Fe based superconductors

• Orbital-selective metal-insulator transition and gap formation above T_c in superconducting Rb_1-xFe_2-ySe₂
  
  Zhe Wang, M. Schmidt, J. Fischer, V. Tsurkan, M. Greger, D. Vollhardt, A. Loidl, and J. Deisenhofer,
  Nature Communications 5, 3202 (2014)
  
  
• Spatial Inhomogeneity of the Superconducting Gap and Order Parameter in FeSe_0.4Te_0.6
  
  U. R. Singh, S. C. White, S. Schmaus, V. Tsurkan, A. Loidl, J. Deisenhofer, and P. Wahl
  Physical Review B 88, 155124 (2013)
  
  
• Evidence of competing s and d-wave pairing channels in iron-based superconductors
  
  F. Kretzschmar, B. Muschler, T. Böhm, A. Baum, R. Hackl, Hai-Hu Wen, V. Tsurkan, J. Deisenhofer, and A. Loidl
  Physical Review Letters 110, 187002 (2013)
  
  
• Electron spin resonance in Eu based Fe pnictides
  
  H.-A. Krug von Nidda, S. Kraus, S. Schaile, E. Dengler, N. Pascher, M. Hemmida, J. S. Kim, M.J. Eom, H. S. Jeevan, P. Gegenwart, J. Deisenhofer, and A. Loidl
  Physical Review B 86, 094411 (2012).
  
  
• Superconductivity at T_c = 44 K in Li_xFe₂Se₂(NH₃)_x
  E.-W. Scheidt, V. R. Hathwar, D. Schmitz, A. Dunbar, W. Scherer, V. Tsurkan, J. Deisenhofer, and A. Loidl
  European Physical Journal B 85, 279 (2012).
  
  
• NMR study in the iron-selenide Rb_0.74Fe_1.6Se₂: Determination of the superconducting phase as iron vacancy-free Rb_0.3Fe₂Se₂
  Y. Texier, J. Deisenhofer, V. Tsurkan, A. Loidl, D. S. Inosov, G. Friemel, J. Bobroff
  Physical Review Letters 108, 237002 (2012).
  
  
• Nanoscale layering of antiferromagnetic and superconducting phases in Rb₂Fe₄Se₅ single crystals
  A. Charnukha, A. Cvitkovic, T. Prokscha, D. Pröpper, N. Ocelic, A. Suter, Z. Salman, E. Morenzoni, J. Deisenhofer, V. Tsurkan, A. Loidl, B. Keimer, and A. V. Boris
  Physical Review Letters 109, 017003 (2012)
  
  
• Superconductivity and Magnetism in Rb_0.8Fe_1.6Se₂ under pressure
  V. Ksenofontov, S. Medvedev, L.M. Schoop, G. Wortmann, T. Palasyuk V. Tsurkan, J. Deisenhofer, A. Loidl, and C. Felser
  Physical Review B 85, 214519 (2012).
  
  
• Reciprocal-space structure and dispersion of the magnetic resonant mode in the superconducting phase of Rb_xFe_2-ySe₂ single crystals
  G. Friemel, J.T. Park, T.A. Maier, V. Tsurkan, Yuan Li, J. Deisenhofer, H.-A. Krug von Nidda, A. Loidl, A. Ivanov, B. Keimer, and D. S. Inosov,
  Physical Review B 85, 140511(R) (2012).
  
  
• Optical conductivity of superconducting Rb₂Fe₄Se₅
  A. Charnukha, J. Deisenhofer, D. Pröpper, M. Schmidt, Z. Wang, Y. Goncharov, A. N. Yaresko, V. Tsurkan, B. Keimer, A. Loidl, and A. V. Boris
  Physical Review B 85, 100504(R) (2012).
  
  
• Phase separation in superconducting and antiferromagnetic Rb_0.8Fe_1.6Se₂ probed by Mössbauer Spectroscopy
  V. Ksenofontov, G. Wortmann, S. Medvedev, V. Tsurkan, J. Deisenhofer, A. Loidl, and C. Felser
  Physical Review B 84, 180508(R) (2011) .
  
