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Now showing results 13141333 of 85841

$A^{1}\Sigma^{+}  \bar{X}^{1}\Sigma^{+}$ ELECTRONIC TRANSITION OF YOH IN THE VISIBLE REGION
Athanassenas, K.; Kingston, C. T.; Merer, A. J.; Peers, J. R. D.; Gillett, D. A. ( 1997 )Excitation spectra of the new molecules YOH and YOD have been recorded in the 500625 nm wavelength region by laserinduced fluorescence, following reaction of laserablated yttrium with $H_{2}O$ or $D_{2}O$ under supersonic ... 
THE $A^{1}\Sigma^{}_u$ AND $B^{1}\Delta_u$ ELECTRONIC STATES OF $C_{2}N_{2}$
Huang, Y.; Halpern, J. B. ( 1992 )Absorption, emission and CN fragment yield spectra of ethanedinitrile $(C_{2}N_{2}$) have been measured between 225 and 206 nm. Even below the dissociation limit, emission is much stronger form the $A^{1}\Sigma^{}_u$ ... 
THE $A^{2}$$\Pi$$X^{2}$$\Sigma^+$ BAND SYSTEM OF SrF REVISITED
Steimle, Timothy C.; Le, Anh ( 2009 )Recently DeMille et al \underline {\textbf{100}} 023003, 2008.} proposed using $^{87}$SrF and other heavy diatomic molecules to measure nuclear spindependent parity violation (NSDPV). In this scheme the $N$=0 (+parity) ... 
THE $A^{2}\Pi  X^{2}\Sigma^{+}$ TRANSITION IN YTTERBIUM MONOFLUORIDE:
Adam, A. G.; Beyea, K. L.; Clarke, T. E.; Linton, C.; Peers, J. R. D. ( 1993 )High resolution excitation spectra of several isotopomers of YbF have been obtained using a single frequency ring dye laser. The previous analysis of Barrow and $Chojnicki^{1}$ has been extended beyond the $00$ transition. ... 
$A^{2}\Pi ^{\sim} X^{2}\Sigma^{+}$ INTERACTION PARAMETERS FOR $^{12}C^{16}O^{+}, ^{13}C^{16}O^{+}$ AND $^{14}C^{16}O^{+}$ FROM DEPERTURBATION ANALYSES OF $A^{2}\Pi(v') X^{2}\Sigma^{+} (v^{\prime \prime})$ BANDS
Coxon, John A.; Kępa, R.; Kocan, A.; PiotrowskaDomagala, I. ( 2004 )Several $A^{2}\Pi X^{2}\Sigma^{+}$ emission bands of $CO^{+}$, for which the Astate vibrational level is perturbed, have been recorded photographically. The well known $A(v^{\prime} = 0) ^{\sim} X(v^{\ast} = 10)$ and ... 
THE $A^{3}\PhiX^{3} \Delta$ SYSTEM OF TiO: LABORATORY AND SUNSPOT MEASUREMENTS
Ram, R. S.; Bernath, P. F.; Wallace, Lloyd ( 1998 )The spectrum of TiO has been observed in the laboratory as well as in sunspots using a Fourier transform spectrometer. In laboratory, the molecules were excited in a titanium hollow cathode lamp operated with neon. The TiO ... 
THE $a^{3}\Sigma^{+}(u)(a_{1}1_{(u)})X^{1}\Sigma^{+}_{(g)}(XO^{+}{_{(g)}})$ TRANSITIONS OF GROUP VA DIMERS
Breidohr, R.; Shestakov, O.; Setzer, K. D.; Fink, E. H.; Żyrnicki, W. ( 1994 )Emission of the $a^{3}\Sigma^{+}(u)(a_{1}^{1}(u))X^{1}\Sigma^{+}(g)(XO^{+}(g))$ transitions of $Sb_{2}, BiN, BiP, BiAs, BiSb, and Bi_{2}$ has been observed in the nearinfrared spectral region between 3800 and $11000 ... 
THE $A^{3}\Sigma_{u}^{+}, A'\ ^{3}\Delta_{u}$, AND $c^{1}\Sigma_{u}^{}$ STATES OF $O_{2}$ IN THE LABORATORY AND IN PLANETARY AIRGLOWS
Slanger, T. G.; Huestis, D. L. ( 1980 )Until recently, studies of the three $O_{2}$ metastable states lying 4 to 5 eV above the ground state have been of a quite limited nature. The $A^{3}\Sigma_{u}^{+} \rightarrow X^{3}\Sigma_{g}^{}$ transition is known both ... 
