Zobrazeno 1 - 10
of 108
pro vyhledávání: '"Trevor J. Dines"'
Publikováno v:
The Journal of Physical Chemistry A. 119:11280-11292
IR and Raman spectra of eugenol, isoeugenol and methyl eugenol have been obtained in the liquid phase. Vibrational spectroscopic results are discussed in relation to computed structures and spectra of the low energy conformations of these molecules o
Publikováno v:
Rapid Communications in Mass Spectrometry. 27:2399-2410
Ion mobility spectrometry-mass spectrometry (IMS-MS) offers an opportunity to combine measurements and/or calculations of the collision cross-sections and subsequent mass spectra with computational modelling in order to derive the three-dimensional s
Publikováno v:
Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy. 96:972-985
Solid-state Raman and IR spectra of two polymorphic forms of each of three fenamates (flufenamic acid, mefenamic acid and tolfenamic acid) display subtle but highly reproducible differences. Many of these spectral differences can be ascribed to diffe
Autor:
Babur Z. Chowdhry, Rex A. Palmer, Andrew P. Mendham, John Spencer, Graham J. Tizzard, Trevor J. Dines, Muhammad Mujahid, Simon J. Coles
Publikováno v:
Journal of Chemical Crystallography. 41:1323-1327
The cyclic di-amino acid peptide N,N′-diacetyl-cyclo(Gly-Gly), C8H10N2O4, crystallizes in the triclinic space group $$ P\bar{1} $$ with unit cell parameters a = 9.4855(4) A, b = 10.0250(3) A, c = 10.0763(4) A, α = 73.682(2)°, β = 82.816(2)°, γ
Autor:
John Spencer, Rex A. Palmer, Graham J. Tizzard, Trevor J. Dines, Babur Z. Chowdhry, Andrew P. Mendham, Simon J. Coles, Muhammad Mujahid
Publikováno v:
Journal of Chemical Crystallography. 41:1328-1334
The cyclic di-amino acid peptide cyclo(l-homoCySH-l-homoCySH) [(3S, 6S)-3, 6-bis(2-sulfanylethyl) piperazine-2,5-dione, C8H14N2O2S2, crystallizes in the orthorhombic space group P212121 with unit cell parameters a = 6.1509(2) A, b = 18.0217(9) A, c =
Publikováno v:
Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy. 78:918-925
Solid state IR and Raman as well as aqueous solution state Raman spectra are reported for the anions of urazole and 4-methylurazole, and their N-deuterated derivatives. DFT calculations, at the B3-LYP/cc-pVTZ level, established that the structures an
Autor:
I. T. Shadi, Stephen A. Leharne, Babur Z. Chowdhry, Trevor J. Dines, John P. Ryall, Robert Withnall
Publikováno v:
Journal of Raman Spectroscopy. 42:230-238
Infrared (IR) and Raman spectra were obtained for N,N′ dicyclohexylcarbodiimide (DCC) in the solid state and in CHCl3 solution. Structures and vibrational spectra of isolated, gas-phase DCC molecules with C2 and Ci symmetries, computed at the B3-LY
Publikováno v:
Journal of Raman Spectroscopy. 42:1174-1184
Single-crystal Raman and polycrystalline thin-film infrared measurements have been obtained for the polar organic nonlinear optical material 2-(alpha-methylbenzylamino)-5-nitropyridine(MBANP). For comparison, thin-film polycrystalline infrared measur
Publikováno v:
Chemical Physics. 373:219-227
Solid-state IR and Raman as well as aqueous solution state Raman spectra are reported for urazole, 4-methylurazole and their deuterated derivatives. DFT calculations, at the B3-LYP/cc-pVTZ level, established that the structures and vibrational spectr
Autor:
Trevor J. Dines, Brian S. Potter, Rex A. Palmer, Babur Z. Chowdhry, Nighat Kausar, Bruce D. Alexander, Madeleine Helliwell
Publikováno v:
Journal of Chemical Crystallography. 40:602-607
N-acetyl-l-glutamic acid, crystallizes in the orthorhombic space group P212121 with unit cell parameters a = 4.747(3), b = 12.852(7), c = 13.906(7) A, V = 848.5(8) A3, Z = 4, density (calculated) = 1.481 mg/m3, linear absorption coefficient 0.127 mm