Zobrazeno 1 - 10
of 13
pro vyhledávání: '"O. S. Ken"'
Autor:
V. L. Korenev, I. V. Kalitukha, I. A. Akimov, V. F. Sapega, E. A. Zhukov, E. Kirstein, O. S. Ken, D. Kudlacik, G. Karczewski, M. Wiater, T. Wojtowicz, N. D. Ilyinskaya, N. M. Lebedeva, T. A. Komissarova, Yu. G. Kusrayev, D. R. Yakovlev, M. Bayer
Publikováno v:
Nature Communications, Vol 10, Iss 1, Pp 1-8 (2019)
Manipulating magnetic orders by electric fields promises energy efficient spintronic applications. Here the authors demonstrate electrical control of s-p exchange interaction in a ferromagnet-semiconductor quantum well structure due to the phononic a
Externí odkaz:
https://doaj.org/article/89c3cc1439394505acf1f5e211ef2209
Autor:
V. L. Korenev, L. Langer, I. V. Kalitukha, Grzegorz Karczewski, Dmitri R. Yakovlev, Tomasz Wojtowicz, O. S. Ken, S. Chusnutdinow, I. A. Akimov, Victor F. Sapega, Grigorii S. Dimitriev, Manfred Bayer
Publikováno v:
Nano Letters. 21:2370-2375
In a Fe/(Cd,Mg)Te/CdTe quantum well hybrid structure, short-range and long-range ferromagnetic proximity effects are found to coexist. The former is observed for conduction band electrons, while the latter is observed for holes bound to shallow accep
Autor:
O. S. Ken, V. L. Korenev, N. M. Lebedeva, Dmitri R. Yakovlev, G. Karczewski, D. Kudlacik, N. D. Ilyinskaya, Tomasz Wojtowicz, Victor F. Sapega, E. Kirstein, I. A. Akimov, Yu. G. Kusrayev, I. V. Kalitukha, T. A. Komissarova, Manfred Bayer, Maciej Wiater, E. A. Zhukov
Publikováno v:
Nature Communications, Vol 10, Iss 1, Pp 1-8 (2019)
Nature Communications
Nature Communications
Voltage control of ferromagnetism on the nanometer scale is highly appealing for the development of novel electronic devices with low power consumption, high operation speed, reliable reversibility and compatibility with semiconductor technology. Hyb
Autor:
I. V. Kalitukha, E. A. Zhukov, Victor F. Sapega, Manfred Bayer, Arne Ludwig, Andreas D. Wieck, Dmitri R. Yakovlev, Yu. G. Kusrayev, I. A. Akimov, N. E. Kopteva, V. L. Korenev, O. S. Ken, R. Schott
Publikováno v:
Physical Review B. 102
The effect of a lateral electric current on the photoluminescence H band of an AlGaAs/GaAs heterostructure is investigated. The photoluminescence intensity and optical orientation of electrons contributing to the H band are studied by means of contin
Publikováno v:
Semiconductors. 52:1193-1197
The temperature dependences of the current–voltage characteristics and photosensitivity of composite layers of silicon and gold nanoparticles on single-crystal silicon with p-type conductivity are investigated. The current transfer mechanisms in th
Publikováno v:
Technical Physics Letters. 44:287-290
C–V characteristics and DLTS spectra of heterostructures made up of layers of closely packed amorphous Si nanoparticles deposited by laser electrodispersion onto single-crystal p-Si substrates have been examined. The patterns observed in the behavi
Autor:
V. Yu. Davydov, O. S. Ken, V. S. Levitskii, Sergey A. Gurevich, Olga M. Sreseli, D. A. Yavsin
Publikováno v:
Semiconductors. 50:418-425
Composite Si–Au layers prepared by laser electrodispersion with different Si:Au ratios are studied. The microscopic structure of the layers is established and their Raman spectra and optical transmission and reflectance spectra are investigated. It
Autor:
Yasufumi Fujiwara, V. L. Korenev, Leyre Gomez, Kazutomo Suenaga, I. N. Yassievich, Mikhail Nestoklon, Junhao Lin, Yu. G. Kusrayev, Tom Gregorkiewicz, R. I. Dzhioev, O. S. Ken, C. de Weerd, Serguei Goupalov, Victor F. Sapega, L. B. Matyushkin
Publikováno v:
Physical Review B, 97(23):235304. American Physical Society
We demonstrate the optical orientation and alignment of excitons in a two-dimensional layer of CsPbI$_3$ perovskite nanocrystals prepared by colloidal synthesis and measure the anisotropic exchange splitting of exciton levels in the nanocrystals. Fro
Publikováno v:
Semiconductors. 49:442-447
A composite system of silicon quantum dots and gold particles with properties periodically changing along the surface (i.e., a system exhibiting the properties of a diffraction grating) is obtained by a one-step metal-assisted chemical etching. The s
Autor:
A. V. Kukin, Alexander N. Smirnov, S. A. Gurevich, D. A. Andronikov, D. A. Yavsin, Sergey Danilov, O. S. Ken, Olga M. Sreseli
Publikováno v:
Semiconductors. 48:1518-1524
The spectral characteristics of the photoresponse of heterostructures with layers of densely packed amorphous silicon nanoparticles produced by laser electrodispersion are studied. The structures exhibit rectifying properties. Annealing in air result