Daniel Wolf Savin

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        Last Update:  31 August 2009

2009 2008 2007 2006 2005 2004 2003 2002 2001 2000
1999 1998 1997 1996 1995 1994 1993 1992 1991 1990
1989 1988 1987 1986

Publications 2009

Experimental Rate Coefficient for Dielectronic Recombination of Neonlike Iron forming Sodiumlike Iron
E. W. Schmidt, D. Bernhardt, J. Hoffmann, M. Lestinsky, D. Lukić, A. Müller, D. A. Orlov, D. W. Savin, S. Schippers, and A. Wolf
J. Phys. Conf. Ser. 163, 012028 (2009).
Full text: pdf format.

Precision electron collision spectroscopy of highly charged ions
A. Wolf, D. A. Orlov, C. Krantz, S. Schippers, D. Bernhardt, A. Müller, M. Lestinsky, M. Hahn, O. Novotný, D. W. Savin, F. Ferro, and E. Lindroth
5th SPARC Collaboration Symposium, Lisbon, Portugal, 1-4 September 2009.

Electron-ion Recombination of Fe X forming Fe IX and of Fe XI forming Fe X: Laboratory Measurements and Theoretical Calculations
M. Lestinsky. N. R. Badnell, D. Bernhardt, M. Grieser, J. Hoffmann D. V. Lukić, A. Müller, D. A. Orlov, R. Repnow, D. W. Savin, E. W. Schmidt, M. Schnell, S. Schippers, A. Wolf and D. Yu
Astrophysic. J. 698, 648 (2009).
Full text: pdf format.

Laboratory Studies of the H₂ Production Mechanism Which Led to the Formation of the First Stars
K. Miller, H. Bruhns, H. Kreckel, M. Lestinsky, D. W. Savin, and X. Urbain
Bull. Am. Astron. Soc. 41, 666.

Molecular Cloud Chemistry and the Importance of Dielectronic Recombination
P. Bryans, H. Kreckel, E. Roueff, V. Wakelam and D. W. Savin
Astrophys. J. 694, 289 (2009).
Full text: pdf format.

Is H⁺₃ cooling ever important in primordial gas?
S. C. O. Glover and D. W. Savin
Mon. Not. R. Astron. Soc. 393, 911 (2009).
Full text: pdf format.
Full tables: pdf format.

M-Shell Dielectronic Recombination: Theoretical Study
Sh. A. Abdel-Naby, D Nikolić, T. W. Gorczyca, N. R. Badnell, and D. W. Savin
Application of Accelerators in Research and Industry: Twentieth International Conference
Edited by F. D. McDaniel and B. L. Doyle
AIP Conference Proceedings, 1099, 111 (2009).
Full text: pdf format.

A New Approach to Analyzing Solar Coronal Spectra and Updated Collisional Ionization Equilibrium Calculations. II. Updated Ionization Rate Coefficients
P. Bryans, E. Landi, and D. W. Savin
Astrophys. J. 691 1540 (2009).
Full text: pdf format.
Table 2 (complete): text format.

Publications 2008

Electron-ion recombination for Fe VIII forming Fe VII and Fe IX forming Fe VIII: measurements and theory
E. W. Schmidt, S. Schippers, D. Bernhardt, A. Müller, J. Hoffmann, M. Lestinsky, D. A. Orlov, A. Wolf, D. V. Lukić, D. W. Savin, and N. R. Badnell
Astron. Astrophys. 492, 265 (2008).
Full text: pdf format.

Photorecombination of sodiumlike silicon ions: Astrophysically motivated storage ring experiments and MCDF calculations
E. W. Schmidt, S. Fritzsche, D. Bernhardt, J. Hoffmann, C. Krantz, M. Lestinsky, D. Lukić, A. Müller, D. A. Orlov, D. W. Savin, S. Schippers and A. Wolf
14th International Conference on the Physics of Highly Charged Ions, Chofu, Tokyo, Japan, September 1-5, 2008.

Experimental rate coefficient for dielectronic recombination of neonlike iron forming sodiumlike iron
E. W. Schmidt, D. Bernhardt, J. Hoffmann, M. Lestinsky, D. Lukić, A. Müller, D. A. Orlov, D. W. Savin, S. Schippers, A. Wolf and D. Yu
14th International Conference on the Physics of Highly Charged Ions, Chofu, Tokyo, Japan, September 1-5, 2008.

Dielectronic Recombination Measurements of Iron M-Shell Ions Motivated by Active Galactic Nuclei X-Ray Absorption Features
D. V. Lukić, M. Schnell, D. W. Savin, C. Brandau, E. W. Schmidt, S. Böhm, A. Müller, S. Schippers, M. Lestinsky, F. Sprenger, A. Wolf, Z. Altun, and N. R. Bandell
Publ. Astron. Obs. Belgrade 84, 99 (2008).
Full text: pdf format.

Low-energy charge transfer for collisions of Si³⁺ with atomic hydrogen
H. Bruhns, H. Kreckel, D. W. Savin, D. G. Seely and C. C. Havener
Phys. Rev. A 77, 064702 (2008).
Full text: pdf format.

Ion Storage Rings: Rosetta Stones for Astrophysics
D. W. Savin
Physics with Cold Stored Ion Beams: A Symposium on Recent Physics and Future Perspectives at Heavy Ion Storage Rings and Ion Traps, Heidelberg, Germany, June 12-14, 2008.

A Novel Merged-Beams Apparatus for Studying Anion-Neutral Reactions
D. W. Savin, H. Bruhns, H. Kreckel, M. Lestinsky, W. Mitthumsiri, M. Schnell, B. Seredyuk, M. E. Bannister, C. C. Havener, A. Dorn, O. Heber, M. L. Rappaport, and A. M. Covington
Bull. Am. Phys. Soc. 53(7), 149 (2008).

Dielectronic Recombination of Al-Like Ions
S. Abdel-Naby, D. Nikolic, T. W. Gorczyca, N. R. Badnell, and D. W. Savin
Bull. Am. Phys. Soc. 53(7), 97 (2008).

Progress in Laboratory Measurements of H₂ for Early Universe Chemistry
H. Bruhns, H. Kreckel, M. Lestinsky, W. Mitthumsiri, M. Schnell, B. Seredyuk, D. W. Savin, M. E. Bannister, C. C. Havener, A. Dorn, O. Heber, M. L. Rappaport, and A. M. Covington
Bull. Am. Astron. Soc. 40, 188 (2008).

A Proposed Unique Laboratory Instrument to Study the Cosmic Origins of Organic Chemistry
D. W. Savin, H. Bruhns, H. Kreckel, and M. Lestinsky
Bull. Am. Astron. Soc. 40, 187 (2008).

Theoretical Studies of Dielectronic Recombination of Aluminum-Like Ions
T. Gorczyca, S. A. Abdel Naby, D. Nikolic, N. R. Badnell, and D. W. Savin
Bull. Am. Astron. Soc. 40, 186 (2008).

Novel Assessment of Photorecombination of Ni XI Ions
T. Gorczyca, D. Nikolic, N. R. Badnell, and D. W. Savin
Bull. Am. Astron. Soc. 40, 186 (2008).

The Status of Collisional Ionization Equilibrium Calculations and a New Approach to Emission Measure Determinations
P. Bryans, J. M. Laming, E. Landi, and D. W. Savin
Bull. Am. Astron. Soc. 40, 184 (2008).

Recombination and Ionization Measurements at the Heidelberg Heavy Ion Storage Ring TSR
M. Lestinsky, D. Lukić, D. W. Savin, J. Hoffmann, C. Krantz, D. A. Orlov, A. Wolf, D. Bernhard, O. Borovyk, E. W. Schmidt, D. Yu, S. Schippers, A. Müller, and N. R. Badnell
Bull. Am. Astron. Soc. 40, 183 (2008).

Progress Towards Laboratory Measurements of H₂ Formation for Early Universe Chemistry
D. W. Savin
Atomic and Molecular Physics of the Early Universe, Cambridge, MA, March 31 - April 2, 2008.
View talk.

The Status of Collisional Ionization Equilibrium Calculations and a New Approach to Emission Measure Determination
P. Bryans, J. M. Laming, E. Landi, and D. W. Savin
Bull. Am. Astron. Soc. 40, 54 (2008).

Electron-Impact Ionization of Be-like C III, N IV, and O V
M. Fogle, E. M. Bahati, M. E. Bannister, C. R. Vane, S. D. Loch, M. S. Pindzola, C. P. Ballance, R. D. Thomas, V. Zhaunerchyk, P. Bryans, W. Mitthumsiri, and D. W. Savin
Astrophys. J. Suppl. Ser. 175, 543 (2008).
Full text: pdf format.

Rotating Dual-Wire Beam Profile Monitor Optimized for use in Merged-Beams Experiments
D. G. Seely, H. Bruhns, D. W. Savin, T. J. Kvale, E. Galutschek, H. Aliabadi and C. C. Havener
Nucl. Instrum. Methods A 585, 69 (2008).
Full Text: pdf format.

Orbital sensitivity in Mg²⁺ dielectronic recombination calculations
J. Fu, T. W. Gorczyca, D. Nikolic, N. R. Badnell, D. W. Savin, and M. F. Gu
Phys. Rev. A 77, 032713 (2008).
Full text: pdf format.

