Hellmann–Feynman theorem

Known as: Hellman-Feynman theorem, Hellmann, Hellmann-Feynman theorem 
In quantum mechanics, the Hellmann–Feynman theorem relates the derivative of the total energy with respect to a parameter, to the expectation value… (More)
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2017
2017
We have applied Hellmann-Feynman Theorem (HFT) to the bound state solutions of angle dependent Yukawa potential model for five… (More)
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2015
2015
Action integrals are often used to average a system over fast oscillations and obtain reduced dynamics. It is not surprising… (More)
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2014
2014
Article history: Received 11 February 2014 Received in revised form 5 May 2014 Accepted 6 May 2014 Available online 20 May 2014… (More)
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2013
2013
In a computer experiment the choice of suitable estimators to measure a physical quantity plays an important role. We propose a… (More)
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Highly Cited
2013
Highly Cited
2013
Kay Prüfer, Fernando Racimo, Nick Patterson, Flora Jay, Sriram Sankararaman, Susanna Sawyer, Anja Heinze, Gabriel Renaud, Peter H… (More)
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2012
2012
We discuss the Hellmann-Feynman theorem for degenerate states and its application to the calculation of the derivatives of… (More)
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2011
2011
For many years, there hps been considerable interest in the Hellmann-Feynman (HF) theorem. ' ' Various specific formulations of… (More)
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2010
2010
In this paper we study from a topological point of view the Hellmann-Feynman theorem of Quantum Mechanics. The goal of the paper… (More)
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2001
2001
  • Radosław Szmytkowski
  • 2001
Analogs of the Hellmann–Feynman theorem are derived for eigenvalues of nonrelativistic and relativistic R-matrices and their… (More)
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2000
2000
The conventional Hellmann-Feynman theorem for the definition of forces on nuclei is not directly applicable to quantum time… (More)
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