Isolation Improvement Technique for Two Closely Spaced Loop Antennas Using MTM Absorber Cells by Hongmin Lee, Hyungsup Lee

“…This paper presents a new method to improve isolation between two loop antennas with absorber cells exhibiting negative permittivity and permeability at the aimed frequency of 2.54 GHz. The metamaterial (MTM) unit cell was constructed by two open complementary split ring resonator (OCSRR) and a split ring resonator (SRR) arrangement. …”
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Effect of Substrate Material on the Electromagnetic Properties of the Photolithography Printed Antenna by Thiyaneswaran Balashanmugam, Aruna Devi Baladhandapani, Palanivel Rajan Selvakumaran, Dhanagopal Ramachandran, Suresh Kumar Muthuvel, Priyadharshini Sivaraj, Samson Alemayehu Mamo

“…The proposed antenna has CSRR (Complementary Split-Ring Resonator) which is engraved on the radiating element, and the shape of the CSRR is the hexagon. The proposed metamaterial-inspired antenna exhibits multiband operation at 2.1 GHz, 2.6 GHz, 4.6 GHz, 5.5 GHz, 6.1 GHz, and 7.1 GHz. …”
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Innovative Radiating Systems for Train Localization in Interference Conditions by C. Vegni, M. Tosti, A. M. Vegni

“…The design of innovative radiating systems based on the metamaterial technology for GNSS (Global Navigation Satellite System) applications in radio frequency (RF) interference conditions is proposed. …”
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Compact Quadband Bandstop Filter Based on Concentric Split Ring Resonators with Perturbation for Multifunctional Wireless Systems by Pierre Moukala Mpele

“…The desired performance is achieved by introducing two diamond-shaped concentric split ring resonators (DSCSRRs) intercoupled and defected ground structure. The metamaterial properties of the DSCSRR have been verified by extracting and analyzing its effective permittivity and permeability. …”
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Phase Reversal Technique Applied to Fishnet Metalenses by Victor Pacheco-Peña, Igor V. Minin, Oleg V. Minin, Miguel Beruete

“…In this work, the fishnet metamaterial is applied to several converging metalenses by combining the zoning, reference phase, and phase reversal techniques. …”
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Study on Millimeter-Wave Vivaldi Rectenna and Arrays with High Conversion Efficiency by Guan-Nan Tan, Xue-Xia Yang, Huan Mei, Zhong-Liang Lu

“…The receiving Vivaldi antenna loaded with metamaterial units has a high gain of 10.4 dBi at 35 GHz. …”
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Vibration Mitigation in the Transport of Fruit Boxes Using 3D-Printed Devices by Pedro Sanchez-Cachinero, Cristina Aguilar-Porro, Rafael R. Sola-Guirado

“…., the transport boxes. In this context, metamaterial sheets inspired by the design of quasi-zero stiffness isolators (QZSs) open up the possibility of exploring ways of vibration isolation thanks to their associated nonlinear characteristics. …”
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Joint Active/Passive Beamforming Optimization via RWMMSE and Gradient Projection for Downlink IRS-Aided MU-MISO Systems by Seraphin F. Kimaryo, Eduard E. Bahingayi, Kyungchun Lee

“…Metamaterials are significantly advancing the way we wirelessly transmit electromagnetic signals between communicating devices. …”
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Analysis of a D-Shaped Photonic Crystal Fiber Sensor with Multiple Conducting Layers by Amanda F. Romeiro, Markos P. Cardoso, Caua C. Miranda, Anderson O. Silva, João C. W. A. Costa, M. Thereza R. Giraldi, Jose L. Santos, Jose M. Baptista, Ariel Guerreiro

“…We explored four distinct plasmonic materials-silver (Ag), gold (Au), Ga-doped zinc oxide (GZO), and an Ag-nanowire metamaterial-to understand their impact on sensor performance. …”
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A Novel Wideband Circularly Polarized Antenna for RF Energy Harvesting in Wireless Sensor Nodes by Nhu Huan Nguyen, Thi Duyen Bui, Anh Dung Le, Anh Duc Pham, Thanh Tung Nguyen, Quoc Cuong Nguyen, Minh Thuy Le

