Extending the Low Frequency Limit of Tightly Coupled Dipole Arrays for Ultra-Wide Bandwidth With Ultra-Thin Profile by Rajbala Solanki, Peng Khiang Tan, Theng Huat Gan

“…This paper proposes a flexible PCB based design for an ultra-wideband tightly coupled dipole array (TCDA) with an ultra-thin profile. The design approach involves increasing the capacitance between the dipole and the coupling patch, which compensates for ground inductance and effectively lowers the low frequency, thereby enhancing the bandwidth. …”
Get full text

High Gain Narrow Beam MIMO Array Antenna Operating at n260 Band for Millimeter Wave Applications by B. G. Parveez Shariff, Tanweer Ali, Pallavi R. Mane, Sameena Pathan, Saad Hassan Kiani, Bal S. Virdee, Hala Mostafa

“…This paper introduces a novel four-port antenna array designed for n260 band operation, specifically addressing challenges like path loss fading and multipath effects commonly encountered in millimeter-wave frequencies in urban settings. …”
Get full text

A Tunable Open Planar Acoustic Notch Filter Utilizing a Pneumatically Modulated Helmholtz Resonator Array by Fumiya Mizukoshi, Hidetoshi Takahashi

“…The acoustic wave is effectively attenuated at this frequency owing to the HR effect. …”
Get full text

Research on obstacle avoidance for aerial work vehicle booms with light arrays based on an improved gradient projection method by Yi HUANG, Lei DENG, Kangyi DENG, Qin SHU, Guangan REN, Zhihong ZHOU

“…In order to solve the spatial obstacle avoidance requirements of the boom jitter caused by the gradient projection method control in the self-motion of the hybrid light array high-altitude vehicle, which leads to the discontinuous motion trajectory and the multi-obstacle environment, this paper proposes a boom obstacle avoidance control method based on the improved gradient projection method. …”
Get full text

The Research on Path Planning Method for Detecting Automotive Steering Knuckles Based on Phased Array Ultrasound Point Cloud by Yihao Mao, Jun Tu, Huizhen Wang, Yangfan Zhou, Qiao Wu, Xu Zhang, Xiaochun Song

“…The probe trajectory derived from these data effectively improved the B-scan image quality during the automatic detection of the steering knuckle and increased the defect signal amplitude by 5.6 dB, demonstrating the effectiveness of this method in the automatic detection of automotive steering knuckles.…”
Get full text

Hybrid Ag nanocone–Al2O3/Si nanopillar periodic array for broadband anti-reflection by Xiangyao Luo, Wen Sun, Zichen Xiong, Yue Chang, Wenyi Ren, Xinyu An, He Wang, Hongchang An

“…The localized surface plasmon resonance (LSPR) effects of AgNC array, together with the multiple scattering and reflection effects of the SiNP array, can reduce the reflectance to some extent. …”
Get full text

Utilizing Principal Singular Vectors for 2D DOA Estimation in Single Snapshot Case with Uniform Rectangular Array by Yuntao Wu, Xiaobing Pei, Hing Cheung So

“…The problem of azimuth and elevation directions of arrival (DOAs) estimation using a uniform rectangular array (URA) in single snapshot case is addressed in this paper. …”
Get full text

Research on Ship Feature Recognition and Tracking Method Based on Long-line Array Single-photon LiDAR by Ziqiang PENG, Han WANG, Ruikai XUE, Xiaokai SHE, Genghua HUANG

“…By adding one-dimensional scanning, long-line array LiDAR has a larger field of view compared with single point and area array LiDAR, offering unique advantages in environmental perception. …”
Get full text

An Anisotropic Metamaterial Cover Layer for Scan Range Enhancement of Patch-Antenna Phased Arrays in Both Principal Planes by Mohammad Soltani, George V. Eleftheriades

“…This work introduces a metamaterial cover layer designed to extend the scan range of patch-antenna phased arrays in both principal planes without compromising directivity. …”
Get full text

New Method for Interpreting Gas and Water Production in Horizontal Gas Wells Based on Array Flow Imaging Logging by CHEN Haixiang, ZHENG Xiaomin, LIU Heng, LUO Ning, YANG Guofeng, CHEN Meng

“…Array flow imaging logging is a pivotal technology for monitoring the development dynamics of horizontal wells in unconventional gas reservoirs. …”
Get full text