Analog and Digital Simulations of Maxwellian Plasmas for Astrophysics
D. W. Savin, N. R. Badnell, P. Beiersdorfer, B. R. Beck, G. V. Brown, P. Bryans, T. W. Gorczcya, M. F. Gu, S. M. Kahn, J. M. Laming, D. A. Liedahl, W. Mitthumsiri, J. H. Scofield, and K. L. Wong
Can. J. Phys 86, 209 (2008).
Full text: pdf format.

Publications 2007

Can Heavy Ion Storage Rings Contribute to Our Understanding of the Charge State Distribution in Cosmic Atomic Plasmas?
Daniel Wolf Savin
J. Phys. Conf. Ser. 88, 012071 (2007).
Full text: pdf format.

Electron-Ion Recombination of Si IV forming Si III: Storage-Ring Measurement and Multiconfiguation Dirac-Fock Calculations
E. W. Schmidt, D. Bernhardt, A. Müller, S. Schippers, S. Fritzsche, J. Hoffmann, A. S. Jaroshevich, C. Krantz, M. Lestinsky, D. A. Orlov, A. Wolf, D. Lukić, and D. W. Savin
Phys. Rev. A 76, 032717 (2007).
Full text: pdf format.

Steps Toward Dielectronic Recombination of Argon-like Ions: A Revisited Theoretical Investigation of Sc³⁺ and Ti⁴⁺
D. Nikolić, T. W. Gorczyca, J. Fu, D. W. Savin, and N. R. Badnell
Nucl. Instr. Methods B, 261, 145 (2007).
Full text: pdf format.

Dielectronic Recombination of Fe XV forming Fe XIV: Laboratory Measurements and Theoretical Calculations
D. Lukić, M. Schnell, D. W. Savin, C. Brandau, E. W. Schmidt, S. Böhm, A. Müller, S. Schippers, M. Lestinsky, F. Sprenger, A. Wolf, Z. Altun, and N. R. Badnell,
Astrophys. J. 664, 1244 (2007).
Full text: pdf format.

Electron-Impact Ionization of Be-like C²⁺, N³⁺, and O⁴⁺
M. E. Bannister, E. M. Bahati, C. P. Ballance, M. R. Fogle, S. D. Loch, W. Mitthumsiri, M. S. Pindzola, D. W. Savin, R. D. Thomas, C. R. Vane, and V. Zhaunerchyk
25^th International Conference on Photonic, Electronic, and Atomic Collisions: Abstracts of Contributed Papers, Vol. I, Fr131.

K-Shell Fluorescence Yields of Li- to F-like Ions
M. F. Hasoğlu, D. Nikolić, T. W. Gorczyca, S. T. Manson, N. R. Badnell, and D. W. Savin
25^th International Conference on Photonic, Electronic, and Atomic Collisions: Abstracts of Contributed Papers, Vol. I, Fr130.

Photorecombination of Sodiumlike Silicon Ions: Astrophysically Motivated Storage Ring Experiments and MCDF Calculations
E. W. Schmidt, S. Fritzsche, D. Bernhardt, J. Hoffmann, C. Krantz, M. Lestinsky, D. Lukić, A. Müller, D. A. Orlov, D. W. Savin, S. Schippers, and A. Wolf
25^th International Conference on Photonic, Electronic, and Atomic Collisions: Abstracts of Contributed Papers, Vol. I, We100.

Experimental Rate Coefficient for Dielectronic Recombination of Neonlike Iron forming Sodiumlike Iron
E. W. Schmidt, D. Bernhardt, J. Hoffmann, M. Lestinsky, D. Lukić, A. Müller, D. A. Orlov, D. W. Savin, S. Schippers, A. Wolf, and D. Yu
25^th International Conference on Photonic, Electronic, and Atomic Collisions: Abstracts of Contributed Papers, Vol. I, We099.

Electron-Ion Recombination Rate Coefficients of Iron M-Shell Ions for X-Ray Astronomy
E. W. Schmidt, S. Schippers, C. Brandau, D. Bernhardt, A. Müller, M. Lestinsky, F. Sprenger, J. Hoffmann, D. A. Orlov, M. Grieser, R. Repnow, A. Wolf, D. Lukić, M. Schnell, D. W. Savin, and N. R. Badnell
25^th International Conference on Photonic, Electronic, and Atomic Collisions: Abstracts of Contributed Papers, Vol. I, We098.

Some Ionization and Recombination Data Needs for Cosmic Atomic Plasmas
D. W. Savin
Atomic Processes in Plasmas - 15th International Conference on Atomic Processes in Plasmas,
Edited by J. D. Gillaspy, J. J. Curry, and W. L. Wiese (American Institute of Physics, New York, 2007), p. 124.
AIP Conference Proceedings, 774, 297 (2007).
Full text: pdf format.

Electron-Ion Recombination Rate Coefficients of Iron M-Shell Ions for X-Ray Astronomy
E. W Schmidt, S. Schippers, C. Brandau, D. Bernhardt, A. Müller, M. Lestinksy, F. Sprenger, J. Hoffmann, D. A. Orlov, M. Grieser, R. Repnow, A. Wolf, M. Schnell, D. Lukić, D. W. Savin, and N. R. Badnell
Astron. Nachr. 328, 671 (2007).
Full text: pdf format.

Fare Astrophysica in Laboratorio (Doing Astrophysics in the Laboratory)
Daniel Wolf Savin, Benjamin J. McCall, and Kate Kirby
Le Stelle, Luglio 2007 (The Stars, July 2007), pp. 40-47.

Kosmische Kryptologie (Cosmic Cryptology)
Daniel Wolf Savin, Benjamin J. McCall, and Kate Kirby
Astronomie Heute, Juni 2007 (Astronomy Today, Juni 2007), pp. 28-35.

Implications for Atomic Physics from New Ionization Balance Calculations and Solar Physics Observations
P. Bryans, E. Landi, D. W. Savin
Bull. Am. Phys. Soc. 52(7), 158 (2007).

Development and Construction of a Novel Apparatus for Studying Anion-Neutral Reactions
B. Seredyuk, H. Bruhns, H. Kreckel, W. Mitthumsiri, D. W. Savin, M. E. Bannister, C. C. Havener, A. Dorn, O. Heber, M. L. Rappaport, and A. M. Covington
Bull. Am. Phys. Soc. 52(7), 97 (2007).

Dielectronic Recombination Studies Motivated by Active Galactic Nuclei
D. V. Lukic, D. W. Savin, M. Schnell, C. Brandau, D. Bernhard, A. Mueller, S. Schippers, E. W. Schmidt, D. Yu, M. Grieser, J. Hoffmann, M. Lestinsky, D. A. Orlov, R. Repnow, F. Sprenger, A. Wolf, Z. Altun, and N. R. Badnell
Bull. Am. Phys. Soc. 52(7), 96 (2007).

K-shell Fluorescence Yields of Li- to F-like Ions
S. T. Manson, M. F. Hasoglu, T. W. Gorczyca, N. R. Badnell, and D. W. Savin
Bull. Am. Phys. Soc. 52(7), 39 (2007).

Dielectronic Recombination of Al-Like Sulfur
Sh. A. Abdel-Naby, D. Nicolić, T. W. Gorczyca, N. R. Badnell, and D. W. Savin
Bull. Am. Phys. Soc. 52(7), 39 (2007).

Signature of Quantum Interference in Photorecombination of Ar-Like Ions
D. Nikolić, T. W. Gorczyca, D. W. Savin, and N. R. Badnell
Bull. Am. Phys. Soc. 52(7), 39 (2007).

Dielectronic Recombination of Partially-Filled M-Shell Ions
T. W. Gorczyca, D. Nikolic, S. A. Abdel-Naby, J. Fu, N. R. Badnell, and D. W. Savin
ECAMP IX: 9th European Conference on Atoms, Molecules, and Photons.

Electron-Ion Recombination Measurements of Iron M-Shell Ions Motivated by Active Galactic Nuclei X-Ray Absorption Features
S. Schippers, E. W. Schmidt, C. Brandau, D. Bernhardt, D. Yu , A. Müller, M. Lestinsky, F. Sprenger, J. Hoffmann, D. A. Orlov, M. Grieser, R. Repnow, A. Wolf , D. Lukić, M. Schnell, and D. W. Savin
ECAMP IX: 9th European Conference on Atoms, Molecules, and Photons.

Low-energy electron capture by Ne²⁺ ions from H(D)
B. Seredyuk, H. Bruhns, D. W. Savin, D. Seely, H. Aliabadi, E. Galutschek, and C. C. Havener
Phys. Rev. A 75, 054701 (2007).
Full text: pdf format.

Laboratory Studies of Hydrogen Ion Chemistry
A. Calamai, A. Daw, L. Reynolds, J. Gleeson, R. Maples, D. Savin, and M. Schnell
Bull. Am. Astron. Soc. 38, 120 (2007)

Probing Lunar Volatiles: Initial Ground-based Results
A. Crotts, D. Austin, A. Barclay, A. Bergier, A. Chutjian, P. Cseresnjes, M. Darrach, D. Ebel, S. Gorevan, P. Hickson, C. Hummels, M. Joner, J. Kratochvil, D. Lukić, S. Marka, Z. Marka, Y. Nakamura, J. Radebaugh, D. W. Savin, and C. Scharf
38th Lunar and Planetary Science Conference, (Lunar and Planetary Science XXXVIII), held March 12-16, 2007 in League City, Texas. LPI Contribution No. 1338, p. 2294.
Full text: pdf format.

