Search Results - "Karmakar, SN"

Strange behavior of persistent currents in small Hubbard rings by Maiti, Santanu K., Chowdhury, J., Karmakar, S.N.

“…We show exactly that small Hubbard rings exhibit unusual kink-like structures giving anomalous oscillations in persistent current. Singular behavior of…”
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On the role of electron correlation and disorder on persistent currents in isolated one-dimensional rings by Maiti, Santanu K., Chowdhury, J., Karmakar, S.N.

“…To understand the role of electron correlation and disorder on persistent currents in isolated 1D rings threaded by magnetic flux ϕ, we study the behavior of…”
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Persistent currents with long-range hopping in 1D single-isolated-diffusive rings by Maiti, Santanu K., Chowdhury, J., Karmakar, S.N.

“…We show from exact calculations that a simple tight-binding Hamiltonian with diagonal disorder and long-range hopping integrals, falling off as a power μ of…”
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Role of a new type of correlated disorder in extended electronic states in the Thue-Morse lattice by Chakrabarti, A, Karmakar, SN, Moitra, RK

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Existence of only delocalized eigenstates in the electronic spectrum of the Thue–Morse lattice by Ghosh, Anathnath, Karmakar, S.N.

“…We present an analytical method for finding all the electronic eigenfunctions and eigenvalues of the aperiodic Thue–Morse lattice. We prove that this system…”
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Electronic properties of quasiperiodic Fibonacci chain including second-neighbor hopping in the tight-binding model by GHOSH, A, KARMAKAR, S. N

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Increasing trend of HIV seropositivity in a sexually transmitted diseases centre and epidemiology of HIV seropositive individuals by Ray, K, Ramesh, V, Karmakar, S N, Misra, R S

“…11,539 STD clinic attenders and 20,897 antenatal clinic (ANC) attenders at a New Delhi hospital were screened for HIV antibodies by ELISA over a 3-year period…”
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Dynamic structure factor of a Fibonacci lattice : a renormalization-group approach by KARMAKAR, S. N, ARUNAVA CHAKRABARTI, MOITRA, R. K

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Renormalization-group analysis of extended electronic states in one-dimensional quasiperiodic lattices by Chakrabarti, A, Karmakar, SN, Moitra, RK

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Renormalization-group method for exact Green's functions of self-similar lattices : application to generalized Fibonacci chains by CHAKRABARTI, A, KARMAKAR, S. N

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Exact real-space renormalization-group approach for the local electronic Green's functions on an infinite Fibonacci chain by Chakrabarti, A, Karmakar, SN, Moitra, RK

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Extended states in one-dimensional lattices: Application to the quasiperiodic copper-mean chain by Sil, S, Karmakar, SN, Moitra, RK, Chakrabarti, A

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