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Investigation of properties of TiAlCO wear-resistant coatings
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
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
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
Analysis of luminescence and thermal intensities variation through MatLab
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
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
Model of coating synthesis with regard to structurization
IF 0.4 4区 物理与天体物理
Russian Physics Journal Pub Date : 2025-03-05 DOI: 10.1007/s11182-025-03379-2
O. N. Kryukova, A. G. Knyazeva
{"title":"Model of coating synthesis with regard to structurization","authors":"O. N. Kryukova,&nbsp;A. G. Knyazeva","doi":"10.1007/s11182-025-03379-2","DOIUrl":"10.1007/s11182-025-03379-2","url":null,"abstract":"<div><p>A variant describing the structure of the material synthesized using the structurization parameter is suggested. This process is presented as a reversible reaction the rate of stages of which depends on the temperature. The model of coating synthesis on a substrate under laser control conditions is supplemented with structurization stages. It is shown that the synthesis product is always heterogeneous and contains both the initial reagents and reaction product in structured and unstructured states.</p></div>","PeriodicalId":770,"journal":{"name":"Russian Physics Journal","volume":"67 12","pages":"2309 - 2317"},"PeriodicalIF":0.4,"publicationDate":"2025-03-05","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143612122","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
Combined processing of the surface of metal specimens manufactured by the electron beam welding method
IF 0.4 4区 物理与天体物理
Russian Physics Journal Pub Date : 2025-03-03 DOI: 10.1007/s11182-025-03368-5
A. D. Teresov, A. A. Leonov, E. A. Petrikova, V. N. Tishchenko
{"title":"Combined processing of the surface of metal specimens manufactured by the electron beam welding method","authors":"A. D. Teresov,&nbsp;A. A. Leonov,&nbsp;E. A. Petrikova,&nbsp;V. N. Tishchenko","doi":"10.1007/s11182-025-03368-5","DOIUrl":"10.1007/s11182-025-03368-5","url":null,"abstract":"<div><p>A method of reducing the roughness and improving the hardness and tribological properties of the surface of metal materials and products manufactured using additive technologies that consists in the creation of a metal film on the surface of the layer alloyed by the method of electron-ion-plasma processing that combines vacuum arc deposition of a thin (up to several microns) film and subsequent pulsed electron-beam irradiation of a film/substrate system is presented. On the example of Zr (film)/stainless steel 308LSi (substrate) specimens, it is shown that the proposed method of combined processing allows not only reducing considerably the roughness of the surface layer, but also improving its hardness and tribological properties compared to the initial material by a factor of 2.5 and up to 15 times, respectively.</p></div>","PeriodicalId":770,"journal":{"name":"Russian Physics Journal","volume":"67 12","pages":"2224 - 2230"},"PeriodicalIF":0.4,"publicationDate":"2025-03-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143612033","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
Terahertz nondestructive evaluation of objects produced by additive manufacturing
IF 0.4 4区 物理与天体物理
Russian Physics Journal Pub Date : 2025-03-03 DOI: 10.1007/s11182-025-03392-5
A. V. Perevalov, A. I. Berdyugin, A. V. Badin, D. A. Pidotova, K. V. Dorozhkin, D. A. Frolova, E. A. Trofimov, V. D. Moskalenko
{"title":"Terahertz nondestructive evaluation of objects produced by additive manufacturing","authors":"A. V. Perevalov,&nbsp;A. I. Berdyugin,&nbsp;A. V. Badin,&nbsp;D. A. Pidotova,&nbsp;K. V. Dorozhkin,&nbsp;D. A. Frolova,&nbsp;E. A. Trofimov,&nbsp;V. D. Moskalenko","doi":"10.1007/s11182-025-03392-5","DOIUrl":"10.1007/s11182-025-03392-5","url":null,"abstract":"<div><p>The paper deals with digital holography that provides non-destructive flaw detection in objects produced by fused deposition modeling printing and suitable for application in the terahertz range. The 200 GHz holographic image recording system is based on the quasi-optical lens transmission line. Holographic images are obtained for the phase-contrast object in the form of two ribbons of conducting acrylonitrile butadiene styrene (ABS) separated in thickness and <i>Y</i> coordinate. These bands locate inside another ABS dielectric material. The angular spectrum method is used to determine the position of artificial inhomogeneities in the sample with a 3 mm accuracy.</p></div>","PeriodicalId":770,"journal":{"name":"Russian Physics Journal","volume":"67 12","pages":"2408 - 2415"},"PeriodicalIF":0.4,"publicationDate":"2025-03-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143612032","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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