Multicolor discrete frequency infrared spectroscopic imaging

K Yeh, D Lee, R Bhargava - Analytical chemistry, 2019 - ACS Publications
Advancement of discrete frequency infrared (DFIR) spectroscopic microscopes in image
quality and data throughput are critical to their use for analytical measurements. Here, we …

Development and implementation of an industrial process gas monitoring system for H2S based on mid-infrared quantum cascade laser spectroscopy

H Moser - 2016 - repositum.tuwien.at
Mid-infrared (MIR) spectroscopy covers a powerful set of techniques applicable to the
selective identification and elucidation of solid, liquid and gaseous chemical compounds …

Method and apparatus for multi-color discrete frequency infrared spectroscopic imaging

R Bhargava, KL Yeh - US Patent 11,428,628, 2022 - Google Patents
The disclosure is directed to methods and apparatus for obtaining a discrete frequency
infrared (DFIR) spectroscopic image. The method includes generating, by a laser source, a …

Discrete frequency mid-infrared spectroscopic imaging using quantum cascade lasers

K Yeh - 2019 - ideals.illinois.edu
Infrared (IR) spectroscopic imaging is an analytical technique that directly images the spatial
distribution of chemical components within a sample in the absence of external contrast …

MIR spectroscopy beyond trace levels—Environmental and industrial applications

L Emmenegger, B Tuzson, J Jágerská… - 2015 Conference on …, 2015 - ieeexplore.ieee.org
MIR spectroscopy beyond trace levels — Environmental and industrial applications Page
1 ATu2M.1.pdf CLEO:2015 © OSA 2015 MIR Spectroscopy beyond trace levels environmental …