Electron-Ion Recombination Measurements of Fe⁷⁺, Fe⁸⁺, Fe¹³⁺ Motivated by Active Galactic Nuclei X-Ray Absorption Features
E. W. Schmidt, S. Schippers, C. Brandau, D. Bernhardt, A. Müller, M. Lestinsky, F. Sprenger, J. Homann, D. A. Orlov, M. Grieser, R. Repnow, A. Wolf, D. Lukić, M. Schnell, and D. W. Savin
J. Phys.: Conf. Ser. 58, 223.
Full text: pdf format.

Cosmic Codebreakers: Unlocking the Mysteries of the Universe
Daniel Wolf Savin, Benjamin J. McCall, and Kate Kirby
Sky and Telescope, March 2007, pp. 33-38.

Publications 2006

Collisional Ionization Equilibrium for Optically Thin Plasmas. I. Updated Recombination Rate Coefficients for Bare through Sodium-like Ions
P. Bryans, N. R. Badnell, T. W. Gorczyca, J. M. Laming, W. Mitthumsiri, and D. W. Savin
Astrophys. J. Suppl. Ser. 167, 343 (2006).
Full text: pdf or ps format.

H₃⁺ Cooling in Primordial Gas
S. Glover and D. W. Savin
Phil. Trans. R. Soc. London A 364, 3107 (2006).
Full text: pdf format.

Dielectronic Recombination Of Iron M-shell Ions Motivated By Absorption Features In AGN Spectra
D. Lukić, M. Schnell, D. W. Savin, C. Brandau, E. W. Schmidt, D. Yu, D. Bernhardt, S. Schippers, A. Müller, M. Lestinsky, D. Orlov, F. Sprenger, M. Grieser, R. Repnow, J. Hoffmann, and A. Wolf
Bull. Am. Astron. Soc. 38, 392 (2006).

Calculations of Atomic Data for X-Ray Astrophysics
T. Gorczyca, K. T. Korista, J. Fu, M. F. Hasoğlu, I. Dumitriu, N. R. Badnell, and D. W. Savin
Bull. Am. Astron. Soc. 38, 387 (2006).

Updated Ionization Balance Calculations for Collisionally Ionized Plasmas
P. Bryans, N. R. Badnell, T. W. Gorczcya, J. M. Laming, W. Mitthumsiri, and D. W. Savin
Bull. Am. Astron. Soc. 38, 387 (2006).

Electron-Impact Ionization of Be-like C, N, and O
M. R. Fogle, M. E. Bannister, E. Bahati, C. R. Vane, M. S. Pindzola, S. D. Loch, W. Mitthumsiri, D. W. Savin, R. Thomas, and V. Zhaunerchyk
Bull. Am. Astron. Soc. 38, 387 (2006).

Strong LSJ Dependence of Fluorescence Yields: Breakdown of the Configuration-Average Approximation
M. F. Hasoğlu, T. W. Gorczyca, K. T. Korista, S. T. Manson, N. R. Badnell, and D. W. Savin
Astrophys. J. Lett.649, L149 (2006).
Full text: pdf or ps format.

Updated Coronal Equilibrium Calculations
P. Bryans, N. R. Badnell, T. W. Gorczyca, J. M. Laming, W. Mitthumsiri, and D. W. Savin
Bull. Am. Astron. Soc. 38, 215 (2006).

Reactions of Protons and Hydrogen at Electron-Volt Energies
A. G. Calamai, S. M. Brewer, J. C. Gleeson, B. W. Myer, L. M. Reynolds, R. J. Stamilio, A. N. Daw, M. Schnell, and D. W. Savin
Bull. Am. Phys. Soc. 51(3), 98 (2006).

Proposed Development of a Novel Approach for Studying Anion-Neutral Reactions
D. W. Savin, W. Mitthumsiri, M. Schnell, B. Seredyuk, C. C. Havener, M. E. Bannister, and A. Dorn
Bull. Am. Phys. Soc. 51(3), 98 (2006).

Dielectronic Recombination in Active Galactic Nuclei
D. Lukić, D. W. Savin, M. Schnell, C. Brandau, E. Schmidt, S. Schippers, A. Müller, M. Lestinsky, F. Sprenger, A. Wolf, Z. Altun, and N. R. Badnell
Bull. Am. Phys. Soc. 51(3), 85 (2006).

Dielectronic Recombination of Argon-Like Scandium: A Revisited Theoretical Investigation
D. Nikolic, J. Fu, T. W. Gorczyca, D. W. Savin, and N. R. Badnell
Bull. Am. Phys. Soc. 51(3), 85 (2006).

Dielectronic Recombination of Mg²⁺: Importance of Relaxation and Term-Dependence
J. Fu, D. Nikolic, T. W. Gorczyca, D. W. Savin, and N. R. Badnell
Bull. Am. Phys. Soc. 51(3), 85 (2006).

New Collisional Ionization Equilibrium Calculations for Optically Thin Plasmas
P. Bryans, W. Mitthumsiri, D. W. Savin, N. R. Badnell, T. W. Gorczyca, and J. M. Laming
Bull. Am. Phys. Soc. 51(3), 85 (2006).

Importance of Configuration Interaction for Accurate Atomic Data: Fluorescence Yields of K-Shell Vacancy Lithium-Like Ions
M. F. Hasoğlu, I. Dumitriu, T. W. Gorczyca, D. W. Savin, S. T. Manson, and N. R. Badnell
Bull. Am. Phys. Soc. 51(3), 39 (2006).

Dielectronic Recombination of Fe XXIII Forming Fe XXII: Laboratory Measurements and Theoretical Calculations
D. W. Savin, G. Gwinner, M. Grieser, R. Repnow, M. Schnell, D. Schwalm, A. Wolf, and S.-G. Zhou, S. Kieslich , A. Müller, S. Schippers, J. Colgan, S. D. Loch, N. R. Badnell, M. H. Chen, and M. F. Gu
Astrophys. J. 642, 1275 (2006).
Full text: pdf or ps format.

Electron-Ion Recombination Measurements Motivated by AGN X-Ray Absorption Features: Fe XIV Forming Fe XIII
E. W. Schmidt, S. Schippers, A. Müller, M. Lestinsky, F. Sprenger, M. Grieser, R. Repnow, A. Wolf, C. Brandau, D. Lukić, M. Schnell, and D. W. Savin
Astrophys. J. Lett. 641, L157 (2006).
Full text: pdf or ps format.

Cosmological Implications of the Uncertainty in H^- Destruction Rate Coefficients
S. C. Glover, D. W. Savin, and A.-K. Jappsen
Astrophys. J. 640, 553 (2006).
Full text: pdf or ps format.

Importance of Configuration Interaction for Accurate Atomic Data: Fluorescence Yields of K-Shell Vacancy, Lithium-like Ions
T. W. Gorczyca, I. Dumitriu, M. F. Hasoğlu, K. T Korista, N. R. Badnell, D. W. Savin, and S. T. Manson
Astrophys. J. Lett. 638, L121 (2006).
Full text: pdf or ps format.

Dielectronic Recombination Data for Dynamic Finite-Density Plasmas: IX. The Fluorine Isoelectronic Sequence
O. Zatsarinny, T. W. Gorczyca, J. Fu, K. T. Korista, N. R. Badnell, and D. W. Savin
Astron. Astrophys. 447, 379 (2006).
Full text: pdf or ps format.

Measurements of Atomic and Molecular Parameters of Hydrogen and Nitrogen for Solar Physics
A. Daw, A. G. Calamai, S. Brewer, B. Myer, D. W. Savin, and M. Schnell
Proceedings of the International Symposium on Solar Physics and Solar Eclipses (SPSE 2006), eds. R. Ramelli, O. Shalabiea, I. Saleh, J. O. Stenflo, p. 109.

Dipole Polarization Effects on Highly-Charged-Ion-Atom Electron Capture
C. C. Havener, S. L. Hough, R. Rejoub, D. W. Savin, and M. Schnell
Photonic, Electronic and Atomic Collisions: Proceedings of the XXIV International Conference held in Rosario, Argentina, July 20-26, 2005 (World Scientific Publishing Co., Pte. Ltd., Singapore, 2006), p.522 .

Cosmological Implications of the Uncertainty in Astrochemical Rate Coefficients
S. C. O. Glover, D. W. Savin, and A.-K. Jappsen
Proceedings of the 2006 NASA Laboratory Astrophysics Workshop, ed. P. F. Weck, V. H. S. Kwong, and F. Salama (NASA/CP-2006-214549, 2006), p. 248.

Dielectronic Recombination In Active Galactic Nuclei
D. V. Lukic, M. Schnell, D. W. Savin, Z. Altun, N. R. Badnell, C. Brandau, E. W. Schmidt, A. Müller, S. Schippers, F. Sprenger, M. Lestinsky, and A. Wolf
Proceedings of the 2006 NASA Laboratory Astrophysics Workshop, ed. P. F. Weck, V. H. S. Kwong, and F. Salama (NASA/CP-2006-214549, 2006), p. 221.

Calculation of Atomic Data for NASA Missions
T. W. Gorczyca, K. T. Korista, J. Fu, D. Nikolić, M. F. Hasoglu, I. Dumitriu, N. R. Badnell, D. W. Savin, and S. T. Manson
Proceedings of the 2006 NASA Laboratory Astrophysics Workshop, ed. P. F. Weck, V. H. S. Kwong, and F. Salama (NASA/CP-2006-214549, 2006), p. 190.

