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Algebraic Bethe Ansatz and Applications

Grant number: 12/02144-7
Support Opportunities:Scholarships in Brazil - Doctorate
Start date: April 01, 2012
End date: March 31, 2015
Field of knowledge:Physical Sciences and Mathematics - Physics
Principal Investigator:Antonio Lima Santos
Grantee:Ricardo Soares Vieira
Host Institution: Centro de Ciências Exatas e de Tecnologia (CCET). Universidade Federal de São Carlos (UFSCAR). São Carlos , SP, Brazil

Abstract

Algebraic Bethe Ansatz and ApplicationsThe Bethe Ansatz is a powerful mathematical technique that allows the exact calculation of physical properties of integrable systems. This technique proposed in the late 70 provided a number of developments, revealing connections between several areas of physics and mathematics.In this project we intend to continue studying a number of problems associated with the formulation of the Algebraic Bethe Ansatz for Lie algebras and superalgebras. More specifically we intend to discuss the following issues:1. Formulation of the Algebraic Bethe Ansatz for integrable systems invariant by the D_{n +1}^(2) and osp(2n|2m)^(2) symmetries with both open and closed boundaries.2. Construction of the Gaudin magnets and solutions of the Knizhnik-Zamolodchikov equation associated with the D_{n +1}^(2) and osp (2n|2m)^(2) algebras with both open and closed boundaries.3. Classication of the solutions of the reflection equations and of the integrable boundaries for supersymmetric generalizations of the Temperley-Lieb algebras.

News published in Agência FAPESP Newsletter about the scholarship:
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Scientific publications (4)
(References retrieved automatically from Web of Science and SciELO through information on FAPESP grants and their corresponding numbers as mentioned in the publications by the authors)
VIEIRA, R. S.; LIMA-SANTOS, A.. Where are the roots of the Bethe Ansatz equations?. Physics Letters A, v. 379, n. 37, p. 2150-2153, . (12/02144-7, 11/18729-1)
VIEIRA, R. S.. On the number of roots of self-inversive polynomials on the complex unit circle. RAMANUJAN JOURNAL, v. 42, n. 2, p. 363-369, . (12/02144-7, 11/18729-1)
VIEIRA, R. S.; BRENTAN, H. B.. Covariant theory of gravitation in the framework of special relativity. EUROPEAN PHYSICAL JOURNAL PLUS, v. 133, n. 4, . (12/02144-7, 11/18729-1)
VIEIRA, R. S.; LIMA-SANTOS, A.. Reflection matrices with U-q [osp((2)) (2|2m)] symmetry. Journal of Physics A-Mathematical and Theoretical, v. 50, n. 37, . (12/02144-7, 11/18729-1)