International Journal of Science and Research (IJSR)

International Journal of Science and Research (IJSR)
Call for Papers | Fully Refereed | Open Access | Double Blind Peer Reviewed

ISSN: 2319-7064


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Comparative Studies | Applied Physics | India | Volume 11 Issue 2, February 2022 | Popularity: 4.1 / 10


     

On the Extensions of Virial and Feynman - Hellman Theorem

Pratyusha Biswas Deb, S. Brajamani (Deceased), H.C. Mohanto, Soumya Das, P. S. Majumdar


Abstract: In the present work off diagonal and higher order extensions of Feynman-Hellman theorem is studied Rayleigh-Schrodinger perturbation theory for the degenerate case is redefined using a new technique. We also consider off-diagonal extension of quantum mechanical virial theorem by considering the case of linear harmonic oscillator.


Keywords: Rayleigh-Schrodinger perturbation theory, Feynman-Hellman theorem, quantum mechanical virial theorem, linear harmonic oscillator


Edition: Volume 11 Issue 2, February 2022


Pages: 437 - 438


DOI: https://www.doi.org/10.21275/SR22202145556



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Pratyusha Biswas Deb, S. Brajamani (Deceased), H.C. Mohanto, Soumya Das, P. S. Majumdar, "On the Extensions of Virial and Feynman - Hellman Theorem", International Journal of Science and Research (IJSR), Volume 11 Issue 2, February 2022, pp. 437-438, https://www.ijsr.net/getabstract.php?paperid=SR22202145556, DOI: https://www.doi.org/10.21275/SR22202145556