Crystal growth, transport phenomena and two-gap superconductivity in the mixed alkali metal (K1−zNaz)xFe2−ySe2 iron selenide-Reference-Cited by-同舟云学术

Crystal growth, transport phenomena and two-gap superconductivity in the mixed alkali metal (K1−zNaz)xFe2−ySe2 iron selenide

Published:2014 Issue:30 Volume:16 Page:6919-6928
ISSN:1466-8033
Container-title:CrystEngComm
language:en
Short-container-title:CrystEngComm

Author:

Roslova Maria¹²³⁴,Kuzmichev Svetoslav⁵⁶⁷⁸,Kuzmicheva Tatiana⁵⁶⁷⁸⁹,Ovchenkov Yevgeny⁵⁶⁷⁸,Liu Min¹²³⁴⁵,Morozov Igor¹²³⁴,Boltalin Aleksandr¹²³⁴,Shevelkov Andrey¹²³⁴,Chareev Dmitry¹⁰¹¹¹²¹³¹⁴,Vasiliev Alexander⁵⁶⁷⁸¹⁵

Affiliation:

1. Department of Inorganic Chemistry

2. Faculty of Chemistry

3. Lomonosov Moscow State University

4. 119991 Moscow, Russia

5. Low Temperature Physics and Superconductivity Department

6. Physics Faculty

7. M.V. Lomonosov Moscow State University

8. Moscow 119991, Russia

9. P.N. Lebedev Physical Institute of the RAS

10. Institute of Experimental Mineralogy

11. Russian Academy of Sciences

12. Moscow Region, Russia

13. National Research University Higher School of Economics

14. Moscow 101000, Russia

15. Theoretical Physics and Applied Mathematics Department

Abstract

Using the self-flux technique we grew superconducting (K_0.7Na_0.3)_xFe_2−ySe₂ single crystals; Andreev spectroscopy revealed two anisotropic superconducting gaps.

Publisher

Royal Society of Chemistry (RSC)

Subject

Condensed Matter Physics,General Materials Science,General Chemistry

Link

http://pubs.rsc.org/en/content/articlepdf/2014/CE/C3CE42664E

Reference63 articles.

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4. Colloquium: The unexpected properties of alkali metal iron selenide superconductors

5. Evidence for ans-wave superconducting gap in KxFe2−ySe2from angle-resolved photoemission

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