Наукові праці: Recent submissions
Now showing items 121-140 of 149
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Optical absorption, photoionization and binding energy of shallow donor impurity in spherical multilayered quantum dot
(SPIE, 2021-12-20)Energy spectrum, wave functions and binding energies of the electron to the donor impurity ion located in the center of a multilayer spherical quantum dot (MSQD) consisting of a core (GaAs) and two spherical shells (AlxGa1–xAs ... -
Optical absorption in core-shell quantum antidot with donor impurity under applied magnetic field
(IEEE, 2021-12)The influence of the magnetic field and off- central donor impurity on the energy spectrum and wave functions of an electron in the inverted core-shell QD are calculated. On this basis, the dependence of the binding energy ... -
Impurity Photoionization Cross-Section and Intersubband Optical Absorption Coefficient in Multilayer Spherical Quantum Dots
(Vasyl Stefanyk Precarpathian National University, 2021-10-05)Energy spectrum, wave functions and binding energies of the electron to the donor impurity ion located in the center of a multilayer spherical quantum dot (MSQD) consisting of a core (GaAs) and two spherical shells ... -
Деякі особливості режимів роботи автодинного сенсора ядерного квадрупольного резонансу з підвищеною лінійністю перетворення в умовах частотної та магнітної модуляцій
(Хмельницький національний університет, 2021)Проведено аналіз роботи автодинного сенсора ядерного квадрупольного резонансу (ЯКР) з підвищеною лінійністю перетворення в режимі частотної модуляції. Встановлено, що для отримання оптимальних результатів функція частотної ... -
Effect of compression in molecular spin-crossover chains
(Фізико-технічний інститут низьких температур імені Б. І. Вєркіна НАН України, 2021)The thermodynamic properties of a one-dimensional spin-crossover molecular chain under constant external pressure are investigated. The effective compressible degenerate Ising model is used as a theoretical basis. Analytical ... -
Effect of compression in molecular spin-crossover chains
(AIP Publishing LLC, 2021)The thermodynamic properties of a one-dimensional spin-crossover molecular chain under constant external pressure are investigated. The effective compressible degenerate Ising model is used as a theoretical basis. Analytical ... -
Bond-random model of spin-crossover compounds: similarities and differences from spin glasses
(Springer Nature Switzerland AG, 2021)The Ising-like model of spin-crossover solid compounds with random bonds has been studied by the mean-field (infinite range) replica symmetry approximation. An exact solution to the problem is found and analyzed. Interestingly, ... -
1D Spin-Crossover Molecular Chain with Degenerate States
(AIP Publishing, 2021)A study of the one-dimensional molecular chain (MC) with two single-particle degenerate states is presented. We establish connection of the MC with the Ising model with phononic interactions and investigate properties of ... -
Ising-Like Model of Nanosize Spin-Crossover Molecular Crystals
(Springer Nature Switzerland AG, 2021)The properties of spin-crossover nanoparticles were investigated within a framework of Ising-like model. By involving the Monte Carlo simulation tools, a thermal transition of spin-crossover solids with local random fields ... -
Дослідження топології електромагнітного поля спіралеподібної котушки ЯКР-детектора вибухових та наркотичних речовин
(Хмельницький національний університет, 2021)Перспективним методом для виявлення переважної більшості вибухових та наркотичних речовин, які у своєму складі містять атоми азоту (14N) або хлору (35Cl, 37Cl), є метод ядерного квадрупольного резонансу. В роботі наведено ... -
Development of hardware for digital control system of pulsed NQR spectrometer
(IEEE, 2021)The analysis is carried out and the choice of the optimal type of PLD for the implementation of a digital control system for a pulsed coherent NQR spectrometer is proposed. Structural and functional synthesis of electronic ... -
Evaluation of the contribution of higher-order electron-nuclear interactions to the NQR frequencies using 115In spectra in InSe
(SPIE, 2021)The 115In NQR spectra in layered InSe single crystals for four spin transitions, the average values of which only approximately satisfied the ratio v1:v2:v3:v4 =1:2:3:4 were studied. It was found that for higher transitions ... -
Роль лабораторного практикуму з навчальної дисципліни «Матеріалознавство та матеріали в машинобудуванні»
(Чернівецький національний університет імені Юрія Федьковича, 2021-04) -
Simple Autonomous Security System Based On Arduino UNO Platform and Fingerprint Scanner Module: A Study Case
(CEUR-WS, 2021)In this paper, we presented a simple autonomous security system. This security system based on the Arduino Uno and fingerprint scanner module. The Arduino was connected to a computer through the USB port and programmed ... -
Computer Modelling of the Information Properties of Hyper Chaotic Lorenz System and Its Application in Secure Communication System
(IOP Publishing, 2021)This paper presents computer modeling, analysis and research of the hyper-chaotic Lorenz system based on programming interface that has been developed in LabView software environment. This study allows for generating and ... -
Radioelectronics and information technologies in physical experiments : Part 1. General principles of development and applications of a simple handmade pulsed NQR device
(OmniScriptum Publishing, 2021)The book describes the creation of new and improvement of existing methods for studying nuclear quadruple resonance by solving an important application problem – the development of cheap, portable, digital, multipulse ... -
The use of marginal oscillator detector with increased conversion linearity for recording broadband multiplet nuclear quadrupole resonance spectra
(Sumy State University, 2021)This paper describes the features of choosing the sweep method and mode in the study of broadband multiplet nuclear quadrupole resonance (NQR) spectra using marginal oscillator sensor with increased conversion linearity. ...