Discrete Element Simulations of Damage Evolution of NiAl-Based Material Reconstructed by Micro-CT Imaging by Arnas Kačeniauskas, Ruslan Pacevič, Eugeniuš Stupak, Jerzy Rojek, Marcin Chmielewski, Agnieszka Grabias, Szymon Nosewicz

“…Sintered porous materials present challenges for any modeling approach applied to simulate their damage evolution because of their complex microstructure, which is crucial for the initialization and propagation of microcracks. …”
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Impact of SiO2 content on the hydrogen based direct reduction performance of high-grade hematite pellets by Bohua Li, Deqing Zhu, Zhengqi Guo, Jian Pan, Congcong Yang, Siwei Li

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Structure of ADI Cast Iron as a Cast “in situ” Composite Reinforced with TiC Ceramic Particles by J. Marosz, M. Kawalec, M. Górny

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Synergistic enhancement of mechanical strength and thermal conductivity in a novel Al-Mg-Si-Zr-Ce alloy fabricated by powder bed fusion-laser beam by Li Zhang, Zhengzhen Lu, Li Cao, Jianhong Wang, Jinfang Zhang, Xiaohui Yang, Yuankui Cao, Bin Liu, Xiaofeng Li

“…Microstructural analysis reveals that this transformation originates from two key factors: the formation of primary Al3Zr particles acting as effective heterogeneous nucleation sites, and the preferential precipitation of Mg2Si phases along short columnar grain boundaries. …”
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Degradation behavior and mechanisms of strength and toughness in double-wire narrow-gap submerged arc welded joints of 2.25Cr-1Mo-0.25V steel thick plates for hydrogenation reactor... by Yu WAN, Xuyang ZHANG, Wenchun JIANG, Baisheng ZHANG, Chenglong LEI, Zhijie LI

“…To investigate the strength-toughness characteristics differences of single-wire and double-wire narrow-gap submerged arc welded joints of 2.25Cr-1Mo-0.25V steel thick plates used in hydrogenation reactors, the mechanical properties were evaluated using tensile and low-temperature impact tests. Microstructural analysis was conducted using optical microscopy, scanning electron microscopy, and electron backscatter diffraction to reveal the evolution mechanism of strength and toughness. …”
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Arbuscular mycorrhizal fungi enhance the saline-alkali tolerance of apple rootstock M9-T337 by regulating chlorophyll fluorescence parameters and hormone balance by Yaqing Sun, Xulin Xian, Cong Han, Peng Chen, Jietao Zhai, Bohua Liu, Yanxiu Wang

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Challenges in Interpreting ⁴⁰Ar/³⁹Ar Age Spectra: Clues from Hydrothermally Altered Alkali Feldspars by Yinzhi Wang, Liekun Yang, Wenbei Shi, Lin Wu, Fei Wang

“…Integrated ⁴⁰Ar/³⁹Ar and U-Pb geochronology, combined with microstructural analysis of Early Cretaceous volcanics from eastern China, challenge conventional interpretations of flat ⁴⁰Ar/³⁹Ar age spectra. …”
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A comprehensive study of the effect of scanning strategy on IN939 fabricated by powder bed fusion-laser beam by Merve Nur Doğu, Seren Ozer, Mustafa Alp Yalçın, Kemal Davut, Muhannad Ahmed Obeidi, Caner Simsir, Hengfeng Gu, Chong Teng, Dermot Brabazon

“…Notably, the lowest σmax residual stress in the XZ planes among the bi-directional scan samples was observed in the 67° sample. Additionally, microstructural analyses indicated differences in grain size and morphology, among the samples. …”
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Improvement of the technological process of manufacturing bearing grades of steel at the 370/150 mill. by V. S. Puteev, S. A. Savchenko, I. A. Pankovets, V. I. Voznaja, I. V. Astapenko

