Zobrazeno 1 - 10
of 61
pro vyhledávání: '"T.D. Klots"'
Autor:
W.D. Good, A. Nguyen, J.W. Reynolds, N.K. Smith, W.V. Steele, S.E. Knipmeyer, T.D. Klots, Robert D. Chirico, A.P. Rau, A. B. Cowell
Publikováno v:
The Journal of Chemical Thermodynamics. 30:1423-1439
Heat capacity and enthalpy measurements by using adiabatic calorimetry for temperatures between 6 K and 440 K are reported for bicyclohexyl (Chemical Abstracts registry number [92-51-3]). The triple point temperature and the enthalpy of fusion were d
Autor:
T.D Klots
Publikováno v:
Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy. 54:1481-1498
Assignment modifications for the pyridine fundamentals are proposed, based on first time Raman vapor measurements, and a more complete set of infrared and Raman spectra for the gas and liquid. Raman polarization measurements are newly given for some
Publikováno v:
The Journal of Chemical Thermodynamics. 30:535-556
Reconciliation of standard entropies Δ 0 T S m °(cal) derived from calorimetric and thermophysical property studies with standard entropies Δ 0 T S m °(stat) derived with assigned vibrational spectra and the methods of statistical mechanics is us
Publikováno v:
The Journal of Chemical Thermodynamics. 28:797-818
Measurements leading to the calculation of standard thermodynamic properties for pyridine (Chemical Abstracts registry number 110-86-1) are reported for temperatures from the triple-point temperatureTtp=231.51 K toT=560 K. The standard state is defin
Autor:
T.D Klots
Publikováno v:
Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy. 51:2307-2324
The vibrational spectra of indene have been examined in the vapor and the liquid state using infrared and Raman spectroscopy. Wavenumbers of the liquid spectra are measured to 0.1 cm −1 to re-examine the potential of indene as a calibration molecul
Autor:
T.D Klots, W.B Collier
Publikováno v:
Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy. 51:1255-1272
The vibrational freqeuncies of indole, benzofuran, benzothiophene, benzoxazole and benzothiazole are analyzed by scaling of the AM1 generated force field. Predicted, or zero-order, frequencies are calculated by transferring scale factors determined f
Autor:
W.B Collier, T.D Klots
Publikováno v:
Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy. 51:1273-1290
Vibrational spectra of benzothiophene and benzothiazole in the gas and liquid states are examined using FTIR and Raman spectroscopy in the region from 100 to 4000 cm −1 . Polarization measurements of the vibrations in the liquid are taken using Ram
Autor:
T.D Klots, W.B Collier
Publikováno v:
Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy. 51:1291-1316
Wavenumbers for the fundamental vibrations of benzoxazole, benofuran, and indole in the gas phase are determined using IR and Raman spectroscopy. Spectra of the liquid and solid for these molecules are also measured, thereby assisting with the interp
Autor:
W.B. Collier, T.D. Klots
Publikováno v:
Spectrochimica Acta Part A: Molecular Spectroscopy. 50:1725-1748
The vibrational spectra of 2,3-dihydrofuran and 2,5-dihydrofuran have been recorded using IR and Raman spectroscopy for the gas, liquid and solid states. A vibrational assignment consisting of a nearly complete set of vapor phase wavenumbers is propo
Publikováno v:
Spectrochimica Acta Part A: Molecular Spectroscopy. 50:765-795
Vibrational spectroscopic studies, including IR vapor, Raman vapor and Raman liquid spectra, have been made to obtain the complete set of fundamental vibrational frequencies in the vapor and liquid states for furan, pyrrole and thiophene. For furan,