ArticleThe journal of physical chemistry letters2026
Mixed Domain IR-Hyper-Raman Four Wave Mixing Spectroscopy.
Article in The journal of physical chemistry letters, 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 1 paper.
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Who cites it
1 citing paper in PubMed.
- Measurement of a Preresonant Hyper-Raman Hyperpolarizability.The journal of physical chemistry letters · 2026Article
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Authors and funding
3 authors.
Funding
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Abstract
Vibrational dephasing, relaxation, and spectra are useful probes of local environments in complex chemical systems. Here, we present the use of an infrared-hyper-Raman four-wave mixing spectroscopy, hyper difference frequency generation (HDFG) spectroscopy, as a method to resolve vibrational dephasing and spectra in the bulk. Coherent vibrations of dichloromethane and cyanocobalamin are resolved in both frequency and time. Tuning the two-photon interaction frequency toward an electronic resonance in cyanocobalamin enhances the vibrational signal, demonstrating electronic resonance enhancement through electron-vibration coupling mechanisms in cyanocobalamin. This work motivates use of mixed-domain HDFG to measure coherent vibrational spectra in both frequency and time and to extract electron-vibration coupling information in molecular systems.
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Registered trials
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