Two-dimensional infrared spectroscopy: an emerging analytical tool?

R Fritzsch, S Hume, L Minnes, MJ Baker, GA Burley… - Analyst, 2020 - pubs.rsc.org
Ultrafast two-dimensional infrared (2D-IR) spectroscopy has provided valuable insights into
biomolecular structure and dynamics, but recent progress in laser technology and data …

Protein dynamics by two-dimensional infrared spectroscopy

GW Tumbic, MY Hossan… - Annual Review of …, 2021 - annualreviews.org
Proteins function as ensembles of interconverting structures. The motions span from
picosecond bond rotations to millisecond and longer subunit displacements …

Development and Characterization of Electrodes for Surface-Specific Attenuated Total Reflection Two-Dimensional Infrared Spectroelectrochemistry

M Bodine, V Rozyyev, JW Elam… - The Journal of …, 2023 - ACS Publications
Electrochemical interfaces still have remaining mysteries surrounding the interfacial region
of the electrical double layer, despite being prevalent throughout the energy and water …

Multidimensional infrared diffusion-ordered spectroscopy in depletion mode distinguishes protein amyloids and monomers

G Giubertoni, F Caporaletti, R van Diest… - The Journal of …, 2023 - pubs.aip.org
Conventional and two-dimensional infrared (2D-IR) spectroscopy are well suited to study
amyloid aggregates, because the amide I mode is a sensitive probe of the aggregate …

[HTML][HTML] Surface-enhanced ultrafast two-dimensional vibrational spectroscopy with engineered plasmonic nano-antennas

L Chuntonov, IV Rubtsov - The Journal of Chemical Physics, 2020 - pubs.aip.org
Development of noble metal nanostructure substrates that provide strong near-field
enhancements enables applications of linear and nonlinear infrared (IR) spectroscopies to …

Coupling chemical biology and vibrational spectroscopy for studies of amyloids in vitro and in cells

MD Watson, JC Lee - Current opinion in chemical biology, 2021 - Elsevier
Amyloid diseases are characterized by the aggregation of various proteins to form insoluble
β-sheet–rich fibrils leading to cell death. Vibrational spectroscopies have emerged as …

Increasing Pump–Probe Signal toward Asymptotic Limits

KC Robben, CM Cheatum - The Journal of Physical Chemistry B, 2023 - ACS Publications
Optimization of pump–probe signal requires a complete understanding of how signal scales
with experimental factors. In simple systems, signal scales quadratically with molar …

Worthwhile Relevance of Infrared Spectroscopy in Characterization of Samples and Concept of Infrared Spectroscopy‐Based Synchrotron Radiation

AT Odularu - Journal of spectroscopy, 2020 - Wiley Online Library
The study explores the nitty‐gritty of infrared spectroscopy. Firstly, the review gives a concise
history of infrared discovery and its location in the electromagnetic spectrum. Secondly, the …

Structure changes of a membrane polypeptide under an applied voltage observed with surface-enhanced 2D IR spectroscopy

ER Birdsall, MK Petti, V Saraswat… - The journal of …, 2021 - ACS Publications
The structures of many membrane-bound proteins and polypeptides depend on the
membrane potential. However, spectroscopically studying their structures under an applied …

Applications of Single-Molecule Vibrational Spectroscopic Techniques for the Structural Investigation of Amyloid Oligomers

KHP Vu, GH Blankenburg, L Lesser-Rojas, CF Chou - Molecules, 2022 - mdpi.com
Amyloid oligomeric species, formed during misfolding processes, are believed to play a
major role in neurodegenerative and metabolic diseases. Deepening the knowledge about …