Collisional Ionization Equilibrium for Optically Thin Plasmas
P. Bryans, W. Mitthumsiri, D. W. Savin, N. R. Badnell, T. Gorczyca, and J. M. Laming
Proceedings of the 2006 NASA Laboratory Astrophysics Workshop, ed. P. F. Weck, V. H. S. Kwong, and F. Salama (NASA/CP-2006-214549, 2006), p. 166.

Laboratory Astrophysics White Paper
N. Brickhouse, S. Federman, V. Kwong, F. Salama, D. Savin, P. Stancil, J. Weingartner, and L. Ziurys
Proceedings of the 2006 NASA Laboratory Astrophysics Workshop, ed. P. F. Weck, V. H. S. Kwong, and F. Salama (NASA/CP-2006-214549, 2006), p. 1.

Publications 2005

Erratum: Dielectronic Recombination Data for Dynamic Finite-Density Plasmas: IV. The Carbon Isoelectronic Sequence
O. Zatsarinny, T. W. Gorczyca, K. T. Korista, J. Fu, N. R. Badnell, W. Mitthumsiri and D. W. Savin
Astron. Astrophys. 440, 1203 (2005).
Full text: pdf or ps format.

Cosmological Implications of the Uncertainties in Astrochemical Rate Coefficients
S. Glover, D. W. Savin, A.-K. Jappsen
Astrochemistry Throughout the Universe: Recent Successes and Current Challenges,
International Astronomical Union. Symposium no. 231, held 29 August - 2 September, 2005 in Asilomar, California, USA.
Edited by Dariusz C. Lis, Geoffrey A. Blake & Eric Herbst. Cambridge University Press, 2005.
Abstract and Poster Presentation.

Erratum: Dielectronic Recombination Data for Dynamic Finite-Density Plasmas: II. The Oxygen Isoelectronic Sequence
O. Zatsarinny, T. W. Gorczyca, K. T. Korista, J. Fu, N. R. Badnell, W. Mitthumsiri, and D. W. Savin
Astron. Astrophys. 438, 743 (2005).
Full text: pdf or ps format.

Electron Capture by Ne⁴⁺ Ions from Atomic Hydrogen
C. C. Havener, R. Rejoub, C. R. Vane, H. F. Krause, D. W. Savin, M. Schnell, J. G. Wang, and P. C. Stancil
Phys. Rev. A 71, 034702 (2005).
Full text: pdf or ps format.

Ionization and Recombination with Electrons: Laboratory Measurements and Observational Consequences
D. W. Savin
X-Ray Diagnostics of Astrophysical Plasmas: Theory, Experiment, and Observation,
Edited by R. Smith
AIP Conference Proceedings, 774, 297 (2005).
Full text: pdf format.

Measurements of M-Shell Dielectronic Recombination for Active Galactic Nuclei
D. Lukić, M. Schnell, D. W. Savin, D. W., A. Müller, S. Schippers, E. W. Schmidt, C. Brandau, M. Lestinsky, F. Sprenger, and A. Wolf
Bull. Am. Astron. Soc. 37, 483 (2005).

Laboratory Measurements of Charge Transfer on Atomic Hydrogen at Thermal Energies
C. C. Havener, R. Rejoub, M. Schnell, and D. W. Savin
Bull. Am. Astron. Soc. 37, 481 (2005).

Dielectronic Recombination
D. W. Savin
Bull. Am. Astron. Soc. 37, 479 (2005).

Laboratory Cosmology
D. W. Savin
Bull. Am. Phys. Soc. 50(3), 17 (2005).

Publications 2004

Ionization and Recombination with Electrons: Laboratory Measurements and Observational Consequences
D. W. Savin
X-ray Diagnostics for Astrophysical Plasmas: Theory, Experiment, and Observation, Cambridge, MA, November 15-17, 2004.

An Apparatus for Measuring Ion-Neutral Charge-Transfer Rate Coefficients
R. Stamilio, J. Kanoy, B. Cranswick, A. G. Calamai, M. Schnell, and D. W. Savin
Bull. Am. Phys. Soc. 49(7), 27 (2004).

Importance of M-shell Iron Dielectronic Recombination in Active Galactic Nuclei
D. W. Savin, S. Böhm, C. Brandau, M. Lestinsky, A. Müller, S. Schippers, E. W. Schmidt, M. Schnell, F. Sprenger, and A. Wolf
Energiereiche Atomare Stöβe (Atomic Collision Dynamics) - 25 ed. Jan M Rost and J.Ullrich (Max Planck Institute for Physics of Complex Systems, Dresden, 2004), p. 119.
Full text: pdf or ps format.

Dielectronic Recombination Data for Dynamic Finite-Density Plasmas: VII. The Neon Isoelectronic Sequence
O. Zatsarinny, T. W. Gorczyca, K. T. Korista, N. R. Badnell, and D. W. Savin
Astron. Astrophys. 426, 699 (2004).
Full text: pdf or ps format.

X-Ray Spectroscopy of Astrophysical Plasmas
S. M. Kahn, E. Behar, A. Kinkhabwala, and D. W. Savin
Frontiers of X-Ray Astronomy, ed. A. C. Fabian, K. A. Pounds, and R. D. Blanford, (Cambridge University Press, Cambridge, UK, 2004), p. 19.

Astrophysically Motivated Laboratory Studies of Dielectronic Recombination
M. Schnell, D. W. Savin, C. Brandau, A. Müller, S. Schippers, and A. Wolf
Bull. Am. Astron. Soc. 36, 915 (2004).

Low Energy Electron Capture by Ne³⁺ Ions on Atomic Hydrogen
R. Rejoub, M. E. Bannister, C. C. Havener, D. W. Savin, C. Verzania, J. G. Wang, and P. C. Stancil
Phys. Rev. A 69, 052704 (2004).
Full text: pdf or ps format.

Rate Coefficient for H⁺ + H₂ --> H + H₂⁺ Charge Transfer and Some Cosmological Implications
D. W. Savin, P. S. Krstić, Z. Haiman, and P. C. Stancil
Astrophys. J. Lett. 606, L167 (2004).
Erratum: Astrophys. J. Lett. 607, L147 (2004).
Full text (including erratum): pdf or ps format.

Recent Laboratory Measurements of Dielectronic Recombination
D. W. Savin, M. Schnell, C. Brandau, A. Müller, S. Schippers, and A. Wolf
Bull. Am. Astron. Soc. 36, 800 (2004).

Dielectronic Recombination Data for Dynamic Finite-Density Plasmas: IV. The Carbon Isoelectronic Sequence
O. Zatsarinny, T. W. Gorczyca, K. T. Korista, N. R. Badnell, and D. W. Savin
Astron. Astrophys. 417, 1173 (2004).
Full text: pdf or ps format.

Publications 2003

Dielectronic Recombination Data for Dynamic Finite-Density Plasmas: II. The Oxygen Isoelectronic Sequence
O. Zatsarinny, T. W. Gorczyca, K. T. Korista, N. R. Badnell, and D. W. Savin
Astron. Astrophys. 412, 587 (2003).
Full text: pdf or ps format.

Electron Capture by Ne²⁺ Ions on Atomic Hydrogen
A. Mroczkowski, D. W. Savin, R. Rejoub, P. S. Krstić, and C. C. Havener
Phys. Rev. A, 68 032721 (2003).
Full text: pdf or ps format.

High Resolution Mass Spectrometry using a Linear Electrostatic Ion Beam Trap
D. Zajfman, Y. Rudich, I. Sagi, D. Strasser, D. W. Savin, S. Goldberg, M. Rappaport, and O. Heber
Int. J. Mass Spectrom. 229, 55 (2003).
Full text: pdf format.

Low Energy Electron Capture by Ne^(2-4)+ Ions from Atomic Hydrogen using Merged Beams
C. C. Havener, R. Rejoub, H. F. Krause, C. R. Vane, C. J. Verzani, T. Mroczkowski, and D. W. Savin
Bull. Am. Phys. Soc. 48(3) (2003).

Dielectronic Recombination of Fe XXI and Fe XXII via N = 2 --> N' = 2 Core Excitations
D. W. Savin, S. M. Kahn, G. Gwinner, M. Grieser, R. Repnow, G. Saathoff, D. Schwalm, A. Wolf, A. Müller, S. Schippers, P. A. Závodszky, M. H. Chen, T. W. Gorczyca, O. Zatsarinny, and M. F. Gu
Astrophys. J. Suppl. Ser. 147, 421 (2003).
Full text: pdf or ps format.

Assessment of the Fluorescence and Auger DataBase Used in Plasma Modeling
T. W. Gorczyca, C. N. Kodituwakku, K. T. Korista, O. Zatsarinny, N. R. Badnell, E. Behar, M. H. Chen, and D. W. Savin
Astrophys. J. 592, 636 (2003).
Full text: pdf or ps format.

Assessment of the Fluorescence and Auger Data Base used in Plasma Modeling
T. W. Gorczyca, C. N. Kodituwakku, K. T. Korista, O. Zatsarinny, N. R. Badnell, E. Behar, M. H. Chen, and D. W. Savin
Bull. Am. Astron. Soc. 35, 654 (2003).

Publications 2002

Recombination Rate Coefficients for Astrophysical Applications from Storage-Ring Experiments
S. Schippers, S. Böhm, A. Müller, G. Gwinner, M. Schnell, D. Schwalm, A. Wolf, and D. W. Savin
Stellar Coronae in the Chandra and XMM-Newton Era, ed. F. Favata and J. Drake, (Astronomical Society of the Pacific, Provo, Utah, 2002), p. 591.
Full text: pdf format.

