Results 71 to 80 of about 148,104 (231)

Van Der Waals Hybrid Integration of 2D Semimetals for Broadband Photodetection

Advanced Materials, EarlyView.
Advanced broadband photodetector technologies are essential for military and civilian applications. 2D semimetals, with their gapless band structures, high mobility, and topological protection, offer great promise for broadband PDs. This study reviews the latest advancements in broadband PDs utilizing heterostructures that combine 2D semimetals with ...
Xue Li, Kunxuan Liu, Di Wu, Pei Lin, Zhifeng Shi, Xinjian Li, Longhui Zeng, Yang Chai, Shu Ping Lau, Yuen Hong Tsang   +9 more
wiley   +1 more source

Dual‐Selective Terahertz‐Nanodisc Metasurfaces for Exploring Neurotransmitter Dynamics beyond Spectral Limitations

Advanced Materials, EarlyView.
Observation and detection of neurotransmitter dynamics in aqueous system has been hurdle for analytical fields due to its weak and reversible nature. A terahertz‐nanodisc metasurface which implements comprehensive detection over conformational change and selective sensing is introduced. Utilizing the THz regime photonics and biomimetic environment with
Taeyeon Kim, Yeon Kyung Lee, Yeeun Roh, Jaehun Park, Yong‐Sang Ryu, Hyun Seok Song, Minah Seo   +6 more
wiley   +1 more source

Terahertz Information Metamaterials and Metasurfaces

Leida xuebao, 2018
In this paper, we review the recent developments on information metamaterials, including digital metamaterials, coding metamaterials, and programmable metamaterials; furthermore, we discuss their applications in the terahertz (THz)-frequency region.
Liu Junfeng, Liu Shuo, Fu Xiaojian, Cui Tiejun   +3 more
doaj   +1 more source

Terahertz 3D bulk metamaterials with randomly dispersed split-ring resonators

Nanophotonics, 2022
While optical systems using terahertz wave are expected to achieve beneficial applications, at present, the materials of the optical elements that compose them must be selected from limited choices.
Okatani Taiyu, Sunada Yuto, Hane Kazuhiro, Kanamori Yoshiaki   +3 more
doaj   +1 more source

Tunable Plasmonic Toroidal Terahertz Metamodulator

, 2017
Optical modulators are essential parts of photonic circuits to encode electro-optical signals to the optical domain. Here, using arrays of multipixel toroidal plasmonic terahertz (THz) metamolecules, we developed a plasmonic metamodulator with high ...
Ahmadivand, Arash, Gerislioglu, Burak, Pala, Nezih   +2 more
core   +1 more source

Hybrid Resonators and Highly Tunable Terahertz Metamaterials Enabled by Vanadium Dioxide (VO2)

Scientific Reports, 2017
Hybrid metamaterials that exhibit reconfigurable responses under external stimulus, such as electric fields and light radiation, have only recently been demonstrated by combining active media with patterned metallic structures.
Shengxiang Wang, L. Kang, D. Werner
semanticscholar   +1 more source

Progress in Surface Plasmon and Other Resonance Biosensors for Biomedical Applications

Advanced Materials Technologies, EarlyView.
This is the shortened version: Recent advancements in surface plasmon resonance and other optical resonance biosensors for biomedical applications are presented. Advanced sensing strategies are examined for the detection of diverse analytes, integration of nanomaterials and machine learning, and emerging nonplasmonic modes like guided mode resonance ...
Faten Bashar Kamal Eddin, Houxin Fan, Zhenchao Liu, Paolo Donati, Youssef Amin, Yap Wing Fen, Junbo Liang, Pier Paolo Pompa, Sailing He   +8 more
wiley   +1 more source

Dual-Function Metasurface for Tunable Selective Absorption

Micromachines, 2022
Metamaterials have become a powerful technique in interdisciplinary research, especially in the field of designing terahertz devices. In this paper, two pairs of different structural units of aluminum–polymer composite metamaterials (APCM) for tunable ...
Jingyu Zhang, Hanbing Yan, Xiaoqing Yang, Haohui Lyu   +3 more
doaj   +1 more source

Superconductor terahertz metamaterial

, 2010
We characterize the behaviour of split ring resonators made up of high-transition temperature YBCO superconductor using terahertz time domain spectroscopy. The superconductor metamaterial shows sharp change in the transmission spectrum at the fundamental inductive-capacitive resonance and the dipole resonance as the temperature dips below the ...
Gu, Jianqiang, Singh, Ranjan, Tian, Zhen, Cao, Wei, Xing, Qirong, Han, Jiaguang, Zhang, Weili   +6 more
openaire   +2 more sources

Novel Electrically Resonant Terahertz Metamaterials [PDF]

Photonic Metamaterials: From Random to Periodic, 2006
We present a new class of artificial materials which exhibit a tailored response to the electrical component of electromagnetic radiation. These electric metamaterials (EM-MMs) are investigated theoretically, computationally, and experimentally using terahertz time-domain spectroscopy.
Antoinette J. Taylor, Mark Lee, M. T. Aronsson, Richard D. Averitt, Clark Highstrete, Willie J. Padilla   +5 more
openaire   +3 more sources