“…The actual problem of obtaining long products from bearing steel grades with specified microstructure characteristics is considered. The analysis of the capabilities of the existing equipment – a heating furnace and a rolling mill 370/150 of OJSC “BSW – Management Company of the Holding “BMC” was carried out in order to introduce technical measures aimed at reducing carbide heterogeneity in products made of bearing steel grades on the example of steel grade 100Cr6.The influence of different modes of preliminary thermal preparation of continuously cast billets from bearing steel grades on the carbide inhomogeneity in the finished rolling is studied. …”
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The preparation and performance research and application of high performance steel fiber reinforced concrete in deep and large freezing shaft by Jiabao Hu, Zhishu Yao, Yongjie Xu, Rui Wang, Kun Hu

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Selection of the optimal version of the rolling rings of stand no. 7 of mill 150 of OJSC “BSW Management Company of Holding “BMC” from various types of high-speed steel, providing... by I. A. Guzova, I. A. Kovaleva, P. A. Babkov

“…A detailed study and comparative analysis of the chemical composition and microstructure of samples of similar rings made of high-speed steel from two different suppliers, which showed high results in durability during operation, was carried out.…”
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Comprehensive study of characteristic signs of defects detected during magnetic powder control at the final stage of production of seamless hot‑rolled pipes by E. A. Naumenko, O. V. Rozhkova, I. A. Kovaleva

“…Descriptions of the appearance of the defect, the microstructure in the defect zone are given. A comparative analysis of the defect detected during magnetic powder control with defects on experimental pipe blanks with artificial defects was carried out. …”
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Characterization of zirconium oxidecoating stabilized with cerium and yttrium oxide deposited on the bonding coating nickel chromium aluminum cobalt yttrium oxide by Mihailo Mrdak, Časlav Lačnjevac, Darko Bajić

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Investigation of breaks of the «Sparking» type of brass‑plated wire for metal cord and high‑pressure hoses and the causes of their formation by E. S. Seregina, T. N. Ayupova

“…As a result of the analysis of the appearance and microstructure of the breaks, it was assumed that surface defects are formed on the brass‑plated wire – billet during the welding connection in the jaws of the welding machine during annealing. …”
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Resource-saving technologies of derivatization of functional nanostructured coatings by high-speed application methods by Igor N. Kravchenko, Maria Yu. Karelina, Elena M. Zubrilina, Anastasiya A. Kolomeychenko

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The Design and Microstructure Evolution Mechanism of New Cr_1.3Ni₂TiAl, CoCr_1.5NiTi_1.5Al_0.2, and V_0.3CoCr<sub>1.2</... by Xin Zhang, Haitao Yan, Yao Xiao, Wenxin Feng, Yangchuan Cai

“…Notably, progressive microstructural evolution was observed, including amplified grain boundary density and the emergence of brittle nanoscale precipitates. …”
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The influence of silicon content on the structure of Cu55Ni6Mn4Zn brazing alloy and on the structure and properties of brazed joints by Igor N. Pashkov, Magomed R. Gadzhiev, Stanislav A. Tavolzhanskiy, Tatiana A. Bazlova, Vyacheslav E. Bazhenov, Diana A. Katanaeva

“…In the work, to study the distribution of silicides in ingots, tapes, and brazed seams, the authors used microstructural analysis methods, including electron microscopy and X-ray spectral microanalysis. …”
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Multiscale Analysis of Cement Composites by Iwona Pokorska, Mariusz Poński, Tadeusz Burczyński

“…A multiscale model of the composite was built and the results of computer simulations for the adopted parameters of the microstructure of the composite were presented, enabling a more detailed analysis of its mechanical and structural properties. …”
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ENERGY ANALYSIS OF MOBILE MACHINE VIBRATIONS by N. N. Hurski, Y. I. Slabko, R. I. Fourounjiev

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Analysis on Fracture Failure of High - Strength Bolt by ZHANG Li - feng, TONG Hai - sheng, WANG Wei - dong, LIU Ke - hong, LI Hai - jie, WANG Zhi - qiang, WEN Gang - zhu, WANG Ya - jun, TANG Xi - rong

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