Local structural disorder and superconductivity in KxFe2-ySe2

Ryu, Hyejin; Lei, Hechang; Frenkel, A. I.; Petrovic, C.

doi:10.1103/PhysRevB.85.224515

Local structural disorder and superconductivity in K_xFe_2-ySe₂

Journal Article · Wed Jun 13 00:00:00 EDT 2012 · Physical Review. B, Condensed Matter and Materials Physics

DOI:https://doi.org/10.1103/PhysRevB.85.224515· OSTI ID:1103549

Ryu, Hyejin; Lei, Hechang; Frenkel, A. I.; Petrovic, C.

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Sponsoring Organization:: USDOE

OSTI ID:: 1103549

Alternate ID(s):: OSTI ID: 1385609
OSTI ID: 1069615
OSTI ID: 1081142

Journal Information:: Physical Review. B, Condensed Matter and Materials Physics, Journal Name: Physical Review. B, Condensed Matter and Materials Physics Journal Issue: 22 Vol. 85; ISSN 1098-0121; ISSN PRBMDO

Publisher:: American Physical SocietyCopyright Statement

Country of Publication:: United States

Language:: English

References (16)

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Electronic and magnetic phase diagram in KxFe2-ySe2 superconductors Yan, Y. J.; Zhang, M.; Wang, A. F. Scientific Reports, Vol. 2, Issue 1 https://doi.org/10.1038/srep00212	journal	January 2012
Superconductivity in S-substituted FeTe Mizuguchi, Yoshikazu; Tomioka, Fumiaki; Tsuda, Shunsuke Applied Physics Letters, Vol. 94, Issue 1 https://doi.org/10.1063/1.3058720	journal	January 2009
Superconductivity in the PbO-type structure -FeSe Hsu, F. -C.; Luo, J. -Y.; Yeh, K. -W. Proceedings of the National Academy of Sciences, Vol. 105, Issue 38 https://doi.org/10.1073/pnas.0807325105	journal	September 2008
Anion height dependence of T _c for the Fe-based superconductor Mizuguchi, Y.; Hara, Y.; Deguchi, K. Superconductor Science and Technology, Vol. 23, Issue 5 https://doi.org/10.1088/0953-2048/23/5/054013	journal	April 2010
Intrinsic phase separation in superconducting K _0.8 Fe _1.6 Se ₂ ( T _c = 31.8 K) single crystals Ricci, Alessandro; Poccia, Nicola; Joseph, Boby Superconductor Science and Technology, Vol. 24, Issue 8 https://doi.org/10.1088/0953-2048/24/8/082002	journal	July 2011
Temperature-dependent local structure of NdFeAsO _{1 − x} F _x system using arsenic K-edge extended x-ray absorption fine structure Joseph, B.; Iadecola, A.; Malavasi, L. Journal of Physics: Condensed Matter, Vol. 23, Issue 26 https://doi.org/10.1088/0953-8984/23/26/265701	journal	June 2011
Superconductivity in the iron selenide K x Fe 2 Se 2 ( 0 ≤ x ≤ 1.0 ) Guo, Jiangang; Jin, Shifeng; Wang, Gang Physical Review B, Vol. 82, Issue 18 https://doi.org/10.1103/PhysRevB.82.180520	journal	November 2010
Structure of vacancy-ordered single-crystalline superconducting potassium iron selenide Zavalij, P.; Bao, Wei; Wang, X. F. Physical Review B, Vol. 83, Issue 13 https://doi.org/10.1103/PhysRevB.83.132509	journal	April 2011
Microstructure and ordering of iron vacancies in the superconductor system K y Fe x Se 2 as seen via transmission electron microscopy Wang, Z.; Song, Y. J.; Shi, H. L. Physical Review B, Vol. 83, Issue 14 https://doi.org/10.1103/PhysRevB.83.140505	journal	April 2011
Anisotropy in transport and magnetic properties of K 0 . 64 Fe 1 . 44 Se 2 Lei, Hechang; Petrovic, C. Physical Review B, Vol. 83, Issue 18 https://doi.org/10.1103/PhysRevB.83.184504	journal	May 2011
Nanoscale phase separation in the iron chalcogenide superconductor K 0 . 8 Fe 1 . 6 Se 2 as seen via scanning nanofocused x-ray diffraction Ricci, A.; Poccia, N.; Campi, G. Physical Review B, Vol. 84, Issue 6 https://doi.org/10.1103/PhysRevB.84.060511	journal	August 2011
Phase Diagram of K x Fe 2 − y Se 2 − z S z and the Suppression of its Superconducting State by an Fe 2 − Se / S Tetrahedron Distortion Lei, Hechang; Abeykoon, Milinda; Bozin, Emil S. Physical Review Letters, Vol. 107, Issue 13 https://doi.org/10.1103/PhysRevLett.107.137002	journal	September 2011
ATHENA , ARTEMIS , HEPHAESTUS : data analysis for X-ray absorption spectroscopy using IFEFFIT Ravel, B.; Newville, M. Journal of Synchrotron Radiation, Vol. 12, Issue 4 https://doi.org/10.1107/S0909049505012719	journal	June 2005
Tellurium substitution effect on superconductivity of the α-phase iron selenide Yeh, Kuo-Wei; Huang, Tzu-Wen; Huang, Yi-lin EPL (Europhysics Letters), Vol. 84, Issue 3 https://doi.org/10.1209/0295-5075/84/37002	journal	October 2008
Phase transition, superstructure and physical properties of K ₂ Fe ₄ Se ₅ Song, Y. J.; Wang, Z.; Wang, Z. W. EPL (Europhysics Letters), Vol. 95, Issue 3 https://doi.org/10.1209/0295-5075/95/37007	journal	July 2011

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Local structural disorder and superconductivity in K_xFe_2-ySe₂