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Investigation of properties of TiAlCO wear-resistant coatings TiAlCO耐磨涂层性能的研究
IF 0.4 4区 物理与天体物理
Russian Physics Journal Pub Date : 2025-03-27 DOI: 10.1007/s11182-025-03399-y
A. A. Tulina, A. Yu. Nazarov, K. N. Ramazanov, V. R. Mukhamadeev, Yu. G. Khusainov, A. A. Nikolaev, A. A. Maslov, A. V. Oleinik
{"title":"Investigation of properties of TiAlCO wear-resistant coatings","authors":"A. A. Tulina,&nbsp;A. Yu. Nazarov,&nbsp;K. N. Ramazanov,&nbsp;V. R. Mukhamadeev,&nbsp;Yu. G. Khusainov,&nbsp;A. A. Nikolaev,&nbsp;A. A. Maslov,&nbsp;A. V. Oleinik","doi":"10.1007/s11182-025-03399-y","DOIUrl":"10.1007/s11182-025-03399-y","url":null,"abstract":"<div><p>The properties of wear-resistant coatings based on TiAlCO, which were deposited using vacuum-arc deposition equipment, are studied. The coatings are formed in the modes involving a variation of the gas mixture proportion aimed at identifying the relationship between the reaction gas ratio and the properties of the resulting coatings. Such characteristics as phase composition and microhardness are analyzed, and machining tests are performed. The deposited coatings possess a number of advantageous properties in terms of their tribological applications—improved wear resistance and microhardness.</p></div>","PeriodicalId":770,"journal":{"name":"Russian Physics Journal","volume":"68 1","pages":"49 - 55"},"PeriodicalIF":0.4,"publicationDate":"2025-03-27","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143818305","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
Effect of chemical reactions staging on the product composition formed from the Ni-Ti powders mixture under conditions of dynamic thermal explosion 动态热爆炸条件下化学反应阶段对Ni-Ti粉末混合物产物组成的影响
IF 0.4 4区 物理与天体物理
Russian Physics Journal Pub Date : 2025-03-27 DOI: 10.1007/s11182-025-03400-8
N. V. Bukrina, A. G. Knyazeva
{"title":"Effect of chemical reactions staging on the product composition formed from the Ni-Ti powders mixture under conditions of dynamic thermal explosion","authors":"N. V. Bukrina,&nbsp;A. G. Knyazeva","doi":"10.1007/s11182-025-03400-8","DOIUrl":"10.1007/s11182-025-03400-8","url":null,"abstract":"<div><p>Thermal and mechanical phenomena accompanying the bulk synthesis of an intermetallic from pure Ni and Ti elements are analyzed. Based on the well-known problems of thermomechanics, residual stresses in the reacting mixture are evaluated for the conditions of thermal explosion and various heating modes. It is shown that the stresses are associated with external heating, heat release due to exothermic chemical reactions, and composition change. In one-dimensional model, the temperature and composition are not uniform along the reactor radius.</p></div>","PeriodicalId":770,"journal":{"name":"Russian Physics Journal","volume":"68 1","pages":"56 - 63"},"PeriodicalIF":0.4,"publicationDate":"2025-03-27","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143818304","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
Photoluminescence studies on Sm3+ doped Li4Zn(PO4)2 phosphor 掺杂 Sm3+ 的 Li4Zn(PO4)2 荧光粉的光致发光研究
IF 0.4 4区 物理与天体物理
Russian Physics Journal Pub Date : 2025-03-27 DOI: 10.1007/s11182-025-03412-4
Akinapally Naveen, M. Venkateswarlu, M. V. V. K. Srinivas Prasad, M. Syamsundar, G. Giridhar
{"title":"Photoluminescence studies on Sm3+ doped Li4Zn(PO4)2 phosphor","authors":"Akinapally Naveen,&nbsp;M. Venkateswarlu,&nbsp;M. V. V. K. Srinivas Prasad,&nbsp;M. Syamsundar,&nbsp;G. Giridhar","doi":"10.1007/s11182-025-03412-4","DOIUrl":"10.1007/s11182-025-03412-4","url":null,"abstract":"<div><p>A novel Li<sub>4</sub>Zn(PO<sub>4</sub>)<sub>2</sub> phosphor compound was synthesized using the renowned combustion synthesis method. The crystal structure and morphology of as-prepared phosphors were carefully examined along with their emission and excitation behaviors and decay profiles. The presence of constituent elements was also confirmed by energy-dispersive X‑ray spectroscopy. Photoluminescence studies revealed a noteworthy