Ion Storage Ring Measurements of Low Temperature Dielectronic Recombination Rate Coefficients for Modeling X-Ray Photoionized Cosmics Plasmas
D. W. Savin, G. Gwinner, D. Schwalm, A. Wolf, A. Müller, and S. Schippers
NASA Laboratory Astrophysics Workshop, ed. F. Salama (NASA/CP-2002-21186, 2002), p. 83.

Laboratory Measurements of Charge Transfer on Atomic Hydrogen at Thermal Energies
C. C. Havener, C. R. Vane, H. F. Krause, P. C. Stancil, T. Mroczkowski, and D. W. Savin
NASA Laboratory Astrophysics Workshop, ed. F. Salama (NASA/CP-2002-21186, 2002), p. 62.

Computation of Dielectronic Recombination Data for the Oxygen-like Isoelectronic Sequence
T. W. Gorczyca, K. T. Korista, O. Zatsarinny, N. R. Badnell, and D. W. Savin
NASA Laboratory Astrophysics Workshop, ed. F. Salama (NASA/CP-2002-21186, 2002), p. 60.

X-Ray Spectroscopy of Astrophysical Plasmas
S. M. Kahn, E. Behar, A. Kinkhabwala, and D. W. Savin
Phil. Trans. R. Soc. Lond. A 360, 1923 (2002).
Full text: pdf format.

Dielectronic Recombination of Fe XIX Forming Fe XVIII: Laboratory Measurements and Theoretical Calculations
D. W. Savin, S. M. Kahn, J. Linkemann, A. A. Saghiri, M. Schmitt, M. Grieser, R. Repnow, D. Schwalm, A. Wolf, T. Bartsch, A. Müller, S. Schippers, M. H. Chen, N. R. Badnell, T. W. Gorczyca, and O. Zatsarinny
Astrophys. J. 576, 1098 (2002).
Full text: pdf or ps format.

Shortcomings of the R-Matrix Method for Treating Dielectronic Recombination Rate Coefficients
T. W. Gorczyca, N. R. Badnell, and D. W. Savin,
Phys. Rev. A, 65, 062707 (2002).
Full text: pdf or ps format.

Dielectronic Recombination (via 2 --> 2 Core Excitations) and Radiative Recombination onto Fe XX: Laboratory Measurements and Theoretical Calculations
D. W. Savin, E. Behar, S. M. Kahn, G. Gwinner, A. A. Saghiri, M. Schmitt, M. Grieser, R. Repnow, D. Schwalm, A. Wolf, T. Bartsch, A. Müller, S. Schippers, N. R. Badnell, M. H. Chen, and T. W. Gorczyca
Astrophys. J. Suppl. Ser. 138, 337 (2002).
Full text: pdf or ps format.

Uncertainties in Dielectronic Recombination Rates: Effects on Solar and Stellar Upper Atmosphere Abundance Determinations
D. W. Savin, and J. M. Laming
Astrophys. J. 566, 1166 (2002).
Full text: pdf or ps format.

Rate Coefficients for D(1s) + H⁺ <--> D⁺ + H(1s) Charge Transfer and Some Astrophysical Implications
D. W. Savin
Astrophys. J. 566, 599 (2002).
Full text: pdf or ps format.

Publications 2001

Dielectronic Recombination Rates for L-Shell Iron Ions (Fe XVII - Fe XXIV) in Collisionally Ionized Plasmas
D. W. Savin, T. Bartsch, M. H. Chen, M. Grieser, T. W. Gorczyca, G. Gwinner, S. M. Kahn, J. Linkemann, A. Müller, R. Repnow, A. Saghiri, S. Schippers, M. Schmitt, D. Schwalm, and A. Wolf
New Century of X-Ray Astronomy, ed. H. Kunieda and H. Inoue, (Astronomical Society of the Pacific, Provo, Utah, 2001) p. 272.
Full text: ps format.

Atomic Data Needs for Modeling Photoionized Plasmas
D. W. Savin
Spectroscopic Challenges of Photoionized Plasmas,
Edited by G. J. Ferland and D. W. Savin, (Astronomical Society of the Pacific, Provo, Utah, 2001), p. 167.
Full text: ps format.

Spectroscopic Challenges of Photoionized Plasmas
G. J. Ferland and D. W. Savin, eds., (Astronomical Society of the Pacific, Provo, Utah, 2001).

Laboratory Measurements of Iron L Shell Emission: 3 --> 2 Transitions of Fe XXI -- XXIV Between 10.5 A and 12.5 A
M. F. Gu, S. M. Kahn, D. W. Savin, E. Behar, P. Beiersdorfer, G. V. Brown, D. A. Liedahl, and K. J. Reed
Astrophys. J. 563, 462 (2001).
Full text: pdf or ps format.

Dielectronic Recombination Resonances Close to Threshold
G. Gwinner, N. Eklöw, P. Glans, A. Hoffknecht, S. Kieslich, E. Lindroth, A. Müller, D. W. Savin, S. Schippers, M. Schnell, D. Schwalm, M. Tokman, and A. Wolf
XXII International Conference on Photonic, Electronic, and Atomic Collisions, Santa Fe, New Mexico, USA, July 18-24, 2001, Abstracts of Contributed Papers, edited by S. Datz, M. E. Bannister, H. F. Krause, L. H. Saddiq, D. Schultz and C. R. Vane, (Rinton Press, Princeton, New Jersey, USA, 2001) p. 325.

Experimental Dielectronic Recombination Rate Coefficients of Iron L-Shell Ions for Astrophysical Applications
S. Schippers, S. Böhm, C. Brandau, G. Gwinner, A. Müller, M. Schnell, D. Schwalm, A. Wolf, and D. W. Savin
XXII International Conference on Photonic, Electronic, and Atomic Collisions, Santa Fe, New Mexico, USA, July 18-24, 2001, Abstracts of Contributed Papers, edited by S. Datz, M. E. Bannister, H. F. Krause, L. H. Saddiq, D. Schultz and C. R. Vane, (Rinton Press, Princeton, New Jersey, USA, 2001) p. 331.

Spectroscopic Challenges of Photoionized Plasmas
G. Ferland and D. W. Savin
Publ. Astron. Soc. Pacific 113, 1024 (2001).
Full text: pdf or ps format.

Measurements of Atomic Parameters of Highly Charged Ions for Interpreting Astrophysical Spectra
G. V. Brown, P. Beiersdorfer, K. R. Boyce, K. C. Cendreau, M. F. Gu, J. Cygax, S. M. Kahn, R. Kelley, F. S. Porter, D. W. Savin, and S. B. Utter
Phys. Scr. T92, 130 (2001).
Full text: pdf format.

Current Research with Highly Charged Ions in EBIT and SuperEBIT
P. Beiersdorfer, J. A. Britten, G. V. Brown, H. Chen, E. J. Clothiaux, J. Cottam, E. Förster, M.-F. Gu, C. L. Harris, S. M. Kahn, J. K. Lepson, P. A. Neill, D. W. Savin, H. Schulte-Schreppig, L. Schweikhard, A. J. Smith, E. Träbert, J. Tschischgale, S. B. Utter, and K. L. Wong
Phys. Scr. T92, 268 (2001).
Full text: pdf format.

Dielectronic Recombination of L-Shell Ions
G. Gwinner, D. W. Savin, D. Schwalm, A. Wolf, S. Schippers, A. Müller, N. R. Badnell, and M. H. Chen
Phys. Scr. T92, 319 (2001).
Full text: pdf format.

Interstellar X-Ray Absorption Spectroscopy of Oxygen, Neon, and Iron with the Chandra LETGS Spectrum of X0614+091
F. Paerels, A. C. Brinkman, R. L. J. van der Meer, J. S. Kaastra, E. Kuulkers, A. J. F. den Boggende, P. Predehl, J. J. Drake, S. M. Kahn, D. W. Savin, and B. M. McLaughlin
Astrophys. J. 546, 338 (2001).
Full text: pdf or ps format.

Publications 2000

Measurements of High Temperature Dielectronic Recombination for Modeling Cosmic Plasmas
D. W. Savin, T. Bartsch, M. H. Chen, T. W. Gorcayca, M. Grieser, S. M. Kah, J. Linkemann, A. Müller, R. Repnow, A. A. Saghiri, S. Schippers, M. Schmitt, D. Schwalm, and A. Wolf
Bull. Am. Astron. Soc. 32, 1258 (2000).

Experimental Studies of X-ray Line Formation in Iron L-shell Ions: Resonant Processes and Direct Excitation
M. F. Gu, S. M. Kahn, D. W. Savin, E. Behar, P. Beiersdorfer, G. V. Brown, D. A. Liedahl, and K. J. Reed
Bull. Am. Astron. Soc. 32, 1227 (2000).

Measurements of Low Temperature Dielectronic Recombination in L-Shell Iron for Modeling X-Ray Photoionized Cosmic Plasmas
D. W. Savin, N. R. Badnell, T. Bartsch, E. Behar, C. Brandau, M. H. Chen, M. Grieser, T. W. Gorczyca, G. Gwinner, A. Hoffknecht, S. M. Kahn, A. Müller, R. Repnow, A. A. Saghiri, S. Schippers, M. Schmitt, D. Schwalm, A. Wolf, and P. A. Závodszky
Proceedings of the 12th APS Topical Conference on Atomic Processes in Plasmas,
Edited by R. C. Mancini and R. A. Phaneuf
AIP Conference Proceedings 547, 267 (2000).
Full text: pdf format.

