a simple superconductor?

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• Freshly polished iron pieces and selenium shot • Sealed in silica tubes under vacuum with a piece of cleaned carbon • Sealed in a second evacuated silica ampoule • Complex annealing procedure • Small pieces were then loaded into small silica ampoules and annealed at various temperatures 300–500 °C or 2 days followed by quenching in −13 °C brine. Protection from oxidation in air by storage in an argon glove box. Fe 1.01 Se McQueen et al. Phys. Rev. B 79 (2009) 014522 ICMR Summer School on Novel Superconductors 2009
Fe 1.01 Se • No long range magnetic interaction in superconducting Fe 1.01 Se • No long range magnetic interaction in non superconducting Fe 1.03 Se • Impurities suppress superconductivity McQueen et al. Phys. Rev. B 79 (2009) 014522 ICMR Summer School on Novel Superconductors 2009
Page 1 and 2: FeSe - a simple superconductor? Cla
Page 3 and 4: Rational Design Synthesis computati
Page 5 and 6: FeSe A key observation is that the
Page 7: Fe 1.01±0.2 Se Superconductivity d
Page 11 and 12: Fe 1.01 Se below 100 K: dimer forma
Page 13 and 14: Tetra-Ortho transition in Fe 1.01 S
Page 15 and 16: FeSe: superconductivity under press
Page 17 and 18: Fe 1.01 Se under pressure: Transpor
Page 19 and 20: Fe 1.01 Se under pressure: Structur
Page 21 and 22: Fe 1.01 Se • Anomalous p- depende
Page 23 and 24: Tetragonal FeSe Shahab Naghavi with
Page 25 and 26: Fe 1.01 Se: evidence for quantum cr
Page 27 and 28: Fe 1.01 Se This finding suggests th
Page 29 and 30: Doping of FeSe Al, Ga, Sm occupies
Page 31 and 32: Metal - Insulator Transition in Fe
Page 33 and 34: Metal - Insulator Transition in Fe
Page 35 and 36: What is different in FeSe compared
Page 37 and 38: Valence fluctuation - Superconducti
Page 39 and 40: Valence fluctuation - Superconducti
Page 41 and 42: Ni 1,5+ - Nickelates: Candidates? d
Page 43 and 44: Valence fluctuations in Europium-co
Page 45 and 46: Relation between structure and T IC

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