relationship between the emission intensity and the concentration of dopant Sm<sup>3+</sup>. Synthesized phosphors exhibited a remarkably intense narrow-band orange-red emission, peak at 597 nm when excited at 401 nm. The average lifetime of phosphors was found to be 1.11 ms. Furthermore, the chromaticity (CIE-Commission Internationale de I’Eclairage) coordinates of phosphors were accurately positioned in the red region, suggesting their suitability for lighting and display applications that require red-emitting materials. Overall, this novel Li<sub>4</sub>Zn(PO<sub>4</sub>)<sub>2</sub> phosphor exhibited promising luminescent properties, making it a potential candidate for various applications in lighting, displays, and other optoelectronic devices.</p></div>","PeriodicalId":770,"journal":{"name":"Russian Physics Journal","volume":"68 1","pages":"142 - 148"},"PeriodicalIF":0.4,"publicationDate":"2025-03-27","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143818280","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
Electron microscopic analysis of the Co-Cr-Fe-Mn-Ni system 钴-铬-铁-锰-镍体系的电子显微镜分析
IF 0.4 4区 物理与天体物理
Russian Physics Journal Pub Date : 2025-03-26 DOI: 10.1007/s11182-025-03402-6
R. E. Kryukov, A. I. Potekaev, V. E. Gromov, S. V. Konovalov, A. R. Mikhno, I. A. Panchenko
{"title":"Electron microscopic analysis of the Co-Cr-Fe-Mn-Ni system","authors":"R. E. Kryukov,&nbsp;A. I. Potekaev,&nbsp;V. E. Gromov,&nbsp;S. V. Konovalov,&nbsp;A. R. Mikhno,&nbsp;I. A. Panchenko","doi":"10.1007/s11182-025-03402-6","DOIUrl":"10.1007/s11182-025-03402-6","url":null,"abstract":"<div><p>Using the methods of transmission electron microscopy, the microstructure and phase composition of the coatings made of CoCrFeMnNi multicomponent alloys formed by flux-cored arc surfacing are studied. It is found out that these alloys are characterized by a single-phase structure, consisting of a γ-phase with an fcc-lattice and a large number of crystal lattice defects of different types, presumably nucleating as a result of thermal stress relaxation during material surfacing. The prevailing type of these defects and their distribution density are determined by the contents of Ni and Mn in the alloy.</p></div>","PeriodicalId":770,"journal":{"name":"Russian Physics Journal","volume":"68 1","pages":"71 - 76"},"PeriodicalIF":0.4,"publicationDate":"2025-03-26","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143818239","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
Heating of additively manufactured polymer composite materials under ultrasonic exposure 增材制造的高分子复合材料在超声照射下的加热
IF 0.4 4区 物理与天体物理
Russian Physics Journal Pub Date : 2025-03-26 DOI: 10.1007/s11182-025-03416-0
I. V. Zlobina, N. V. Bekrenev, V. V. Krylov, D. O. Churikov
{"title":"Heating of additively manufactured polymer composite materials under ultrasonic exposure","authors":"I. V. Zlobina,&nbsp;N. V. Bekrenev,&nbsp;V. V. Krylov,&nbsp;D. O. Churikov","doi":"10.1007/s11182-025-03416-0","DOIUrl":"10.1007/s11182-025-03416-0","url":null,"abstract":"<div><p>The influence of ultrasonic vibrations of the tooling on the heating kinetics of polymer composite materials (PCM), fabricated by the FDM technology from the filaments reinforced with continuous carbon fibers and single-component polymers used as binders, is studied. The ultrasonic frequency is shown to considerably affect the temperature of a sample in the region of its contact with the tool. It is noted that in the case of a high-performance engineering thermoplastic material—PEEK—used as a binder, an increase in the vibration frequency exerts a stronger influence on the temperature value. The time of exposure to ultrasound has a stronger impact at higher frequencies (in the studied range). A twofold increase of the vibration frequency, the other factors being similar, provides a 6.0–30.9% increase of the PCM heating temperature and an 8–71% increase of the polymer heating temperature, depending on the binder material.</p></div>","PeriodicalId":770,"journal":{"name":"Russian Physics Journal","volume":"68 1","pages":"170 - 176"},"PeriodicalIF":0.4,"publicationDate":"2025-03-26","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143818243","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
