Comparative evaluation of the cyclic fatigue resistance of four Ni-Ti instruments in simulated root canal curvatures using CAD/CAM technology by Tuğçenur Yıldız, Recai Zan

“…The instruments were evaluated within custom-designed artificial canals fabricated from ceramic blocks, incorporating either a single curvature (SC; 60° angle, 5 mm radius) or a double curvature configuration (DC; coronal bend: 60°, 5 mm radius; apical bend: 60°, 2 mm radius). …”
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Comparative Assessment of Tool Wear and Surface Topography After Superfinish Turning of Inconel 718 with Carbide and Ceramic Inserts by Piotr Szablewski, Stanisław Legutko, Nicolae Ungureanu, Jana Petru, Krzysztof Smak, Bartłomiej Krawczyk

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Elastoplastic and fracture behaviour of semi-crystalline polymers under multiaxial stress states by Joao Pedro Manaia, Abílio M.P. Jesus, Francisco A. Pires

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The potential of Ti3C2Tx-KH2PO4 and Ti3C2Tx-chitosan in the efficient removal of cesium from nuclear wastewater by Shanli Nezami, Ahad Ghaemi, Taher Yousefi

“…The consistency will be of the adsorbent selectivity investigation shows that the Cs+ hydration radius plays a decisive role in its high adsorption potential. …”
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Synthesis and Study of the Structural, Optical and Photocatalytic Characteristics of V2O5/TiO2 Nanocomposites by Т.A. Khalyavka, S.V. Camyshan, N.N. Tsyba, S.N. Scherbakov

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The correlation between friction coefficient and areal topography parameters for AISI 304 steel sliding against AISI 52100 steel by Deepak K. Prajapati, Mayank Tiwari

“…Whereas, negative correlation is found between f and correlation length (S al ), mean summit radius (R), and core roughness depth (S k ).…”
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Investigation of mechanical properties in PLA, ABS and epoxy resin parts fabricated by 3D printing technology by Amirhosein Ghaznavi Youvalari, Javad Alizadeh Kaklar, Mahboube Mohamadi

“…Finite element analysis (FEA) was employed to calculate the maximum von Mises stress at the notch root, demonstrating that the 0.3 mm notch root radius approached a sharp notch and resulted in a substantial effect on stress concentration. …”
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Comparison of High-Efficiency MgO/Na₂CO₃ and MgO/K₂CO₃ as Heterogeneous Solid Base Catalysts for Biodiesel Production from Soybean Oil by Xiangyang Li, Xunxiang Jia, Weiji Li, Shufan Jia, Siwei Zhang, Jiliang Song, Jiao Wang

“…By regulating the calcination temperature (500–700 °C), alcohol-to-oil ratio (3:1–24:1), and metal carbonate loading (10–50%), combined with N₂ adsorption–desorption, CO₂-TPD, XRD, SEM-EDS, and cycling experiments, the regulatory mechanisms of the ionic radius differences between sodium and potassium on the catalyst structure and performance were revealed. …”
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Raw dataset of tensile tests in a 3D-printed nylon reinforced with oriented short carbon fibersMendeley Data by Ênio H. Pires, João V. Barreto Netto, Marcelo L. Ribeiro

“…Limitations include fracture at the radius of the testing region in some 0° specimens and premature failure of 90° specimens, which reduced the number of captured images. …”
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Pore-Throat Structure, Fractal Characteristics, and Main Controlling Factors in Extremely Low-Permeability Sandstone Reservoirs: The Case of Chang 3 Section in Huachi Area, Ordos B... by Huanmeng Zhang, Chenyang Wang, Jinkuo Sui, Yujuan Lv, Ling Guo, Zhiyu Wu

“…By splicing high-pressure mercury injection and constant-rate mercury injection at a pore-throat radius of 0.12 μm, a more detailed characterization of the full pore-throat size distribution can be achieved. …”
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Parametric Design and Mechanical Characterization of a Selective Laser Sintering Additively Manufactured Biomimetic Ribbed Dome Inspired by the Chorion of Lepidopteran Eggs by Alexandros Efstathiadis, Ioanna Symeonidou, Emmanouil K. Tzimtzimis, Dimitrios Avtzis, Konstantinos Tsongas, Dimitrios Tzetzis

