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The Theoretical Study of Superconducting State Parameters (SSPs) of some Metals Using Non Local Pseudopotentials


Affiliations
1 Ahmedabad Institute of Technology, Ahmedabad-380060, Gujarat, India
2 Department of Physics, Sardar Patel University, Vallabh Vidyanagar-388120, Gujarat, India
3 Department of Physics, School of Sciences, Ahmedabad-380009, Gujarat, India
 

In the present communication, we have computed Superconducting State Parameters namely (I) Electron phonon coupling strength (λ), (II) Coulomb pseudopotential (μ*), (III) Transition temperature (Tc), (IV) Isotope effect exponent (α), (V) Effective interaction strength (N0V) using non-local pseudopotential. Our computed results are well compared with results obtained by using local pseudopotentials and available experimental results. It has been observed that for the computation of SSPs, the non-local pseudopotentials provides better understanding in comparison with local pseudopotentials. Looking, to be such success we would like to extend such study for prediction of critical volume at which transition temperature (Tc) becomes zero.

Keywords

Non-Local Pseudopotentials, Superconducting State Parameters.
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  • The Theoretical Study of Superconducting State Parameters (SSPs) of some Metals Using Non Local Pseudopotentials

Abstract Views: 159  |  PDF Views: 6

Authors

Hiral Patel
Ahmedabad Institute of Technology, Ahmedabad-380060, Gujarat, India
N. K. Bhatt
Department of Physics, Sardar Patel University, Vallabh Vidyanagar-388120, Gujarat, India
P. R. Vyas
Department of Physics, School of Sciences, Ahmedabad-380009, Gujarat, India
V. B. Gohel
Department of Physics, School of Sciences, Ahmedabad-380009, Gujarat, India

Abstract


In the present communication, we have computed Superconducting State Parameters namely (I) Electron phonon coupling strength (λ), (II) Coulomb pseudopotential (μ*), (III) Transition temperature (Tc), (IV) Isotope effect exponent (α), (V) Effective interaction strength (N0V) using non-local pseudopotential. Our computed results are well compared with results obtained by using local pseudopotentials and available experimental results. It has been observed that for the computation of SSPs, the non-local pseudopotentials provides better understanding in comparison with local pseudopotentials. Looking, to be such success we would like to extend such study for prediction of critical volume at which transition temperature (Tc) becomes zero.

Keywords


Non-Local Pseudopotentials, Superconducting State Parameters.