There seems to be a one to one correspondence between the phases of atomic and molecular matter（AMOM） and vortex matter（VM） in superfluids and superconductors. Crystals, liquids, and glasses have been experimental...There seems to be a one to one correspondence between the phases of atomic and molecular matter（AMOM） and vortex matter（VM） in superfluids and superconductors. Crystals, liquids, and glasses have been experimentally observed in both AMOM and VM. Here, we propose a vortex quasi-crystal state which can be stabilized due to boundary and surface energy effects for samples of special shapes and sizes. For finite sized pentagonal samples, it is proposed that a phase transition between a vortex crystal and a vortex quasi-crystal occurs as a function of magnetic field and temperature as the sample size is reduced.展开更多
基金supported by the National Natural Science Foundation of China(Grant Nos.11274009,11434011,and 111522436)the National Key Basic Research Program of China(Grant No.2013CB922000)+1 种基金the Research Funds of Renmin University of China(Grant Nos.10XNL016 and 16XNLQ03)the Program of State Key Laboratory of Quantum Optics and Quantum Optics Devices(Grant No.KF201404)
文摘There seems to be a one to one correspondence between the phases of atomic and molecular matter（AMOM） and vortex matter（VM） in superfluids and superconductors. Crystals, liquids, and glasses have been experimentally observed in both AMOM and VM. Here, we propose a vortex quasi-crystal state which can be stabilized due to boundary and surface energy effects for samples of special shapes and sizes. For finite sized pentagonal samples, it is proposed that a phase transition between a vortex crystal and a vortex quasi-crystal occurs as a function of magnetic field and temperature as the sample size is reduced.
