The experimental geometries of SF4 and CH2 SF4 are reproduced very well by the calculations. On the basis of the calculations for O SF4, a choice between the four possible molecular models derived from electron diffraction experiments is possible. For CH2 SF4, only the conformer with the ...
particularly as a fluorinating agent in organic chemistry, has been the subject of many studies The structure of SF4 has been determined in the gas phase by microwave spectroscopy and electron diffraction, revealing its molecular seesaw geometry (C_(2v)), which is in accord with the VSEPR mode...
Ronald Gillespie and Ronald Nyholm developed VSEPR theory to predict the geometry of a molecule from the total number of covalent bonds and lone pairs present in it. The full form of VSEPR theory is valence shell electron pair repulsion theory. ...
The effect of valence state and site geometry on Ti L3,2 and O K electron energy-loss spectra of TixOy phases. Am. Mineral. 92, 577–586 (2007) Article CAS ADS Google Scholar Digne, M., Sautet, P., Raybaud, P., Euzen, P. & Toulhoat, H. Use of DFT to achieve a rational ...
as a result of increased cell division in the longitudinal direction and decreased cell division in the transverse direction. OsSPL16 (GW8), an SBP-domain transcription factor that regulates grain width, bound directly to theGW7promoter and repressed its expression. The presence of a semidominant...
The lattice vibrations in the molecular crystal SnI4 have been investigated by high-pressure and high-temperature... S Sugai - 《Journal of Physics C》 被引量: 102发表: 1985年 Two-wave-mixing dynamics and nonlinear hot-electron transport in transverse-geometry photorefractive quantum wells studied...