Zobrazeno 1 - 10
of 16
pro vyhledávání: '"V A Shershulin"'
Publikováno v:
New Journal of Physics, Vol 15, Iss 3, p 035012 (2013)
Based on the concept of χ -matrix and Choi–Jamiólkowski states we develop the approach of quantum process reconstruction. The key part of the work is devoted to the adequacy of applied reconstruction models. The approach is tested with the statis
Externí odkaz:
https://doaj.org/article/3c0cbcce134e4cb983064477a311fc29
Autor:
Andrey Bolshakov, Andrey A. Khomich, V. G. Ralchenko, V. A. Shershulin, I.A. Antonova, V P Pashinin, Vitali I. Konov, E. E. Ashkinazi, E.V. Bushuev, V.Yu. Yurov
Publikováno v:
Diamond and Related Materials. 72:61-70
We used a low-coherence interferometry for precise continuous in situ measurements of thickness and growth rate of epitaxial single crystal diamond layers in microwave plasma CVD in H2-CH4 gas mixtures in a broad range of substrate temperatures Ts (7
Autor:
Pavel A. Pivovarov, V. D. Frolov, Igor I. Vlasov, Robert J. Nemanich, E. V. Zavedeeev, Maxim S. Komlenok, V. A. Shershulin, Vitali I. Konov
Publikováno v:
Bulletin of the Lebedev Physics Institute. 43:356-360
The role of the electric field during manipulations with diamond nanoparticles on a silicon substrate by a scanning probe microscope (SPM) tip is studied. It is found that the attractive force appearing in the contact between nanodiamond and an elect
Autor:
V. A. Shershulin, Alexey V. Akimov, K. N. Tukmakov, Andrey A. Khomich, V. G. Ralchenko, Vadim V. Vorobyov, D. N. Sovyk, Igor I. Vlasov
Publikováno v:
Optical Materials. 61:25-29
Silicon-doped diamond nanopillars have been produced by a microwave plasma chemical vapor deposition (CVD) on a single crystal diamond substrate through holes in a Si mask perforated with a focused ion beam. Arrays of 400 nm diameter pillars with asp
Publikováno v:
Journal of Applied Spectroscopy. 83:639-642
Scanning near-fi eld optical microscopy (SNOM) with an aperture probe has been used to map the luminescence of isolated submicron diamond crystallites. 532-nm laser light was used to excite luminescence of nitrogen-vacancy (NV) centers. The sizes of
Autor:
E. V. Zavedeev, Andrey Bolshakov, E. E. Ashkinazi, Andrey A. Khomich, V. G. Ralchenko, S. G. Ryzhkov, V.Yu. Yurov, V. A. Shershulin, V.V. Rudnev, D. N. Sovyk
Publikováno v:
Diamond and Related Materials. 66:171-176
We report on fast polishing of polycrystalline CVD diamond films by ultrasonic machining in a slurry with diamond particles. The material removal mechanism is based on diamond micro-chipping by the bombarding diamond particles subjected to action of
Autor:
V. A. Shershulin, V. G. Pereverzev, Maxim S. Komlenok, D. N. Sovyk, Andrey A. Khomich, V. G. Ralchenko, Vitali I. Konov, Vadim V. Vorobyov, Alexey V. Akimov, I. I. Vlasov
Publikováno v:
Bulletin of the Lebedev Physics Institute. 42:63-66
The method of epitaxial growth of localized photoluminescence sources in the form of the ordered microcolumn diamond structures with silicon-vacancy (SiV) color centers is implemented. The process is based on diamond deposition in microwave plasma in
Autor:
Vadim V. Vorobyov, Vitali I. Konov, Andrey A. Khomich, V. G. Ralchenko, Maxim S. Komlenok, V. A. Shershulin, Alexey V. Akimov, D. N. Sovyk, Igor I. Vlasov
Publikováno v:
Applied Physics A. 118:17-21
Arrays of diamond photoemitters with silicon-vacancy (SiV) photoluminescent (PL) centers have been produced by epitaxy of CVD diamond inside laser-ablated channels in a-Si mask on single crystal or polycrystalline diamond substrates, the mask also se
Autor:
Sergei P. Kulik, B. I. Bantysh, Yu. I. Bogdanov, Ekaterina Moreva, V. A. Shershulin, A. A. Kalinkin
Publikováno v:
Journal of Experimental and Theoretical Physics. 118:845-855
The polarization echo effect is demonstrated, which is manifested in the identity of a composite polarization transformation irrespective of the spectrum of the input polarization state. The pure input state transfers during its evolution to a comple
Publikováno v:
Laser Physics. 27:025201
The suitability of scanning near-field optical microscopy (SNOM) to image photoluminescent diamond nanoparticles with nanoscale resolution is demonstrated. Isolated diamond nanocrystals with an average size of 100 nm, containing negatively charged ni