Our major research areas include space science, condensed matter physics, nuclear physics, medical imaging, and string theory.

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Submissions from 2007

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Low-energy acoustic plasmons at metal surfaces RID B-5938-2008 RID C-8602-2009, Bogdan Diaconescu, Karsten Pohl, Luca Vattuone, Letizia Savio, Philip Hofmann, Vyacheslov M. Silkin, Jose M. Pitarke, Eugene V. Chulkov, Pedro M. Echenique, Daniel Farias, and Mario Rocca

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On the role of the II(1/2g) state in spontaneous dissociation of krypton and xenon dimer ions , J. Fedor, Olof E. Echt, K. Gluch, S. Matt-Leubner, P. Scheier, and T. D. Mark

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On the role of the II(1/2g) state in spontaneous dissociation of krypton and xenon dimer ions, J. Fedor, Olof Echt, K. Gluch, S. Matt-Leubner, Paul Scheier, and Tilmann D. Mark

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Isotope effects in the metastable decay of Ne-2(+), K. Gluch, J. Fedor, R. Parajuli, Olof E. Echt, S. Matt-Leubner, P. Scheier, and T. D. Maerk

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Metastable C3H52+ Produced by Electron Impact of Propane, K. Gluch, S. Matt-Leubner, Olof Echt, and Paul Scheier

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Predicting magnetopause crossings at geosynchronous orbit during the Halloween storms, R. E. Lopez, S. Hernandez, M. Wiltberger, Chia-Lin L. Huang, E. L. Kepko, Harlan E. Spence, C. C. Goodrich, and J. G. Lyon

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Multiply charged neon clusters: failure of the liquid drop model?, I. Mahr, Fabio Zappa, Stephan Denifl, D. Kubala, Olof Echt, Tilmann D. Mark, and Paul Scheier

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Predicting magnetospheric dynamics with a coupled Sun‐to‐Earth model: Challenges and first results, V. G. Merkin, M. J. Owens, Harlan E. Spence, W. J. Hughes, and J. M. Quinn

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Role of coronal mass ejections in the heliospheric Hale cycle, M. J. Owens, Nathan A. Schwadron, N. U. Crooker, W. J. Hughes, and Harlan E. Spence

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Hyperpolarized Xe-129 MRI: A viable functional lung imaging modality?, Samuel Patz, F. William Hersman, Iga Muradian, Mirko I. Hrovat, Iulian C. Ruset, Stephen Ketel, Francine Jacobson, George P. Topulos, Hiroto Hatabu, and James P. Butler

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Local structural and compositional determination via electron scattering: Heterogeneous Cu(001)-Pd surface alloy, J. Sun, J. B. Hannon, G. L. Kellogg, and Karsten Pohl

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Electron impact ionization of thymine clusters embedded in superfluid helium droplets , F. Zappa; S, Denifl; I. Maehr; J. Lecointre; F. Rondino; Olof E. Echt; T. D. Maerk; and P. Scheier

Submissions from 2006

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pi K scattering in full QCD with domain-wall valence quarks, Silas R. Beane, Paulo F. Bedaque, Thomas C. Luu, Kostas Originos, Elisabetta Pallante, Assumpta Parreno, and Martin J. Savage

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Nucleon-nucleon scattering from fully dynamical lattice QCD, S. R. Beane, P. F. Bedaque, K. Originos, and M. J. Savage

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Stability of Uracil and Thymine Cations, Manuel Beikircher, S. Ptasiska, S. Feil, M. Winkler, A. Bacher, W. Schustereder, Olof Echt, Tilmann D. Mark, and Paul Scheier

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Supergravity microstates for BPS black holes and black rings, Per Berglund, Eric G. Gimon, and Thomas S. Levi

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Cryogenics for lunar exploration, Talso Chui, Burt Zhang, M. Barmatz, Inseob Hahn, Konstantin Penanen, Charles Hays, Donald Strayer, Yuanming Liu, Fang Zhong, Joseph Young, Tom Radey, Jack Jones, Nicholas Galitzki, Nixon Li, Leyan Lo, Steven Horikoshi, Shawna M. Hollen, and Ho Jung Paik

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Supersymmetric approximations to the 3D supersymmetric O(N) model, John F. Dawson, B. Mihaila, Per Berglund, and F. Cooper

