A double-well potential surface has been computed for Ihe our-of-plane bending and Ihe C=O slrckhmg vibrations of the lowesl Fi3Az excited electronic state of H&O. The vibrauonal levels of Lhe coupled osallators have bern calculaled using a variational treatment\_ The barrier heighl of inversion as
Vibrational frequencies of the ã (1A2) and ã(3a2) nπ states of formaldehyde. scaled ab initio force fields - A new application
✍ Scribed by Allan R. Gregory; K.Glen Kidd
- Publisher
- Elsevier Science
- Year
- 1980
- Tongue
- English
- Weight
- 280 KB
- Volume
- 72
- Category
- Article
- ISSN
- 0009-2614
No coin nor oath required. For personal study only.
✦ Synopsis
A new method based on scaled ab uutio force fields is mtroduced for c$culatrng evcttedstate viiratronal frequencies. Apphcatron to formaldehyde confirms the need to revrse the value of vg (A, HzCO), but not the value of va(z DaCO).
Lasers have revolutiomzed electronic spectroscopy and photochemistry * Issued as NRCC number 17616.
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The spectroscopic characteristics of the three lowest-lying electronic state-s of SiRa. SiHHF, and SiFa have been predicted via a priori qnantmn-mechanical methods\_ Where experimental results are available, the theoretical predictions usbaBy agree well. SpeciticaBy Rao's identification of the 3Br a