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Application of the Jost Function for Calculation of the Ground State of the Lithium Atom
Application of the Jost Function for Calculation of the Ground State of the Lithium Atom
The paper proposes a method for calculating the ground state of the lithium atom based on the search for the roots of the ...
Determination of Fat-Soluble Vitamins by High-Performance Liquid Chromatography Tandem Mass Spectrometry in Feed, Feed Additives
Determination of Fat-Soluble Vitamins by High-Performance Liquid Chromatography Tandem Mass Spectrometry in Feed, Feed Additives
This article describes the development of a technique for the determination of fat-soluble vitamins using high-performance...
Additional Iron Ions Binding Sites in Hemoglobin: XANES Modeling
Additional Iron Ions Binding Sites in Hemoglobin: XANES Modeling
The contributions of additional Fe-binding sites and heme iron to the experimental spectrum of urea-influenced hemoglobin ...
Tip-Enhanced Raman Scattering in Epsilon-Near-Zero Nanocavity
Tip-Enhanced Raman Scattering in Epsilon-Near-Zero Nanocavity
Observation of molecular optomechanical effects is complicated by the need to localize electromagnetic energy in metal gap...
Generation and Quenching in the XeCl* Excimer Laser Pumped by Mixed Gamma-Neutron Radiation from a Nuclear Reactor
Generation and Quenching in the XeCl* Excimer Laser Pumped by Mixed Gamma-Neutron Radiation from a Nuclear Reactor
A decrease in the gain of the active medium of a nuclear-pumped excimer laser has been experimentally discovered at the B&...
Orbital Collapse of the 5g-Electrons in the Superheavy Elements of the 8th Period
Orbital Collapse of the 5g-Electrons in the Superheavy Elements of the 8th Period
The presence of the orbital collapse of the g-orbitals in the excited state of the atom with the nuclear charge number Z =...
Photonic Crystals with an Arbitrary Number of Photonic Band Gaps Made of Porous Quartz with a Gradual Change in the Refractive Index
Photonic Crystals with an Arbitrary Number of Photonic Band Gaps Made of Porous Quartz with a Gradual Change in the Refractive Index
One-dimensional photonic crystals with an arbitrary number and spectral position of photonic band gaps in the optical spec...
Determination of Conductivity Electron Concentration in Single-Crystalline n-GaSb Samples Using FIR Reflection Spectra at T = 295 K
Determination of Conductivity Electron Concentration in Single-Crystalline n-GaSb Samples Using FIR Reflection Spectra at T = 295 K
A method is proposed for separately determining the concentrations of “light” and “heavy” electron...
Copper-Doped Carbon Nanoparticles as a Two-Modal Nanoprobe for Luminescent and Magnetic Resonance Imaging
Copper-Doped Carbon Nanoparticles as a Two-Modal Nanoprobe for Luminescent and Magnetic Resonance Imaging
In this work, copper-doped carbon nanoparticles with emission in a wide spectral range and the ability to change the relax...
Estimate of the Rate of Collisional-Radiative Recombination of Doubly Charged Ne++ Ions from the Results of a Spectroscopic Experiment
Estimate of the Rate of Collisional-Radiative Recombination of Doubly Charged Ne++ Ions from the Results of a Spectroscopic Experiment
An experiment was set up to study the afterglow of an extended barrier discharge in low-pressure neon containing Ne+, Ne2+...
Phase-Gradient CsPbBr3 Perovskite Structure
Phase-Gradient CsPbBr3 Perovskite Structure
We introduce a strategy to develop multiple-phase structure of inorganic lead halide perovskite CsPbBr3. The method is bas...
Identification of Quantum Vortices in Momentum Space
Identification of Quantum Vortices in Momentum Space
The quantum vortices formed as a result of barrier-suppression ionization of a two-dimensional hydrogen atom by an ultrash...
Simulation and Measurement of Stroke in Piezoceramic Combs with a Decrease in Cross-Sectional Area of Control Elements
Simulation and Measurement of Stroke in Piezoceramic Combs with a Decrease in Cross-Sectional Area of Control Elements
Numerical modeling of multilayer piezoactuators with a cross-sectional area of 2 × 2 mm was carried out. It was shown...
Autler–Townes Effect of Autoionization Transition at Laser Separation of Lutetium Isotopes
Autler–Townes Effect of Autoionization Transition at Laser Separation of Lutetium Isotopes
The splitting of the transition from a discrete to an autoionization state, used in a three-step photoionization scheme of...
Compton Scattering of Two Photons by an Atomic Ion
Compton Scattering of Two Photons by an Atomic Ion
The analytical structure and absolute values of the doubly differential cross section of the Compton scattering of two X-r...
Temperature Dependence of the Spectra of Optical Constants of CdTe in the Region of the Absorption Edge
Temperature Dependence of the Spectra of Optical Constants of CdTe in the Region of the Absorption Edge
In this work, the spectra of optical constants of epitaxial layers of cadmium telluride near the fundamental absorption ed...
