| 100. |
| 140. Атомная и молекулярная физика |
| 1403. Свойства молекул и их взаимодействие с фотонами |
| 33.15.Kr. Electric and magnetic moments (and derivatives), polarizability, and magnetic susceptibility |
| 33.15.Mt. Rotation, vibration, and vibration-rotation constants |
| 33.15.Pw. Fine and hyperfine structure |
| 33.20.-t. Molecular spectra (see also *PACS* 78.47.J- Ultrafast spectroscopy (<1 psec) in condensed matter and *PACS* 82.53.Kp Coherent spectroscopy of atoms and molecules ; for chemical analytical methods using spectroscopy, see *PACS* 82.80.Dx, Gk, Ha in physical chemistry ; *PACS* 87.64.-t Spectroscopic and microscopic techniques in biological physics ; for spectra of macromolecules and polymer molecules, see *PACS* 36.20.Kd ) |
| 33.20.Bx. Radio-frequency and microwave spectra |
| 33.20.Ea. Infrared spectra |
| 33.20.Fb. Raman and Rayleigh spectra (including optical scattering) |
| 33.20.Kf. Visible spectra |
| 33.20.Sn. Rotational analysis |
| 33.20.Tp. Vibrational analysis |
| 33.20.Vq. Vibration-rotation analysis |
| 33.70.-w. Intensities and shapes of molecular spectral lines and bands |
| 33.70.Ca. Oscillator and band strengths, lifetimes, transition moments, and Franck-Condon factors |
| 33.70.Fd. Absolute and relative line and band intensities |
| 33.80.-b. Photon interactions with molecules (see also *PACS* 42.50.-p Quantum optics ) |
| 1404. Процессы столкновения и взаимодействия атомов и молекул |
| 400. Междисциплинарный раздел |
| 440. Методы |
| 4403. Общие спектроскопические методы (использование в анализе – см. 4105) |
| 44031. Оптические методы |
| 4403105. ИК-спектроскопия |