A look into one of our laboratories for physical characterization showing instruments for the measurement of magnetic properties, electrical and thermal transport properties, specific heat capacity etc at low temperatures and in high magnetic fields

Publications of G. Sparn

Journal Article (67)

2009
Journal Article
Lengyel, E.; Nicklas, M.; Jeevan, H. S.; Sparn, G.; Geibel, C.; Steglich, F.; Yoshioka, Y.; Miyake, K.: Pressure-induced change of the pairing symmetry in superconducting CeCu2Si2. Physical Review B 80, 140513, pp. 140513-1 - 140513-4 (2009)
2007
Journal Article
Nakanishi, T.; Nicklas, M.; Sparn, G.; Steglich, F.: Compact Hydrostatic Pressure Cell for Precise Resistivity Measurements up to 10 GPa Using PPMS. Journal of the Physical Society of Japan - Supplement A 76, pp. 223 - 225 (2007)
Journal Article
Nicklas, M.; Miclea, C. F.; Sarrao, J. L.; Thompson, J. D.; Sparn, G.; Steglich, F.: Antiferromagnetic fluctuations and the Fulde-Ferrell-Larkin-Ovchinnikov state in CeCoIn5. Journal of the Physical Society of Japan - Supplement A 76, pp. 128 - 131 (2007)
Journal Article
Nicklas, M.; Miclea, C. F.; Sarrao, J. L.; Thompson, J. D.; Sparn, G.; Steglich, F.: Influence of Antiferromagnetic Fluctuations on the Fulde-Ferrell-Larkin-Ovchinnikov State in CeCoIn5. Journal of Low Temperature Physics 146, pp. 669 - 680 (2007)
2006
Journal Article
Lengyel, E.; Sparn, G.; Nicklas, M.; Jeevan, H. S.; Geibel, C.; Steglich, F.: Heat capacity of CeCu2Si2 under hydrostatic pressure. Physica B 378-380, pp. 415 - 416 (2006)
Journal Article
Miclea, C. F.; Nicklas, M.; Parker, D.; Maki, K.; Sarrao, J. L.; Thompson, J. D.; Sparn, G.; Steglich, F.: Pressure Dependence of the Fulde-Ferrell-Larkin-Ovchinnikov State in CeCoIn5. Physical Review Letters 96, 117001, pp. 117001-1 - 117001-4 (2006)
Journal Article
Miclea, C. F.; Nicklas, M.; Sarrao, J. L.; Sparn, G.; Steglich, F.; Thompson, J. D.: Possible Fulde-Ferrell-Larkin-Ovchinnikov superconducting state in CeCoIn5: New evidence from pressure studies. Physica B 378-380, pp. 398 - 399 (2006)
Journal Article
Sparn, G.; Stockert, O.; Grosche, F. M.; Yuan, H. Q.; Faulhaber, E.; Geibel, C.; Deppe, M.; Jeevan, H. S.; Loewenhaupt, M.; Zwicknagl, G. et al.; Steglich, F.: Superconducting phases and quantum criticality in CeCu2Si2. Journal of Physics and Chemistry of Solids 67 (1-3), pp. 529 - 534 (2006)
Journal Article
Tokiwa, Y.; Gegenwart, P.; Hossain, Z.; Ferstl, J.; Sparn, G.; Geibel, C.; Steglich, F.: Low-temperature high-field magnetization of YbRh2Si2 and YbIr2Si2 under hydrostatic pressure. Physica B 378-380, pp. 746 - 747 (2006)
Journal Article
Yuan, H. Q.; Grosche, F. M.; Deppe, M.; Sparn, G.; Geibel, C.; Steglich, F.: Non-Fermi Liquid States in the Pressurized CeCu2(Si1-xGex)2 System: Two Critical Points. Physical Review Letters 96 (4), 047008, pp. 047008-1 - 047008-4 (2006)
2005
Journal Article
Bauer, E.; Hilscher, G.; Michor, H.; Sieberer, M.; Scheidt, E. W.; Gribanov, A.; Seropegin, Y.; Rogl, P.; Amato, A.; Song, W. Y. et al.; Park, J.-G.; Adroja, D. T.; Nicklas, M.; Sparn, G.; Yogi, M.; Kitaoka, Y.: Unconventional superconductivity and magnetism in CePt3Si1-xGex. Physica B-Condensed Matter 359-361, pp. 360 - 367 (2005)
Journal Article
Dionicio, G.; Wilhelm, H.; Sparn, G.; Ferstl, J.; Geibel, C.; Steglich, F.: Electrical resistivity of YbRh2Si2 at high pressure. Physica B-Condensed Matter 359-361, pp. 50 - 52 (2005)
Journal Article
Nakanishi, T.; Sparn, G.; Jeevan, H. S.; Deppe, M.; Geibel, C.; Steglich, F.: Transport properties of CeCu2(Si0.9Ge0.1)2 under hydrostatic pressure. Physica B-Condensed Matter 359-361, pp. 157 - 159 (2005)
Journal Article
Nicklas, M.; Sparn, G.; Lackner, R.; Bauer, E.; Steglich, F.: Effect of hydrostatic pressure on the ambient pressure superconductor CePt3Si. Physica B-Condensed Matter 359-361, pp. 386 - 388 (2005)
Journal Article
Oeschler, N.; Deppe, M.; Lengyel, E.; Borth, R.; Gegenwart, P.; Sparn, G.; Geibel, C.; Steglich, F.: Magnetic phase diagram of CeCu2(Si1-xGex)2 measured with low-temperature thermal expansion. Physical Review B 71 (9), pp. 094409-1 - 094409-6 (2005)
Journal Article
Tokiwa, Y.; Gegenwart, P.; Radu, T.; Ferstl, J.; Sparn, G.; Geibel, C.; Steglich, F.: Field-Induced Suppression of the Heavy-Fermion State in YbRh2Si2. Physical Review Letters 94 (22), 226402, pp. 226402-1 - 226402-4 (2005)
Journal Article
Tokiwa, Y.; Gegenwart, P.; Sparn, G.; Ferstl, J.; Geibel, C.; Steglich, F.: Pressure dependence of the low-temperature magnetization of YbRh2Si2. Physica B-Condensed Matter 359-361, pp. 29 - 31 (2005)
2004
Journal Article
Bauer, E.; Hilscher, G.; Michor, H.; Sieberer, M.; Scheidt, E. W.; Gribanov, A.; Seropegin, Y.; Rogl, P.; Song, W. Y.; Park, J.-G. et al.; Adroja, D. T.; Amato, A.; Nicklas, M.; Sparn, G.; Yogi, M.; Kitaoka, Y.: Novel superconductivity and magnetism in CePt3Si. Czechoslovak Journal of Physics 54, Suppl. D., pp. D401 - D406 (2004)
Journal Article
Lengyel, E.; Sarrao, J. L.; Sparn, G.; Steglich, F.; Thompson, J. D.: Heat capacity of Ce2RhIn8 under hydrostatic pressure. Journal of Magnetism and Magnetic Materials 272-276, pp. 52 - 53 (2004)
Journal Article
Yuan, H. Q.; Grosche, F. M.; Carrillo-Cabrera, W.; Pacheco, V.; Sparn, G.; Baenitz, M.; Schwarz, U.; Grin, Y.; Steglich, F.: Interplay of superconductivity and structural phase transition in the clathrate Ba6Ge25. Physical Review B 70 (17), pp. 174512-1 - 174512-6 (2004)
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