Zobrazeno 1 - 10
of 73
pro vyhledávání: '"Viktor Strelchuk"'
Publikováno v:
Nanoscale Research Letters, Vol 12, Iss 1, Pp 1-6 (2017)
Abstract Confocal micro-Raman spectroscopy is used as a sensitive tool to study the nature of laser-induced defects in single-layer graphene. Appearance and drastic intensity increase of D- and D′ modes in the Raman spectra at high power of laser i
Externí odkaz:
https://doaj.org/article/b1d8218b49054d218a833b01e89ec63d
Autor:
Andrii Nikolenko, Viktor Strelchuk, Bogdan Tsykaniuk, Dmytro Kysylychyn, Giulia Capuzzo, Alberta Bonanni
Publikováno v:
Crystals, Vol 9, Iss 5, p 235 (2019)
Resonance Raman analysis is performed in order to gain insight into the nature of impurity-induced Raman features in GaN:(Mn,Mg) hosting Mn-Mgk cation complexes and representing a prospective strategic material for the realization of full-nitride pho
Externí odkaz:
https://doaj.org/article/c03bb89cf4064110b5045151bb7d5ede
Autor:
Sergey Dub, Petro Lytvyn, Viktor Strelchuk, Andrii Nikolenko, Yurii Stubrov, Igor Petrusha, Takashi Taniguchi, Sergey Ivakhnenko
Publikováno v:
Crystals, Vol 7, Iss 12, p 369 (2017)
Atomic force microscopy in different operation modes (topography, derivative topography, and phase contrast) was used to obtain 3D images of Vickers indents on the surface of diamond and cBN single crystals with high spatial resolution. Confocal Rama
Externí odkaz:
https://doaj.org/article/aa616a63c2d24b48b5bd9a3d90ac62c1
Optical and Electron Microscopy Studies of Al2O3 Nanomatrices with Embedded ADP and KB5 Nanocrystals
Autor:
Nazariy Andrushchak, Dmytro Vynnyk, Volodymyr Adamiv, Volodymyr Haiduchok, Viktor Strelchuk, Andrii Nikolenko, Yaroslav Zhydachevskyy, Yaroslav Shchur, Anatoliy Andrushchak
Publikováno v:
2022 IEEE 12th International Conference Nanomaterials: Applications & Properties (NAP).
Autor:
K. M. Naseka, Piryatinski Yuri P, Oksana Isaieva, Alexei Nazarov, S. V. Sevostianov, Galina Yu. Rudko, Dmitriy V. Kysil, Valentyn Tertykh, Viktor Strelchuk, A. V. Vasin, Dariya Savchenko
Publikováno v:
ECS Transactions. 102:55-64
Evolution of photoluminescence of ethanol solutions of Zn(acac) from near UV to VIS was monitored for time period of several months. It has been found that transparent solutions with time colored in light brown that is accompanied by development of s
Autor:
Galyna Dovbeshko, S. O. Karakhim, O. P. Gnatyuk, O N Pyaskovskaya, D L Kolesnik, V. V. Cherepanov, N. V. Konoshchuk, I. O. Polovii, G I Solyanik, Viktor Strelchuk, O. Yu. Posudievsky, Andrii Nikolenko
Publikováno v:
RSC Advances. 11:16142-16150
The unique physicochemical properties of modern two-dimensional (2D) nanomaterials with graphene-like structures make them promising candidates for biology and medicine purposes. In this article, we investigate the influence of the two-dimensional tu
Autor:
V. I. Sugakov, Olexander Kolomys, Yurij Ostapenko, Olga Kerita, Viktor Strelchuk, Nina Ostapenko
Publikováno v:
Molecular Crystals and Liquid Crystals. 697:68-84
The dependence of the charge carrier’s release from traps on the polymer ordering and the widths of the vibration bands are investigated in five silicon organic polymers using thermoluminescence in...
Publikováno v:
Functional Materials. 28
Publikováno v:
Semiconductor Physics, Quantum Electronics & Optoelectronics, Vol 22, Iss 3, Pp 293-298 (2019)
We present experimental research on mechanical strains in the structure consisting of an array of silicon nanowires grown using the metal-enhanced CVD technique on boron-doped Si(111) and Si(100) substrates. Using the electron beam induced current on
Publikováno v:
Semiconductor Physics, Quantum Electronics & Optoelectronics, Vol 22, Iss 2, Pp 206-214 (2019)
The effect of laser light intensity and temperature on the induced tin crystallization of amorphous silicon has been investigated using the methods of Raman scattering and optical microscopy. The existence of non-thermal mechanisms of the laser light