Modeling X-Ray Photoionized Plasmas: Ion Storage Ring Measurements of Low Temperature Dielectronic Recombination Rate Coefficients for L-Shell Iron
D. W. Savin, N. R. Badnell, T. Bartsch, C. Brandau, M. H. Chen, M. Grieser, G. Gwinner, A. Hoffknecht, S. M. Kahn, J. Linkemann, A. Müller, R. Repnow, A. A. Saghiri, S. Schippers, M. Schmitt, D. Schwalm, A. Wolf, and P. A. Závodszky
Atomic Data Needs for X-Ray Astronomy, ed. M. A. Bautista, T. R. Kallman, and A. K. Pradhan (NASA/CP-2000-209968, 2000), p. 143.
Full text: ps format.

Laboratory Data for X-Ray Astronomy
P. Beiersdorfer, G. V. Brown, H. Chen, M. F. Gu, S. M. Kahn, J. K. Lepson, D. W. Savin, and S. B. Utter
Atomic Data Needs for X-Ray Astronomy, ed. M. A. Bautista, T. R. Kallman, and A. K. Pradhan (NASA/CP-2000-209968, 2000), p. 103.
Full text: ps format.

Experimental M1 Transition Rates of Coronal Lines from Ar X, Ar XIV, and Ar XV
E. Träbert, S. B. Utter, P. Beiersdorfer, G. V. Brown, H. Chen, C. Harris, P. Neill, D. W. Savin, and A. J. Smith
Astrophys. J. 541, 506 (2000).
Full text: pdf or ps format.

Simulating a Maxwellian Plasma using an Electron Beam Ion Trap
D. W. Savin, P. Beiersdorfer, S. M. Kahn, B. R. Beck, G. V. Brown, M. F. Gu, D. A. Liedahl, and J. H. Scofield
Rev. Sci. Instrum. 71, 3362 (2000).
Full text: pdf or ps format.

The Role of Dielectronic Recombination in the Early Universe
D. W. Savin
Bull. Am. Phys. Soc. 45(3), 72 (2000).

Measurements of High Temperature Dielectronic Recombination for Modeling Solar Flares
D. W. Savin, S. M. Kahn, M. Grieser, J. Linkemann, R. Repnow, A. A. Saghiri, M. Schmitt, D. Schwalm, A. Wolf, T. Bartsch, A. Müller, S. Schippers, and T. W. Gorczyca
Bull. Am. Astron. Soc. 32, 822 (2000).

Ionization Balance, Chemical Abundance, and the Metagalactic Radiation Field at High Redshift
D. W. Savin
Bull. Am. Astron. Soc. 32, 737 (2000).

Dielectronic Recombination: Current Understanding and Astrophysical Implications
D. W. Savin
Rev. Mex. Astro. Astrof. (Serie de Conferencias) 9, 115 (2000).
Full text: pdf or ps format.

Emission Line Spectra from Laboratory Plasmas
P. Beiersdorfer, G. V. Brown, M.-F. Gu, S. M. Kahn, J. K. Lepson, D. W. Savin, and S. B. Utter
Rev. Mex. Astro. Astrof. (Serie de Conferencias) 9, 123 (2000).
Full text: pdf or ps format.

Ionization Balance, Chemical Abundances and the Metagalactic Radiation Field at High Redshift
D. W. Savin
Astrophys. J. 533, 106 (2000).
Full text: pdf or ps format.

Recombination in Electron Coolers
A. Wolf, G. Gwinner, J. Linkemann, A. A. Saghiri, M. Schmitt, D. Schwalm, M. Grieser, M. Beutelspacher, T. Bartsch, C. Brandau, A. Hoffknecht, A. Müller, S. Schippers, O. Uwira, and D. W. Savin
Nucl. Instrum. Methods A441, 183 (2000).
Full text: pdf format.

Recent Livermore Excitation and Dielectronic Recombination Measurements for Laboratory and Astrophysical Spectral Modeling
P. Beiersdorfer, G. V. Brown, M.-F. Gu, C. L. Harris, S. M. Kahn, S.-H. Kim, P. A. Neill, D. W. Savin, A. J. Smith, S. B. Utter, and K. L. Wong
Proceedings of the International Seminar on Atomic Processes in Plasmas, Toki, Japan 1999, ed. T. Kato and I. Murakami, National Institute for Fusion Science Research Report, NIFS-PROC-44, p. 25 (2000).

Dielectronic Recombination Rates for Iron L-Shell Ions from Storage Ring Experiments
S. Schippers, N. R. Badnell, T. Bartsch, C. Brandau, M. H. Chen, M. Grieser, G. Gwinner, A. Hoffknecht, S. M. Kahn, J. Linkemann, A. Müller, R. Repnow, A. A. Saghiri, D. W. Savin, M. Schmitt, D. Schwalm, and A. Wolf
Proceedings of the International Seminar on Atomic Processes in Plasmas, Toki, Japan 1999, ed. T. Kato and I. Murakami, National Institute for Fusion Science Research Report, NIFS-PROC-44, p. 122 (2000).

Publications 1999

Effects of Electron Spiraling on the Anisotropy and Polarization of Photon Emission from an Electron Beam Ion Trap
M. F. Gu, D. W. Savin, and P. Beiersdorfer
J. Phys. B 32, 5371 (1999).
Full text: pdf or ps format.

Dielectronic Recombination in Photoionized Gas. II. Laboratory Measurements for Fe XVIII and Fe XIX
D. W. Savin, S. M. Kahn, J. Linkemann, A. A. Saghiri, M. Schmitt, M. Grieser, R. Repnow, D. Schwalm, A. Wolf, T. Bartsch, C. Hoffknecht, A. Müller, S. Schippers, M. H. Chen, and N. R. Badnell
Astrophys. J. Suppl. Ser. 123, 687 (1999).
Full text: pdf or ps format.

Experimentally Derived Dielectronic Recombination Rate Coefficients for Helium-like C V and Hydrogenic O VIII
D. W. Savin
Astrophys. J. 523, 855 (1999).
Full text: pdf or ps format.

Ion Storage Ring Measurements of Dielectronic Recombination for Astrophysically Relevant Fe^q+ Ions
D. W. Savin, T. Bartsch, C. Brandau, M. H. Chen, M. Grieser, A. Hoffknecht, S. M. Kahn, J. Linkemann, A. Müller, R. Repnow, A. A. Saghiri, S. Schippers, M. Schmitt, D. Schwalm, and A. Wolf
Proceedings of the 15th International Conference on the Application of Accelerators in Research and Industry,
Edited by J. L. Duggan and I. L. Morgan,
AIP Conference Proceeding 475, 166 (1999).
Full text: pdf format.

Laboratory Measurements of Resonant Contributions to Fe XXIV Line Emission
M. F. Gu, P. Beiersdorfer, G. V. Brown, S. M. Kahn, D. A. Liedahl, K. J. Reed, and D. W. Savin
Phys. Scr. T80B, 310 (1999).
Full text: pdf format.

Simulations of a Maxwellian Plasma using an Electron Beam Ion Trap
D. W. Savin, B. Beck, P. Beiersdorfer, S. M. Kahn, G. V. Brown, M. F. Gu, D. A. Liedahl, and J. H. Scofield
Phys. Scr. T80B, 312 (1999).
Full text: pdf format.

Improved Electron-Beam Ion-Trap Lifetime Measurement of the Ne⁸⁺(1s2s ³S₁) Level
E. Träbert, P. Beiersdorfer, G. V. Brown, A. J. Smith, S. B. Utter, M. F. Gu, and D. W. Savin
Phys. Rev. A 60, 2034 (1999).
Full text: pdf or ps format.

Field enhanced dielectronic recombination of Cl¹⁴⁺ and Ti¹⁹⁺ ions
T. Bartsch, A. Müller, S. Schippers, C. Brandau, S. Böhm, G. Gwinner, A. A. Saghiri, M. Schmitt, G. Saathoff, M. Beutelspacher, M. Grieser, D. Schwalm, A. Wolf, H. Danared, R. Schuch, G. H. Dunn, and D. W. Savin
Proceedings of the 21st International Conference on the Physics of Electronic and Atomic Collisions, Sendai, Japan, Abstracts of Contributed Papers, ed. Y. Itikawa, K. Okuno, H. Tanaka, A, Yagishita, and M. Matsuzawa, p. 383 (1999).

Absolute Cross Section for Si²⁺(3s^{2 1}S --> 3s3p ¹P) Electron-Impact Excitation
D. B. Reisenfeld, L. D. Gardner, P. H. Janzen, D. W. Savin, and J. L. Kohl
Phys. Rev. A 60, 1153 (1999).
Full text: pdf or ps format.

Laboratory Measurements of Fe XXIV Line Emission: 3 to 2 Transitions Near Excitation Threshold
M. F. Gu, S. M. Kahn, D. W. Savin, P. Beiersdorfer, G. V. Brown, D. A. Liedahl, K. J. Reed, C. P. Bhalla, and S. R. Grabbe
Astrophys. J. 518, 1002 (1999).
Full text: pdf or ps format.

Reevaluation of Experiments and New Theoretical Calculations for Electron-Impact Excitation of C³⁺
P. H. Janzen, L. D. Gardner, D. B. Reisenfeld, D. W. Savin, and J. L. Kohl
Phys. Rev. A 59, 4821 (1999).
Full text: pdf or ps format.

