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Invariance of the geometrical phase under time-dependent unitary transformations

โœ Scribed by Kendrick, B


Book ID
120602353
Publisher
Institute of Physics
Year
1992
Tongue
English
Weight
429 KB
Volume
25
Category
Article
ISSN
0305-4470

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๐Ÿ“œ SIMILAR VOLUMES


Invariant Hermitian operator and geometr
โœ Fengli Yan; Linguang Yang; Bozang Li ๐Ÿ“‚ Article ๐Ÿ“… 1999 ๐Ÿ› Elsevier Science ๐ŸŒ English โš– 54 KB

An invariant Hermitian operator is constructed for the Heisenberg spin system in a time-dependent magnetic field. Using it we obtain the general solution of the Schrodinger equation for this system. By virtue of the general solution, the geometric phase of Pancharatnam type is worked out.