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Theoretical and Experimental Study of the Electronic and Optical Properties of ZnIn2Se4 Crystals ZnIn2Se4 晶体电子和光学特性的理论与实验研究
IF 1.1 4区 物理与天体物理
Physics of Wave Phenomena Pub Date : 2024-04-27 DOI: 10.3103/S1541308X24700092
I. A. Mamedova, Z. A. Jahangirli, E. G. Alizade, R. G. Seyidov, T. G. Mammadov, N. A. Abdullayev
{"title":"Theoretical and Experimental Study of the Electronic and Optical Properties of ZnIn2Se4 Crystals","authors":"I. A. Mamedova,&nbsp;Z. A. Jahangirli,&nbsp;E. G. Alizade,&nbsp;R. G. Seyidov,&nbsp;T. G. Mammadov,&nbsp;N. A. Abdullayev","doi":"10.3103/S1541308X24700092","DOIUrl":"10.3103/S1541308X24700092","url":null,"abstract":"<p>The electronic properties of ZnIn<sub>2</sub>Se<sub>4</sub> crystals have been studied experimentally by spectral ellipsometry and theoretically (from the first principles) using the density functional theory (DFT). Ellipsometric studies in the energy range of 0.7–6.5 eV made it possible to determine the imaginary and real parts of the dielectric function and optical conductivity, as well as the dispersion of the refractive indices, extinction coefficients, and absorption coefficients, and to estimate the values of the Urbach energy, plasma frequency, and nonlinear optical characteristics of ZnIn<sub>2</sub>Se<sub>4</sub> crystals. The electronic band structure, origin of energy states, optical functions for incident light polarized along the crystal optic axis and perpendicular to it, and partial densities of states projected onto atoms are determined by ab initio calculations. The theoretical results are compared with the experimental data obtained by spectral ellipsometry.</p>","PeriodicalId":732,"journal":{"name":"Physics of Wave Phenomena","volume":"32 2","pages":"150 - 159"},"PeriodicalIF":1.1,"publicationDate":"2024-04-27","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140801559","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"物理与天体物理","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Laser Imaging of Small-Scale Structural Inhomogeneities in CVD Diamond CVD 金刚石中小规模结构非均质性的激光成像
IF 1.1 4区 物理与天体物理
Physics of Wave Phenomena Pub Date : 2024-04-27 DOI: 10.3103/S1541308X2470002X
K. K. Ashikkalieva, T. V. Kononenko, E. E. Ashkinazi, E. A. Obraztsova, V. G. Ral’chenko, V. I. Konov
{"title":"Laser Imaging of Small-Scale Structural Inhomogeneities in CVD Diamond","authors":"K. K. Ashikkalieva,&nbsp;T. V. Kononenko,&nbsp;E. E. Ashkinazi,&nbsp;E. A. Obraztsova,&nbsp;V. G. Ral’chenko,&nbsp;V. I. Konov","doi":"10.3103/S1541308X2470002X","DOIUrl":"10.3103/S1541308X2470002X","url":null,"abstract":"<p>The paper reports a possibility of using high-power femtosecond laser pulses for imaging and subsequent study (by means of optical microscopy) of small-scale structural inhomogeneities in synthetic diamond single crystals. The irradiation of diamond by laser pulses in the intense self-focusing mode creates conditions for multiple optical microscopic breakdowns, whose distribution in the diamond bulk reflects spatial oscillations of local breakdown threshold. The breakdown-produced sp<sup>2</sup> inclusions form ordered stripe microstructures with a characteristic period of several microns. It is shown that spatial oscillations of breakdown threshold correlate with changes in the local concentration of impurity–vacancy defects NV and SiV.</p>","PeriodicalId":732,"journal":{"name":"Physics of Wave Phenomena","volume":"32 2","pages":"73 - 82"},"PeriodicalIF":1.1,"publicationDate":"2024-04-27","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140801457","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"物理与天体物理","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Magnetic Field and Temperature Dependence of the Transmission Defect Mode in One-Dimensional Photonic Crystals Containing CoSb3 and Mg2Si Layers 含有 CoSb3 和 Mg2Si 层的一维光子晶体中的透射缺陷模式的磁场和温度依赖性
IF 1.1 4区 物理与天体物理
Physics of Wave Phenomena Pub Date : 2024-04-27 DOI: 10.3103/S1541308X24700043
E. Rahmatpour, A. Esmaeili