Effect of laser beam scanning speed during SLM on the structure and physical-mechanical properties of Al–15Sn–5Pb alloy 激光扫描速度对Al-15Sn-5Pb合金组织和物理力学性能的影响
IF 0.4 4区 物理与天体物理
Russian Physics Journal Pub Date : 2025-03-24 DOI: 10.1007/s11182-025-03422-2
A. L. Skorentsev, K. O. Akimov, N. M. Rusin, V. E. Likharev, A. I. Dmitriev
{"title":"Effect of laser beam scanning speed during SLM on the structure and physical-mechanical properties of Al–15Sn–5Pb alloy","authors":"A. L. Skorentsev,&nbsp;K. O. Akimov,&nbsp;N. M. Rusin,&nbsp;V. E. Likharev,&nbsp;A. I. Dmitriev","doi":"10.1007/s11182-025-03422-2","DOIUrl":"10.1007/s11182-025-03422-2","url":null,"abstract":"<div><p>Al–15Sn–5Pb alloy (vol.%) was prepared by selective laser melting (SLM) at a laser beam scanning speed of 0.8, 1.0, and 1.2 m/s and a fixed radiation power of 70 W. The samples were synthesized using an ONSINT AM150 3D printer in an atmosphere of flowing argon. The structure, mechanical properties of the material, and their relationship with the laser radiation density during SLM were studied. It was found that with an increase in the radiation energy density, the ductility and strength of the alloy increase, while the porosity of the synthesized samples remains high.</p></div>","PeriodicalId":770,"journal":{"name":"Russian Physics Journal","volume":"68 2","pages":"221 - 228"},"PeriodicalIF":0.4,"publicationDate":"2025-03-24","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143925430","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
Investigation of shadow region influence on TiN coating properties 阴影区对TiN涂层性能影响的研究
IF 0.4 4区 物理与天体物理
Russian Physics Journal Pub Date : 2025-03-24 DOI: 10.1007/s11182-025-03421-3
A. V. Oleinik, A. A. Nikolaev, K. N. Ramazanov, A. Yu. Nazarov, A. R. Haitkulov, V. P. Muhamadeev, A. A. Maslov, Yu. G. Khusainov
{"title":"Investigation of shadow region influence on TiN coating properties","authors":"A. V. Oleinik,&nbsp;A. A. Nikolaev,&nbsp;K. N. Ramazanov,&nbsp;A. Yu. Nazarov,&nbsp;A. R. Haitkulov,&nbsp;V. P. Muhamadeev,&nbsp;A. A. Maslov,&nbsp;Yu. G. Khusainov","doi":"10.1007/s11182-025-03421-3","DOIUrl":"10.1007/s11182-025-03421-3","url":null,"abstract":"<div><p>A TiN coating formed in the vacuum-arc discharge plasma is studied, which possesses artificially created thickness non-uniformity due to the use of the shadow mask technique. The influence of the width between the mask channels and the samples on the distributions of the coating thickness, microhardness, and adhesion is examined. A sharp decrease of the thickness in the shadow region is found to be from 45 to 95% and that of the microhardness—from 60 to 80%. No coating delamination is revealed in measuring the coating adhesion by scratch testing.</p></div>","PeriodicalId":770,"journal":{"name":"Russian Physics Journal","volume":"68 2","pages":"214 - 220"},"PeriodicalIF":0.4,"publicationDate":"2025-03-24","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143925429","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
Evaluation of the possibility of using PCSS in the microwave compressor circuit 在微波压缩机电路中应用PCSS的可能性评价
IF 0.4 4区 物理与天体物理
Russian Physics Journal Pub Date : 2025-03-24 DOI: 10.1007/s11182-025-03428-w
V. V. Barmin, I. V. Romanchenko
