Effectiveness of composite jacket strengthening of reinforced concrete columns under eccentric load after fire exposure by Mohammed Salah Dimia, Ahmed Rafik Belakhdar, Rachid Rabehi, Mohamed Baghdadi, Antonio Marcos de Oliveira Siqueira, Julio Cesar Costa Campos

“…As a second step, the columns were strengthened with a 100-mm concrete jacket and shirts supported by a steel structure consisting of vertical angles and horizontal spreaders to determine the effectiveness of the strengthening in increasing the resistance of these damaged columns. …”
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Numerical Analysis of Hydrodynamics for Bionic Oscillating Hydrofoil Based on Panel Method by Gang Xue, Yanjun Liu, Muqun Zhang, Hongpeng Ding

“…It shows that the caudal fin has great influence on trailing vortex shedding and the phase angle is the key factor on hydrodynamic performance. …”
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Experimental and Numerical Study of the Failure Behavior of Intermittent Rock Joints Subjected to Direct Shear Load by Xiang Fan, Kaihui Li, Hongpeng Lai, Qihua Zhao, Zhenhua Sun

“…The variation trends of the crack initiation stress ratio with inclination angle were analyzed and found to be partly different for the two series of intermittent joints. …”
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A Ship Collision Analysis Program Based on Upper Bound Solutions and Coupled with a Large Rotational Ship Movement Analysis Tool by Hervé Le Sourne, Nicolas Besnard, Cedric Cheylan, Natacha Buannic

“…Finally, by using the developed analytical tool, which mixes internal and external dynamics, different crushing scenarios including oblique collisions are investigated and the influence of some collision parameters like longitudinal and vertical impact location, impact angle, and struck ship velocity is studied.…”
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Investigation of polarization transformations performed with a refractive bi-conical axicon using the FDTD method by P.A. Khorin, A.M. Algubili, S.A. Degtyarev, S.K. Sergunin, S.V. Karpeev, S.N. Khonina

“…On the inner surface of the element, polarization conversion occurs due to the reflection and refraction of rays at the Brewster angle, while the outer surface operates as a converted beam collimator. …”
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Numerical Simulation Study on Directional Solidification of DD5 Nickel-Based Single-Crystal Turbine Blades by Jianhui Wei, Min Lu, Libo Pi, Huan Zhao, Qian Lei

“…The solidification interface was more stable than that of the conventional model. The declination angle between the primary dendrite and the principal stress axis was smaller, and the average crystal orientation was about 6.0°. …”
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Identification and correction of phase delay errors for hemispherical resonator gyroscopes by Youhuan Ning, Changhong Wang, Boqi Xi, Zhen Tian, Boda Zhang

“…Firstly, based on the analysis of the influence of phase-delay error on the performance of the whole-angle mode HRG, a sinusoidal interference signal with a small amplitude is introduced into the quadrature control loop of the gyroscope. …”
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Effect of Dynamic Corrosion and Degradation on Fatigue Life of an AA2024-T3 Aircraft Profile: Experimental, Statistical, and Numerical Analyses by Gilberto Daniel Conejo Magaña, Víctor García García, Daniel Cahue Díaz, Nicolás Herrera-Sandoval, Orlando Hernández Cristóbal

“…The effect of parameters such as angle of attack, flow velocity, and electrolyte concentration (saline solution) on the extent of material degradation, as well as the morphology and depth of corrosion pits in an airfoil made of 2024-T3 aluminum alloy, was studied in detail. …”
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Properties of Direct Coal Liquefaction Residue Modified Asphalt Mixture by Jie Ji, Hui Yao, Di Wang, Zhi Suo, Luhou Liu, Zhanping You

“…The dynamic modulus and phase angle of DCLR and DCLR-composite modified asphalt mixture were analyzed, and the viscoelastic properties of these modified asphalt mixtures were compared to the base asphalt binder SK-90 and Styrene-Butadiene-Styrene (SBS) modified asphalt mixtures. …”
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Influence of Both Soil Properties and Geometric Parameters on Failure Mechanisms and Stability of Two-Layer Undrained Slopes by Shuangfeng Guo, Ning Li, Wenpeng Liu, Zongyuan Ma, Naifei Liu, Gao Lv

“…Therefore, with the elastoplastic finite element method, this paper thoroughly explores the influence of the soil strength parameter cu, slope angle β, and slope depth ratio DH on the slope stability and failure mechanisms by the wide-ranging parametric changes. …”
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Radiological Control of the Floating Mass Transducer Attached to the Round Window by Ingo Todt, G. Rademacher, J. Wagner, P. Mittmann, Dietmar Basta, Arne Ernst

