DFT and experimental study on the IR spectra and structure of acesulfame sweetener
Popova, Angelina D., Velcheva, Evelina A., Stamboliyska, Bistra A.
Published in Journal of molecular structure (15.02.2012)
Published in Journal of molecular structure (15.02.2012)
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IR studies in the substituted benzaldehyde series provide a new definition of sigma-plus constants of ionic substituents
Velcheva, Evelina A., Juchnovski, Ivan N., Binev, Ivan G.
Published in Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy (01.06.2003)
Published in Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy (01.06.2003)
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The infrared spectra and structure of o-sulfobenzimide (saccharin) and of its nitranion: An ab initio force field treatment
Binev, Ivan G., Stamboliyska, Bistra A., Velcheva, Evelina A.
Published in Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy (01.08.1996)
Published in Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy (01.08.1996)
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Changes in the IR spectra and structures of pyridine-3-carboxamides-d0 and -d2 caused by their conversion into azanions-d0 and -d1: Experimental and computational studies
Daskalova, Lalka I., Velcheva, Evelina A., Binev, Ivan G.
Published in Journal of molecular structure (29.01.2007)
Published in Journal of molecular structure (29.01.2007)
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Changes in the IR spectra and structures of pyridine-3-carboxamides-d 0 and -d 2 caused by their conversion into azanions-d 0 and -d 1: Experimental and computational studies
Daskalova, Lalka I., Velcheva, Evelina A., Binev, Ivan G.
Published in Journal of molecular structure (2007)
Published in Journal of molecular structure (2007)
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IR spectral and structural studies of 4‐aminobenzenesulfonamide (sulfanilamide)‐d 0 , ‐d 4 , and ‐ 15 N, as well as their azanions: Combined DFT B3LYP/experimental approach
Popova, Angelina D., Georgieva, Miglena. K., Petrov, Ognyan. I., Petrova, Katya. V., Velcheva, Evelina. A.
Published in International journal of quantum chemistry (01.01.2007)
Published in International journal of quantum chemistry (01.01.2007)
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IR spectral and structural studies of 4-aminobenzenesulfonamide (sulfanilamide)-d0, -d4, and -15N, as well as their azanions: Combined DFT B3LYP/experimental approach
Popova, Angelina D., Georgieva, Miglena. K., Petrov, Ognyan. I., Petrova, Katya. V., Velcheva, Evelina. A.
Published in International journal of quantum chemistry (2007)
Published in International journal of quantum chemistry (2007)
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