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Article
Subminiature Light Sources Based on Semiconductor Nanostructures
The paper states the operating principles of subminiature semiconductor emitters and offers the research results of the performance for those emitters that were developed and manufactured at the Rzhanov Instit...
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Article
Plasmon-Enhanced Vibrational Spectroscopy of Semiconductors Nanocrystals
A review of recent results and new data on the study of the optical response from semiconductor nanocrystals obtained using plasmon-enhanced optical spectroscopy, including surface enhanced Raman scattering (S...
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Article
From Self-Organization of Monoatomic Steps on the Silicon Surface to Subnanometer Metrology
The article presents how the understanding of the fundamental processes of self-organization and morphological transformations of the atomically clean Si(111) surface as a result of the study using in situ ult...
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Article
Etching Kinetics of Si(111) Surface by Selenium Molecular Beam
Using in situ ultrahigh vacuum reflection electron microscopy, three modes of the etching kinetics of the Si(111) surface with a selenium molecular beam are revealed. In the low temperature region ( ...
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Article
Molecular Beam Epitaxy of CdHgTe: Current State and Horizons
We provide a review of the current state, problems and their solutions, and potential possibilities to develop the technology of the Molecular Beam epitaxy (MBE) to obtain CdHgTe structures on various substrat...
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Article
Open AccessDewetting behavior of Ge layers on SiO2 under annealing
The solid-state dewetting phenomenon in Ge layers on SiO2 is investigated as a function of layer thickness dGe (from 10 to 86 nm) and annealing temperature. The dewetting is initiated at about 580–700 °C, dependi...
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Article
Osteogenic Potential of Decellularized Tooth Matrix
We studied the possibility of using decellularized tooth matrix as a scaffold to restore bone tissue. It was found that mesenchymal stem cells underwent spontaneous osteogenic differentiation on the decellular...
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Article
HgCdTe-Based 640 × 512 Matrix Midwave Infrared Photodetector
Matrix photosensitive elements based on a HgCdTe semiconductor solid solution on silicon substrates with 640 × 512 elements at a pitch of 25 μm with a long-wavelength sensitivity of 5 μm at half maximum are de...
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Article
Study of Structural Modification of Composites with Ge Nanoclusters by Optical and Electron Microscopy Methods
Composites consisting of Ge nanoclusters embedded in GeO2 matrix were modified by selective removal of the germanium dioxide in deionized water or HF. Thin (up to 200 nm) and thick (300−1500 nm) GeO2{Ge-NCs} hete...
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Article
A Megapixel Matrix Photodetector of the Middle Infrared Range
Abstract—The characteristics of MWIRs focal plane aeeays made in the form of a hybrid chip based on a planar n+–p-HgCdTe focal matrix with 2048 × 2048 elements and a silicon multiplexer are considered. The temper...
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Article
Modulation of Magneto-Intersubband Oscillations in a One-Dimensional Lateral Superlattice
Low-temperature magnetotransport in a quasi-two-dimensional electron system based on a selectively doped GaAs quantum well with two occupied quantum-confinement subbands with one-dimensional periodic modulatio...
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Article
Plasmon-Enhanced Near-Field Optical Spectroscopy of Multicomponent Semiconductor Nanostructures
Multicomponent semiconductor nanostructures were studied by local spectral analysis based on surface-enhanced Raman scattering by semiconductor nanostructures located on the surface of an array of Au nanoclust...
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Article
Photodetectors with 384 × 288 Matrix Elements for the Infrared Range of 8–10 Microns
Abstract—Design and fabrication of photosensitive array elements in the 384 × 288 element format with a step of 25 μm with a long wavelength limit of sensitivity at 0.5 to approximately 9.5 μm were performed. The...
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Article
Silicon p-n-Diode Based Electro-Optic Modulators
A method for forming p-n-diode based silicon electro-optic modulators using local oxidation is tested. It is shown that the local oxidation of silicon allows forming a rib waveguide as a smoothed trapezoid, in co...
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Article
Photon-Assisted Electron Transmission through a Quantum Point Contact
The theory of coherent photon-assisted electron transmission through a one-dimensional smooth barrier is successfully used to model the results of measuring the terahertz photoconductivity of a tunneling point...
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Article
Tectonics of Pleistocene Deposits in the Northeast of Taman Peninsula, South Azov Sea Region
Studies in paleomagnetism, structural geology, and paleontology (mammals, mollusks, palynology) in the coastal sections of the Taman Peninsula north-western part (2017–18) resulted in definition of three sedim...
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Article
The Late Vendian Basement within the Limits of the Blyb Metamorphic Complex, Peredovoi Range of the Greater Caucasus
New data are presented concerning the age and relationships with the overlap** rocks of the Balkan massif of quartz diorites located in the central part of the Blyb metamorphic complex of the Peredovoi Range...
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Article
Electromigration Effect on Vacancy Islands Nucleation on Si(100) Surface during Sublimation
By means of in situ ultrahigh vacuum reflection electron microscopy, the nucleation of vacancy islands on wide terraces of the Si(100) surface is investigated. The temperature dependence of the displacement of...
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Article
Evolution of Micropits on Large Terraces of the Si(111) Surface during High-Temperature Annealing
The transformation of micropits on large terraces of the Si(111) surface containing no vicinal atomic steps has been investigated by in situ ultrahigh-vacuum reflection electron microscopy upon thermal anneali...
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Article
Signs of the Record of Geomagnetic Reversal in Permian–Triassic Trap Intrusions of the Ergalakhsky Complex, Norilsk Region
In the sections of two Permian–Triassic trap intrusions of the Ergalakhsky complex, Norilsk region, we revealed the alternation of the intervals of normal and reversed polarity. The near-contact zones of the i...
