FTIR Cryospectroscopic Study of Fermi Resonance Polyads ν s ≈ 2ν b in CHF3

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FTIR Cryospectroscopic Study of Fermi Resonance Polyads ν_s ≈ 2ν_b in CHF₃. / Меликова, Сона Меджидовна ; Рутковский, Константин Станиславович ; Щепкин, Дмитрий Николаевич; Macholl, Sven; Herrebout, Wouter A.

в: OPTICS AND SPECTROSCOPY, Том 129, № 10, 2021, стр. 1130-1137.

Результаты исследований: Научные публикации в периодических изданиях › статья › Рецензирование

BibTeX

@article{7e86636ee1da441bba909a568048916f,

title = "FTIR Cryospectroscopic Study of Fermi Resonance Polyads ν s ≈ 2ν b in CHF3",

abstract = "The sequences of Fermi resonances νs ≈ 2νb in the IR spectrum of a fluoroform solution (CHF3) in liquefied krypton have been studied. Here, νs is the CH-stretching vibration and νb is the bending vibration. It has been shown that it is necessary to use an extended set of spectroscopic parameters for the correct description of resonant multiplets at a high degree of vibrational excitation. Among other factors, it is necessary to consider the dependence of the anharmonic interaction constant αsbb on the vibrational quantum numbers. The conclusions are generalized for the arbitrary case of the CH-chromophore CHX3.",

keywords = "anharmonicity, CH-chromophore, CHF, Fermi resonance, fluoroform",

author = "Меликова, {Сона Меджидовна} and Рутковский, {Константин Станиславович} and Щепкин, {Дмитрий Николаевич} and Sven Macholl and Herrebout, {Wouter A.}",

note = "Publisher Copyright: {\textcopyright} 2021, Pleiades Publishing, Ltd.",

year = "2021",

doi = "10.1134/S0030400X21080129",

language = "English",

volume = "129",

pages = "1130--1137",

journal = "OPTICS AND SPECTROSCOPY",

issn = "0030-400X",

publisher = "Pleiades Publishing",

number = "10",

}

RIS

TY - JOUR

T1 - FTIR Cryospectroscopic Study of Fermi Resonance Polyads ν s ≈ 2ν b in CHF3

AU - Меликова, Сона Меджидовна

AU - Рутковский, Константин Станиславович

AU - Щепкин, Дмитрий Николаевич

AU - Macholl, Sven

AU - Herrebout, Wouter A.

PY - 2021

Y1 - 2021

N2 - The sequences of Fermi resonances νs ≈ 2νb in the IR spectrum of a fluoroform solution (CHF3) in liquefied krypton have been studied. Here, νs is the CH-stretching vibration and νb is the bending vibration. It has been shown that it is necessary to use an extended set of spectroscopic parameters for the correct description of resonant multiplets at a high degree of vibrational excitation. Among other factors, it is necessary to consider the dependence of the anharmonic interaction constant αsbb on the vibrational quantum numbers. The conclusions are generalized for the arbitrary case of the CH-chromophore CHX3.

AB - The sequences of Fermi resonances νs ≈ 2νb in the IR spectrum of a fluoroform solution (CHF3) in liquefied krypton have been studied. Here, νs is the CH-stretching vibration and νb is the bending vibration. It has been shown that it is necessary to use an extended set of spectroscopic parameters for the correct description of resonant multiplets at a high degree of vibrational excitation. Among other factors, it is necessary to consider the dependence of the anharmonic interaction constant αsbb on the vibrational quantum numbers. The conclusions are generalized for the arbitrary case of the CH-chromophore CHX3.

KW - anharmonicity

KW - CH-chromophore

KW - CHF

KW - Fermi resonance

KW - fluoroform

UR - http://www.scopus.com/inward/record.url?scp=85122094644&partnerID=8YFLogxK

U2 - 10.1134/S0030400X21080129

DO - 10.1134/S0030400X21080129

M3 - Article

AN - SCOPUS:85122094644

VL - 129

SP - 1130

EP - 1137

JO - OPTICS AND SPECTROSCOPY

JF - OPTICS AND SPECTROSCOPY

SN - 0030-400X

IS - 10

ER -

ID: 91154423

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FTIR Cryospectroscopic Study of Fermi Resonance Polyads ν_s ≈ 2ν_b in CHF₃