“…However, excessive increase in the rib radius leads to more acute snap-through behavior and an earlier failure. …”
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Studies of structural, optical, magnetic and dielectric properties of Sr0.7Bi0.2(Ti1-xZrx)O3 0.0 ≤ x ≤ 0.6 ceramics for wireless application by Inamullah, Asad Ali, Kashif Safeen, Salhah Hamed Alrefaee, Aiyeshah Alhodaib, Akif Safeen, Shaxnoza Saydaxmetova, Salah Knani, Ali Algahtani, Vineet Tirth, Abid Zaman

“…The difference of ionic radius between Ti4+ and Zr4+ ions have been observed to cause a decrease in grain size with Zr4+ doping. …”
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Fabrication of a low-kink-radius bilayer vascular scaffold incorporating a TPU stent fabricated via melt electrowriting and an electrospun PCL/PU/gelatin layer by Mohammad Shahverdi, Hossein Shaygani, Mohamadreza Soltani, Kayvan Dadkhah, Seyed Mohammad Hossein Rezaei Demneh, Kaivan Mohammadi, Amir Shamloo

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Fractal Characteristics of Pore Throat and Throat of Tight Sandstone Sweet Spot: A Case Study in the East China Sea Basin by Wenguang Wang, Chengyan Lin, Xianguo Zhang

“…The study of the fractal characteristics of the pore throat radius (PTR) and throat radius of sweet spots is crucial for the exploration and development of tight gas sandstone. …”
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In-situ experiment on critical thickness of brittle-ductile transition of single-crystal silicon by LIU Bing, XU Zong-wei, LI Rui, HE Zong-du

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Pore connectivity evaluation and seepage characteristic of ultra deep carbonate reservoirs of permian Qixia formation in NW Sichuan basin by Hao Lu, Zike Ma, Hu Li, Penglei Yan, Xian Liu, Jiale Liu, Cheng Ma, Bo Kang, Boning Zhang, Yulong Zhao, Liehui Zhang

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Modeling operating speed of mixed vehicular classes at horizontal curves on two-lane undivided rural highways by Suprabeet Datta

“…Stepwise multiple regression revealed that geometric parameters such as curve radius (R), curve length (L), chord length (LC), and preceding tangent length (PTL) positively influence operating speed, while longitudinal gradient (LG) and deflection angle (Δ) impose a negative impact, particularly for lighter vehicles. …”
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Genetic relationship between shell fossils and shale oil: A case study of Jurassic shale reservoir in the northeast Sichuan Basin by Yong Ma, Cheng-yu Yang, Da-hua Li, Hong-wei Zhao, Zhe-jun Pan, Yong-shui Zhou, Dai-duo Zhu, Ning-ning Zhong

“…The micropores within the shell fossils range from 100 to 1000 nm in radius and are uniformly distributed in a grid-like pattern within the shell interior, where they host liquid hydrocarbons. …”
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A Fractal Characteristics Analysis of the Pore Throat Structure in Low-Permeability Sandstone Reservoirs: A Case Study of the Yanchang Formation, Southeast Ordos Basin by Huanmeng Zhang, Xiaojun Li, Junfeng Liu, Yiping Wang, Ling Guo, Zhiyu Wu, Yafei Tian

“…The pore throat network of low-permeability sandstone is primarily composed of micropores (pore throat radius r < 0.1 μm), mesopores (0.1 < r < 1.0 μm), and macropores (r > 1.0 μm). …”
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Pore Structure Quantitative Characterization of Tight Sandstones Based on Deep Learning and Fractal Analysis by Xinglei Song, Congjun Feng, Teng Li, Qin Zhang, Jiaqi Zhou, Mengsi Sun

“…The fractal dimension shows negative correlations with permeability, porosity, median radius, maximum mercury intrusion saturation, mercury withdrawal efficiency, and sorting factor, while showing a positive correlation with median and displacement pressures. …”
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