Determinantal polynomial wave functions induced by random matrices

被引:1
作者
Mays, Anthony [1 ]
Ponsaing, Anita K. [1 ]
Paganin, David M. [2 ]
机构
[1] Univ Melbourne, ARC Ctr Excell Math & Stat Frontiers, Sch Math & Stat, Melbourne, Vic 3010, Australia
[2] Monash Univ, Sch Phys & Astron, Clayton, Vic 3800, Australia
基金
澳大利亚研究理事会;
关键词
STATISTICAL-THEORY; ENERGY-LEVELS; VORTEX; UNIVERSALITY; ENSEMBLES; SINGULARITIES; DISLOCATIONS; SUPERFLUID; VORTICES; DYNAMICS;
D O I
10.1103/PhysRevA.98.063813
中图分类号
O43 [光学];
学科分类号
070207 ; 0803 ;
摘要
Random-matrix eigenvalues have a well-known interpretation as a gas of like-charge particles. We make use of this to introduce a model of vortex dynamics by defining a time-dependent wave function as the characteristic polynomial of a random matrix with a parameterized deformation, the zeros of which form a gas of interacting vortices in the phase. By the introduction of a quaternionic structure, these systems are generalized to include antivortices and nonvortical topological defects: phase maxima, phase minima, and phase saddles. The commutative group structure for complexes (which undergo topologically allowed reactions) generates a hierarchy. Several special cases, including defect-line bubbles and knots, are discussed from both an analytical and computational perspective. Finally, we return to the quaternion structures to provide an interpretation of two-vortex fundamental processes as states in a quaternionic space, where annihilation corresponds to scattering out of real space, and identify a time-energy uncertainty principle.
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页数:24
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