Search Results - "Leppenen, N. V."

Circular Photocurrent in Weyl Semimetals with Mirror Symmetry by Leppenen, N. V., Ivchenko, E. L., Golub, L. E.

“…We have considered theoretically Weyl’s semimetals, for which the point symmetry group contains reflection planes and which have equivalent valleys with…”
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Tuning the nuclei-induced spin relaxation of localized electrons by the quantum Zeno and anti-Zeno effects by Nedelea, V., Leppenen, N. V., Evers, E., Smirnov, D. S., Bayer, M., Greilich, A.

“…Quantum measurement back action is fundamentally unavoidable when manipulating electron spins. Here we demonstrate that this back action can be efficiently…”
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Optical measurement of electron spins in quantum dots: Quantum Zeno effects by Leppenen, N. V, Smirnov, D. S

“…We describe the effects of the quantum back action under continuous optical measurement of electron spins in quantum dots. We consider the system excitation by…”
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Tuning the nuclei-induced spin relaxation of localized electrons by the quantum Zeno and anti-Zeno effects by Nedelea, V, Leppenen, N. V, Evers, E, Smirnov, D. S, Bayer, M, Greilich, A

“…Quantum measurement back action is fundamentally unavoidable when manipulating electron spins. Here we demonstrate that this back action can be efficiently…”
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Quantum Zeno effect under continuous spin noise measurement in a quantum dot-micropillar cavity by Leppenen, N. V, Lanco, L, Smirnov, D. S

“…Phys. Rev. B 103, 045413 (2021) We theoretically describe the quantum Zeno effect in a spin-photon interface represented by a charged quantum dot in a…”
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Sommerfeld enhancement factor in two-dimensional Dirac materials by Leppenen, N. V, Golub, L. E, Ivchenko, E. L

“…Phys. Rev. B 103, 235311 (2021) In this work the above-band gap absorption spectrum in two-dimensional Dirac materials is calculated with account for the…”
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Exciton oscillator strength in two-dimensional Dirac materials by Leppenen, N. V, Golub, L. E, Ivchenko, E. L

“…Phys. Rev. B 102, 155305 (2020) Exciton problem is solved in the two-dimensional Dirac model with allowance for strong electron-hole attraction. The exciton…”
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Nonlinear Absorption and Photocurrent in Weyl Semimetals by Leppenen, N. V, Ivchenko, E. L, Golub, L. E

“…Phys. Status Solidi B 1900305 (2019) Theory of light absorption and circular photocurrent in Weyl semimetals is developed for arbitrary large light intensities…”
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Circular photocurrent in Weyl semimetals with mirror symmetry by Leppenen, N. V, Ivchenko, E. L, Golub, L. E

“…JETP 129, 139-146 (2019) We have studied theoretically the Weyl semimetals the point symmetry group of which has reflection planes and which contain equivalent…”
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Linear photogalvanic effect in surface states of topological insulators by Leppenen, N. V, Golub, L. E

“…Theory of the Linear photogalvanic effect is developed for direct optical transitions between surface states of three-dimensional topological insulators. The…”
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Nonlinear optical absorption and photocurrents in topological insulators by Leppenen, N. V, Golub, L. E

“…Theory of optical absorption of linearly and circularly polarized light in surface and edge states in topological insulators is developed for a nonlinear in…”
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