Optimal Design of Diversion Piers of Lateral Intake Pumping Station Based on Orthogonal Test by Jiren Zhou, Miaomiao Zhao, Chuan Wang, Zhenjun Gao

“…To explore the rectification parameters of the diversion piers optimized for the forebay of the pump station with a lateral angle of 45°, the orthogonal experiment and computational fluid dynamics methods are used to analyze the flow characteristics of the diversion piers under different parameter combinations. …”
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Design of Miniaturized and Polarization-Insensitive Double-Layer Frequency Selective Surface Based on Meander Lines by Feifei Huo, Fei Liu, Min Zhu, Jianhui Bao

“…The measurement results show that the FSS is polarization-insensitive and angle-insensitive.…”
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Elastoplastic Analysis of Circular Tunnel Based on Drucker–Prager Criterion by Xiongfei Yang, Hong Yuan, Jiayu Wu, Shanqing Li

“…In view of soil loosening around the tunnel caused by the tunnel excavation process, the internal friction angle of the surrounding soil is not a constant but a function of normal stress. …”
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Studies on Modification of Surface Properties in Polycarbonate (PC) Film Induced by DC Glow Discharge Plasma by K. A. Vijayalakshmi, M. Mekala, C. P. Yoganand, K. Navaneetha Pandiyaraj

“…The modified surface was characterized by contact angle, FTIR, XRD, AFM, and XPS analysis. The surface-modified samples were further investigated using T-peel test for technical applications. …”
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The Effect of Mutual Coupling on a High Altitude Platform Diversity System Using Compact Antenna Arrays by Tommy Hult, Abbas Mohammed

“…In addition, we assess the influence of the separation angle between HAPs on system performance, and determine the optimal separation angles that maximize the total mutual information of the system for various compact MIMO antennas. …”
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Investigating the Hybrid Textures of Neutrino Mass Matrix for Near Maximal Atmospheric Neutrino Mixing by Madan Singh

“…In each of these cases, four out of sixty phenomenologically possible patterns predict near maximal atmospheric neutrino mixing angle in the limit of large effective Majorana neutrino mass. …”
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Variational Iteration Method of Dropping Shock Response for the Suspension Spring Packaging System by Shuang Song, An-Jun Chen

“…The influence of suspension angle on peaks of response were discussed. It shows that the maximum response nondimensional acceleration decreases with decrease of the suspension angle under condition of the same nondimensional dropping shock velocity. …”
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Two-Dimensional AOA Estimation Based on a Constant Modulus Algorithm by Saleh O. Al-Jazzar, Zoubir Hamici, Sami Aldalahmeh

“…We propose a two-dimensional (2D) angle of arrival (AOA) estimator using the algebraic constant modulus algorithm (ACMA). …”
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Spherically Symmetric Solution in (1+4)-Dimensional f(T) Gravity Theories by Gamal G. L. Nashed

“…A nondiagonal spherically symmetric tetrad field, involving four unknown functions of radial coordinate r plus an angle Φ, which is a generalization of the azimuthal angle ϕ, is applied to the field equations of (1+4)-dimensional f(T) gravity theory. …”
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Residual Neural Network for Direction-of-Arrival Estimation of Multiple Targets in Low SNR by Yanhua Qin

“…The real parts, imaginary parts, and phase entries of the spatial covariance matrix from the on-grid angles are used as the input of ResNet for training, and the angular directions formulated as a multilabel classification task are predicted using the sample covariance matrix from the off-grid angles during the testing phase. …”
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Unmanned aerial vehicle localization using distributed sensors by Seung Yeob Nam, Gyanendra Prasad Joshi

“…In the proposed approach, image sensors deployed in the ground measure the azimuth angle and angle of elevation of the target vehicle and send that information to a collector node, so it can estimate the location of the target vehicle based on the collected samples. …”
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Performance Investigation of Air Velocity Effects on PV Modules under Controlled Conditions by Muzaffar Ali, Muhammad Hasan Iqbal, Nadeem Ahmed Sheikh, Hafiz M. Ali, M. Shehryar Manzoor, Muhammad Mahabat Khan, Khairul Fikri Tamrin

