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Limits of applicability of the physical optics approximation: Dependence on particle size, shape, and scattering angle 物理光学近似的适用性限制：依赖于粒子的大小、形状和散射角
IF 0.8 4区 物理与天体物理
Russian Physics Journal Pub Date : 2026-01-15 DOI: 10.1007/s11182-026-03667-5
K. S. Salnikov, A. V. Konoshonkin, N. V. Kustova, I. V. Tkachev, N. V. Kan, A. V. Shaleev, D. N. Timofeev, V. A. Shishko
{"title":"Limits of applicability of the physical optics approximation: Dependence on particle size, shape, and scattering angle","authors":"K. S. Salnikov,&nbsp;A. V. Konoshonkin,&nbsp;N. V. Kustova,&nbsp;I. V. Tkachev,&nbsp;N. V. Kan,&nbsp;A. V. Shaleev,&nbsp;D. N. Timofeev,&nbsp;V. A. Shishko","doi":"10.1007/s11182-026-03667-5","DOIUrl":"10.1007/s11182-026-03667-5","url":null,"abstract":"<div><p>The physical optics approximation is widely used in solving the problem of light scattering on large, irregularly shaped particles due to its computational efficiency and physical clarity. However, its accuracy depends strongly on the size and shape of the particles as well as the light scattering angle. In this study, we evaluate the applicability limits of this approximation by comparing its results with those of the discrete dipole approximation, implemented in the ADDA code, across a range of particle morphologies, including hexagonal column, plate, bullet, droxtal, and arbitrary shaped ice particles. Calculations are performed at a wavelength of 0.532 µm for ice with a refractive index of 1.3116 and for particle sizes ranging from 2 to 4 µm.</p></div>","PeriodicalId":770,"journal":{"name":"Russian Physics Journal","volume":"68 12","pages":"2180 - 2185"},"PeriodicalIF":0.8,"publicationDate":"2026-01-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148695431","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
Comparative study of amorphous and crystalline TiO2 thin films elaborated by sol-gel method for optical waveguiding applications 溶胶-凝胶法制备光波导用非晶和结晶TiO2薄膜的比较研究
IF 0.8 4区 物理与天体物理
Russian Physics Journal Pub Date : 2026-01-15 DOI: 10.1007/s11182-026-03664-8
O. Meziti, R. Aouati, A. Bouabellou, Y. Bouachiba, H. Djaaboube, A. Taabouche
{"title":"Comparative study of amorphous and crystalline TiO2 thin films elaborated by sol-gel method for optical waveguiding applications","authors":"O. Meziti,&nbsp;R. Aouati,&nbsp;A. Bouabellou,&nbsp;Y. Bouachiba,&nbsp;H. Djaaboube,&nbsp;A. Taabouche","doi":"10.1007/s11182-026-03664-8","DOIUrl":"10.1007/s11182-026-03664-8","url":null,"abstract":"<div><p>Three TiO<sub>2</sub> thin films, TiO<sub>2</sub>-DIP, TiO<sub>2</sub>-SPIN, and TiO<sub>2</sub>-AMORF, are deposited on glass substrates using the sol-gel method for a comparative study. The TiO<sub>2</sub>-DIP film is fabricated using dip-coating and annealed at 500 °C, the TiO<sub>2</sub>-SPIN film is prepared via spin-coating and annealed at 500 °C, while the TiO<sub>2</sub>-AMORF film is produced by dip-coating but annealed at 300 °C. An XRD analysis reveals that both TiO<sub>2</sub>-DIP and TiO<sub>2</sub>-SPIN films exhibit the anatase phase, In contrast, the TiO<sub>2</sub>-AMORF film remains amorphous, while Raman spectroscopy indicates that both TiO<sub>2</sub>-DIP and TiO<sub>2</sub>-SPIN are predominantly in the anatase phase, with a small percentage of brookite, while TiO<sub>2</sub>-AMORF is confirmed to be amorphous. The SEM images show that the TiO<sub>2</sub>-SPIN film has a highly homogeneous surface with randomly distributed grains. The AFM measurements indicate that the TiO<sub>2</sub>-DIP film exhibits a smoother surface, TiO<sub>2</sub>-SPIN film has a rougher surface, while the TiO<sub>2</sub>-AMORF film demonstrates an ultra-smooth surface. The optical transmittance of the films ranges from 52 to 93% in the visible spectrum. The optical bandgaps are 3.418 eV for TiO<sub>2</sub>-DIP, 3.684 eV for TiO<sub>2</sub>-SPIN and 3.611 eV for TiO<sub>2</sub>-AMORF. The m‑line spectroscopy reveals single guided modes both in transverse electric (TE) and transverse magnetic (TM) polarizations for all samples. Notably, the TiO<sub>2</sub>-AMORF film exhibits a dip in the reflected intensity mode, attributed to its highly smooth surface (RMS = 937 pm). Among the samples, the amorphous TiO<sub>2</sub>-AMORF film demonstrates the most favorable waveguiding properties.