{"title":"Magnetic Field and Temperature Dependence of the Transmission Defect Mode in One-Dimensional Photonic Crystals Containing CoSb3 and Mg2Si Layers","authors":"E. Rahmatpour,&nbsp;A. Esmaeili","doi":"10.3103/S1541308X24700043","DOIUrl":"10.3103/S1541308X24700043","url":null,"abstract":"<p>The transfer matrix method (TMM) was used to investigate the tunability of the transmittance with an external magnetic field and temperature within the photonic bandgap in the terahertz range. Mg<sub>2</sub>Si and CoSb<sub>3</sub> defect layers (D) were used for this in the symmetric (Si/SiO<sub>2</sub>)<sup><i>N</i></sup> D (SiO<sub>2</sub>/Si)<sup><i>N</i></sup> and asymmetric (Si/SiO<sub>2</sub>)<sup><i>N</i></sup> D (Si/SiO<sub>2</sub>)<sup><i>N</i></sup> one-dimensional photonic crystals. Using the Faraday model, different results were obtained for the responses of symmetric and asymmetric structures to magnetic fields for the right- and left-handed polarized dielectric constants. Our findings demonstrate that the defect mode is only seen in the CoSb<sub>3</sub>-contained structure when a magnetic field between 0 and 1 T is used. For both symmetric and asymmetric Mg<sub>2</sub>Si-contained structures, the peak was not apparent in the presence of magnetic field. The Drude model was used to analyze the temperature dependency of the defect mode for the structures mentioned above. For asymmetric and symmetric constructions, various frequencies and heights were found. The frequency of the CoSb<sub>3</sub> defect peak varies considerably as temperature rises from 100 to 300 K, whereas the Mg<sub>2</sub>Si defect frequency remains unchanged. The asymmetric Mg<sub>2</sub>Si structure at different temperatures did not exhibit any defect modes. The defect mode heights of all structures fall as the temperature rises.</p>","PeriodicalId":732,"journal":{"name":"Physics of Wave Phenomena","volume":"32 2","pages":"93 - 104"},"PeriodicalIF":1.1,"publicationDate":"2024-04-27","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140801503","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"物理与天体物理","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Behaviour of Transverse Wave at an Imperfectly Corrugated Interface of a Functionally Graded Structure 横波在功能分级结构不完美波纹界面上的行为
IF 1.1 4区 物理与天体物理
Physics of Wave Phenomena Pub Date : 2024-04-27 DOI: 10.3103/S1541308X24700067
A. Akshaya, S. Kumar, K. Hemalatha
{"title":"Behaviour of Transverse Wave at an Imperfectly Corrugated Interface of a Functionally Graded Structure","authors":"A. Akshaya,&nbsp;S. Kumar,&nbsp;K. Hemalatha","doi":"10.3103/S1541308X24700067","DOIUrl":"10.3103/S1541308X24700067","url":null,"abstract":"<p>An investigation of the transverse wave has been carried out in a structure of functionally graded material. The structure consists of layer and a semi-infinite medium. The layer is composed of a functionally graded magneto-electro-elastic material with a quadratic gradedness parameter. The semi-infinite medium is composed of functionally graded piezoelectric with a quadratic gradedness parameter. The interface between the layer and half-space is taken as loosely bonded and corrugated, whereas the upper boundary is assumed to be stress-free and corrugated. Moreover, the solutions for layer and half-space are obtained using the basic variable-separable method to reduce the partial differential equation to the ordinary differential equation. And ordinary differential equation solutions are obtained by using the WKB approximation technique. The solutions with boundary conditions lead to dispersion relations in the determinant form of two cases: electrically open and short. To know the impact of the parameter involved, a particular model consists of BaTiO<sub>3</sub>–CoFe<sub>2</sub>O<sub>4</sub> magneto-electro-elastic material layer and BaTiO<sub>3</sub> piezoelectric semi-infinite medium have been taken. Graphs of phase velocity versus wave number are plotted, which interpret the numerical outcomes physically.</p>","PeriodicalId":732,"journal":{"name":"Physics of Wave Phenomena","volume":"32 2","pages":"117 - 134"},"PeriodicalIF":1.1,"publicationDate":"2024-04-27","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140801557","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"物理与天体物理","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Study of Laser Diode Generation in a Resonator with an External Planar Waveguide Reflector Based on the Bragg Grating 基于布拉格光栅的带外部平面波导反射器的谐振器中的激光二极管生成研究
IF 1.1 4区 物理与天体物理
Physics of Wave Phenomena Pub Date : 2024-04-27 DOI: 10.3103/S1541308X24700079
M. A. Kononov, V. V. Svetikov, V. I. Pustovoy
