Ministry of Education
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Mr Kuldeep Kumar

vidwan id: 438136
Male

Assistant Professor, Department of Physics
Ramjas College

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Expertise

  • Condensed Matter Physics

Publications

Total Articles 10
Books 0
Proceedings 0

Publications

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Citations 14
h-index 2
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Bio

Pseudo-Spin lattice couple mode Model Hamiltonian, and various anharmonic interaction terms, defects within in the ferroelectric and anti-ferroelectric crystals are determined.

Personal Details

  • Male
  • Assistant Professor , Ramjas College
  • Department of Physics, Ramjas College
Ph.D thesis submitted
Other Institute 2023
M.Sc and CSIR-NET in Physical Sciences
Other Institute 2018
Assistant Professor Jan 2023 – Present
Ramjas College | Department of Physics

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Scholarly Publications

Thermal dependence of soft mode frequency, dielectric constant, and tangent loss in lead hydrogen phosphate (LHP) crystal

Open Access
aip
Year: 2023.
Authors: Nitin Bahuguna ., Kuldeep Kumar ., Trilok Chandra Upadhyay .,
DOI 10.1016/j.matpr.2023.01.295

Phase transition behaviour in antiferroelectric copper formate tetrahydrate crystal

Open Access
article
Year: 2023.
Authors: Muzaffar Iqbal Khan, Kuldeep Kumar, Trilok Chandra Upadhyay,

Theoretical Investigation of Ferroelectric and Dielectric Properties of Rochelle Salt Colemanite Type Crystal

Open Access
article
Year: 2023.
Authors: Balkrishna Kandpal ., Kuldeep Kumar ., Trilok Chandra Upadhyay .,
DOI 10.1080/00150193.2023.2269175
1

Investigation of Spontaneous Polarization and Phase Transition Phenomena in KH2PO4-Type Crystals by Green's Function Approach

Open Access
article
Journal of Low Temperature Physics. Year: 2022. Volume: 207 , Pages: 190–209 .
Authors: Kuldeep Kumar ., Trilok Chandra Upadhyay .,
DOI 10.1007/s10909-022-02714-y
5

Theoretical investigation of ferroelectric phase transition, and tangent delta in CsH2AsO4 (CDA) crystal

Open Access
conference proceedings
Year: 2022. Volume: 49 , Pages: 2348-2351 .
Authors: Kuldeep Kumar ., Trilok Chandra Upadhyay .,
DOI 10.1016/j.matpr.2021.09.354
4

Theoretical investigation, of Cochran's mode frequency, and electrical permittivity of KH2AsO4 (KDA) crystal by using Zuberav's statistical Green function …

Open Access
conference proceedings
Year: 2022. Volume: 49 , Pages: 2360-2364 .
Authors: Kuldeep Kumar ., Trilok Chandra Upadhyay .,
DOI 10.1016/j.matpr.2021.09.359
1

First order ferroelectric phase transition phenomenon in alkali-phosphate crystal by using Green's function approach

Open Access
conference proceedings
Year: 2022. Volume: 66 , Pages: 2541-2546 .
Authors: Kuldeep Kumar ., Trilok Chandra Upadhyay .,
DOI 10.1016/j.matpr.2022.07.078
1

Investigation of dielectric properties in tantalum doped AgNbO3 ceramic

Open Access
conference paper
Year: 2022. Volume: 2070 , Pages: 012058 .
Authors: A Joshi ., S C Bhatt ., M Uniyal ., K Kumar .,
DOI 10.1088/1742-6596/2070/1/012058