</p></div>","PeriodicalId":770,"journal":{"name":"Russian Physics Journal","volume":"68 12","pages":"2145 - 2155"},"PeriodicalIF":0.8,"publicationDate":"2026-01-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148695432","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 copper oxide doping on the optical and electrical properties of iron oxide films prepared by the chemical spray pyrolysis technique 氧化铜掺杂对化学喷雾热解法制备氧化铁薄膜光学和电学性能的影响
IF 0.8 4区 物理与天体物理
Russian Physics Journal Pub Date : 2026-01-15 DOI: 10.1007/s11182-026-03671-9
Ayed N. Saleh
{"title":"Effect of copper oxide doping on the optical and electrical properties of iron oxide films prepared by the chemical spray pyrolysis technique","authors":"Ayed N. Saleh","doi":"10.1007/s11182-026-03671-9","DOIUrl":"10.1007/s11182-026-03671-9","url":null,"abstract":"<div><p>In this work, several thin films of iron oxide (Fe<sub>2</sub>O<sub>3</sub>) doped with copper oxide (CuO) from 0% to 4% are prepared using a spray pyrolysis method. It is shown that with the increasing amount of copper oxide in the films, the optical bandgap values decrease from 2.49 to 2.23 eV. The conductivity reaches 2.64 S/cm, and the resistance is found to decrease from 1.51⋅10⁻<sup>1</sup> to only 3.78⋅10⁻<sup>2</sup> Ω∙cm. These results indicate that addition of CuO enhances the electrical conductivity and modifies the optical absorption behavior, making the material suitable for optoelectronic applications.</p></div>","PeriodicalId":770,"journal":{"name":"Russian Physics Journal","volume":"68 12","pages":"2215 - 2223"},"PeriodicalIF":0.8,"publicationDate":"2026-01-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148695433","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
Nb2O5, SnO2, and Eu-Doped SnO2 thin film gas sensors: synthesis and characterization Nb2O5， SnO2和eu掺杂SnO2薄膜气体传感器：合成和表征
IF 0.8 4区 物理与天体物理
Russian Physics Journal Pub Date : 2026-01-15 DOI: 10.1007/s11182-026-03663-9
Furkan Cengiz, Kadri Vefa Ezirmik, Ozan Bingöl, Fatma Songur Demirtaş, Taha Çağrı Şenocak
{"title":"Nb2O5, SnO2, and Eu-Doped SnO2 thin film gas sensors: synthesis and characterization","authors":"Furkan Cengiz,&nbsp;Kadri Vefa Ezirmik,&nbsp;Ozan Bingöl,&nbsp;Fatma Songur Demirtaş,&nbsp;Taha Çağrı Şenocak","doi":"10.1007/s11182-026-03663-9","DOIUrl":"10.1007/s11182-026-03663-9","url":null,"abstract":"<div><p>Metal oxide semiconductors (MOSs) are favored for gas sensing due to their high sensitivity, stability, and cost-effectiveness. An enhanced hydrogen detection is demonstrated by synthesizing and characterizing Nb<sub>2</sub>O<sub>5</sub>, SnO<sub>2</sub>, and Eu-doped SnO<sub>2</sub> (Eu-SnO<sub>2</sub>) thin films via RF-PVD to address the limitations of conventional sensors. Their structural characterization reveals an amorphous Nb<sub>2</sub>O<sub>5</sub> phase and a tetragonal crystalline structure for both the SnO<sub>2</sub> and Eu-SnO<sub>2</sub> films, which exhibit equiaxed grain morphologies. A gas sensing evaluation demonstrates that Nb<sub>2</sub>O<sub>5</sub> only responds at high hydrogen concentrations (10.000 ppm). In contrast, SnO<sub>2</sub> and Eu-SnO<sub>2</sub> films successfully detect low concentrations of 100 and 50 ppm, respectively. These results confirm the superior potential of SnO<sub>2</sub>-based films, particularly with Eu doping, for efficient and highly responsive hydrogen gas sensing.</p></div>","PeriodicalId":770,"journal":{"name":"Russian Physics Journal","volume":"68 12","pages":"2137 - 2144"},"PeriodicalIF":0.8,"publicationDate":"2026-01-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148695429","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
