Higher-Spin Symmetries and Deformed Schrodinger Algebra in Conformal Mechanics

被引:2
作者
Toppan, Francesco [1 ]
Valenzuela, Mauricio [2 ]
机构
[1] Urca, CBPF, Rua Dr Xavier Sigaud 150, BR-22290180 Rio De Janeiro, RJ, Brazil
[2] Univ San Sebastian, Fac Ingn & Tecnol, Gen Lagos 1163, Valdivia 5110693, Chile
关键词
KINEMATICAL INVARIANCE GROUP; HEISENBERG ALGEBRA; QUANTUM; EQUATIONS; FIELDS;
D O I
10.1155/2018/6263150
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
The dynamical symmetries of 1 + 1-dimensional Matrix Partial Differential Equations with a Calogero potential (with/without the presence of an extra oscillatorial de Alfaro-Fubini-Furlan, DFF, term) are investigated. The first-order invariant differential operators induce several invariant algebras and superalgebras. Besides the sl(2) circle plus u(1) invariance of the Calogero Conformal Mechanics, an osp(2 vertical bar 2) invariant superalgebra, realized by first-order and second-order differential operators, is obtained. The invariant algebras with an infinite tower of generators arc given by the universal enveloping algebra of the deformed Heisenberg algebra, which is shown to be equivalent to a deformed version of the Schrodinger algebra. This vector space also gives rise to a higher-spin (gravity) superalgebra. We furthermore prove that the pure and DFF Matrix Calogero PDEs possess isomorphic dynamical symmetries, being related by a similarity transformation and a redefinition of the time variable.
引用
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页数:10
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