Título:
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Quasi-exactly solvable spin 1/2 Schrödinger operators
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Autores:
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Finkel Morgenstern, Federico ;
González López, Artemio ;
Rodríguez González, Miguel Ángel
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Tipo de documento:
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texto impreso
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Editorial:
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American Institute of Physics, 1997-06
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Dimensiones:
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application/pdf
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Nota general:
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info:eu-repo/semantics/openAccess
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Idiomas:
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Palabras clave:
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Estado = Publicado
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Materia = Ciencias: Física: Física-Modelos matemáticos
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Materia = Ciencias: Física: Física matemática
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Tipo = Artículo
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Resumen:
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The algebraic structures underlying quasi-exact solvability for spin 1/2 Hamiltonians in one dimension are studied in detail. Necessary and sufficient conditions for a matrix second-order differential operator preserving a space of wave functions with polynomial components to be equivalent to a Schrodinger operator are found. Systematic simplifications of these conditions are analyzed, and are then applied to the construction of new examples of multi-parameter QES spin 1/2 Hamiltonians in one dimension.
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En línea:
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https://eprints.ucm.es/id/eprint/31409/1/Finkel-libre.pdf
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