Paraxial and Nonparaxial Evolution of Linearly Polarized Chirped Airy Gaussian Beam Array in Isotropic Free Space by Long Jin, Yanhua Fu

“…In order to explore the transmission characteristics of linearly polarized chirped airy Gaussian beam array (LPCAGBA) in isotropic free space, we theoretically and numerically demonstrated the side view and intensity distribution of this beam array at several cross sections in paraxial and nonparaxial situations, respectively, based on the derived analytical electric expressions of x-, y-, and longitudinal components; the linearly polarized airy beam array (LPABA) and linearly polarized airy Gaussian beam array (LPAGBA) are deemed as two special cases in our model. …”
Get full text

Maximum Power Enhancement of Partially Shaded Photovoltaic Array by Advanced Total Cross-Tied Based Configuration by Kaung Khant Win, Yin Yin Mya

“…Special configuration is needed to reduce the effect of partial shadings. In this study, 8 × 8 symmetric photovoltaic arrays configured in different configurations such series-parallel (SP), total cross-tied (TCT), modified complementary sudoku puzzle (MCSDKP) and symmetric matric total cross-tied (SMTCT) are studied under row shading of 25% shaded area and 50% shaded area with two different shading irradiance conditions of uniform shading irradiance and non-uniform shading irradiance. …”
Get full text

Convex Formulations for Antenna Array Pattern Optimization Through Linear, Quadratic, and Second-Order Cone Programming by Álvaro F. Vaquero, Juan Córcoles

“…Numerical examples demonstrate the effectiveness of the proposed methodologies in achieving high-performance radiation patterns for circular and planar arrays. …”
Get full text

Magnetically reshapable 3D multi-electrode arrays of liquid metals for electrophysiological analysis of brain organoids by Enji Kim, Eunseon Jeong, Yeon-Mi Hong, Inhea Jeong, Junghoon Kim, Yong Won Kwon, Young-Geun Park, Jiin Lee, Suah Choi, Ju-Young Kim, Jae-Hyun Lee, Seung-Woo Cho, Jang-Ung Park

“…Herein, we present a magnetically reshapable 3D multi-electrode array (MEA) using direct printing of liquid metals for electrophysiological analysis of brain organoids. …”
Get full text

Improving DOA Estimation via an Optimal Deep Residual Neural Network Classifier on Uniform Linear Arrays by Haya Al Kassir, Nikolaos V. Kantartzis, Pavlos I. Lazaridis, Panagiotis Sarigiannidis, Sotirios K. Goudos, Christos G. Christodoulou, Zaharias D. Zaharis

“…Such signals are received by a 16-element uniform linear array and are subjected to real-world noise conditions. …”
Get full text

Transfer printing micro-assembly of silicon photonic crystal cavity arrays: beating the fabrication tolerance limit by Sean P. Bommer, Christopher Panuski, Benoit Guilhabert, Zhongyi Xia, Jack A. Smith, Martin D. Dawson, Dirk Englund, Michael J. Strain

“…We demonstrate the measurement, binning and transfer of 119 PhCCs in a single session, producing spatially ordered arrays of PhCCs, sorted by resonant wavelength. Furthermore, the rapid in-situ measurement of the devices enables measurements of the PhCCs dynamic response to the print process for the first time, showing plastic and elastic effects in the seconds to hours range.…”
Get full text

COSMIC FP method in software development estimation using artificial neural networks based on orthogonal arrays by Nevena Rankovic, Dragica Rankovic, Mirjana Ivanovic, Ljubomir Lazic

“…This paper proposes a new, improved COmmon Software Measurement International Consortium function point (COSMIC FP) method that uses Artificial Neural Network (ANN) architectures based on Taguchi’s Orthogonal Array to estimate software development effort. The minimum magnitude relative error (MRE) to evaluate these architectures considering the cost effect function, the type of data used in the training, testing, and validation of the proposed models, was used. …”
Get full text

3D Antenna Structures Using Uniform Triangular Arrays for Efficient Full-Directional Multiuser Transmission by Jiyeong Yang, Wonjae Ryoo, Wonjin Sung, Jeong-Ho Kim, Jonghyun Park

“…We analyze beamforming characteristics of a uniform triangular array (UTA) suitable for such 3D array configurations and present a basic codebook applicable to UTAs. …”
Get full text

Gridless DOA Estimation Method for Arbitrary Array Geometries Based on Complex-Valued Deep Neural Networks by Yuan Cao, Tianjun Zhou, Qunfei Zhang

“…However, most existing gridless methods are primarily restricted to applications involving uniform linear arrays or sparse linear arrays. In this paper, we derive the relationship between the element-domain covariance matrix and the angular-domain covariance matrix for arbitrary array geometries by expanding the steering vector using a Fourier series. …”
Get full text

