Evolution of vortex matter, phase diagram and upper critical field in the FeSe1-xSx system

Author(s):  
Vladimir Vlasenko ◽  
ANDREY SADAKOV ◽  
Taisiya Romanova ◽  
Sergey Gavrilkin ◽  
Alexey Dik ◽  
...  
2000 ◽  
Vol 13 (5) ◽  
pp. 629-631 ◽  
Author(s):  
Terukazu Nishizaki ◽  
Norio Kobayashi

2020 ◽  
Vol 6 (7) ◽  
pp. eaay8946 ◽  
Author(s):  
Zhenzhong Shi ◽  
P. G. Baity ◽  
T. Sasagawa ◽  
Dragana Popović

The phase diagram of underdoped cuprates in a magnetic field (H) is key to understanding the anomalous normal state of these high-temperature superconductors. However, the upper critical field (Hc2), the extent of superconducting (SC) phase with vortices, and the role of charge orders at high H remain controversial. Here we study stripe-ordered La-214, i.e., cuprates in which charge orders are most pronounced and zero-field SC transition temperatures Tc0 are lowest. This enables us to explore the vortex phases in a previously inaccessible energy scale window. By combining linear and nonlinear transport techniques sensitive to vortex matter, we determine the T − H phase diagram, directly detect Hc2, and reveal novel properties of the high-field ground state. Our results demonstrate that quantum fluctuations and disorder play a key role as T → 0, while the high-field ground state is likely a metal, not an insulator, due to the presence of stripes.


1992 ◽  
Vol 46 (9) ◽  
pp. 5880-5882 ◽  
Author(s):  
C. E. Johnson ◽  
H. W. Jiang ◽  
K. Holczer ◽  
R. B. Kaner ◽  
R. L. Whetten ◽  
...  

2000 ◽  
Vol 13 (1) ◽  
pp. 1-11 ◽  
Author(s):  
Terukazu Nishizaki ◽  
Norio Kobayashi

2010 ◽  
Vol 234 (1) ◽  
pp. 012013 ◽  
Author(s):  
G Fuchs ◽  
S-L Drechsler ◽  
N Kozlova ◽  
V Grinenko ◽  
J Freudenberger ◽  
...  

2003 ◽  
Vol 390 (1) ◽  
pp. 56-62 ◽  
Author(s):  
S.B. Roy ◽  
Y. Radzyner ◽  
D. Giller ◽  
Y. Wolfus ◽  
A. Shaulov ◽  
...  

1995 ◽  
Vol 206-207 ◽  
pp. 568-573 ◽  
Author(s):  
N. Keller ◽  
J.P. Brison ◽  
P. Lejay ◽  
J.L. Tholence ◽  
A. Huxley ◽  
...  

2010 ◽  
Vol 24 (1-2) ◽  
pp. 341-344 ◽  
Author(s):  
Mintu Mondal ◽  
Madhavi Chand ◽  
Anand Kamlapure ◽  
John Jesudasan ◽  
Vivas C. Bagwe ◽  
...  

2014 ◽  
Vol 115 (3) ◽  
pp. 033905 ◽  
Author(s):  
Zhenzhen Hui ◽  
Xianwu Tang ◽  
Renhuai Wei ◽  
Hechang Lei ◽  
Guanyin Gao ◽  
...  

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