Calculation of electric field gradient in spherical quantum dots

dc.authorid0000-0001-7526-8827
dc.authorid0000-0003-0689-786X
dc.authorid0000-0003-0370-9915
dc.contributor.authorÇakır, Bekir
dc.contributor.authorYakar, Yusuf
dc.contributor.authorÖzmen, Ayhan
dc.date.accessioned2019-10-30T10:24:03Z
dc.date.available2019-10-30T10:24:03Z
dc.date.issued2020
dc.departmentSabire Yazıcı Fen Edebiyat Fakültesi
dc.description*Yakar, Yusuf ( Aksaray, Yazar )
dc.description.abstractWe have calculated the ground and excited energy states of the quantum dot as a function of the depth of confining potential well and radius R. Based on the calculated energies and wave functions, the electric field gradient induced by the non-spherical charge at impurity is investigated as a function of dot radius and the confining potential. For Deuterium dot with spherical confining potential, the expectation value of the quadrupole moment operator is carried out. The calculations show that the dot radius, the confining potential and the impurity charge have a great influence on the electric field gradient and the quadrupole moment. It is found that as the confining potential increases, the peak position of the electric field gradient shifts toward smaller dot radii and its amplitude increases with the increase of confining potential.
dc.description.abstract...
dc.identifier.doi10.1080/14786435.2019.1674456
dc.identifier.endpage-en_US
dc.identifier.issn1478-6435
dc.identifier.issn1478-6443
dc.identifier.issue-en_US
dc.identifier.scopusqualityQ3
dc.identifier.startpage-en_US
dc.identifier.urihttps://dx.doi.org/10.1080/14786435.2019.1674456
dc.identifier.urihttps://hdl.handle.net/20.500.12451/6920
dc.identifier.volume-en_US
dc.identifier.wosqualityN/A
dc.indekslendigikaynakWeb of Science
dc.indekslendigikaynakScopus
dc.language.isoen
dc.publisherTaylor & Francis
dc.relation.ispartofPhilosophical Magazine
dc.relation.publicationcategoryMakale - Uluslararası Hakemli Dergi - Kurum Öğretim Elemanı
dc.rightsinfo:eu-repo/semantics/embargoedAccess
dc.subjectSpherical Quantum Dot
dc.subjectElectronic Structure
dc.subjectElectric Field Gradient
dc.subjectQuadrupole Moment
dc.titleCalculation of electric field gradient in spherical quantum dots
dc.typeArticle

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