@article{paperid:1087876, author = {Poul Erik Hansen and Vakili, Mohamad and Fadhil S. Kamounah and Jens Spanget-Larsen}, title = {NH Stretching Frequencies of Intramolecularly Hydrogen-Bonded Systems: An Experimental and Theoretical Study}, journal = {Molecules}, year = {2021}, volume = {26}, number = {24}, month = {December}, issn = {1420-3049}, pages = {1--19}, numpages = {18}, keywords = {secondary amines; NH stretching wavenumbers; NH/ND isotopic wavenumber ratios; NMR chemical shifts; DFT calculations; anharmonicity}, }