Formation of the aluminum-manganese bronze microstructure during wire-feed electron beam additive manufacturing by applying ultrasound to the melt pool 利用超声对熔池进行金属丝进给电子束增材制造过程中铝锰青铜微观结构的形成
IF 0.8 4区 物理与天体物理
Russian Physics Journal Pub Date : 2026-01-14 DOI: 10.1007/s11182-026-03651-z
V. M. Semenchuk, K. S. Osipovich, A. V. Chumaevskii, A. O. Panfilov, Yu. V. Kushnarev, E. N. Moskvichev, D. A. Gurianov, E. A. Kolubaev
{"title":"Formation of the aluminum-manganese bronze microstructure during wire-feed electron beam additive manufacturing by applying ultrasound to the melt pool","authors":"V. M. Semenchuk,&nbsp;K. S. Osipovich,&nbsp;A. V. Chumaevskii,&nbsp;A. O. Panfilov,&nbsp;Yu. V. Kushnarev,&nbsp;E. N. Moskvichev,&nbsp;D. A. Gurianov,&nbsp;E. A. Kolubaev","doi":"10.1007/s11182-026-03651-z","DOIUrl":"10.1007/s11182-026-03651-z","url":null,"abstract":"<div><p>The effect of a low-power ultrasonic treatment on the microstructure of the CuAl9Mn2 aluminum-manganese bronze during its wire-feed electron beam additive manufacturing is demonstrated. It is revealed that a dendritic structure forms in the as-printed samples, based on a solid α‑solution, with the needle-like β’-phase precipitating along the grain boundaries. The ultrasound applied to the sample during printing does not significantly alter its phase composition, but reduces the lamellar spacing in the solid α solution and β’ phase. The tendency to forming the columnar grains elongated in the heat dissipation direction is minimized. However, an improvement of the mechanical properties remains relatively modest, manifested primarily by a slightly increased strength and a reduced ductility.</p></div>","PeriodicalId":770,"journal":{"name":"Russian Physics Journal","volume":"68 12","pages":"2041 - 2046"},"PeriodicalIF":0.8,"publicationDate":"2026-01-14","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148695516","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
Influence of nanodispersed aluminum oxide on rheological and technological properties of super-engineering polymers 纳米分散氧化铝对超工程聚合物流变性能和工艺性能的影响
IF 0.8 4区 物理与天体物理
Russian Physics Journal Pub Date : 2026-01-14 DOI: 10.1007/s11182-026-03661-x
M. Krinitsyn, N. Svarovskaya, K. Suliz, A. Pervikov, M. Lerner
{"title":"Influence of nanodispersed aluminum oxide on rheological and technological properties of super-engineering polymers","authors":"M. Krinitsyn,&nbsp;N. Svarovskaya,&nbsp;K. Suliz,&nbsp;A. Pervikov,&nbsp;M. Lerner","doi":"10.1007/s11182-026-03661-x","DOIUrl":"10.1007/s11182-026-03661-x","url":null,"abstract":"<div><p>Incorporation of nanoscale inclusions into super-engineering polymer matrices, such as PEEK, PEI and PSU, presents a complex multiscale physical problem, when the macroscopic properties depend on interfacial phenomena. This work investigates the synthesis of aluminum oxide (Al<sub>2</sub>O<sub>3</sub>) nanoparticles <i>via</i> electric explosion of wire, affecting viscoelasticity, relaxation dynamics, and non-Newtonian flow of polymer melts. A universal protocol is developed to achieve the uniform filler distribution, which serves as a model system to polymer-nanoparticle interactions. Using a combination of rheometry in oscillatory and steady-state shear regimes complemented by structural analysis, quantitative relationships are identified between the filler concentration, network topology, and fundamental rheological response of the melts. The paper provides a physical basis for understanding and predicting processability of such nanocomposites under non-equilibrium conditions, similar to those observed in additive manufacturing.</p></div>","PeriodicalId":770,"journal":{"name":"Russian Physics Journal","volume":"68 12","pages":"2122 - 2128"},"PeriodicalIF":0.8,"publicationDate":"2026-01-14","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148695519","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
