Nanostructure-enhanced infrared spectroscopy

T Tanaka, T Yano, R Kato - Nanophotonics, 2022 - degruyter.com
While infrared spectroscopy is a powerful technique that provides molecular information
such as chemical constituents and chemical structures of analytes, it suffers from low …

Ultrastable tip-enhanced hyperspectral optical nanoimaging for defect analysis of large-sized WS2 layers

R Kato, T Moriyama, T Umakoshi, T Yano, P Verma - Science Advances, 2022 - science.org
Optical nanoimaging techniques, such as tip-enhanced Raman spectroscopy (TERS), are
nowadays indispensable for chemical and optical characterization in the entire field of …

Accelerated temperature and humidity testing of 2D SnS2 thin films made via four-inch-wafer-scale atomic layer deposition

N Lee, H Choi, H Park, Y Choi, H Yuk, JH Lee… - …, 2020 - iopscience.iop.org
Tin disulfide (SnS 2) has emerged as a promising two-dimensional (2D) material due to its
excellent electrical and optical properties. However, research into 2D SnS 2 has mainly …

Plasmon nanofocusing for the suppression of photodegradation in fluorescence imaging using near-field scanning optical microscopy

R Yadav, H Arata, T Umakoshi, P Verma - Optics Communications, 2021 - Elsevier
Near-field scanning optical microscopy (NSOM) is a promising technique to perform
nanoscale fluorescence measurements with a nano-sized near-field-light-source. However …

Conference report—A report from the 5th International Taiwan Symposium on Raman Spectroscopy (TISRS 2017) and Taiwan Association of Raman Spectroscopy …

CL Huang, CC Huang, W Chen - Journal of Raman …, 2018 - Wiley Online Library
Abstract The 5th International Taiwan Symposium on Raman Spectroscopy (TISRS 2017)
and Taiwan Association of Raman Spectroscopy (TARS) Summer Camp were held from …

Near-field absorption imaging by two color Raman nano-light source

R Kato, Y Saito, T Umakoshi, P Verma - Laser Science, 2017 - opg.optica.org
We demonstrate a new nano-imaging technique for intrinsic absorption properties of
materials using aperture-less near-field scanning optical microscopy (NSOM). Raman …