Infrared imaging and spectroscopy beyond the diffraction limit

A Centrone - Annual review of analytical chemistry, 2015 - annualreviews.org
Progress in nanotechnology is enabled by and dependent on the availability of
measurement methods with spatial resolution commensurate with nanomaterials' length …

Quantum cascade lasers (QCLs) in biomedical spectroscopy

A Schwaighofer, M Brandstetter, B Lendl - Chemical Society Reviews, 2017 - pubs.rsc.org
Quantum cascade lasers (QCL) are the first room temperature semiconductor laser source
for the mid-IR spectral region, triggering substantial development for the advancement of …

Infrared spectroscopic imaging: the next generation

R Bhargava - Applied spectroscopy, 2012 - journals.sagepub.com
Infrared (IR) spectroscopic imaging seemingly matured as a technology in the mid-2000s,
with commercially successful instrumentation and reports in numerous applications. Recent …

Fast infrared chemical imaging with a quantum cascade laser

K Yeh, S Kenkel, JN Liu, R Bhargava - Analytical chemistry, 2015 - ACS Publications
Infrared (IR) spectroscopic imaging systems are a powerful tool for visualizing molecular
microstructure of a sample without the need for dyes or stains. Table-top Fourier transform …

Efficient polarization beam splitter pixels based on a dielectric metasurface

M Khorasaninejad, W Zhu, KB Crozier - Optica, 2015 - opg.optica.org
The polarization dependence of the reflection, refraction, and diffraction of electromagnetic
waves from materials is measured in applications that extend from small (eg, ellipsometry of …

Emerging themes in image informatics and molecular analysis for digital pathology

R Bhargava, A Madabhushi - Annual review of biomedical …, 2016 - annualreviews.org
Pathology is essential for research in disease and development, as well as for clinical
decision making. For more than 100 years, pathology practice has involved analyzing …

Discrete frequency infrared microspectroscopy and imaging with a tunable quantum cascade laser

MR Kole, RK Reddy, MV Schulmerich… - Analytical …, 2012 - ACS Publications
Fourier-transform infrared (FT-IR) imaging is a well-established modality but requires the
acquisition of a spectrum over a large bandwidth, even in cases where only a few spectral …

Biomedical applications of mid-infrared quantum cascade lasers–a review

K Isensee, N Kröger-Lui, W Petrich - Analyst, 2018 - pubs.rsc.org
Mid-infrared spectroscopy has been applied to research in biology and medicine for more
than 20 years and conceivable applications have been identified. More recently, these …

QCL-based frequency metrology from the mid-infrared to the THz range: a review

L Consolino, F Cappelli, MS de Cumis, P De Natale - Nanophotonics, 2019 - degruyter.com
Quantum cascade lasers (QCLs) are becoming a key tool for plenty of applications, from the
mid-infrared (mid-IR) to the THz range. Progress in related areas, such as the development …

Snapshot hyperspectral light field tomography

Q Cui, J Park, Y Ma, L Gao - Optica, 2021 - opg.optica.org
We present snapshot hyperspectral light field tomography (Hyper-LIFT), a highly efficient
method in recording a 5D (x, y, spatial coordinates; θ, φ, angular coordinates; λ, wavelength) …