Energy model of a pore in graphene as a barrier to de Broglie wave transmission 石墨烯中作为德布罗意波传输屏障的孔隙能量模型
IF 0.8 4区 物理与天体物理
Russian Physics Journal Pub Date : 2026-01-14 DOI: 10.1007/s11182-026-03660-y
V. I. Borodin, M. A. Bubenchikov, A. M. Bubenchikov, D. V. Mamontov, O. D. Nosyrev, S. Zhambaa
{"title":"Energy model of a pore in graphene as a barrier to de Broglie wave transmission","authors":"V. I. Borodin,&nbsp;M. A. Bubenchikov,&nbsp;A. M. Bubenchikov,&nbsp;D. V. Mamontov,&nbsp;O. D. Nosyrev,&nbsp;S. Zhambaa","doi":"10.1007/s11182-026-03660-y","DOIUrl":"10.1007/s11182-026-03660-y","url":null,"abstract":"<div><p>The paper focuses on the problem of separating helium and helion systems using porous graphene sheets. It is shown that the system of two identical porous films can be successfully used to excite extremely high resonant transmission of one gas mixture component at an overall permeation blocking for the other isotope. A permeability window is selected in porous graphene with the obtained energy <i>U</i>(<i>x</i>), which is then used to calculate permeability of the double-barrier system and search for resonance during the wave transmission through this system.</p></div>","PeriodicalId":770,"journal":{"name":"Russian Physics Journal","volume":"68 12","pages":"2116 - 2121"},"PeriodicalIF":0.8,"publicationDate":"2026-01-14","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148695518","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
Influence of ultrasound on evolution of the Ti-6Al-4V alloy microstructure during wire-feed electron-beam additive manufacturing 电子束增材制造过程中超声对Ti-6Al-4V合金显微组织演变的影响
IF 0.8 4区 物理与天体物理
Russian Physics Journal Pub Date : 2026-01-14 DOI: 10.1007/s11182-026-03654-w
K. S. Osipovich, A. O. Panfilov, A. V. Chumaevskii, V. M. Semenchuk, Yu. V. Kushnarev, E. N. Moskvichev, D. A. Gurianov, E. A. Kolubaev
{"title":"Influence of ultrasound on evolution of the Ti-6Al-4V alloy microstructure during wire-feed electron-beam additive manufacturing","authors":"K. S. Osipovich,&nbsp;A. O. Panfilov,&nbsp;A. V. Chumaevskii,&nbsp;V. M. Semenchuk,&nbsp;Yu. V. Kushnarev,&nbsp;E. N. Moskvichev,&nbsp;D. A. Gurianov,&nbsp;E. A. Kolubaev","doi":"10.1007/s11182-026-03654-w","DOIUrl":"10.1007/s11182-026-03654-w","url":null,"abstract":"<div><p>The influence of ultrasonic treatment on the microstructure and properties of Ti-6Al-4V titanium alloy during its wire-feed electron-beam additive manufacturing is demonstrated. The experiments show that an application of ultrasound during printing enables a modest improvement of tensile mechanical properties of the specimens. Furthermore, in the specimen cross-section the ultrasonic treatment stabilizes the microstructure and causes the formation of more uniform columnar grains. The transverse dimensions of these columnar grains decrease from 1.3–1.5 mm in the samples printed without applying the ultrasound to 1.0–1.1 mm in those printed with an ultrasonic treatment.</p></div>","PeriodicalId":770,"journal":{"name":"Russian Physics Journal","volume":"68 12","pages":"2061 - 2066"},"PeriodicalIF":0.8,"publicationDate":"2026-01-14","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148695517","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
Microwave–vibration curing of silica-reinforced epoxy/jute/kenaf hybrid composites: Mechanical properties and moisture absorption behavior 微波振动固化二氧化硅增强环氧树脂/黄麻/红麻杂化复合材料：力学性能和吸湿性能
IF 0.8 4区 物理与天体物理
Russian Physics Journal Pub Date : 2026-01-14 DOI: 10.1007/s11182-026-03665-7
Kare Vidya Sagari, Kalapala Prasad
