Vibrational spectroscopic map, vibrational spectroscopy, and intermolecular interaction

CR Baiz, B Błasiak, J Bredenbeck, M Cho… - Chemical …, 2020 - ACS Publications
Vibrational spectroscopy is an essential tool in chemical analyses, biological assays, and
studies of functional materials. Over the past decade, various coherent nonlinear vibrational …

[HTML][HTML] Solution structure and dynamics of biomolecules from Raman optical activity

LD Barron, L Hecht, EW Blanch, AF Bell - Progress in Biophysics and …, 2000 - Elsevier
Raman optical activity (ROA) measures vibrational optical activity by means of a small
difference in the intensity of Raman scattering from chiral molecules in right and left …

Structure of the amide I band of peptides measured by femtosecond nonlinear-infrared spectroscopy

P Hamm, M Lim, RM Hochstrasser - The Journal of Physical …, 1998 - ACS Publications
Femtosecond infrared (IR) pump probe and dynamic hole burning experiments were used to
examine the ultrafast response of the modes in the 1600− 1700 cm-1 region (the so-called …

Fast events in protein folding: helix melting and formation in a small peptide

S Williams, TP Causgrove, R Gilmanshin, KS Fang… - Biochemistry, 1996 - ACS Publications
The helix is a common secondary structural motif found in proteins, and the mechanism of
helix− coil interconversion is key to understanding the protein-folding problem. We report the …

The role of backbone hydration of poly (N-isopropyl acrylamide) across the volume phase transition compared to its monomer

MH Futscher, M Philipp, P Müller-Buschbaum… - Scientific reports, 2017 - nature.com
Thermo-responsive polymers undergo a reversible coil-to-globule transition in water after
which the chains collapse and aggregate into bigger globules when passing to above its …

Hydrogen-bond lifetime measured by time-resolved 2D-IR spectroscopy: N-methylacetamide in methanol

S Woutersen, Y Mu, G Stock, P Hamm - Chemical Physics, 2001 - Elsevier
2D vibrational spectroscopy is applied to investigate the equilibrium dynamics of hydrogen
bonding of N-methylacetamide (NMA) dissolved in methanol-d4. For this particular solute …

Part I: Surface-enhanced Raman spectroscopy investigation of amino acids and their homodipeptides adsorbed on colloidal silver

E Podstawka, Y Ozaki, LM Proniewicz - Applied spectroscopy, 2004 - opg.optica.org
Surface-enhanced Raman scattering spectra (SERS) were measured for various amino
acids: L-methionine (Met), L-cysteine (Cys), Lglycine (Gly), L-leucine (Leu), L-phenylalanine …

Dependence of amide vibrations on hydrogen bonding

NS Myshakina, Z Ahmed, SA Asher - The Journal of Physical …, 2008 - ACS Publications
The effect of hydrogen bonding on the amide group vibrational spectra has traditionally
been rationalized by invoking a resonance model where hydrogen bonding impacts the …

Amide I Vibrational Dynamics of N-Methylacetamide in Polar Solvents:  The Role of Electrostatic Interactions

MF DeCamp, L DeFlores, JM McCracken… - The Journal of …, 2005 - ACS Publications
The vibrational frequency of the amide I transition of peptides is known to be sensitive to the
strength of its hydrogen bonding interactions. In an effort to account for interactions with …

Ultrafast vibrational spectroscopy of water and aqueous -methylacetamide: Comparison of different electronic structure/molecular dynamics approaches

JR Schmidt, SA Corcelli, JL Skinner - The Journal of chemical physics, 2004 - pubs.aip.org
Kwac and Cho [J. Chem. Phys. 119, 2247 (2003)] have recently developed a combined
electronic structure/molecular dynamics approach to vibrational spectroscopy in liquids. The …