{"title":"Study of Laser Diode Generation in a Resonator with an External Planar Waveguide Reflector Based on the Bragg Grating","authors":"M. A. Kononov,&nbsp;V. V. Svetikov,&nbsp;V. I. Pustovoy","doi":"10.3103/S1541308X24700079","DOIUrl":"10.3103/S1541308X24700079","url":null,"abstract":"<p>Lasing of a wide-strip (100 µm) laser diode in an external resonator based on a planar waveguide structure with the Bragg grating is experimentally studied. The waveguide structure is made on Si substrates with a SiO<sub>2</sub>:GeO<sub>2</sub> waveguide layer with the contrast of 2.4%. Spectral parameters of lasing and the far-field radiation distribution are investigated as a function of the relative position of the planes of the laser diode and external planar structure waveguides. It is shown that the higher-order transverse mode dominates in the lasing, and a substantial decrease in the spectral width of the radiation and stabilization of the spectrum are observed in the entire range of operating currents. Lasing in the radiationless and emitted waveguide modes of the external planar structure is demonstrated.</p>","PeriodicalId":732,"journal":{"name":"Physics of Wave Phenomena","volume":"32 2","pages":"135 - 139"},"PeriodicalIF":1.1,"publicationDate":"2024-04-27","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140801458","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"物理与天体物理","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Optical Manipulation of Airborne Light-Absorbing Microparticles Using Structured Laser Beams 利用结构化激光束对空中吸光微粒进行光学操纵
IF 1.1 4区 物理与天体物理
Physics of Wave Phenomena Pub Date : 2024-04-27 DOI: 10.3103/S1541308X24700031
A. P. Porfirev, S. N. Khonina, A. R. Skidanova, D. P. Porfirev, N. L. Kazanskiy, S. V. Karpeev
{"title":"Optical Manipulation of Airborne Light-Absorbing Microparticles Using Structured Laser Beams","authors":"A. P. Porfirev,&nbsp;S. N. Khonina,&nbsp;A. R. Skidanova,&nbsp;D. P. Porfirev,&nbsp;N. L. Kazanskiy,&nbsp;S. V. Karpeev","doi":"10.3103/S1541308X24700031","DOIUrl":"10.3103/S1541308X24700031","url":null,"abstract":"<p>It is demonstrated how structured laser beams can be used to implement holographic optical tweezers for trapping and manipulating light-absorbing nano- and microparticles in the air. Two types of structured laser beams are investigated: polygon laser beams and superpositions of the Laguerre–Gauss modes with various carrier frequencies shifted relative to the propagation axis. The polygon laser beams generate arrays of optical bottle-beam traps, and the superpositions of the Laguerre–Gauss modes generate multiple light spots propagating along curved trajectories. The experiments have shown a possibility of optically trapping hundreds and thousands of airborne carbon nanoparticle agglomerations in a cuvette and passively guiding the trapped particles along a curved trajectory. The reported results can be used to develop laser manipulation systems for studying and transporting airborne nano- and microparticles.</p>","PeriodicalId":732,"journal":{"name":"Physics of Wave Phenomena","volume":"32 2","pages":"83 - 92"},"PeriodicalIF":1.1,"publicationDate":"2024-04-27","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140801561","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"物理与天体物理","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Impact of Classical Vibrations and Magnetic Fields on Quantum Objects 经典振动和磁场对量子物体的影响
IF 1.1 4区 物理与天体物理
Physics of Wave Phenomena Pub Date : 2024-04-27 DOI: 10.3103/S1541308X24700018
G. A. Lyakhov, V. I. Man’ko, I. A. Shcherbakov, N. V. Suyazov
{"title":"Impact of Classical Vibrations and Magnetic Fields on Quantum Objects","authors":"G. A. Lyakhov,&nbsp;V. I. Man’ko,&nbsp;I. A. Shcherbakov,&nbsp;N. V. Suyazov","doi":"10.3103/S1541308X24700018","DOIUrl":"10.3103/S1541308X24700018","url":null,"abstract":"<p>The mechanisms of time-dependent impacts of classical nature (mechanical, magnetic, and electric) on quantum particles, including spin ones, have been theoretically analyzed. It is shown that the considered models allow two parametric mechanisms (Boltzmann and Pauli) for controlling the quantum states of particles. Methods for calculating the time–frequency and amplitude parametric gain regions have been defined and partially implemented for these mechanisms.</p>","PeriodicalId":732,"journal":{"name":"Physics of Wave Phenomena","volume":"32 2","pages":"67 - 72"},"PeriodicalIF":1.1,"publicationDate":"2024-04-27","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140801484","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"物理与天体物理","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
LIBS Efficiency Increase via Plasmonic Nanoparticles in the Study of Synthetic Opal Matrices 在合成蛋白石基质研究中通过等离子纳米粒子提高 LIBS 效率
IF 1.1 4区 物理与天体物理
Physics of Wave Phenomena Pub Date : 2024-04-27 DOI: 10.3103/S1541308X24700110
A. N. Maresev, M. A. Shevchenko, N. V. Tcherniega, S. F. Umanskaya, M. A. Karpov, A. D. Kudryavtseva, V. V. Voronova, G. V. Lisichkin
