Browse by Subject "Chemistry, Physical"

• (1984)
Pulsed N.M.R. techniques are used to study the dynamic behavior of viscous fluids ((eta) > 1 Poise) in the supercooled state. The applicability of the hydrodynamic equations to high viscosity systems is investigated at ...

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• (1998)
The design, fabrication and use of a near field scanning optical microscope to investigate the structure-property relationships of porous gallium arsenide is reported. Novel porous gallium arsenide (GaAs) surfaces containing ...

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• (1996)
Surface diffusion is of fundamental importance in a variety of industrial kinetic processes, including surface reactions, crystal growth and sintering. However, surface diffusion parameters are rarely used to model industrial ...

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• (1982)
The dynamic structure of the ionic liquid crystalline mesophase of both sodium n-butyrate and sodium isovalerate is studied using pulsed and Fourier transform NMR. Both the ('1)H self-diffusion measurements and the ('23)Na ...

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• (1973)

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• (1996)
The $\sp{13}$C and $\sp{15}$N NMR spectra of surface adsorbed cyanide on a platinum electrode have been obtained for the first time. The in situ electrostatic field effect on $\sp{13}$C and $\sp{15}$N chemical shifts and ...

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• (1968)

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• (1994)
Nuclear magnetic resonance (NMR) relaxation has been used for the study of confined geometry effects on the translational and rotational dynamics of molecular liquids in sol-gel prepared porous silica glasses. The NMR ...

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• (1993)
Dipalmitoylphosphatidylcholine/cholesterol bilayer membranes were studied using $\sp2$H and $\sp{31}$P NMR spectroscopy over the pressure range from 1 bar to 5 kbar. The phase diagram was constructed, structure and dynamics ...

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• (1981)
Pulsed NMR techniques are used to study spin-lattice relaxation of compressed water in the region 150-700(DEGREES)C, self-diffusion of compressed supercritical water in the region 400-700(DEGREES)C, and proton exchange of ...

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• (1978)

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• (1988)
Solid solubilities of naphthalene in supercritical carbon dioxide have been measured near the upper critical end point of the binary mixture by using a novel, in situ NMR technique. The pressure-temperature trace of the ...

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• (1990)
Due to its unique advantages, the sol-gel process has attracted considerable attention from both technical and scientific points of view during the past decade. Compared with the conventional method, the sol-gel process ...

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• (1965)

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• (1962)

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• (1994)
The cold, heat, and pressure unfolding of RNase A has been studied by 1D and 2D $\sp1$H NMR spectroscopy, spin-lattice relaxation time measurements, and the pressure-jump hydrogen-exchange method. It was found that the ...

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• (1964)

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• (2007)
Cis-trans photoisomerization is a chemical reaction which converts light to mechanical energy on a molecular scale. Unique methods which provide an accurate theoretical description of these reactions are presented here. ...

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• (1959)

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• (1975)

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