“…Additionally, the results were also determined at two different module angular positions: at 0° angle, that is, parallel to air direction and at 10° angle with the direction of coming air to consider the effects of tilt angles. …”
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Analysis for Overburden Destruction on Lateral Boundary of Stope Based on Viscoelastic-Plastic Finite Element Method by Zengde Yin, Jinxiao Liu, Yongle Liu, Wenxin Li

“…The fracture zone of the H-H structure is also inclined toward the lateral boundary, with a greater angle than the S-H structure, while the fracture zone of the S-S structure is inclined to goaf, with a greater angle than the H-S structure.…”
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Effect of Freeze-Thaw Cycles on the Mechanical Properties of Polyacrylamide- and Lignocellulose-Stabilized Clay in Tibet by Haiping Shi, Zhongyao Li, Wenwei Li, Shaopeng Wang, Baotian Wang, Peiqing Wang

“…The test results show that the addition of PAM can improve the unconfined compressive strength and cohesion of Tibetan clay, but an excessive amount of PAM reduces the internal friction angle. After several freeze-thaw cycles, the unconfined compressive strength and cohesion of samples stabilized by PAM decrease significantly, while the internal friction angle increases. …”
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Surface quality study of paint stripping on aircraft skins with high energy nanosecond pulsed laser cleaning by Hai-Xin Zhang, Ya-Chong Hou, Yun-Fei Li, Yun-Fei Li, Yun-Fei Yang, Kai Li, Jian-Feng Yue, Meng-Yu Jia, Yi-Ting Han, Yu Yu, Yu Yu, Gong Wang, Gong Wang, Shu-Ping Hou, Yu-Lei Wang, Yu-Lei Wang, Zhi-Wei Lu, Zhi-Wei Lu

“…Additionally, the cleaning angle significantly impacts efficiency, with an 11° angle yielding the highest effectiveness. …”
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Development of Non-Conservative Joints in Beam Networks for Vibration Energy Flow Analysis by Jee-Hun Song, Suk-Yoon Hong

“…In the cases of finite coupled structures connected at a certain angle, the derived non-conservative joints and developed wave energy equation were applied. …”
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Propagation Characteristics of Oblique Incident Terahertz Wave in Nonuniform Dusty Plasma by Yunhua Cao, Haiying Li, Zhe Wang, Zhensen Wu

“…Assuming that the electron density distribution of dusty plasma is parabolic model, variations of power reflection, transmission, and absorption coefficients with frequencies of the incident wave are calculated as the wave illuminates the nonuniform dusty plasma from different angles. The effects of incident angles, number density, and radius of the dust particles on propagation characteristics are discussed in detail. …”
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Stabilization of Two Electricity Generators by Dany Ivan Martinez, José de Jesús Rubio, Arturo Aguilar, Jaime Pacheco, Guadalupe Juliana Gutierrez, Victor Garcia, Tomas Miguel Vargas, Genaro Ochoa, David Ricardo Cruz, Cesar Felipe Juarez

“…To reach this goal, our suggested regulator has the following contributions: (a) it starts from the sliding mode regulator with the modifications that the saturation mapping is used to reach a smoother performance instead of the signum mapping, and the sine mapping is applied to reach an upper bound in the proportional gain error, (b) it is used to reach some chosen constant behaviors for the angle position, angle speed, and current in the electricity generators, and (c) its stabilization is ensured based on the Lyapunov approach. …”
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Numerical Study on Optimization of Structural Parameters of Guiding Vane of Longitudinal Ventilation for Highway Tunnel by Shixian Wu, Heqing Liu, Yongping Chen, Haiqiao Wang

“…The effects of the guiding vane’s angles and equivalent heights on the effectiveness of tunnel ventilation were investigated by the numerical simulation using the CFD approach. …”
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Quasi-Steady Analytical Model Benchmark of an Impulse Turbine for Wave Energy Extraction by A. Thakker, J. Jarvis, A. Sahed

“…The variation of the flow incidence and exit angles with the flow coefficient has been reported for the first time in the field of wave energy extraction. …”
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