The onset of intramolecular vibrational energy redistribution and its intermediate case: The ν1 and 2ν1 molecular beam, optothermal spectra of trifluoropropyne

BH Pate, KK Lehmann, G Scoles - The Journal of chemical physics, 1991 - pubs.aip.org
Using the optothermal method for molecular beam, infrared spectroscopy, we have
measured both the fundamental and first overtone of the acetylenic C–H stretch in CF3CCH …

Quasistable extreme motion vibrational states of HFCO above its dissociation threshold

YS Choi, CB Moore - The Journal of chemical physics, 1991 - pubs.aip.org
The anharmonic mixing of highly excited vibrational states of HFCO above its dissociation
threshold is studied by stimulated emission pumping spectroscopy. At 0.05-cm-I resolution …

Methyl group torsional dynamics from rotationally resolved electronic spectra. 1‐and 2‐methylnaphthalene

XQ Tan, WA Majewski, DF Plusquellic… - The Journal of chemical …, 1991 - pubs.aip.org
Rotationally resolved fluorescence excitation spectra of three vibronic bands in the S 1← S 0
transitions of 1‐and 2‐methylnaphthalene (1 and 2MN) have been obtained. Each band …

High‐resolution infrared spectroscopy of 2‐fluoroethanol in a molecular beam

CL Brummel, SW Mork, LA Philips - The Journal of chemical physics, 1991 - pubs.aip.org
The high‐resolution infrared spectrum of 2‐fluoroethanol (2FE) in a molecular beam was
obtained in the region of 2990–2977 cm− 1. This spectral region contains the asymmetric …

Narrow band 1.2–2.2 μm light via cw Nd: YAG/dye laser difference frequency generation: application to the overtone absorption spectrum of ArHF

A McIlroy, DJ Nesbitt - Chemical physics letters, 1991 - Elsevier
The generation of continuously tunable, cw 1.2–2.2 μm light by the difference mixing of a cw
Nd: YAG lase from a cw ring laser in temperature phase matched LiNbO 3 is described. The …

Mode Selective Chemistry

RD Levine, J Jortner - Mode Selective Chemistry: Proceedings of the …, 1991 - Springer
Selectivity of product formation in activated chemical reactions can be accomplished by the
control of energy acquisition, storage and disposal in the molecular system. This goal can be …

On the measurement of the rate of intramolecular vibrational energy redistribution via high resolution molecular beam optothermal spectroscopy

KK Lehmann, BH Pate, G Scoles - Laser Chemistry, 1991 - Wiley Online Library
Using frequency resolved techniques we have been able to measure the rate of
intramolecular vibrational energy redistribution in a number of substituted acetylenes. The …

Intramolecular Vibrational Redistribution on the Nanosecond Time Scale: v1and 2v1Spectra of Substituted Acetylene Compounds

KK Lehmann, BH Pate, G Scoles - … Held in Jerusalem, Israel, May 20–23 …, 1991 - Springer
Intramolecular vibrational energy redistribution (IVR) continues to be a subject of wide
interest to chemical physics. Most previous work has found that NR is rapid (on the time …

Dependence of intramolecular vibrational relaxation on central atom substitution:. nu. 1 and 2. nu. 1 molecular beam optothermal spectra of 3, 3-dimethyl-1-butyne …

ERT Kerstel, KK Lehmann, TF Mentel… - The Journal of …, 1991 - ACS Publications
Conclusion The optical model is based on the distinction between those molecules that are
scattered promptly off the surface and those that are not. The sticking probability is computed …

[图书][B] Investigations of intramolecular dynamics by picosecond time-resolved spectroscopy

PG Smith - 1991 - search.proquest.com
Intramolecular vibrational energy redistribution (IVR) is studied by picosecond time resolved
fluorescence depletion (TRFD), a technique which directly measures the ultrafast relaxation …