Ditemukan 2 dokumen yang sesuai dengan query
Lentara Pundi Syaina
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ABSTRACT
One of the simple models to address quantum many body effects in materials with impurities is Anderson Impurity Model. It describes a system consisting of non interacting conduction electrons having hybridization with a localized orbital with strong electron electron interaction at a particular site. This model has been proven successful to explain the phenomenon of metal insulator transition through Anderson localization. Despite the well understood behaviors of the model, little has been explored theoretically on ...
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2017
S68367
UI - Skripsi Membership Universitas Indonesia Library
Sion Hadad Halim
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ABSTRACT
The complex and fascinating properties of a material often arises due to interactions among electrons as well as between electrons and other constituents of the material. A common model to describe the strongly correlated electronic system with strong on site Coulomb interaction is Hubbard model. It is usually aimed to theoretically address physical properties resulting from the strong correlations in the system. As Hubbard model generally cannot be solved exactly, one very powerful approximation method ...
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2018
S-Pdf
UI - Skripsi Membership Universitas Indonesia Library