*Vadim Grinenko1,2, Rajib Sarkar1, Kunihiro Kihou3, Chul-Ho Lee3, Igor Morozov4, Saicharan Aswartham2, Bernd Büchner 2, Paul Chekhonin2,1, Werner Skrotzki1, Konstantin Nenkov2, Ruben Hühne2, Kornelius Nielsch2, Dmitriy V Efremov2, Stefan-Ludwig Drechsler2, Vasiliy L Vadimov5, Mihail Silaev 6, Pavel Volkov7,8, Ilya Eremin7, Hubertus Luetkens9, Hans-Henning Klauss1
(1. TU Dresden(Germany), 2. IFW Dresden(Germany), 3. National Institute of Advanced Industrial Science and Technology (AIST)(Japan), 4. Lomonosov Moscow State University(Russia), 5. Institute for Physics of Microstructures(Russia), 6. University of Jyväskylä(Finland), 7. Ruhr-Universitat Bochum(Finland), 8. Rutgers University(United States of America), 9. Paul Scherrer Institute (PSI)(Switzerland))
キーワード:multi-band superconductivity, broken time-reversal symmetry, pnictides, Lifshitz transition