Sidelobe Level Suppression in Linear and Planar Phased Arrays Using Grey Wolf Optimization With Local Search Refinements by Muhammad Athallah Adriansyah, Aditya Inzani Wahdiyat, Ismi Rosyiana Fitri, Noor Asniza Murad, Catur Apriono

“…This paper presents a novel hybrid optimization approach, grey wolf optimizer with Nelder-Mead local search (GWO-NM), to suppress PSLL effectively in both linear antenna arrays (LAA) and planar antenna arrays (PAA). …”
Get full text

A Method for Solid Axle Flaw Inspection Based on Axle End Coupling by Phased Array Ultrasonic Technology by LIU Zhiyong, PENG Chaoyong

“…For these disadvantages, a method for solid axle inspection based on axle end coupling by advanced and mature phased array ultrasonic technology was introduced. The method had some advantages such as better coverage, high inspection efficiency, strong inspection ability and stable inspection effect, which could replace the existing manual inspection process for solid axle.…”
Get full text

The simulation and analysis in fading channel mode for the performance of a DOA estimation technology, applied to circular ring arrays by GU Yan-tao1, XU Sheng-yu2, XIONG Si-min2, XIE Xian-zhong2

“…Since the circular arrays are commonly used in TD-SCDMA system, this paper studies a DOA estimation method by using an advanced ESPRIT algorithm, which is applicable to circular ring arrays, and the corresponding beamforming algorithm. …”
Get full text

Proteomics and cytokine array jointly reveal the role of macrophage proinflammatory shift in liver fibrosis in dairy cows with ketosis by Shiquan Zhu, Moli Li, Yihui Huo, Qiqi Cao, Zhaoju Deng, Kui Li, Yuxin He, Jian Gao, Chuang Xu

“…This study integrated proteomics and cytokine array approach to identify the multifactorial and multicellular interaction effects driving liver fibrosis in dairy cows with ketosis and analyze the mechanism by which the proinflammatory shift in macrophages contributes to liver fibrosis. …”
Get full text

A Hybrid Method Based on the Iterative Fourier Transform and the Differential Evolution for Pattern Synthesis of Sparse Linear Arrays by Xin-Kuan Wang, Gui-Bao Wang

“…A hybrid method that combines the iterative Fourier transform (IFT) and the algorithm of differential evolution (DE) is proposed to address the synthesis of low sidelobe sparse linear array (SLA) including many elements. Firstly, a thinned linear array (TLA) with the lattices spaced at half wavelength is obtained by the IFT. …”
Get full text

Design and Impedance Modeling of a Compact Sequentially Rotated Quasi-Lumped Antenna Array for Wi-Fi Applications by Yazeed M. I. Qasaymeh

“…A resonance model of the four radiating elements array is postulated to give a physical insight into the relative dimensions and to allow for a study of the resonance characteristics and the effect of the shorting pins. …”
Get full text

A New Approach in the Simplification of a Multiple-Beam Forming Network Based on CORPS Using Compressive Arrays by Armando Arce, Leonardo F. Yepes, David H. Covarrubias, Marco A. Panduro

“…Two 2-beam design configurations of CORPS-BFN for a steerable linear array are analyzed and compared using this compressive method. …”
Get full text

Enhanced Long-Term Antibacterial and Osteogenic Properties of Silver-Loaded Titanium Dioxide Nanotube Arrays for Implant Applications by Yao Y, Lin P, Ye D, Miao H, Cao L, Zhang P, Xu J, Dai L

“…Notably, the silver-loaded TiO2 NT arrays did not inhibit MC3T3-E1 cell proliferation and enhanced early cellular adhesion. …”
Get full text

ROLE OF HEAT SHOCK IN STIMULATION DIVISION OF SUNFLOWER Helianthus annuus AND CALLUS FORMATION IN AGAR MULTIPLE DROP ARRAY by J. H. Rasheed

“…The work have studied the effect of exposing cell suspension to heat shock. …”
Get full text

Synthesis of Thinned Planar Concentric Circular Antenna Arrays Using a Modified Artificial Bee Colony Algorithm by Yuqi Sun, Jianbang Sun, Lei Ye

“…In both the cases, the thinning percentage of the array is kept equal to or more than 50%. Simulation results of the proposed thinned arrays are compared with a fully populated array to illustrate the effectiveness of our proposed method.…”
Get full text