Shape Invariant Potentials in Supersymmetric Quantum Cosmology

被引:8
|
作者
Jalalzadeh, Shahram [1 ]
Rasouli, Seyed Meraj M. [2 ,3 ]
Moniz, Paulo [2 ]
机构
[1] Univ Fed Pernambuco, Dept Fis, BR-52171900 Recife, PE, Brazil
[2] Univ Beira Interior, Dept Fis, Ctr Matemat & Aplicacoes CMA UBI, Rua Marques dAvila E Bolama, P-6200001 Covilha, Portugal
[3] Islamic Azad Univ, Dept Phys, Qazvin Branch, Qazvin 341851416, Iran
关键词
supersymmetric quantum mechanics; shape invariant potentials; supersymmetric quantum cosmology; MECHANICS; NONCOMMUTATIVITY; PERSPECTIVE; EQUATIONS; OPERATORS; DUALITY;
D O I
10.3390/universe8060316
中图分类号
P1 [天文学];
学科分类号
0704 ;
摘要
In this brief review, we comment on the concept of shape invariant potentials, which is an essential feature in many settings of N = 2 supersymmetric quantum mechanics. To motivate its application within supersymmetric quantum cosmology, we present a case study to illustrate the value of this promising tool. Concretely, we take a spatially flat FRW model in the presence of a single scalar field, minimally coupled to gravity. Then, we extract the associated Schrodinger-Wheeler-DeWitt equation, allowing for a particular scope of factor ordering. Subsequently, we compute the corresponding supersymmetric partner Hamiltonians, H-1 and H-2. Moreover, we point out how the shape invariance property can be employed to bring a relation among several factor orderings choices for our Schrodinger-Wheeler-DeWitt equation. The ground state is retrieved, and the excited states easily written. Finally, the Hamiltonians, H-1 and H-2, are explicitly presented within a N = 2 supersymmetric quantum mechanics framework.
引用
收藏
页数:20
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