{"database":"biostudies-literature","file_versions":[],"scores":null,"additional":{"omics_type":["Unknown"],"volume":["11(1)"],"submitter":["Qu Y"],"pubmed_abstract":["A pyridine (C<sub>5</sub>H<sub>5</sub>N)-water (H<sub>2</sub>O) binary solution under different mole fractions was investigated by using Raman spectroscopy (spontaneous Raman spectroscopy and stimulated Raman scattering) combined with density functional theory (DFT). The results showed that the Raman spectra of O: H nonbond and O-H stretching vibrations of H<sub>2</sub>O have irregular blue shifts as the molar fraction of C<sub>5</sub>H<sub>5</sub>N increases in the C<sub>5</sub>H<sub>5</sub>N-H<sub>2</sub>O binary solution. Meanwhile, the wavenumbers of the symmetric ring breathing mode, triangle mode, and C-H stretching vibration mode of C<sub>5</sub>H<sub>5</sub>N move toward a higher wavenumber upon dilution. This phenomenon mainly resulted from the variation of intermolecular hydrogen"],"journal":["ACS omega"],"pagination":["2097-2103"],"full_dataset_link":["https://www.ebi.ac.uk/biostudies/studies/S-EPMC12809326"],"repository":["biostudies-literature"],"pubmed_title":["Investigating the H‑Bond Network of Pyridine-Water Aqueous Solutions by Raman Spectroscopy and DFT."],"pmcid":["PMC12809326"],"pubmed_authors":["Xing L","Fang W","Dou Z","Qu Y","Wang H","Men Z","Wang J"],"additional_accession":[]},"is_claimable":false,"name":"Investigating the H‑Bond Network of Pyridine-Water Aqueous Solutions by Raman Spectroscopy and DFT.","description":"A pyridine (C<sub>5</sub>H<sub>5</sub>N)-water (H<sub>2</sub>O) binary solution under different mole fractions was investigated by using Raman spectroscopy (spontaneous Raman spectroscopy and stimulated Raman scattering) combined with density functional theory (DFT). The results showed that the Raman spectra of O: H nonbond and O-H stretching vibrations of H<sub>2</sub>O have irregular blue shifts as the molar fraction of C<sub>5</sub>H<sub>5</sub>N increases in the C<sub>5</sub>H<sub>5</sub>N-H<sub>2</sub>O binary solution. Meanwhile, the wavenumbers of the symmetric ring breathing mode, triangle mode, and C-H stretching vibration mode of C<sub>5</sub>H<sub>5</sub>N move toward a higher wavenumber upon dilution. This phenomenon mainly resulted from the variation of intermolecular hydrogen","dates":{"release":"2026-01-01T00:00:00Z","publication":"2026 Jan","modification":"2026-06-12T05:05:02.785Z","creation":"2026-06-12T03:08:03.007Z"},"accession":"S-EPMC12809326","cross_references":{"pubmed":["41552480"],"doi":["10.1021/acsomega.5c10822"]}}