  
• Anisotropic magnetism, superconductivity, and the phase diagram of Rb_1-xFe_2-ySe₂
  V. Tsurkan, J. Deisenhofer, A. Günther, H.-A. Krug von Nidda, S. Widmann, and A. Loidl,
  Physical Review B 84, 144520 (2011).
  
  
• Magnetic Resonant Mode in the Low-Energy Spin-Excitation Spectrum of Superconducting Rb₂Fe₄Se₅ Single Crystals
  J. T. Park, G. Friemel, Yuan Li, J.-H. Kim, V. Tsurkan, J. Deisenhofer, H.-A. Krug von Nidda, A. Loidl, A. Ivanov, B. Keimer, and D. S. Inosov,
  Physical Review Letters 106, 247202 (2011).
  
  
• Pressure effects on the magnetic susceptibility of FeTe_x (x ~ 1.0)
  A. V. Fedorchenko, G. E. Grechnev, V. A. Desnenko, A. S. Panfilov, S. L. Gnatchenko, V. Tsurkan, J. Deisenhofer, A. Loidl, O. S. Volkova, and A. N. Vasiliev
  J. Phys.: Condens. Matter 23, 325701 (2011).
  
  
• Anomalous optical phonons in FeTe chalcogenides: spin state, magnetic order, and lattice anharmonicity
  V. Gnezdilov, Yu. Pashkevich, P. Lemmens, A. Gusev, K. Lamonova, I. Vitebskiy, O. Afanasiev, S. Gnatchenko, V. Tsurkan, J. Deisenhofer, and A. Loidl,
  Physical Review B 83, 245127 (2011).
  
  
• Improvement of the superconducting properties of FeSe_0.5Te_0.5 by Mn substitution
  A. Günther, J. Deisenhofer, Ch. Kant, H.-A. Krug von Nidda, V. Tsurkan, and A. Loidl
  Superconducting Science and Technology 24, 045009 (2011).
  
  
• Physical properties of FeSe_0.5Te_0.5 single crystals grown under different conditions
  V. Tsurkan, J. Deisenhofer, A. Günther, Ch. Kant, H.-A. Krug von Nidda, F. Schrettle, and A. Loidl
  European Physical Journal B 79, 289 (2011).
  
  
• Magnetic and superconducting properties of FeSe_1-xTe_x (x ~ 0,0.5, and 1.0)
  A. V. Fedorchenko, G. E. Grechnev, V. A. Desnenko, A. S. Panfilov, S. L. Gnatchenko, V. V. Tsurkan, J. Deisenhofer, H.-A. Krug von Nidda, A. Loidl, D. A. Chareev, O. S. Volkova, and A. N. Vasiliev
  Low Temperature Physics 37, 83 (2011).
  
  
• Magnetic fluctuations and superconductivity in iron pnictides as probed by electron spin resonance
  N. Pascher, J. Deisenhofer, H.-A. Krug von Nidda, M. Hemmida, H. S. Jeevan, P. Gegenwart, and A. Loidl
  Physical Review B 82, 054525 (2010).
  This paper was selected for the Virtual Journal of Applications of Superconductivity .
  
  
• Magnetic and superconducting transitions in Ba_1-xK_xFe₂As₂ studied by specific heat
  Ch. Kant, J. Deisenhofer, A. Günther, F. Schrettle, A. Loidl, M. Rotter, and D. Johrendt
  Physical Review B 81, 014529 (2010).
  This paper was selected for the Virtual Journal of Applications of Superconductivity .
  
  
• Strong reduction of the Korringa relaxation in the spin-density wave regime of EuFe₂As₂ observed by electron spin resonance
  E. Dengler, J. Deisenhofer, H.-A. Krug von Nidda, Seunghyun Khim, J.S. Kim, Kee Hoon Kim, F. Casper, C. Felser, and A. Loidl,
  Physical Review B 81, 024406 (2010).
  
  
• Competition of magnetism and superconductivity in Ba_1-xK_xFe₂As₂
  Marianne Rotter, Marcus Tegel, Inga Schellenberg , Falko M. Schappacher, Rainer Pöttgen, Joachim Deisenhofer, Axel Günther, Florian Schrettle, Alois Loidl, and Dirk Johrendt
  New Journal of Physics 11, 025014 (2009).