“…A corresponding left-handed metamaterial is designed in order to increase antenna gain without significantly affecting its polarization characteristics. …”
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High-Gain SIR Dual-Band Antenna Based on CSRR-Enhanced SIW for 2.4/5.2/5.8 GHz WLAN by Caixia Feng, Yongqiang Kang, Lijuan Dong, Lihong Wang

“…This paper presents a dual-band step impedance resonator (SIR) antenna based on metamaterial-inspired periodic structure of coupled complementary split-ring resonators substrate-integrated waveguide (CSRR-SIW). …”
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A projection-based approach to extend digital volume correlation for 4D spacetime measurements by Kosin, Viktor, Fau, Amélie, Jailin, Clément, Smaniotto, Benjamin, Wick, Thomas, Hild, François

“…The method is applied to two cases, namely, a virtual experiment mimicking wedge splitting and an actual shear test on a pantographic metamaterial inducing large motions. With the proposed method, the temporal amplitude in the real test was measured for each projection leading to a temporal resolution of one tenth of a second and the analysis of 16,400 time steps. …”
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Vibration and Sound Transmission Performance of Sandwich Panels with Uniform and Gradient Auxetic Double Arrowhead Honeycomb Cores by Qing Li, Deqing Yang

“…Auxetic mechanical metamaterials that exhibit a negative Poisson’s ratio (NPR) can be artificially designed to exhibit a unique range of physical and mechanical properties. …”
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Insight into unusual complex thermodynamical behaviour of citric acid and ethanolamine solution by Reshma Karunakaran, Rajagopal Shanmugasundaram

“…These IFFs are novel artificial materials that work as typical thermal metamaterials. This paper reports the IFF phenomenon with basic chemicals such as citric acid and ethanolamine subjected to different conditions. …”
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Electrically Tuned Microwave Devices Using Liquid Crystal Technology by Pouria Yaghmaee, Onur Hamza Karabey, Bevan Bates, Christophe Fumeaux, Rolf Jakoby

“…This paper describes physical theory and fundamental electrical properties arising from the anisotropy of liquid crystals and overviews selected realized liquid crystal devices, throughout four main categories: resonators and filters, phase shifters and delay lines, antennas, and, finally, frequency-selective surfaces and metamaterials.…”
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Stretchable plasmonic metasurfaces for deformation monitoring by Li Peiyang, Gao Kaikai, Ma Ruize, Pan Kai, Li Dong, Liu Feng, Li Peng, Gan Xuetao, Zhao Jianlin, Wen Dandan

“…These results pave the way for developing microdevices with novel capabilities based on flexible metamaterials.…”
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CRLH Transmission Lines for Telecommunications: Fast and Effective Modeling by Juanjuan Gao, Guizhen Lu

“…This parameter extraction method provides an effective and straightforward way in CRLH metamaterials design and applications in telecommunication systems.…”
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Design and Fabrication of Ultrathin Metallic Phase Shifters for Visible and Near-Infrared Wavelengths by Qing Guo, Jinkui Chu, Chuanlong Guan, Chuxiao Zhang, Ran Zhang

“…The size of optical elements with phase delay that are made from natural birefringent materials is limited; however, fabricating waveplates from dielectric metamaterials is very complex and expensive. Here, we present an ultrathin (14 nm) metallic phase shifter developed using nanoimprinting technology and the oxygen plasma ashing technique for visible and near-infrared wavelengths. …”
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Polarization variable terahertz metasurface along the propagation path by Jitao Li, Jingyu Liu, Zhen Yue, Jie Li, Chenglong Zheng, Fan Yang, Hui Li, Yating Zhang, Yan Zhang, Jianquan Yao

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Observation of the non-Hermitian skin effect and Fermi skin on a digital quantum computer by Ruizhe Shen, Tianqi Chen, Bo Yang, Ching Hua Lee

“…Abstract Lately, the non-Hermitian skin effect (NHSE) has been demonstrated in various classical metamaterials and even ultracold atomic arrays. Yet, its interplay with many-body dynamics have never been experimentally investigated. …”
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