Angular selective light transmission characteristics of a grating optical filter ** by Rustam Sabirovich Zakirullin

“…The relative position of two gratings provides angular selectivity of the light transmission. A graphic-analytical method is developed to determine the angular characteristic of the filter light transmission in the form of the dependence of the light transmission coefficient on the beams incidence angle. …”
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An Ultrathin Wideband Angularly Stable Frequency Selective Surface Bandpass Filter for S-C Band Coverage by Francesca Pascarella, Danilo Brizi, Agostino Monorchio

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Double Sided Band-pass Frequency Selective Surface Based on Matryoshka Geometry by Marina de O. Alencar, Alfredo G. Neto, Marcos T. de Melo, Amanda G. Barboza

“…The resonant frequency remains practically constant for different incidence angles, from 0º to 60º, confirming the angular stability.…”
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A dual layer wideband angular stable frequency selective surface for linear to circular and circular to linear polarization conversion for 5G applications by Akash Paramanik, Krishnamurthy Chitti Venkata, Venkatachalam Subramanian

“…Abstract This work proposes novel transmission type frequency selective surface (FSS) for converting linear to circular (LP to CP) and circular to linear (CP to LP) polarizations. …”
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Design of a Miniaturized and Polarization-Independent Frequency-Selective Surface for Targeted EMI Shielding by Muhammad Idrees, Yejun He, Youquan Wen, Abdul Majeed

“…In this article, a miniaturized frequency-selective surface (FSS)-based electromagnetic shield is investigated for EMI mitigation in the X-band. …”
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Dual-layer sub-6GHz 5G communication FSS with triple band-stop characteristics by Sweta Panchal, M. Naresh Kumar, Shreenidhi H S, Prabhat Kumar Sahu, Muhammad Irsyad Abdullah, Jyoti Malik, D V S Ravi Varma, Udaybir Singh, A Bhowmik, A. Johnson Santhosh

“…This article presents a simple and compact dual metallic layer triple band-stop 2D frequency selective surface (FSS). The design consists of four 90° rotational symmetric rectangular and triangular spiral inductive arms implemented on the top and bottom metallic layer of flame retardant-4 (FR4) dielectric substrate, respectively. …”
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Case series of patients with early psychosis presenting hypoperfusion in angular gyrus and self‐disturbance: Implication for the sense of agency and schizophrenia by Akane Yoshikawa, Youhei Obata, Chihiro Kakiuchi, Atsushi Nakanishi, Satoshi Kimura, Shigeki Aoki, Tadafumi Kato

“…Case Presentation We first introduce an adolescent patient who initially presented self‐disturbance, and clinically detectable hypoperfusion in angular gyrus (AG) was observed when early psychosis was suspected. …”
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Diffractive Optical Elements with a Large Angle of Operation Recorded in Acrylamide Based Photopolymer on Flexible Substrates by Hoda Akbari, Izabela Naydenova, Lina Persechini, Sean M. Garner, Pat Cimo, Suzanne Martin

“…This paper reports new results on the angular selectivity of stacked diffractive lenses. …”
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Multi-band frequency selective metasurface based filter for WLAN and X-band EMI shielding applications by Haider Ali, Bilal Tariq Malik, Laeeq Riaz, Muhammad Farhan Shafique, Slawomir Koziel

“…It is polarization-independent and has a stable angular response for up to 45o oblique angle of incidence. …”
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Wearable Image‐Based Colorimetric Sensor for Real‐Time Gas Detection with High Chromaticity by Ji‐Eun Yeo, Joo Hwan Ko, Seung Hyeon Lee, Young Min Song

“…This sensor achieves nearly 100% coverage of the standard RGB color gamut, enabling precise and visually distinguishable gas detection. Fabricated on a flexible substrate, it demonstrates remarkable angular robustness, maintaining consistent color under incident light angle variations of up to 60°. …”
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A 50THz Ultra-Wideband Nano-Photonics Perfect Absorber Biosensor for Label-Free Detection of Circulating Cancer Exosomes: Advancing Early Cancer Diagnostics by Musa N. Hamza, Mohammad Tariqul Islam, Sunil Lavadiya, Iftikhar ud Din, Bruno Sanches, Slawomir Koziel, Syeda Iffat Naqvi, Abinash Panda, Mohammad Alibakhshikenari, Bal Virdee, D. Mariyanayagam, R. Jayanthi, S. Fernando, Md. Shabiul Islam

“…Comparative analysis with state-of-the-art absorbers demonstrates the superior bandwidth, absorption stability, and angular robustness of our device. Furthermore, we demonstrate the NPA’s unique ability to act as a label-free biosensor for exosome detection, where cancerous exosomes consistently induce stronger electric field responses than normal exosomes due to their distinct molecular compositions. …”
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Graphene/Insulator Stack Based Ultrasensitive Terahertz Sensor With Surface Plasmon Resonance by Yi Huang, Shuncong Zhong, Yaochun Shen, Ligang Yao, Yingjie Yu, Daxiang Cui

“…The performance of the SPR sensor in terms of detection accuracy, sensitivity and figure of merit (FOM) were investigated by applying angular interrogation technique. …”
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A Printed Circuit Board metamaterial for H9N2 avian flu virus sensing based on plasmonic induced transparency in THz regime by Abdolrasol Gharati, Mohammad Reza Forozeshfard, Maryam Salari

“…Internal rotation Split Ring Resonators (SRRs) create the PIT effect on the structure by breaking the angular symmetry of the inner ring while the outer ring is fixed. …”
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Multiangular and Spectral Ellipsometry for Semiconductor Nanostructures Classification by A.A. Goloborodko, M.V. Epov, L.Y. Robur, T.V. Rodionova

“…Experimental data have shown high sensitivity of reflection coefficients angular dependence to the type of polycrystalline structures at the same film thickness. …”
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In-depth insight into structure-reactivity/regioselectivity relationship of Lewis acid catalyzed cascade 4πe-cyclization/dicycloexpansion reaction by Ka Lu, Pan-Pan Zhou, Yong-Qiang Tu, Fu-Min Zhang, Xiao-Ming Zhang, Kai Li, Kun Fang, Yun-Peng Wang, Zi-Hao Li, Jia-Qi Li

“…Abstract The Lewis acid-catalyzed tittle reaction of 1,3-dicycloalkenlidine ketones is recognized as so far the shortest and most effective 1-step method for construction of angular tricyclic scaffolds, which are extensively found in bioactive terpenoids. …”
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