Laboratory Measurements of Fe XXIV Line Emission: 3-->2 Transitions near Excitation Threshold
M. F. Gu, S. M. Kahn, D. W. Savin, P. Beiersdorfer, G. V. Brown, D. A. Liedahl, K. J. Reed, C. P. Bhalla, and S. R. Grabbe
Bull. Am. Astron. Soc. 31, 736 (1999).

Publications 1998

Dielectronic Recombination for Boronlike Ions
M. H. Chen, K. J. Reed, D. S. Guo, and D. W. Savin
Phys. Rev. A 58, 4539 (1998).
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Recent Dielectronic Recombination Experiments
A. Müller, T. Bartsch, C. Brandau, A. Hoffknecht, H. Knopp, S. Schippers, O. Uwira, J. Linkemann, A. A. Saghiri, M. Schmitt, D. Schwalm, A. Wolf, F. Bosch, B. Franzke, C. Kozhuharov, P. H. Mokler, F. Nolden, M. Steck, T. Stöhlker, T. Winkler, H. Danared, D. R. DeWitt, H. Gao, H. Lebius, R. Schuch, W. Spies, W. Zong, G. H. Dunn, W. G. Graham, J. A. Tanis, J. Doerfert, D. W. Savin, and Z. Stachura
Hyperf. Int. 114, 229 (1998).
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Precision Measurement of the Lifetime of the 1s2s ³S₁ Metastable Level in Heliumlike O⁶⁺
J. Crespo López-Urrutia, P. Beiersdorfer, D. W. Savin, and K. Widmann
Phys. Rev. A 58, 238 (1998).
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New Electron Temperature and Density Diagnostics for Photoionized Gas
D. W. Savin, S. M. Kahn, J. Linkemann, M. Schmitt, D. Schwalm, A. Wolf, T. Bartsch, A. Müller, S. Schippers, M. H. Chen, and D. A. Liedahl
NIST Special Publication 926, Poster Papers - International Conference on Atomic and Molecular Data and Their Applications (ICAMDATA 97), ed. W. L. Wiese and P. J. Mohr (NIST, Gaithersburg, 1998), p. 96.

Laboratory Measurements of Iron L-Shell Line Emission
M. F. Gu, S. M. Kahn, D. W. Savin, P. Beiersdorfer, G. V. Brown, and D. A. Liedahl
NIST Special Publication 926, Poster Papers - International Conference on Atomic and Molecular Data and Their Applications (ICAMDATA 97), ed. W. L. Wiese and P. J. Mohr (NIST, Gaithersburg, 1997), p. 137.

Absolute Cross Section for Electron Impact Excitation of Ground State Si²⁺
D. B. Reisenfeld, P. H. Janzen, L. D. Gardner, D. W. Savin, and J. L Kohl,
Bull. Am. Phys. Soc. 43(3), ?? (1998).

Ion Storage Ring Measurements for Understanding Line Emission and Ionization and Thermal Structures of Photoionized Gas
D. W. Savin, S. M. Kahn, A. Müller, and A. Wolf
NASA Laboratory Space Science Workshop, Cambridge, Massachusetts, April 1998.

Laboratory X-Ray Spectroscopy Experiments in Support of NASA's X-Ray Satellite Missions
S. M. Kahn, P. Beiersdorfer, G. V. Brown, M. F. Gu, D. L. Liedahl, D. W. Savin, S. B. Utter, and K. Widmann
NASA Laboratory Space Science Workshop, Cambridge, Massachusetts, April 1998.

A Synergistic Approach to Modeling Astrophysical X-Ray Spectra
D. A. Liedahl, P. Beiersdorfer, G. V. Brown, S. Utter, S. M. Kahn, M. F. Gu, and D. W. Savin
NASA Laboratory Space Science Workshop, Cambridge, Massachusetts, April 1998.

Absolute Cross Section for Electron Impact Excitation of Ground State Si²⁺
D. B. Reisenfeld, P. H. Janzen, L. D. Gardner, D. W. Savin, and J. L. Kohl
NASA Laboratory Space Science Workshop, Cambridge, Massachusetts, April 1998.

The Effects of Electron Spiraling on the Anistropy and Polarizatioin of Photon Emission from an Electron Beam Ion Trap
D. W. Savin, M. F. Gu, and P. Beiersdorfer
Proceedings of the Japan-US Workshop on Plasma Polarization Spectroscopy and the International Seminar on Plasma Polarization Spectroscopy, Kyoto, Japan, 1998, ed. T. Fujimoto and P. Beiersdorfer, National Institute for Fusion Science Research Report, NIFS-PROC-37.

Publications 1997

Hyperfine Transitions in Ground State Hydrogen-like ¹⁶⁵Ho⁶⁶⁺ and ^185,187Re⁷⁴⁺
J. R. Crespo López-Urrutia, P. Beiersdorfer, D. W. Savin, K. Widmann
Proceedings of the 14th International Conference on the Application of Accelerators in Research and Industry,
Edited by J. L. Duggan and I. L. Morgan
AIP Conference Proceedings 392, 87 (1997).

Enhancement Effects on Electron-Ion Recombination Rates
A. Müller, T. Bartsch, C. Brandau, H. Danared, D. R. DeWitt, J. Doefert, G. H. Dunn, H. Gao, W. G. Graham, A. Hoffknecht, H. Lebius, J. Linkemann, M. S. Pinzola, D. W. Savin, S. Schippers, M. Schmitt, R. Schuch, D. Schwalm, W. Spies, O. Uwira, A. Wolf, and W. Zong
Proceedings of the 14th International Conference on the Application of Accelerators in Research and Industry,
Edited by J. L. Duggan and I. L. Morgan
AIP Conference Proceedings 392, 31 (1997).

Dielectronic Recombination in Photoionized Gas: the Importance of 2p_1/2 - 2p_3/2 Core Excitations
D. W. Savin, T. Bartsch, M .H. Chen, S. M. Kahn, D. A. Liedahl, J. Linkemann, A. Müller, S. Schippers, M. Schmitt, D. Schwalm, A. Wolf
Astrophys. J. Lett. 489, L115 (1997).
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Recombination Measurements at Low Energies with Au^49+,50+,51+ at the TSR
O. Uwira, A. Müller, J. Linkemann, T. Bartsch, C. Brandau, M. Schmitt, A. Wolf, D. Schwalm, R. Schuch, W. Zong, H. Leibius, W. G. Graham, J. Doerfert, and D. W. Savin
Hyperf. Int. 108, 149 (1997).
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A High-Resolution Transmission-Type X-Ray Spectrometer Designed for Observation of the K-alpha Transitions of Highly Charged High-Z Ions
K. Widmann, P. Beiersdorfer, G. V. Brown, J. Crespo López-Urrutia, V. Decaux, and D. W. Savin
Rev. Sci. Instrum. 68, 1087 (1997).
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Measurement of Iron L-Shell Dielectronic Recombination (DR) Rates for X-Ray Photoionized Nebulae: Fe XVIII and Fe XIX Delta n=0 DR
D. W. Savin, S. M. Kahn, J. Linkemann, A. A. Saghiri, M. Schmitt, A. Wolf, T. Bartsch, A. Müller, S. Schippers, and M. H. Chen
Bull. Am. Phys. Soc. 42, 964 (1997).

Recombination Enhancement in Collisions of Electrons with Au⁴⁹⁺, Au⁵⁰⁺ and Au⁵¹⁺ Ions
O. Uwira, T. Bartsch, C. Brandau, J. Doerfert, W. G. Graham, H. Lebius, J. Linkemann, A. Müller, D. W. Savin, M. Schmitt, R. Schuch, D. Schwalm, A. Wolf, W. Zong
Proceedings of the XXth International Conference on the Physics of Electronic and Atomic Collisions, Vienna, Austria, Abstracts of Contributed Papers, TU 143 (1997).

Iron L-Shell Dielectronic Recombination Rates for X-Ray Photoionized Nebulae: Measurement of Fe¹⁷⁺ and Fe¹⁸⁺  Delta n=0 DR
D. W. Savin, T. Bartsch, M. H. Chen, S. M. Kahn, J. Linkemann, A. Müller, A. A. Saghiri, S. Schippers, M. Schmitt, A. Wolf
Proceedings of the XXth International Conference on the Physics of Electronic and Atomic Collisions, Vienna, Austria, Abstracts of Contributed Papers, TU 145 (1997)

Calibration of the Standard Plasma Line Emission Codes for Upcoming X-Ray Satellite Missions
P. Beiersdorfer, G. V. Brown, M. F. Gu, S. M. Kahn, D. A. Liedahl, D. W. Savin, and S. B. Utter
American Astronomical Society, High Energy Astrophysics Division Meeting, Estes Park, Colorado, USA (1997).

Laboratory Measurements of Fe XXIV Iron Line Emission for X-Ray Observations of Clusters of Galaxies
M. F. Gu, P. Beiersdorfer, G. V. Brown, S. M. Kahn, D. A. Liedahl, and D. W. Savin
American Astronomical Society, High Energy Astrophysics Division Meeting, Estes Park, Colorado, USA (1997).

Laboratory Measurements of Dielectronic Recombination and Their Applications for AGN X-Ray Spectra
D. W. Savin, T. Bartsch, M. H. Chen, S. M. Kahn, D. A. Liedahl, J. Linkemann, A. Müller, S. Schippers, M. Schmitt, D. Schwalm, and A. Wolf
American Astronomical Society, High Energy Astrophysics Division Meeting, Estes Park, Colorado, USA (1997).