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Fullerenes: Electron Attachment and Detachment, Olof Echt, Sylwia Ptasinska, Stephan Denifl, Michal Stano, Philipp Sulzer, Fabio Zappa, Paul Scheier, Tilmann D. Mark, J. U. Andersen, E. Bonderup, B. Concina, P. Hvelplund, B. Liu, S. Brondsted Nielsen, J. Rangama, J. S. Forster, and Klavs Hansen

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Kinetic Energy Distributions in Metastable Decay of Rare Gas Dimer Ions, J. Fedor, S. Matt-Leubner, K. Gluch, Olof Echt, Frederic Merkt, Paul Scheier, and Tilmann D. Mark

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Metastable dissociation and kinetic energy release of helium clusters upon electron impact ionization , S. Feil, K. Gluch, S. Denifl, F. Zappa, Olof E. Echt, P. Scheier, and T. D. Mark

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The Stability of Singly and Multiply Charged La@C80 and La@C82 ions Determined from Kinetic Energy Release Measurements, Stefan Feil, Krzysztof Gluch, Sara Matt-Leubner, Olof Echt, J. Pedersen, Chava Lifshitz, Baopeng Cao, Takatsugu Wakahara, Takeshi Akasaka, Paul Scheier, and Tilmann D. Märk

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General classification and analysis of neutron beta-decay experiments, V. Gudkov, G. L. Green, and John R. Calarco

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Origins of nanoscale heterogeneity in ultrathin films, J. B. Hannon, J. Sun, Karsten Pohl, and G. L. Kellogg

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The frequency factor in statistical fullerene decay , K. Hansen, E. E.B. Campbell, and Olof E. Echt

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Storm‐time configuration of the inner magnetosphere: Lyon‐Fedder‐Mobarry MHD code, Tsyganenko model, and GOES observations, Chia-Lin L. Huang, Harlan E. Spence, J. G. Lyon, F. R. Toffoletto, H. J. Singer, and S. Sazykin

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Electron Attachment to Higher Fullerenes and to Sc3N@C80, Sylwia Ptasinska, Olof Echt, Stephan Denifl, Michal Stano, Philipp Sulzer, Fabio Zappa, Aleksandar Stamatovic, Paul Scheier, and Tilmann D. Mark

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Optical pumping system design for large production of hyperpolarized Xe-129, I. C. Ruset, S. Ketel, and F. William Hersman

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A system for open-access He-3 human lung imaging at very low field, I. C. Ruset, L. L. Tsai, R. W. Mair, S. Patz, M. I. Hrovat, M. S. Rosen, I. Muradian, J Ng, G. P. Tolupos, J. P. Butler, R. L. Walsworth, and F. William Hersman

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Thermal Expansion and Magnetostriction of the Ising Antiferromagnet TbNi2Ge2, G M. Schmiedeshoff, Shawna M. Hollen, S L. Budko, and P C. Canfield

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Solar proton events for 450 years: The Carrington event in perspective, M. A. Shea, D. F. Smart, K. G. McCracken, G. A. M. Dreschhoff, and Harlan E. Spence

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Two groups of extremely large> 30MeV solar proton fluence events, D. F. Smart, M. A. Shea, Harlan E. Spence, and L. Kepko

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Structural determination of the Bi(110) semimetal surface by LEED analysis and ab initio calculations , J. Sun, A. Mikkelson, M. Fuglsang Jensen, Y. M. Koroteev, G. Bihlmayer, E. V. Chulkov, D. L. Adams, P. H. Hofmann, and Karsten Pohl

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Lifetimes of C-60(2-) and C-70(2-) dianions in a storage ring, S. Tomita, J. U. Andersen, H. Cederquist, B. Concina, Olof E. Echt, J. S. Forster, K. Hansen, B. A. Huber, P. Hvelplund, J. Jensen, B. Liu, B. Manil, and L. Maunoury

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Magnetospheric influence on the Moon's exosphere, Jody K. Wilson, M. Mendillo, and Harlan E. Spence

Submissions from 2005

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Stringy corrections to Kahler potentials, SUSY breaking, and the cosmological constant problem, V. Balasubramanian and Per Berglund

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Systematics of moduli stabilisation in Calabi-Yau flux compactifications, V. Balasubramanian, Per Berglund, J. P. Conlon, and F. Quevedo

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Weak compressible magnetohydrodynamic turbulence in the solar corona, Benjamin D.G. Chandran

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Metastable fractions and dissociations energies for fullerene ions C-n(+), 42 <= n <= 70 , B. Concina, K. Gluch, S. Matt-Leubner, Olof E. Echt, P. Scheier, and T. D. Mark