“…Postoperative, radiological evaluation of the location and angle of the floating mass transducer by means of flat panel tomography allowed us to classify the floating mass transducer position at the round window into 4 groups.…”
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Seismic and Power Generation Performance of U-Shaped Steel Connected PV-Shear Wall under Lateral Cyclic Loading by Hongmei Zhang, Jinzhi Dong, Yuanfeng Duan, Xilin Lu, Jinqing Peng

“…The lateral cyclic loading test is executed to investigate the seismic behavior and the electric and thermal performance with different drift angles. The seismic behavior, including failure pattern, lateral force-top displacement relationship, and deformation capacity, was investigated. …”
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Economic Change and Cultural Evolution: The Ultimate Influence of Human Cognitive Limitations by Daniel Bordonaba-Bosque, María A. González-Álvarez, Pedro C. Marijuán, Jorge Navarro

“…With respect to the informational/cognitive limitations of individuals, the cognitive psychology views will be complemented—and somehow quantified—from the angle of the “social brain” or “sociotype” hypothesis. …”
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Analysis on the Triaxial Shear Behavior and Microstructure of Cement-Stabilized Clay Reinforced with Glass Fibers by Bo Ruan, Shilong Zheng, Jidong Teng, Hui Ding, Chao Ma

“…The effect of the fiber content on the friction angle is not obvious. It is found that the glass fiber reinforcement is more substantial under a low confining pressure. …”
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Filtering the unfilterable: tuning the mesostructure of precipitating silica gels to improve the filterability of acidic lixiviation slurries by Manfoumbi, Christian, Roger, Kevin, Meireles, Martine

“…We designed an alternative precipitation pathway consisting of adding extra silicate ions but at basic pH. Using small-angle X-ray scattering, we show that this pathway transforms the network of polymeric silica (“polymer gel”) obtained under highly acidic leaching conditions into a network of dense silica particles (“particle gel”). …”
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The effects of linear energy density and gas environment on droplet spatter characteristics and dynamics during selective laser melting by Guang Yang, Qi Liu, Da An, Xiangming Wang, Ranliang Wu, Han Xie

“…Utilizing high-speed imaging technology and a novel image processing method, we developed a new spatter feature extraction algorithm to analyze the number, area, angle, and speed of the spatter under different energy densities and protective gas directions. …”
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Global and Local Awareness: Combine Reinforcement Learning and Model-Based Control for Collision Avoidance by Luman Zhao, Guoyuan Li, Houxiang Zhang

“…The proposed approach combines global path planning based on deep reinforcement learning (DRL) and local motion control to improve computational efficiency and alleviate the sensitivity to heading angle changes. To achieve this, firstly, DRL is used to learn a policy that maps observable states of target ships to a sequence of predicted waypoints. …”
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Enhancing compatibility and biodegradability of polylactic acid/biomass composites through torrefaction of forest residue by June-Ho Choi, Myeong Rok Ahn, Chae-Hwi Yoon, Yeon-Su Lim, Jong Ryeol Kim, Hyolin Seong, Chan-Duck Jung, Sang-Mook You, Jonghwa Kim, Younghoon Kim, Hyun Gil Cha, Jae-Won Lee, Hoyong Kim

“…The process also improved the hydrophobicity of PLA/biomass composites, as demonstrated by the water contact angle of 76.1°, closely matching that of neat PLA (76.4°). …”
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Effect of Shielding Gas on Microstructures and Mechanical Properties of TC4 Titanium Alloy Ultranarrow Gap Welded Joint by Laser Welding with Filler Wire by Naiwen Fang, Erjun Guo, Kai Xu, Ruisheng Huang, Yiming Ma, Caiyou Zeng, Yicheng Yang, Jilin Xie, Hao Cao

“…The results showed that HAZ of the welded joint formed with Ar as shielding gas was much wider than that with He, and weld microstructure composition with the two shielding gases was basically consistent; phase boundary of the weld metal obtained with Ar was clearer, with a larger misorientation between the laths; α′ martensite lath in weld metal prepared with He showed obvious preferred orientation distribution, and α′ martensite microstructure was much finer; the misorientation of α′ phase grain boundary of weld microstructure prepared with Ar was slightly less distributed in high angle grain boundary than that with He; tensile property of the welded joint prepared with He was better than that with Ar; the hardness of each zone of welded joint prepared with He was less fluctuated and the hardness value measured was slightly higher than that with Ar.…”
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Surfactant usage in nitrile rubber film development through metal plate dipping process by Hui Lai Yong, Munusamy Yamuna, Mohd Ismail Nor Ismaliza, Xian Ooi Zhong, Muniyadi Mathialagan, Jiang Lim Chaw

“…Two concentrations of two types of surfactants are tested by measuring the contact angle of coagulant to the metal plate. 0.5% of Wetpol 800 surfactant provides an even coating of rubber film on the metal plate after dipping through visual inspection compared to the Ca(NO3)2 alone. …”
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