Publications 1996

Laboratory Measurements of Fe XXIV L-Shell Line Emission
D. W. Savin, P. Beiersdorfer, J. Crespo López-Urrutia, V. Decaux, E. M. Gullikson, S. M. Kahn, D. A. Liedahl, K. J. Reed, and K. Widmann
Astrophys. J. Lett. 470, L73 (1996).
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Observation of the Hyperfine Transition of the 1s ²S_1/2 Ground State of H-like ¹⁶⁵Ho⁶⁶
J. R. Crespo López-Urrutia, P. Beiersdorfer, D. W. Savin, and K. Widmann
Phys. Rev. Lett. 77, 826 (1996).
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Measurement and Interpretation of the Polarization of the X-Ray Line Emission of Heliumlike Fe XXV Excited by an Electron Beam
P. Beiersdorfer, D. A. Vogel, K. Reed, V. Decaux, J. Scofield, K. Widmann, G. Hölzer, E. Förster, O. Wehrhan, D. W. Savin, and L. Schweikhard
Phys. Rev. A 53, 3974 (1996).
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Absolute Measurement of Dielectronic Recombination for C³⁺ in a Known External Field
D. W. Savin, L. D. Gardner, D. B. Reisenfeld, A. R. Young, and J. L. Kohl
Phys. Rev. A 53, 280 (1996).
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Overview of the current spectroscopy effort on the Livermore electron beam ion traps
P. Beiersdorfer, G. V. Brown, J. Crespo López-Urrutia, V. Decaux, S. R. Elliott, D. W. Savin, A. J. Smith, G. S. Stefanelli, K. Widmann, K. L. Wong
Hyperf. Int. 99, 203 (1996).

Laboratory Astrophysics: Measurements of n = n´ to n = 2 Line Emission in Fe¹⁶⁺ to Fe²³⁺
D. W. Savin, P. Beiersdorfer, G. V. Brown, J. Crespo López-Urrutia, V. Decaux, S. M. Kahn, D. A. Liedahl, K. J. Reed, and K. Widmann
Proceedings of the 10th APS Topical Conference on Atomic Processes in Plasmas,
Edited by A. L. Osterheld and W. H. Goldstein
AIP Conference Proceedings 381, 39 (1996).

Observation and Interpretation of Polarized X-Ray Line Emission from Heliumlike Fe XXV excited by a Monoenergetic Electron Beam
P. Beiersdorfer, V. Decaux, K. Reed, J. Scofield, D. A. Vogel, K. Widmann, and D. W. Savin
Tenth American Physical Society Topical Conference on Atomic Processes in Plasmas, San Francisco, California, USA (1996).

Observation of the Hyperfine Transition of the 1s ²S_1/2 Ground State of H-like ¹⁶⁵Ho⁶⁶⁺
J. R. Crespo López-Urrutia, P. Beiersdorfer, D. Savin, and K. Widmann
Bull. Am. Phys. Soc. 41, 1064 (1996).

Polarization Spectroscopy of X-Ray Transitions from Beam-Excited Higly Charged Ions
P. Beiersdorfer, J. Crespo López-Urrutia, V. Decaux, K. Widmann, and D. Savin
High-Temperature Plasma Diagnostics Meeting, Monteray, California, USA (1996).

Survey and Identification of L-Shell Transitions from Fe XVII to Fe XXIV in the Wavelength Band 10-17 Å
P. Beiersdorfer, G. V. Brown, V. Decaux, S. M. Kahn, D. Liedahl, D. W. Savin, and K. Widmann
American Astronomical Society, High Energy Astrophysics Division, San Diego, California, USA (1996).

Fe XXIV n = 3 --> n = 2 and n = 4 --> n = 2 Line Emission Produced by Electron Impact Excitation
D. W. Savin, S. M. Kahn, P. Beiersdorfer, D. A. Liedahl, and K. J. Reed
American Astronomical Society, High Energy Astrophysics Division, San Diego, California, USA (1996).

Publications 1995

In Situ Absolute Calibration of a Channel Electron Multiplier for Detection of Positive Ions
D. W. Savin, L. D. Gardner, D. B. Reisenfeld, A. R. Young, and J. L. Kohl
Rev. Sci. Instrum. 66, 67 (1995).
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Absolute Rate Coefficient for C³⁺(2s-2p) Electron Impact Excitation
D. W. Savin, L. D. Gardner, D. B. Reisenfeld, A. R. Young, and J. L. Kohl
Phys. Rev. A 51, 2162 (1995).
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Report on the Plasma Codes Workshop Meeting of the High Energy Astrophysics Division of the AAS: Napa Valley, California
N. Brickhouse, R. Edgar, J. Kaastra, T. Kallman, D. Liedahl, K. Masai, B. Monsignori-Fossi, R. Petre, W. Sanders, D. Savin, and R. Stern
Legacy 6, 4 (1995).

Experimental Calibration of Iron L-Shell Emission: Fe XXIV n = 3 --> n = 2 and n = 4 --> n = 2 Transitions in Collisionally Dominated Plasmas
D. W. Savin, S. M. Kahn, P. Beiersdorfer, D. A. Liedahl, and K. J. Reed
Nineteenth International Conferences on the Physics of Electronic and Atomic Collisions, Whistler, British Columbia, Canada, Abstracts of Contributed Papers (1995).

Publications 1994

Measurement of C³⁺ Dielectronic Recombination in a Known External Field
A. R. Young, L. D. Gardner, D. W. Savin, G. P. Lafyatis, A. Chutjian, S. Bliman, and J. L. Kohl
Phys. Rev. A 49, 357 (1994).
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Absolute Electron Impact Excitation Measurements for C IV
D. W. Savin, D. B. Reisenfeld, L. D. Gardner, A. R. Young, and J. L. Kohl
Fourteenth International Conference on Atomic Physics, Boulder, Colorado, USA, Abstracts of Contributed Papers (1994).

Absolute Dielectronic Recombination Measurements for C IV in a Known External Field
D. W. Savin, D. B. Reisenfeld, L. D. Gardner, A. R. Young, and J. L. Kohl
Fourteenth International Conference on Atomic Physics, Boulder, Colorado, USA, Abstracts of Contributed Papers (1994).

Tokamak Measurements of K-Shell Transitions in H-, He-, Li-, and Be-like Fe
D. W. Savin, P. Beiersdorfer, S. M. Kahn
Fourteenth International Conference on Atomic Physics, Boulder, Colorado, USA, Abstracts of Contributed Papers (1994).

X-Ray Laboratory Astrophysics Experiments using the Lawrence Livermore National Laboratory Electron Beam Ion Trap
D. W. Savin, S. M. Kahn, P. Beiersdorfer, D. A. Liedahl, and B. J. Wargelin
American Astronical Society, High Energy Astrophysics Division, Napa, California, USA, Abstracts of Contributed Papers (1994).

Spectroscopic Implications of Thermal Instabilities in X-Ray Photoionized Accretion Flows
C. J. Hess, S. M. Kahn, D. W. Savin, and D. A. Liedahl
Bull. Am. Astron. Soc. 26, 121 (1994).

Publications 1993

Measurement of Dielectronic Recombination for C³⁺ in a Known External Electric Field
D. W. Savin, L. D. Gardner, J. C. Raymond, D. B. Reisenfeld, and J. L. Kohl
Bull. Am. Phys. Soc. 38, 1116 (1993).

Publications 1992

Experimental Dielectronic Recombination Results and their Implications for the Solar Transition Region
D. W. Savin, D. B. Reisenfeld, L. D. Gardner, J. C. Raymond, and J. L. Kohl
Bull. Am. Astron. Soc. 24, 736 (1992).

Measurement of Dielectronic Recombination in a Known External Electric Field
D. W. Savin, L. D. Gardner, J. C. Raymond, D. B. Reisenfeld, and J. L. Kohl
Bull. Am. Phys. Soc. 37, 2007, (1992).

Publications 1990

Measurement of Dielectronic Recombination in C IV in an External Electric Field
A. R. Young, L. D. Gardner, J. L. Kohl, J. C. Raymond, D. B. Reisenfeld, and D. W. Savin
Bull. Am. Astron. Soc. 22, 799 (1990).

A Measurement of Dielectronic Recombination in a Known Electric Field
L. D. Gardner, J. L. Kohl, D. B. Reisenfeld, D. W. Savin, and A. R. Young
Bull. Am. Phys. Soc. 36, 1251 (1991).

Publications 1989

Experiments on Electron Impact Excitation and Dielectronic Recombination at Harvard-Smithsonian
L. D. Gardner, J. L. Kohl, D. W. Savin, and A. R. Young
Journal de Physique 50, C1-405 (1989).

Publications 1987

Measurement of Dielectronic Recombination in C³⁺
L. D. Gardner, J. L. Kohl, D. W. Savin, and A. R. Young
Bull. Am. Phys. Soc. 32, 1274 (1987).

Crossed Beams Determination of the Dielectronic Recombination Cross Section in C³⁺
L. D. Gardner, J. L. Kohl, D. W. Savin, and A. R. Young
Fifteenth International Conference on the Physics of Electronic and Atomic Collisions, Brighton, United Kingdom, Abstracts of Contributed Papers, ed. J. Geddes, H. B. Gilbody, A. E. Kingston, C. J. Latimer, and H. J. R. Walters, p. 384 (1987).

Publications 1986

Ask Dr. Dan, Ph.D.
D. W. Savin
J. Irreproducible Results 31(5), 6 (1986).
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Daniel Wolf Savin