{"title":"LIBS Efficiency Increase via Plasmonic Nanoparticles in the Study of Synthetic Opal Matrices","authors":"A. N. Maresev,&nbsp;M. A. Shevchenko,&nbsp;N. V. Tcherniega,&nbsp;S. F. Umanskaya,&nbsp;M. A. Karpov,&nbsp;A. D. Kudryavtseva,&nbsp;V. V. Voronova,&nbsp;G. V. Lisichkin","doi":"10.3103/S1541308X24700110","DOIUrl":"10.3103/S1541308X24700110","url":null,"abstract":"<p>In this article, a method of depositing plasmonic particles on synthetic opal matrices was used for increasing the efficiency of laser-induced breakdown spectroscopy. The fundamental radiation, second and third harmonics of a picosecond neodymium laser were used to generate plasma. The dependences of the gain factor on the size of the laser spot, as well as on the concentration of silver particles, were obtained. The maximum signal amplification exceeding an order of magnitude was achieved at a wavelength of 1064 nm, corresponding to the localization of the plasmon resonance mode in the gap between closely spaced particles. Emission stability when using particles also increases at all laser wavelengths used. Conducted computer simulation confirmed the results of the experiment. High sensitivity of the method allows its use for monitoring even a small amount of impurity elements and their dynamics during the synthesis of photonic crystals, as well as the dynamics of the process of filling them with various materials during infiltration.</p>","PeriodicalId":732,"journal":{"name":"Physics of Wave Phenomena","volume":"32 2","pages":"164 - 170"},"PeriodicalIF":1.1,"publicationDate":"2024-04-27","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140801479","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"物理与天体物理","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Stationary Field Oscillations in an Optical Resonator with a Nanodisperse Filling under Monochromatic Excitation 单色激发下具有纳米分散填充物的光谐振器中的静态场振荡
IF 1.1 4区 物理与天体物理
Physics of Wave Phenomena Pub Date : 2024-03-14 DOI: 10.3103/S1541308X24010035
A. F. Bunkin, V. G. Mikhalevich, V. N. Streltsov
{"title":"Stationary Field Oscillations in an Optical Resonator with a Nanodisperse Filling under Monochromatic Excitation","authors":"A. F. Bunkin,&nbsp;V. G. Mikhalevich,&nbsp;V. N. Streltsov","doi":"10.3103/S1541308X24010035","DOIUrl":"10.3103/S1541308X24010035","url":null,"abstract":"<p>Consideration is given to the stationary mode of electromagnetic field oscillations in a resonator filled with a nanodisperse liquid suspension and excited by an external monochromatic wave. A general case of excitation of field oscillations in a resonator at an arbitrary ratio between the field and thermal energies of nanoparticles is investigated. It is shown that the increase in the field intensity in the resonator is nonlinear due to spatial redistribution of impurity dielectric particles and that the increase in the pump intensity may allow changing the resonator transmission and blocking radiation not associated with light absorption by the particles.</p>","PeriodicalId":732,"journal":{"name":"Physics of Wave Phenomena","volume":"32 1","pages":"15 - 18"},"PeriodicalIF":1.1,"publicationDate":"2024-03-14","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140155146","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"物理与天体物理","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
The Effect of Aqueous Solutions Processed Using Gradual Technology on the Emission of a Carbohydrate (Lactose) in the RF Range 使用渐变技术处理的水溶液对射频范围内碳水化合物（乳糖）发射的影响
IF 1.1 4区 物理与天体物理
Physics of Wave Phenomena Pub Date : 2024-03-14 DOI: 10.3103/S1541308X24010084
G. O. Stepanov, V. S. Boriskin, N. N. Rodionova, M. M. Fedorova, A. O. Petrova, V. V. Novikov, E. V. Yablokova, D. Yu. Chernikov, A. V. Minakov, S. A. Tarasov
{"title":"The Effect of Aqueous Solutions Processed Using Gradual Technology on the Emission of a Carbohydrate (Lactose) in the RF Range","authors":"G. O. Stepanov,&nbsp;V. S. Boriskin,&nbsp;N. N. Rodionova,&nbsp;M. M. Fedorova,&nbsp;A. O. Petrova,&nbsp;V. V. Novikov,&nbsp;E. V. Yablokova,&nbsp;D. Yu. Chernikov,&nbsp;A. V. Minakov,&nbsp;S. A. Tarasov","doi":"10.3103/S1541308X24010084","DOIUrl":"10.3103/S1541308X24010084","url":null,"abstract":"<p>Treatment of antibodies using gradual technology implies a series of successive dilutions, accompanied by mechanical impacts, with subsequent saturation of lactose with the obtained solution. In comparison with intact lactose, the resulting products have increased emission in the RF frequency range from 50 MHz to 3.5 GHz.</p>","PeriodicalId":732,"journal":{"name":"Physics of Wave Phenomena","volume":"32 1","pages":"43 - 47"},"PeriodicalIF":1.1,"publicationDate":"2024-03-14","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140155486","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"物理与天体物理","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
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