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Simulation of charged particle trajectories in the neutron decay correlation experiment abBA, D. Desai, G. Greene, R. Mahurin, D. Bowman, and John R. Calarco

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Ionization energies of argon clusters: A combined experimental and theoretical study , Olof E. Echt, T. Fiegele, M. Rummele, M. Probst, S. Matt-Leubner, J. Urban, P. Mach, J. Leszczynski, P. Scheier, and T. D. Mark

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Metastable dissociation of doubly charged ions produced from toluene: Kinetic energy release upon charge separation and H-2 elimination , S. Feil, Olof E. Echt, K. Gluch, V. G. Hasan, S. Matt-Leubner, T. Tepnual, V. Grill, A. Bacher, P. Scheier, and T. D. Mark

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Coulomb Explosion of C7H72+ Ions Produced by Electron Impact Ionization of Toluene, K. Gluch, S. Feil, V. G. Hasan, S. Matt-Leubner, T. Tepnual, Olof Echt, V. Grill, Paul Scheier, and Tilmann D. Mark

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In-Situ Calorimetric Measurements for Space Exploration, Charles Hays, Shawna M. Hollen, M. Barmatz, and Talso Chui

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He-3 lung imaging in an open access, very-low-field human magnetic resonance imaging system, R. W. Mair, M. I. Hrovat, S. Patz, M. S. Rosen, I. C. Ruset, G. P. Topulos, L. L. Tsai, J. P. Butler, F. William Hersman, and R. L. Walsworth

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Energetics, Kinetics and Dynamics of Decaying Metastable Ions Studied with a High Resolution Three Sector Field Mass Spectrometer, S. Matt-Leubner, S. Feil, K. Gluch, J. Fedor, Aleksandar Stamatovic, Olof Echt, Paul Scheier, K. Becker, and Tilmann D. Mark

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Structure of the (111) surface of bismuth: LEED analysis and first-principles calculations RID C-1217-2011 RID B-5938-2008, H. Monig, J. Sun, Y. M. Koroteev, G. Bihlmayer, J. Wells, E. V. Chulkov, Karsten Pohl, and P. Hofmann

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An event-based approach to validating solar wind speed predictions: High-speed enhancements in the Wang-Sheeley-Arge model, M. J. Owens, C. N. Arge, Harlan E. Spence, and A. Pembroke

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Dynamic Jahn-Teller effects in isolated C-60(-) studied by near-infrared spectroscopy in a storage ring, S. Tomita, J. U. Andersen, E. Bonderup, P. Hvelplund, B. Liu, S. B. Nielsen, U. V. Pederson, J. Rangama, K. Hansen, and Olof E. Echt

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The BLAST Cherenkov detectors, B. Tonguc, R. Alarcon, T. Botto, John R. Calarco, A. Degrush, O. Filoti, E. Geis, J. Kelsey, J. Prince, E. Six, and C. Vidal

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Spectrally narrowed external-cavity high-power stack of laser diode arrays, H. Zhu, I. C. Ruset, and F. William Hersman

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Reverse convection and cusp proton aurora: Cluster, polar and image observation, Q. Zong, T. A. Fritz, Harlan E. Spence, H. U. Frey, S. B. Mende, A. Korth, and P. W. Daly

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Plasmoid in the high latitude boundary/cusp region observed by Cluster, Q. G. Zong, T. A. Fritz, Harlan E. Spence, H. Zhang, Z. Y. Huang, Z. Y. Pu, K. Glassmeier, A. Korth, P. W. Daly, A. Balogh, and H. Reme

Submissions from 2004

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Sun-to-magnetosphere modeling: CISM forecast model development using linked empirical methods, D. N. Baker, R. S. Weigel, E. J. Rigler, R. L. McPherron, D. Vassiliadis, C. N. Arge, G. L. Siscoe, and Harlan E. Spence

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On the solar wind control of cusp aurora during northward IMF, M. G. Bobra, S. M. Petrinec, S. A. Fuselier, E. S. Claflin, and Harlan E. Spence

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Fullerene Binding Energies Deduced from Evaporation Experiments: A Comprehensive Study Based on Both Kinetic Energy Release and Metastable Fractions, B. Concina, K. Gluch, S. Matt-Leubner, Olof Echt, Paul Scheier, and Tilmann D. Mark

