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Now showing results 69861-69880 of 85930
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THE $s 2\leftarrow 2 \nu_{2}$ HOT BAND IN $^{14}NH_{3}$ AND $^{15}NH_{3}$
D'Cunha, R.; Deo, M. N. ( 1988 )Numerous transitions have been identified and assigned in the $s 2\leftarrow 2 \nu_{2}$ hot band of ${14}NH_{3}$ and $^{15}NH_{3}$, from the long-path Fourier transform spectra recorded with a White-type multiple reflection ... -
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$S = 4$ and $S = 5$ SPIN STATES OF THE ANTIFERROMAGNETIC $Mn_{2}$ MOLECULE
Cheeseman, M.; Weltner, W., Jr. ( 1988 )$MD_{2}$ has been shown to be a van der Waals molecule with the two Mn atoms $(3d^{5}4s^{2})$ antiferromagnetically coupled $(J = -10 cm^{-1})$ to form a $^{1}\sigma_{g}$ lowest $state.^{1} {Mn_{2}}$ can be formed in solid ... -
The "S Bridge" on State Route 40
( 1944 ) -
S. 600-An Unnecessary and Dangerous Foray into Classic Populism
Baker, Donald I.; Grimm, Karen L. ( 1979 ) -
S. W. Robinson -- Engineer
Smith, Leonard; Weisenberg, Irwin J. ( 1942-06 ) -
S. Y. Agnon's Art of Composition: The Befuddling Turn of the Compositional Screw
Mazor, Yair, 1950- ( 1986 ) -
The S.A.G.E. Project: A Model for Library Support of Distance Education
Rodman, Ruey L. ( 2001 )This paper describes the process and creation of a library resources and services Web page within WebCT, a course authoring program that is being used to deliver complete course content over the Internet in a distance ... -
S/N ENHANCEMENT OF AN FTS SYSTEM BY DYNAMIC FILTER COMPENSATION FOR SAMPLING ERRORS
Logan, L. M.; Gowrinathan, S.; Ludwig, H. G. ( 1979 )The S/N capability of an Idealab Fourier Transform Spectrometer using a HgCdTe detector was Improved by a factor of 30 to a level where system performance with a Nernst glower source was limited only by the extrinsic ... -
S/N ENHANCEMENT OF AN FTS SYSTEM BY DYNAMIC FILTER COMPENSATION FOR SAMPLING ERRORS
Logan, L. M.; Gowrinathan, S.; Ludwig, H. G. ( 1979 )The S/N capability of an idea lab Fourier Transform Spectrometer using a JgCdTe detector was improved by a factor of 30 to a level where system performance with a Nernst glower source was limited only by the extrinsic ... -
THE $S_1 (n,\pi^{*}$) STATE OF 2-CYCLOHEXEN-1-ONE: CAVITY RINGDOWN ABSORPTION SPECTRUM AND DFT CALCULATIONS
Gilles, Emily J.; Ausman, L. K.; Brown, E. A.; Drucker, Stephen; Lee, S.; Choo, Jaebum; Rishard, Mohamed; Laane, J. ( 2006 )The cavity ringdown absorption spectra of 2-cyclohexen-1-one (2CHO) and a deuterated derivative were recorded near 380 nm in a room-temperature gas cell. The weak band system ($\epsilon \approx$ 20 $M^{-1}$ ${\rm ... -
$S_{0}$ CIS-TRANS ISOMERIZATION OF OCTATETRAENE AS DETECTED BY HIGH RESOLUTION EMISSION SPECTROSCOPY
Kohler, Bryan E.; Spiglanin, Thomas A. ( 1981 )The ground state potential energy surface of octatetraene is investigated to gain an understanding of the complicated cis-trans isomerization which occurs in this linear polyene. High resolution emission spectra at 4.2k ... -
THE $S_{1} - S_{0}$ FLUORESCENCE EXCITATION SPECTRUM OF FORMIC ACID
Beaty, L. M.; Moule, D. C.; Judge, R. H.; Liu, H.; Lim, E. C. ( 1998 )The fluorescence excitation spectrum of formic acid monomer (HCOOH) has been recorded under jet-cooled conditions in the region, $268-257 nm$. A rotational analysis of the first four bands was used to establish the allowed ... -
THE $S_{1} \leftarrow S_{0}$ FLUORESCENCE EXCITATION SPECTRA OF ANISOLE AND STYRENE UING HIGH RESOLUTION TECHNIQUES
Ribblett, Jason W.; Pratt, D. W. ( 1997 )Anisole (methoxybenzene) and styrene (vinylbenzene) are similar chemical species. However, their electronic strucures are very different. In this report, we describe the rotationally resolved fluorescence excitation spectra ... -
$S_{1} \leftarrow S_{0}$ TRANSITION MOMENT ORIENTATIONS IN SUBSTITUTED $BENZENES^{1}$
Ribblett, Jason W.; Pfanstiel, J. F.; Pratt, D. W.; Hepworth, P. A.; McCombie, June; Simons, John P. ( 1995 )Rotationally resolved fluorescence excitation spectra of the origin bands in the $S_{1} \leftarrow S_{0}$ transitions of each of the four conformers of methyl-3-hydroxybenzoate and its deuterated isotopomer have been ... -
THE $S_{1} \leftarrow S_{0}$ TRANSITION OF THE ANILINE-NITROGEN VAN DER WAALS COMPLEX REVISITED
Brechignac, Ph.; Douin, S.; Parneix, P. ( 2002 )The LIF excitation spectra of the $S_{1} \leftarrow S_{0}$ transition of the aniline-nitrogen van der Waals (vdW) complex have been recorded near the origin band region for a broad range of expansion conditions. They exhibit ... -
$S_{1}, T_{1} {\leftarrow} S_{0}$ PHOSPHORESCENCE EXCITATION SPECTRUM OF BENZALDEHYDE
Koyanagi, Motohiko; Goodman, Lionel ( 1972 )The $S_{1}, T_{1} {\leftarrow} S_{0}$ phosphorescence excitation spectrum for benzaldehyde was observed in several environments at $4.2^{\circ} K$ and nearly complete vibronic analyses were made. The $^{1}n, {\Pi}^{*}$ ... -
$S_{1}-S_{0}$ TRANSITION MOMENT ORIENTATIONS IN AROMATIC $ETHERS^{*}$
Ribblett, Jason W.; Pratt, D. W. ( 1996 )Rotationally resolved fluorescence excitation spectra of the four origin bands that appear in the $S_{1}-S_{0}$ electronic transition of methyl -3-methoxybenzoate have been obtained and analyzed. The four origins have ... -
$S_{1}-S_{0}$ VIBRONIC SPECTRA OF BENZENE CLUSTERS REVISITED: I. THE TETRAMER
Iimori, T.; Ohshima, Yasuhiro ( 2001 )We revisit the vibronic band systems of benzene cluster isotopomers by mass-selective resonant two-photon ionization (R2PI) and ultraviolet-ultraviolet hole burning $spectroscopies.^{a}$ Hole burning spectra on the transitions ... -
$S_{1}-S_{0}$ VIBRONIC SPECTRA OF BENZENE CLUSTERS REVISITED: II. THE TRIMER
Iimori, T.; Aoki, Y.; Ohshima, Yasuhiro ( 2001 )As the second part of our recent reinvestigation on the electronic spectra of benzene $clusters,^{a}$ we present the trimer vibronic system studied by two-color (2C) resonance enhanced two-photon ionization (R2PI) and UV-UV ...