Gas transport in porous Vycor glass subjected to gradual pore narrowing

Chemical Engineering Science

Volumn 53, Issue 5, 1998, Pages 1049-1058

  Fernandes, Neil E ^a   Gavalas, George R ^a  

^a CALIFORNIA INSTITUTE OF TECHNOLOGY   (United States)

Author keywords

Diffusion; Porous glass; Silica deposition; Vycor

Indexed keywords

APPROXIMATION THEORY; ASPECT RATIO; DEPOSITION; DIFFUSION IN SOLIDS; HYDROLYSIS; MASS TRANSFER; MATHEMATICAL MODELS; MECHANICAL PERMEABILITY; POROSITY; POROUS MATERIALS; SILICA; TRANSPORT PROPERTIES;

HENRY'S LAW; POTENTIAL ENERGY;

GLASS;

EID: 0032489051     PISSN: 00092509     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0009-2509(97)00399-0     Document Type: Article

References (12)

1. Burganos, V. N. and Payatakes, A. C. (1992) Knudsen diffusion in random and correlated networks of constricted pores. Chem. Engng Sci. 47, 1383-1400.
2. Burganos, V. N. and Sotirchos, S. V. (1987) Diffusion in pore networks; effective medium theory and smooth field approximation. A.I.Ch.E. J. 33(10), 1678-1689.
3. Everett, D. H. and Powl, J. C. (1976) Adsorption in slit-like and cylindrical micropores in the Henry's law region. J. Chem. Soc. Faraday Trans. I 72, 619-635.
4. Hwang, S. T. and Kammermeyer, K. (1966) Surface diffusion in microporous media. Can. J. Chem. Engng 44, 82-89.
5. Kennard, E. H. (1938) Kinetic Theory of Gases, 1st Edn. McGraw-Hill, New York, U.S.A.
6. Kim, S. and Gavalas, G. R. (1993) Kinetic study of the reactions of chlorosilanes with porous Vycor glass. J. Colloid Interface Sci. 161(1), 6-18.
7. Nicholson, D., Petrou, J. and Petropoulos, J. H. (1979) Calculation of the surface flow of a dilute gas in model pores from first principles: 1. Calculation of free molecule flow in an adsorbent force feld by two methods. J. Colloid Interface Sci. 71(3), 570-579.
8. Nicholson, D. and Petropoulos, J. H. (1981) Calculation of the surface flow of a dilute gas in model pores from first principles: 2. Molecular gas flow in model pores as a function of gas-solid interaction and pore shape. J. Colloid Interface Sci. 83(2), 420-427.
9. Nicholson, D. and Petropoulos, J. H. (1985) Calculation of the surface flow of a dilute gas in model pores from first principles: 3. Molecular gas flow in single pores and simple model porous media. J. Colloid Interface Sci. 106(2), 538-546.
10. Present, D. R. (1958) Kinetic Theory of Gases, 1st Edn. McGraw-Hill, New York, U.S.A.
11. Sahimi, M., Gavalas, G. R. and Tsotsis, T. T. (1990) Statistical and continuum models of fluid-solid reactions in porous media. Chem. Engng Sci. 45(6), 1443-1502.
12. 3 membranes from the chloride precursors. I&EC Res. 30, 2152-2159.