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Anisotropic manifestation of short-range magnetic correlations in Ce0.6La0.4RhIn5, V. F. Correa, Shawna M. Hollen, L. Tung, P. G. Pagliuso, N. O. Moreno, J. C. Lashley, J. L. Sarrao, and A. H. Lacerda

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Heliospheric plasma sheets, N. U. Crooker, Chia-Lin L. Huang, S. M. Lamassa, D. E. Larson, S. W. Kahler, and Harlan E. Spence

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Hyperthermal collisions of atomic clusters and fullerenes, R. Deng and Olof E. Echt

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Vibrational energy dependence of the triplet lifetime in isolated, photoexcited C-60, Olof E. Echt, S. N. Yao, R. P. Deng, and K. Hansen

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Electron Interactions with Atomic and Molecular Clusters: Excitation, Ionization and Dissociation, J. Fedor, K. Gluch, Rajendra Parajuli, S. Matt-Leubner, Olof Echt, Frank Hagelberg, Aleksandar Stamatovic, Michael Probst, Paul Scheier, and Tilmann D. Mark

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Mechanisms and dynamics of the metastable decay in Ar-2(+), J. Fedor, K. Gluch, R. Parajuli, S. Matt-Leubner, Olof E. Echt, P. Scheier, and T. D. Mark

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Appearance energies of hydrogen and deuterium cluster ions, T. Fiegele, G. Hanel, Olof E. Echt, A. Stamatovic, P. Scheier, and T. D. Mark

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On the Stabilization of Fullerenes by Caged Atoms:  Singly and Multiply Charged Sc3N@C78 and Sc3N@C80 Ions, K. Gluch, S. Feil, S. Matt-Leubner, Olof Echt, Paul Scheier, and Tilmann D. Mark

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High-resolution kinetic energy release distributions and dissociation energies for fullerene ions C(n)(+), 42 <= n <= 90, K. Gluch, S. Matt-Leubner, Olof E. Echt, B. Concina, P. Scheier, and T. D. Mark

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On the kinetic energy release distribution for C(2) evaporation from fullerene ions , K. Gluch, S. Matt-Leubner, Olof E. Echt, R. Deng, J. U. Andersen, P. Scheier, and T. D. Mark

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High resolution measurements of kinetic energy release distributions of neon, argon, and krypton cluster ions using a three sector field mass spectrometer, K. Gluch, S. Matt-Leubner, L. Michalak, Olof E. Echt, A. Stamatovic, P. Scheier, and T. D. Mark

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Plasma sheet climatology: Geotail observations and LFM model comparisons, T. Guild, Harlan E. Spence, L. Kepko, M. Wiltberger, C. Goodrich, J. Lyon, and W. J. Hughes

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A statistical study of the global structure of the ring current, A. M. Jorgensen, Harlan E. Spence, W. J. Hughes, and H. J. Singer

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Relative timing of substorm onset phenomena, L. Kepko, M. G. Kivelson, R. L. McPherron, and Harlan E. Spence

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Ne-2(+)[II(1/2)(u)]: radiative decay and electronic predissociation , S. Matt-Leubner, J. Fedor, R. Parajuli, A. Stamatovic, Olof E. Echt, F. Hagelberg, K. Gluch, M. Probst, P. Scheier, and T. D. Mark

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Phase diagram of hydrogen on Be(0001) from reconstruction-induced surface core-level shifts , Karsten Pohl, E. W. Plummer, S. V. Hoffmann, and P. Hofmann

Thermal Expansion and Magnetostriction of the Heavy Fermion Borocarbide YbNi2B2C, G M. Schmiedeshoff, Shawna M. Hollen, V. F. Correa, A. H. Lacerda, J C. Cooley, M A. Avila, S L. Budko, and P C. Canfield

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Roles of empirical modeling within CISM, G. Siscoe, D. Baker, R. Weigel, J. Hughes, and Harlan E. Spence

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Center for integrated space weather modeling metrics plan and initial model validation results, Harlan E. Spence, D. Baker, A. Burns, T. Guild, Chia-Lin L. Huang, G. Siscoe, and R. Weigel

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Energetic particle sounding of the magnetopause: A contribution by Cluster/RAPID, Q. Zong, T. A. Fritz, Harlan E. Spence, K. Oksavik, Z. Y. Pu, A. Korth, and P. W. Daly

Submissions from 2003

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Hybrid spin-exchange optical pumping of He-3, E. Babcock, I. Nelson, S. Kadlecek, B. Driehuys, L. W. Anderson, F. William Hersman, and T. G. Walker

