Metasurface micro/nano-optical sensors: principles and applications

J Qin, S Jiang, Z Wang, X Cheng, B Li, Y Shi, DP Tsai… - ACS …, 2022 - ACS Publications
Metasurfaces are 2D artificial materials consisting of arrays of metamolecules, which are
exquisitely designed to manipulate light in terms of amplitude, phase, and polarization state …

Review on the terahertz metasensor: from featureless refractive index sensing to molecular identification

J Lyu, L Huang, L Chen, Y Zhu, S Zhuang - Photonics Research, 2024 - opg.optica.org
The terahertz (THz) wave is at the intersection between photonics and electronics in the
electromagnetic spectrum. Since the vibration mode of many biomedical molecules and the …

Frequency selective fingerprint sensor: the Terahertz unity platform for broadband chiral enantiomers multiplexed signals and narrowband molecular AIT …

J Lyu, S Shen, L Chen, Y Zhu, S Zhuang - PhotoniX, 2023 - Springer
Chiral enantiomers have different pharmacological and pharmacokinetic characteristics. It is
important to strictly detect chiral component for avoiding being harmful to the human body …

Terahertz meta-biosensor based on high-Q electrical resonance enhanced by the interference of toroidal dipole

C Zhang, T Xue, J Zhang, Z Li, L Liu, J Xie, J Yao… - Biosensors and …, 2022 - Elsevier
Electrical dipole resonances typically have low Q factor and broad resonant linewidth
caused by strong free-space coupling with high radiative loss. Here, we present a strategy …

Recent progress in terahertz biosensors based on artificial electromagnetic subwavelength structure

H Wang, F Zheng, Y Xu, MG Mauk, X Qiu, Z Tian… - TrAC Trends in …, 2023 - Elsevier
Terahertz (THz) sensing technology attract tremendous interest in the past few decades for
its unique applications in various fields, including wireless communications, spectroscopy …

Qualitative and quantitative recognition of volatile organic compounds in their liquid phase based on terahertz microfluidic EIT meta-sensors

W Fu, L Sun, H Cao, L Chen, M Zhou… - IEEE Sensors …, 2023 - ieeexplore.ieee.org
Volatile organic compounds (VOCs) are directly associated with human health concerns and
environmental safety. Therefore, it is urgent to achieve accurate detection of VOCs both …

Monolithic metamaterial-integrated graphene terahertz photodetector with wavelength and polarization selectivity

M Chen, Y Wang, Z Zhao - Acs Nano, 2022 - ACS Publications
The frequency spectra and polarization states of terahertz waves can convey significant
information about physical interactions and material properties. Compact and miniaturized …

Cascaded amplification and manipulation of terahertz emission by flexible spintronic heterostructures

Z Jin, Y Peng, Y Ni, G Wu, B Ji, X Wu… - Laser & Photonics …, 2022 - Wiley Online Library
Spintronic heterostructures consisting of ferromagnetic (FM) and nonmagnetic (NM) have
become increasingly important devices for terahertz (THz) pulse generation, named as …

Quasi-BIC based all-dielectric metasurfaces for ultra-sensitive refractive index and temperature sensing

SB Saadatmand, V Ahmadi, SM Hamidi - Scientific Reports, 2023 - nature.com
In this paper, an all-dielectric metasurface that measures refractive index and temperature
using silicon disks is presented. It can simultaneously produce three resonances excited by …

Multiband transparency effect induced by toroidal excitation in a strongly coupled planar terahertz metamaterial

A Bhattacharya, R Sarkar, NK Sharma, BK Bhowmik… - Scientific reports, 2021 - nature.com
The multiband transparency effect in terahertz (THz) domain has intrigued the scientific
community due to its significance in developing THz multiband devices. In this article, we …