Zobrazeno 1 - 10
of 217
pro vyhledávání: '"Hiroatsu Matsuura"'
Publikováno v:
The Journal of Physical Chemistry B. 110:16239-16247
The molecular conformation and melting behavior of triblock position isomers H(CH(2))(k)(OCH(2)CH(2))(4)O(CH(2))(12)(-)(k)H (abbreviated as C(k)E(4)C(12)(-)(k)) with k = 6-11 have been studied by infrared spectroscopy and differential scanning calori
Autor:
Keiichi Ohno, Hiroatsu Matsuura, Koichi Kawasaki, Keijiro Taga, Yasushi Yamamoto, Tadayoshi Yoshida
Publikováno v:
Journal of Molecular Structure. 788:159-175
The molecular structures of a series of diethyl ether and its organosilicon derivatives of CH 3 MH 2 OM′H 2 CH 3 (M, M′=C and Si) have been studied by Raman spectroscopy and density functional theory (DFT) with the B3LYP/6-31G* and 6-311+G** meth
Autor:
Koichi Fukuhara, Takahiro Mizawa, Hiroatsu Matsuura, Kyriakos Viras, Hirotaka Kumamoto, Tomohiro Inoue, Yoshihide Terai
Publikováno v:
Phys. Chem. Chem. Phys.. 7:1457-1463
The chain-length-dependent conformational transformation and the melting behaviour of triblock compounds alpha-octyl-omega-octyloxyoligo(oxyethylene)s, H(CH2)8(OCH2CH2)mO(CH2)8H (abbreviated as C8EmC8) (m = 1-8), have been studied by infrared spectro
Autor:
Georgi P. Georgiev, Nikolay Goutev, Mircho Georgiev, Tatiana Popova, Zhorro S. Nickolov, Hiroatsu Matsuura
Publikováno v:
Open Chemistry, Vol 2, Iss 4, Pp 617-626 (2004)
The hypothesis that the degree of hydration of poly(oxyethylene) (POE) in aqueous solution depends on the mole ratio of water molecules to ether oxygen atoms in the molecule has been verified by studying the isotropic Raman spectra in the O−H stret
Publikováno v:
Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy. 60:3013-3023
Geometries and harmonic vibrational wave numbers were calculated on a series of simple compounds that contain the atoms of elements in the groups 14-17 by density functional theory at the B3LYP/6-311++G(3df,2pd) level. The calculated wave numbers agr
Autor:
Shigetaka Hamada, Keiichi Ohno, Yasushi Yamamoto, Hiroatsu Matsuura, Norihiro Shida, Hiroshi Yoshida, Keijiro Taga, Tadayoshi Yoshida, Yasuomi Jibu
Publikováno v:
Journal of Molecular Structure. 694:63-71
The IR and Raman spectra of n -propyltrichlorogermane (PTCG), CH 3 CH 2 CH 2 GeCl 3 , and n -propyltrichlorostannane (PTCS), CH 3 CH 2 CH 2 SnCl 3 , were measured in the liquid and solid states. The fundamental vibrations were assigned with the aid o
Publikováno v:
The Journal of Physical Chemistry B. 108:515-522
The chain-length-dependent conformational transformation and melting behavior of triblock compounds α-hexyl-ω-hexyloxyoligo(oxyethylene)s, H(CH 2 ) 6 (OCH 2 CH 2 ) m O(CH 2 ) 6 H (abbreviated as C 6 E m C 6 s) (m = 1-7), have been studied by differ
Publikováno v:
Journal of Molecular Structure: THEOCHEM. 639:53-67
Quantum chemical calculations (MP2 and B3LYP methods) and vibrational analysis were performed on the compounds that contain carbon–phosphorus multiple and single bonds: HCP, FCP, ClCP, CH3CP, (CH3)3CCP, CH2PCl, CF2PH, CF2PCF
Publikováno v:
Journal of Molecular Structure. 658:79-86
The conformation of a short-chain poly(oxyethylene), CH 3 (OCH 2 CH 2 ) 3 OCH 3 (C 1 E 3 C 1 ), complexed with LiX (X Cl or Br) in water was studied by infrared spectroscopy. The effects of the cation and the anion on the conformation were examin
Publikováno v:
The Journal of Physical Chemistry B. 106:13211-13223
A combined C−D stretching Raman and deuterium NMR spectroscopic method was applied to a study of the molecular and phase structure of the C12E5−water system, where C12E5 denotes a nonionic surfacta...