On Line-of-Sight Stabilization of Fizeau Phased Array Telescope System With Delay Compensation-Based Disturbance Observer by Qiong Tu, Qiang Wang, Jian-Liang Shi, Kai-Yuan Yang, Wei Tang, Yang Li, Rong-Qi Ma, Yong-Mei Huang

“…In the satellite-borne Fizeau phased array telescope (FPAT), the imaging quality is significantly deteriorated by tip-tilt disturbances induced by carrier maneuvering. …”
Get full text

Thermal Characteristics of Multilayer Insulation Materials for Flexible Thin-Film Solar Cell Array of Stratospheric Airship by Kangwen Sun, Qinzhen Yang, Yang Yang, Shun Wang, Jianming Xu, Qiang Liu, Yong Xie, Peng Lou

Get full text

Frequency Diverse Array MIMO Radar Adaptive Beamforming with Range-Dependent Interference Suppression in Target Localization by Kuandong Gao, Huaizong Shao, Jingye Cai, Hui Chen, Wen-Qin Wang

“…Conventional multiple-input and multiple-output (MIMO) radar is a flexible technique which enjoys the advantages of phased-array radar without sacrificing its main advantages. …”
Get full text

Use of allele-specific FAIRE to determine functional regulatory polymorphism using large-scale genotyping arrays. by Andrew J P Smith, Philip Howard, Sonia Shah, Per Eriksson, Stefan Stender, Claudia Giambartolomei, Lasse Folkersen, Anne Tybjærg-Hansen, Meena Kumari, Jutta Palmen, Aroon D Hingorani, Philippa J Talmud, Steve E Humphries

Get full text

A Novel Design of Non-Uniform Limited Scan Array Based on Tri-Polarized Metamaterial Element by Jianqing Sun, Ke Zhang, Jianyu Ye, Xiaoliang Wu, Guang Hua

“…Furthermore, simulation results indicate that this element also exhibits a certain level of grating lobe suppression effect in large-element-spacing, non-uniform linear arrays within the limited-scan domain.…”
Get full text

A K‐band eight‐element reconfigurable phased‐array receiver with high Tx‐band rejection by Zhuoheng Xie, Shi Chao Jin, Jia Xing Sun, Dunge Liu, Bo Huang, Yuqian Yang, Chenyu Mei, Jinhuai Su, Jun Huang, Xiulong Wu, Lei Zhang

“…By precisely designing the inter‐stage and output matching networks of the four‐stage low‐noise amplifier, the Tx‐band rejection of the receiver can be effectively enhanced to align with the requirements of more than 35 dB in shared‐aperture phased‐array applications. …”
Get full text

Flexible and Reliable Parylene‐C Resistive Random Access Memory Array with Graphene Barrier for Neuromorphic Systems by Seonjeong Lee, Sookyeong Kim, Boram Kim, Rayoung Park, Dong‐Wook Park, Yoon Kim

“…To address this issue, this study fabricates a PPXC‐based RRAM crossbar array with a graphene barrier inserted between the inert electrode and the resistive switching layer. …”
Get full text

Nano-seeding catalysts for high-density arrays of horizontally aligned carbon nanotubes with wafer-scale uniformity by Ying Xie, Yue Li, Zhisheng Peng, Chengyu Wang, Zanlin Qiu, Xinyi Cai, Tinglu Song, Jia Si, Xiaoxu Zhao, Liu Qian, Ziqiang Zhao, Jin Zhang

“…The electrical properties of high on-state current, high on/off ratio and low subthreshold swing are demonstrated in field-effect transistors based on the arrays. This study propels the scalability of carbon-nanotube-array fabrication for future carbon-based electronics.…”
Get full text

Machine learning-driven design of wide-angle impedance matching structures for wide-angle scanning arrays by Sina Hasibi Taheri, Javad Mohammadpour, Ali Lalbakhsh, Slawomir Koziel, Stanislaw Szczepanski

“…Results demonstrate that the designed WAIMs effectively enhance the scanning range of both microstrip and waveguide arrays within the desired frequency range. …”
Get full text

Time Frequency Analysis Based Fault Detection in PV Array Using Scaling Basis Chirplet Transform by S Ramana Kumar Joga, Chidurala SaiPrakash, Srikanth Velpula, Alivarani Mohapatra, Theophilus A. T. Kambo Jr.

“…The chirplets represent localized time‐frequency components that can capture the dynamic behavior of the PV array signal. To evaluate the effectiveness of the proposed method, extensive simulations and experiments are conducted using real‐world PV array data. …”
Get full text

Computational Adaptive Optics for HAR Hybrid Trench Array Topography Measurement by Utilizing Coherence Scanning Interferometry by Wenyou Qiao, Zhishan Gao, Qun Yuan, Lu Chen, Zhenyan Guo, Xiao Huo, Qian Wang

“…Finally, experiments are performed in a single trench sample and two hybrid trench array samples with depths ranging from 100 to 300 μm and widths from 10 to 30 μm to verify the effectiveness and accuracy of the proposed method.…”
Get full text