{"title":"Evaluation of the possibility of using PCSS in the microwave compressor circuit","authors":"V. V. Barmin,&nbsp;I. V. Romanchenko","doi":"10.1007/s11182-025-03428-w","DOIUrl":"10.1007/s11182-025-03428-w","url":null,"abstract":"<div><p>The paper presents practical measurements of scattering parameters of the chamber with a photoconductive semiconductor switch (PCSS) to determine losses and phase shifts. According to measurement results, the usable range for the PCSS chamber reaches 2.27 GHz with respect to losses not exceeding 22% or −1.7 dB. The uniform phase shift ranges from 1.4 to 2.2 GHz. According to the resonant compressor circuit with the T‑junction, the standing wave phase minimum in its side arm is 1.8 GHz. The CST simulation shows the microwave wave compression at a resonant frequency of 3.04 GHz and, however, indicates to large losses in using 3 different types of dielectrics. In theoretical calculations, the microwave attenuation passed through the PCSS model based on the GaAs properties, is 20 dB with regard to losses, whereas in practical measurements, it is 20 dBm and 38.6 dB. The PCSS in the resonant circuit of the compressor with the waveguide chamber, can be used at a frequency not over 2 GHz.</p></div>","PeriodicalId":770,"journal":{"name":"Russian Physics Journal","volume":"68 2","pages":"268 - 275"},"PeriodicalIF":0.4,"publicationDate":"2025-03-24","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143925431","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
Analysis of luminescence and thermal intensities variation through MatLab 通过MatLab分析发光强度和热强度的变化
IF 0.4 4区 物理与天体物理
Russian Physics Journal Pub Date : 2025-03-21 DOI: 10.1007/s11182-025-03413-3
Minakshi Shukla, Piyush Jha
{"title":"Analysis of luminescence and thermal intensities variation through MatLab","authors":"Minakshi Shukla,&nbsp;Piyush Jha","doi":"10.1007/s11182-025-03413-3","DOIUrl":"10.1007/s11182-025-03413-3","url":null,"abstract":"<div><p>The paper studies variation in luminescence and thermal intensities through MatLab. Luminescence images are taken from a Sony α7S II DSLR mirrorless camera; snapshots are taken from the experimental video and converted in grey images. The intensity variation is calculated in MatLab. Through this analysis, the stress detection is easy and the afterglow through image analysis is reported. The afterglow intensities from the phosphor materials are analyzed without a spectrometer, and the fast and slow decay time is calculated. The path of light through a WLED torch with 0°, 30° and 45° angles is detected, measured, and studied. The obtained intensity variation can be useful for lighting in the room/hall. Thermal imaging of red-hot iron rods and their intensity variation are obtained at a 5 min time difference. In the present work, it is easy to develop a stress sensor that is useful for structural health monitoring systems.</p></div>","PeriodicalId":770,"journal":{"name":"Russian Physics Journal","volume":"68 1","pages":"149 - 156"},"PeriodicalIF":0.4,"publicationDate":"2025-03-21","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143818070","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
Vibration and thermodynamic properties of the simple metal surfaces: DFT calculations 简单金属表面的振动和热力学性质：DFT计算
IF 0.4 4区 物理与天体物理
Russian Physics Journal Pub Date : 2025-03-19 DOI: 10.1007/s11182-025-03405-3
G. G. Rusina, S. D. Borisova
{"title":"Vibration and thermodynamic properties of the simple metal surfaces: DFT calculations","authors":"G. G. Rusina,&nbsp;S. D. Borisova","doi":"10.1007/s11182-025-03405-3","DOIUrl":"10.1007/s11182-025-03405-3","url":null,"abstract":"<div><p>The local thermodynamic and vibrational properties of the simple surfaces FCC transition and noble metals are studied using first principle DFT calculations. Our study shows the anisotropy of the local thermodynamic properties of the (110) surface for the temperature range 0–600 K and the dependence of the degree of anisotropy for a given surface on a specific material. At the same time, the predominantly isotropic nature of the local thermodynamic parameters is characteristic for the (100) and (111) surfaces of all investigated metals. The results are compared with the available theoretical and experimental data.</p></div>","PeriodicalId":770,"journal":{"name":"Russian Physics Journal","volume":"68 1","pages":"90 - 96"},"PeriodicalIF":0.4,"publicationDate":"2025-03-19","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143818253","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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