Role of electromagnetic coupling in the low-field phase diagram ofBi2.15Sr1.85CaCu2O8+δ

1997 ◽  
Vol 55 (9) ◽  
pp. 5666-5669 ◽  
Author(s):  
S. L. Lee ◽  
C. M. Aegerter ◽  
H. Keller ◽  
M. Willemin ◽  
B. Stäuble-Pümpin ◽  
...  
1996 ◽  
Vol 54 (1) ◽  
pp. 72-75 ◽  
Author(s):  
Gianni Blatter ◽  
Vadim Geshkenbein ◽  
Anatoli Larkin ◽  
Henrik Nordborg

2007 ◽  
Vol 98 (19) ◽  
Author(s):  
Zhenhua Qiao ◽  
Wei Ren ◽  
Jian Wang ◽  
Hong Guo

2021 ◽  
Vol 11 (1) ◽  
Author(s):  
Matúš Orendáč ◽  
Slavomír Gabáni ◽  
Pavol Farkašovský ◽  
Emil Gažo ◽  
Jozef Kačmarčík ◽  
...  

AbstractWe present a study of the ground state and stability of the fractional plateau phase (FPP) with M/Msat = 1/8 in the metallic Shastry–Sutherland system TmB4. Magnetization (M) measurements show that the FPP states are thermodynamically stable when the sample is cooled in constant magnetic field from the paramagnetic phase to the ordered one at 2 K. On the other hand, after zero-field cooling and subsequent magnetization these states appear to be of dynamic origin. In this case the FPP states are closely associated with the half plateau phase (HPP, M/Msat = ½), mediate the HPP to the low-field antiferromagnetic (AF) phase and depend on the thermodynamic history. Thus, in the same place of the phase diagram both, the stable and the metastable (dynamic) fractional plateau (FP) states, can be observed, depending on the way they are reached. In case of metastable FP states thermodynamic paths are identified that lead to very flat fractional plateaus in the FPP. Moreover, with a further decrease of magnetic field also the low-field AF phase becomes influenced and exhibits a plateau of the order of 1/1000 Msat.


2021 ◽  
Vol 31 (1) ◽  
Author(s):  
Sayantan Sharma

AbstractDifferent aspects of the phase diagram of strongly interacting matter described by quantum chromodynamics (QCD), which have emerged from the recent studies using lattice gauge theory techniques, are discussed. A special emphasis is given on understanding the role of the anomalous axial U(1) symmetry in determining the order of the finite temperature chiral phase transition in QCD with two massless quark flavors and tracing its origin to the topological properties of the QCD vacuum.


2006 ◽  
Vol 100 (12) ◽  
pp. 123914 ◽  
Author(s):  
R. S. Patel ◽  
A. K. Majumdar ◽  
A. K. Nigam ◽  
D. Temple ◽  
C. Pace

2007 ◽  
Vol 76 (1) ◽  
Author(s):  
P. Buonsante ◽  
V. Penna ◽  
A. Vezzani ◽  
P. B. Blakie
Keyword(s):  

2004 ◽  
Vol 69 (5) ◽  
Author(s):  
R. G. Goodrich ◽  
David P. Young ◽  
Donavan Hall ◽  
Luis Balicas ◽  
Z. Fisk ◽  
...  

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