{"title":"Microwave–vibration curing of silica-reinforced epoxy/jute/kenaf hybrid composites: Mechanical properties and moisture absorption behavior","authors":"Kare Vidya Sagari,&nbsp;Kalapala Prasad","doi":"10.1007/s11182-026-03665-7","DOIUrl":"10.1007/s11182-026-03665-7","url":null,"abstract":"<div><p>This study investigates the influence of vibration-assisted microwave curing on the mechanical and moisture absorption behavior of silica-reinforced epoxy/jute/kenaf (KJJK) hybrid composites. The composites containing 1.5–8.5 wt.% nano-silica are fabricated and compared with the thermally cured laminates. The microwave–vibration process is shown to improve the resin infiltration, minimize the voids, and promote the homogeneous silica dispersion with fewer agglomerates, resulting in a significantly enhanced mechanical performance. At the optimal 6 wt.% silica content, the vibration–microwave-cured laminates achieve a tensile strength of ~106.6 MPa, a flexural strength of ~356.25 MPa, and an interlaminar shear strength of ~97.2 MPa, all higher than those of thermally cured counterparts. The impact resistance also increases, while the moisture absorption decreases from 4.4 to 3.52%, and the hardness improves from ~52.8 to ~59.5 HV. A SEM analysis confirms the improved fiber–matrix adhesion and the absence of microvoids. These findings demonstrate that the vibration-assisted microwave curing is an efficient and sustainable processing route capable of significantly enhancing the structural integrity and environmental durability of natural-fiber hybrid composites.</p></div>","PeriodicalId":770,"journal":{"name":"Russian Physics Journal","volume":"68 12","pages":"2156 - 2165"},"PeriodicalIF":0.8,"publicationDate":"2026-01-14","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148695123","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
Preparation of Zn–SeO2 nanoparticles using pulsed laser ablation technique in liquid medium: Study of plasma and optical properties 液体介质中脉冲激光烧蚀法制备Zn-SeO2纳米粒子：等离子体和光学性质研究
IF 0.8 4区 物理与天体物理
Russian Physics Journal Pub Date : 2026-01-14 DOI: 10.1007/s11182-026-03670-w
Ibtihaj Hussein Ali, Mohammed H. Jawad, Zahraa T. Turki, Rajaa Obayes Abdulsada
{"title":"Preparation of Zn–SeO2 nanoparticles using pulsed laser ablation technique in liquid medium: Study of plasma and optical properties","authors":"Ibtihaj Hussein Ali,&nbsp;Mohammed H. Jawad,&nbsp;Zahraa T. Turki,&nbsp;Rajaa Obayes Abdulsada","doi":"10.1007/s11182-026-03670-w","DOIUrl":"10.1007/s11182-026-03670-w","url":null,"abstract":"<div><p>A Zn-SeO<sub>2</sub> nanocomposite solution was prepared using the two-step technique of pulsed laser ablation in liquid (PLAL): the first step was by ablation of a zinc disc, and the second step was by exposure of a selenium disc within the same ZnO solution to a laser. The properties of the resulting plasma were analyzed using optical emission spectroscopy (OES) and laser-induced breakdown spectroscopy (LIBS) to determine the electron temperature and electron density. The crystal structure was characterized using X‑ray diffraction (XRD), the surface structure was characterized using a field-effect scanning electron microscope (FE-SEM), and optical absorption measurements were used to determine the energy gap. Antibacterial activity tests against Staphylococcus aureus ATCC 25923 using the resulting particles at concentrations of 25, 50, and 100 ppm showed no obvious inhibition zones. The results indicate distinct optical and structural behavior with no antibacterial activity under the tested conditions.</p></div>","PeriodicalId":770,"journal":{"name":"Russian Physics Journal","volume":"68 12","pages":"2205 - 2214"},"PeriodicalIF":0.8,"publicationDate":"2026-01-14","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148695514","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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