THz enantiomers of drugs recognized by the polarization enhancement of gold nanoparticles on an asymmetric metasurface

WN Shi, YM Wang, F Fan, JY Liu, JR Cheng, XH Wang… - Nanoscale, 2023 - pubs.rsc.org
Chirality plays an important role in biological processes, and enantiomers often possess
similar physical properties and different physiological functions. Thus, chiral detection of …

Perspectives of chiral nanophotonics: from mechanisms to biomedical applications

S Im, S Mousavi, YS Chen, Y Zhao - npj Nanophotonics, 2024 - nature.com
In this review, we examine nanophotonic techniques for enhancing and detecting chirality,
with a focus on plasmon-enhanced, tip-enhanced, chiral optical cavities, and photothermal …

Tunable plasmonic superchiral light for ultrasensitive detection of chiral molecules

A Biswas, P Cencillo-Abad, MW Shabbir… - Science …, 2024 - science.org
The accurate detection, classification, and separation of chiral molecules are pivotal for
advancing pharmaceutical and biomolecular innovations. Engineered chiral light presents a …

Chiroptical interactions between an achiral T-shaped gold nanoparticle and chiral media in the strong coupling regime

X Liang, X Deng, J Li, P Zhou, L **, K Liang… - Optics Communications, 2023 - Elsevier
The research on the interactions between plasmon and chiral materials is fundamental to
the understanding of chiroptical effects and the designs of chiroptical devices. Some …

Rotationally displaced electric field intensity distribution around square nanoantennas induced by circularly polarized light

N Ichiji, T Ishida, I Morichika, T Tatsuma, S Ashihara - Physical Review B, 2024 - APS
An optical field around regular polygon metal nanostructures excited by circularly polarized
light can exhibit rotationally displaced intensity distributions. Although this phenomenon has …

Optical chirality of gold chiral helicoid nanoparticles in the strong coupling region

H Cheng, K Liang, X Deng, L **, J Shangguan… - Photonics, 2023 - mdpi.com
The far-and near-field chirality properties are usually characterized by circular dichroism
(CD) and optical chirality (OC), respectively. As a light–matter interaction for the hybrid states …

Precise measurement of chiral spectrum in the ultraviolet band using weak measurement and a deep neural network model

T Tang, Y Gao, Y He, X Liang, J Li, J Xu, C Li, L Luo… - Optics Letters, 2024 - opg.optica.org
Circular dichroism (CD) spectrum and optical rotation (OR) spectrum, crucial for
understanding molecular properties and configurations, present challenges due to limited …

Advances in Metasurface‐Based Terahertz Sensing

J Zhao, L Zhang, H Liang - Advanced Physics Research, 2024 - Wiley Online Library
Terahertz (THz) technology has attracted significant attention because of its unique
applications in biological/chemical sensing, medical imaging, non‐invasive detection, and …

Broadband and large-area optical chirality generated by an achiral metasurface under achiral excitation

S Jia, T Fu, J Peng, S Wang - Physical Review A, 2023 - APS
Optical chirality plays an essential role in chiral light-matter interactions with broad
applications in sensing and spectroscopy. Conventional methods of generating optical …