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Multilayer thermal expansion of Be(0001) determined from surface core level shifts , A. Baraldi, S. Lizzit, Karsten Pohl, P. Hofmann, and S. de Gironcoli

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Formation of the LLBL in the Context of a Unifying Magnetopause Reconnection Mechanism, Athanasios Boudouridis, Harlan E. Spence, and T. G. Onsager

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Reply to comment on “MeV magnetosheath ions energized at the bow shock” by J. Chen, TA Fritz, and RB Sheldon, S. Chang, J. D. Scudder, K. Kudela, Harlan E. Spence, J. F. Fennell, R. P. Lepping, R. P. Lin, and C. T. Russell

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Suprathermal electron isotropy in high-beta solar wind and its role in heat flux dropouts, N. U. Crooker, D. E. Larson, S. W. Kahler, S. M. Lamassa, and Harlan E. Spence

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Mass spectrometric study of K+ + C-60 collisions, R. Deng, A. Clegg, and Olof E. Echt

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On the triplet lifetime in free, photo-excited C-60, R. Deng, M. Treat, Olof E. Echt, and K. Hansen

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Does the Triplet State Play a Role in Delayed Ionization of C60?, Olof Echt, S. Yao, Rongping Deng, and Klavs Hansen

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Probing electronic states of Ne-2(+) and Ar-2(+) by measuring kinetic-energy-release distributions , J. Fedor, R. Parajuli, S. Matt-Leubner, Olof E. Echt, F. Hagelberg, K. Gluch, A. Stamatovic, M. Probst, P. Scheier, and T. D. Mark

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Kinetic-energy release in Coulomb explosion of metastable C3H52+, K. Gluch, J. Fedor, S. Matt-Leubner, Olof E. Echt, A. Stamatovic, M. Probst, P. Scheier, and T. D. Mark

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Energetics and dynamics of decaying cluster ions, K. Gluch, J. Fedor, S. Matt-Leubner, R. Parajuli, C. Mair, A. Stamatovic, Olof E. Echt, C. Lifshitz, J. Harvey, F. Hagelberg, Z. Herman, M. Probst, P. Scheier, and T. D. Mark

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Kinetic Energy Release Distribution and Binding Energy Deduced from C2 Evaporation for Fullerene Ions Cn+ (with 42 <= n <= 90), K. Gluch, S. Matt-Leubner, Olof Echt, Rongping Deng, Aleksandar Stamatovic, Paul Scheier, and Tilmann D. Mark

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Observations of discrete, global magnetospheric oscillations directly driven by solar wind density variations, L. Kepko and Harlan E. Spence

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Time-resolved kinetic energy releases in propane, S. Matt-Leubner, A. Stamatovic, R. Parajuli, P. Scheier, T. D. Mark, Olof E. Echt, and C. Lifshitz

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Bursty energetic electrons confined in flux ropes in the cusp region, Q. G. Zong, T. A. Fritz, Harlan E. Spence, M. Dunlop, Z. Y. Pu, A. Korth, P. W. Daly, A. Balogh, and H. Reme

Submissions from 2002

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A new look at the pulsed reconnection model of the dayside magnetopause, Athanasios Boudouridis, Harlan E. Spence, and T. G. Onsager

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Collisional formation and dissociation of Na@C-60(+), R. Deng and Olof E. Echt

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Collisions of Na+ with C60: Energetics of Endohedral Na@C60+, and Heat Capacity of C60, Rongping Deng and Olof Echt

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Kinetic energy release in exciton-driven metastable decay of neon cluster ions , Olof E. Echt, R. Parajuli, S. Matt, P. Scheier, and T. D. Mark

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Multiply charged clusters , Olof E. Echt, P. Scheier, and T. D. Maerk

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Cooper pair islanding model of insulating nanohoneycomb films, Shawna M. Hollen and J M. Valles Jr.

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ULF waves in the solar wind as direct drivers of magnetospheric pulsations, L. Kepko, Harlan E. Spence, and H. J. Singer

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Kinetics and Energetics of Spontaneous and Electron-Induced Fragmentation of Molecular Ions and Cluster Ions, S. Matt, Rajendra Parajuli, Olof Echt, C. Lifshitz, Aleksandar Stamatovic, Paul Scheier, and Tilmann D. Mark

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Binding Energies of Cluster Ions, Rajendra Parajuli, S. Matt, Olof Echt, Aleksandar Stamatovic, Paul Scheier, and Tilmann D. Mark