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Article overview
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Density functional theory for freezing transition of vortex-line liquid with periodic layer pinning | Xiao Hu
; Mengbo Luo
; Yuqiang Ma
; | Date: |
8 Jun 2004 | Subject: | Superconductivity; Statistical Mechanics | cond-mat.supr-con cond-mat.stat-mech | Abstract: | By the density functional theory for crystallization, it is shown that for vortex lines in an underlying layered structure a smectic phase with period m=2 can be stabilized by strong layer pinning. The freezing of vortex liquid is then two-step, a second-order liquid-smectic transition and a first-order smectic-lattice transition. DFT also indicates that a direct, first-order liquid-lattice transition preempts the smectic order with m>2 irrespectively of the pinning strength. Possible H-T phase diagrams are mapped out. Implications of the DFT results to the interlayer Josephson vortex system in high-Tc cuprates are given. | Source: | arXiv, cond-mat/0406180 | Services: | Forum | Review | PDF | Favorites |
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