Retranslation of Luminescence Excitation during Cascade Transitions in Hybrid Nanostructures Based on InP/InAsP/InP NWs and CdSe/ZnS-TOPO QDs
Retranslation of Luminescence Excitation during Cascade Transitions in Hybrid Nanostructures Based on InP/InAsP/InP NWs and CdSe/ZnS-TOPO QDs
The features of photoluminescence (PL) of hybrid nanostructures based on InP/InAsP/InP nanowires array with deposited coll...
Improved Model of the Effective Dipole Moments and Absolute Ro-Vibrational Line Strengths of the XY2 Asymmetric Top Molecules in the X 2B1 Doublet Electronic States
Improved Model of the Effective Dipole Moments and Absolute Ro-Vibrational Line Strengths of the XY2 Asymmetric Top Molecules in the X 2B1 Doublet Electronic States
A new effective dipole moment model for the (XY2 symmetry) molecule in a doublet electronic state is derived that includes...
Experimental Detection of Bleaching of Fresh Ice in the Optical Range near 0°C
Experimental Detection of Bleaching of Fresh Ice in the Optical Range near 0°C
The results of laboratory measurements of the transparency of fresh ice blocks in the optical range in the temperature ran...
Comparison of the Laser Generation Parameters in the Coherent and in the Standard Incoherent Passive Mode Locking Regime
Comparison of the Laser Generation Parameters in the Coherent and in the Standard Incoherent Passive Mode Locking Regime
A comparison of the generation efficiency of short pulses with coherent and standard passive (incoherent) mode locking wit...
Phonons and Features Due to Ionic Conductivity in the Reflection Spectra of BiF3 Crystal
Phonons and Features Due to Ionic Conductivity in the Reflection Spectra of BiF3 Crystal
Crystals of bismuth fluoride BiF3 grown from a melt were studied for the first time by optical spectroscopy methods and ca...
Effect of Doping with Iron and Magnesium on High-Temperature Stability and Physicochemical Properties of Bismuth Tanalates
Effect of Doping with Iron and Magnesium on High-Temperature Stability and Physicochemical Properties of Bismuth Tanalates
Bismuth tantalum pyrochlores doped with iron and magnesium atoms were obtained thermally stable up to a temperature of 114...
Simulation of the Interaction of NiO with a Graphene Layer in a NiOx/CNT Composite Based on XANES Spectroscopy
Simulation of the Interaction of NiO with a Graphene Layer in a NiOx/CNT Composite Based on XANES Spectroscopy
The interaction of NiO clusters with a graphene layer of a nanotube in NiOx/CNT composites is simulated based on a theoret...
Longwave (λ0.1 = 10 μm, 296 K) Infrared Photodetectors Based on InAsSb0.38 Solid Solution
Longwave (λ0.1 = 10 μm, 296 K) Infrared Photodetectors Based on InAsSb0.38 Solid Solution
Photodetectors based on diode heterostracture with InAsSbx photosensitive region (x = 0.38) with long-wave cut-off λ0...
Participation of Defects Localized at Heterointerfaces and Extended Defects in the Degradation of Nitride-Based Light-Emitting Devices
Participation of Defects Localized at Heterointerfaces and Extended Defects in the Degradation of Nitride-Based Light-Emitting Devices
A decrease in external quantum efficiency (EQE) of commercial LEDs based on MQW InGaN/GaN at wavelengths of 445, 530 and M...
Chemiluminescent Hydrogen Peroxide Sensor Based on Luminol and a Colloidal Solution of Metal Nanoparticles
Chemiluminescent Hydrogen Peroxide Sensor Based on Luminol and a Colloidal Solution of Metal Nanoparticles
The effect of gold and silver nanoparticles with plasmon resonance on the chemiluminescence of luminol in an oxidizing env...
Emission Linewidth and α-Factor of 1.55 μm-Range Vertical-Cavity Surface-Emitting Lasers Based on InGaAs/InGaAlAs Quantum Wells
Emission Linewidth and α-Factor of 1.55 μm-Range Vertical-Cavity Surface-Emitting Lasers Based on InGaAs/InGaAlAs Quantum Wells
The emission linewidth of single-mode vertical-cavity surface-emitting lasers with an active region based on strained InGa...
Multi-Band Electrically Controlled Graphene Patch Antenna of the Terahertz and Far-Infrared Ranges
Multi-Band Electrically Controlled Graphene Patch Antenna of the Terahertz and Far-Infrared Ranges
The characteristics of a plasmonic graphene patch antenna of rectangular geometry have been simulated in the CST Microwave...
Thermal Resistance of LEDs Based on a Narrow-Gap InAsSb Solid Solution
Thermal Resistance of LEDs Based on a Narrow-Gap InAsSb Solid Solution
This paper examines the thermal resistance of the mid-infrared “flip-chip” LEDs based on the p‑InAsSbP/n...
Rotation Angle Sensor Based on a One-Dimensional Photonic Crystal with a Defect
Rotation Angle Sensor Based on a One-Dimensional Photonic Crystal with a Defect
The results of numerical simulation of the optical properties of a one-dimensional (1D) photonic crystal with a defect bas...
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