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 …

Spectroscopic imaging at the nanoscale: technologies and recent applications

L Xiao, ZD Schultz - Analytical chemistry, 2017 - pmc.ncbi.nlm.nih.gov
Advances in technology now enable infrared and Raman vibrational spectroscopic imaging
with resolution on the molecular scale. A number of techniques have emerged that provide …

Chloride Incorporation Process in CH3NH3PbI3–xClx Perovskites via Nanoscale Bandgap Maps

J Chae, Q Dong, J Huang, A Centrone - Nano letters, 2015 - ACS Publications
CH3NH3PbI3–x Cl x perovskites enable fabrication of highly efficient solar cells. Chloride
ions benefit the morphology, carrier diffusion length, and stability of perovskite films; …

Nanoscale chemical imaging of individual chemotherapeutic cytarabine-loaded liposomal nanocarriers

K Wieland, G Ramer, VU Weiss, G Allmaier, B Lendl… - Nano research, 2019 - Springer
Dosage of chemotherapeutic drugs is a tradeoff between efficacy and side-effects.
Liposomes are nanocarriers that increase therapy efficacy and minimize side-effects by …

External-cavity quantum cascade laser spectroscopy for mid-IR transmission measurements of proteins in aqueous solution

MR Alcaráz, A Schwaighofer, C Kristament… - Analytical …, 2015 - ACS Publications
In this work, we report mid-IR transmission measurements of the protein amide I band in
aqueous solution at large optical paths. A tunable external-cavity quantum cascade laser …

External cavity-quantum cascade laser infrared spectroscopy for secondary structure analysis of proteins at low concentrations

A Schwaighofer, MR Alcaráz, C Araman… - Scientific reports, 2016 - nature.com
Fourier transform infrared (FTIR) and circular dichroism (CD) spectroscopy are analytical
techniques employed for the analysis of protein secondary structure. The use of CD …

Facile fabrication of pesticide nanocapsules using cinnamaldehyde derived imide polymer as wall material for pH-responsive and ultraviolet shielding properties

Z Zhou, G Tang, Y Liu, X Zhang, Y Huang… - Chemical Engineering …, 2024 - Elsevier
The low utilization efficiency of pesticides poses a significant challenge to the sustainable
development of agriculture. The nanocapsule-based pesticide delivery systems combine the …

[HTML][HTML] Vibrational spectroscopies to investigate concretions and ectopic calcifications for medical diagnosis

M Daudon, D Bazin - Comptes Rendus Chimie, 2016 - Elsevier
As asserted by numerous authors, Fourier Transform (FT)-Raman and FT-Infrared
spectroscopies constitute two useful tools for bio-medical diagnostics. We can distinguish …

Nanoscale Infrared spectroscopy and chemometrics enable detection of intracellular protein distribution

AC VD dos Santos, R Heydenreich, C Derntl… - Analytical …, 2020 - ACS Publications
Determination of the intracellular location of proteins is one of the fundamental tasks of
microbiology. Conventionally, label-based microscopy and super-resolution techniques are …

Application of MCR-ALS to reveal intermediate conformations in the thermally induced α-β transition of poly-l-lysine monitored by FT-IR spectroscopy

MR Alcaráz, A Schwaighofer, H Goicoechea… - Spectrochimica Acta Part …, 2017 - Elsevier
Temperature-induced conformational transitions of poly-l-lysine were monitored with Fourier-
transform infrared (FT-IR) spectroscopy between 10° C and 70° C. Chemometric analysis of …