Selective detection in impulsive low-frequency Raman imaging using shaped probe pulses

S Shivkumar, D Ranann, S Metais, S Suresh… - Physical Review …, 2023 - APS
Impulsive stimulated Raman scattering (ISRS) using a single short femtosecond pump pulse
to excite molecular vibrations offers an elegant pump-probe approach to perform vibrational …

Ab initio calculations of NMR chemical shifts

LB Casabianca, AC De Dios - The Journal of chemical physics, 2008 - pubs.aip.org
The nuclear magnetic resonance chemical shift is one of the most powerful properties
available for structure determination at the molecular level. A review of advances made in …

Low-frequency coherent Raman imaging robust to optical scattering

DR Smith, JW Wilson, S Shivkumar… - … & Biomedical Imaging, 2024 - ACS Publications
We demonstrate low-frequency interferometric impulsive stimulated Raman scattering
(ISRS) imaging with high robustness to distortions by optical scattering. ISRS is a pump …

Low frequency coherent Raman spectroscopy

RA Bartels, D Oron, H Rigneault - Journal of Physics: Photonics, 2021 - iopscience.iop.org
We revisit low frequency coherent Raman spectroscopy (LF-CRS) and present a unified
theoretical background that provides consistent physical pictures of LF-CRS signal …

Energy partitioning for generalized product functions: The interference contribution to the energy of generalized valence bond and spin coupled wave functions

TM Cardozo, MAC Nascimento - The Journal of chemical physics, 2009 - pubs.aip.org
The main driving force for the formation of the covalent bond is the quantum-mechanical
interference effect among one-electron states, as has been suggested in several works by …

Measurement of ultrashort vector pulses from polarization gates by in-line, single-channel spectral interferometry

B Alonso, Í Sola - IEEE Journal of Selected Topics in Quantum …, 2019 - ieeexplore.ieee.org
The growing use of ultrashort laser pulses exhibiting time-varying polarization (vector
pulses) demands simple and robust characterization techniques capable to perform …

[HTML][HTML] Phase noise limited frequency shift impulsive Raman spectroscopy

DR Smith, JJ Field, DG Winters, SR Domingue… - APL Photonics, 2021 - pubs.aip.org
We introduce a method to enable optical amplification of a coherent Raman spectroscopy
signal, which we call radio frequency (RF) Doppler Raman spectroscopy. In this article, we …

Nearly degenerate two-color impulsive coherent Raman hyperspectral imaging

DR Smith, S Shivkumar, J Field, JW Wilson… - Optics Letters, 2022 - opg.optica.org
Impulsive stimulated Raman scattering (ISRS) is a robust technique for studying low
frequency (< 300 cm^− 1) Raman vibrational modes, but ISRS has faced difficulty in …

Tuning proton behavior in a ternary molecular complex

LH Thomas, N Blagden, MJ Gutmann… - Crystal growth & …, 2010 - ACS Publications
The multicomponent ternary complex of 4-dimethylaminobenzoic acid (4-DABA), 3, 5-
dinitrobenzoic acid (3, 5-DNBA), and 4, 4′-bipyridine (BIPY) has been studied by variable …

Stability and cooperativity of hydrogen bonds in dihydroxybenzoic acids

MS Adam, MJ Gutmann, CK Leech… - New Journal of …, 2010 - pubs.rsc.org
Multiple temperature single crystal neutron diffraction studies of a new polymorphic form of
2, 4-dihydroxybenzoic acid, and of the isomer 2, 5-dihydroxybenzoic acid, are presented …