THE $a^{3}II$ STATE OF CS
Weinstein, Howard J.; Bergeman, T.; Klemperer, William ( 1968 )The ultraviolet absorption spectrum of CS has been photographed with a high dispersion spectrograph. Analysis of the first five bands [(0,0) to (4,0)] of the $a^{2}\piX^{1}\Sigma$ system will be presented. Absolute ... 
THE $A^{6}\Sigma^{+}  X^{6}\Sigma^{+}$ TRANSITION OF CrH, EINSTEIN COEFFICIENTS AND AN IMPROVED DESCRIPTION OF THE A STATE
Bauschlicher, Charles W., Jr.; Ram, R. S.; Bernath, P. F.; Parsons, C. G.; Galehouse, Daniel ( 2001 )The spectrum of CrH has been reinvestigated in the $900015000 cm^{1}$ region using the Fourier transform spectrometer of the National Solar Observatory. The 10 and 11 bands of the $A^{6}\Sigma^{+}  X^{6}\Sigma^{+}$ ... 
A1 IONIZATION POTENTIALS FROM EFFECTIVE POTENTIAL QMC WITH CORE POLARIZATION
Christiansen, P. A. ( 1989 )In preliminary studies effective potential quantum Monte Carlo techniques were used to compute the first three ionization potentials of Al. Although core polarization was found to be negligible for the first ionization ... 
$A_{g7}$ CLUSTER: PENTAGONAL BIPYRAMID
Bach, S. B. H.; Garland, D. G.; Van Zee, R. J.; Weltner, W., Jr. ( 1987 )The analysis of a wellresolved electronspinresonance (ESR) spectrum of a silver cluster trapped in solid neon at $4^{\circ}K$ has established it as $A_{g_{7}}$. 109Ag hyperfine structure shows that the single electron ... 
AA.VV: Cuentos eróticos
Valls, Fernando ( 1990 ) 
THE AABS PACKAGE FOR ASSIGNMENT AND ANALYSIS OF BROADBAND SPECTRA
Kisiel, Z. ( 2005 )Analysis of broadband spectra poses a considerable challenge to data reduction and management, The advent of the FASSST technique has brought these issues into the realm of rotational spectroscoy, in which instrumental ... 
AN AB INITI STUDY OF LINEAR MgCCH AND MgCC AND CYCLIC $MgC_{2}$.
Woon, D. E. ( 1995 )Several species which are candidates for interstellar magnesiumbearing molecules have been studied with correlated ab initio methods and large correlation consistent basis sets. Equilibrium structures, rotational constants, ... 
AB INITIO ANALYSIS OF PERTURBED ROTATIONAL LEVEL STRUCTURE IN EXCITED STATES OF HeD
Van Hemert, M. C.; Peyerimhoff, S. D. ( 1988 )The bound excited states of the HeH molecule are known to have strong interaction with the repulsive ground state through the radial component of the nuclear kinetic energy operator. Apart from this interaction that leads, ... 
AB INITIO ANALYSIS OF THE STRUCTURE AND INFRARED SPECTRA OF THE FURYLIMIDAZOLES
Boggs, James E.; Vázquez, G. J.; Ballester, Lourdes ( 1995 )Each of the four isomers (1, 2, 4 and 5) of (2furyl) imidazole has two stable conformers varying by the mutual orientation of the rings. Ab initio calculations at the $631G^{\ast\ast}/MP2$ level show that two of these ... 
AB INITIO AND CNDO/2 CALCULATION OF FORCE CONSTANTS AND THE PREDICTION OF VIBRATIONAL SPECTRA
Fogarasi, Geza; Pulay, Peter; Torok, Ferenc ( 1977 )The general harmonic valence force fields of benzene and several organic molecules have been calculated by the force method, using moderate size Gaussian lobs basis sets. The theoretical results agree with experiment within ... 
AB INITIO AND DFT CALCULATIONS FOR THE VIBRATIONAL FREQUENCIES AND BARRIER TO PLANARITY OF CYCLOPENTENE AND ITS DEUTERATED ISOTOPOMERS
AlSaadi, Abdulaziz; Laane, J. ( 2005 )Ab initio and DFT calculations have been carried out for the cyclopentene molecule in order to analyze its structure and vibrational frequencies. The structure was calculated with MP2/6311++G** and MP2/ccpVTZ basis sets ... 
AB INITIO AND DFT STUDIES ON THE SPECTROSCOPY AND PHOTOPHYSICS OF ANTHRANILIC AND SALICYLIC ACIDS
Singh, V. B. ( 2006 )Ab initio and DFT calculations have been carried out at HarteeFock (HF) and B3LYP level using different basis sets to study the IR spectra of monomers and dimmers of Anthralic and Salicylic acids. The excited state energies ...