Growth and structure of pyrogenic silica
Conference
·
OSTI ID:5025713
Fractal analysis is used to interpret small-angle x-ray and neutron scattering data on commercial fumed silica powders. Rough primary particles are found in high surface area powders. A model based on ballistic polymerization, sintering, and diffusion-limited aggregation is proposed to explain the observed powder structure. 13 refs., 6 figs.
- Research Organization:
- Sandia National Labs., Albuquerque, NM (USA); Oak Ridge National Lab., TN (USA)
- DOE Contract Number:
- AC04-76DP00789
- OSTI ID:
- 5025713
- Report Number(s):
- SAND-88-1212C; CONF-880408-23; CONF-880408-; ON: DE88010521
- Country of Publication:
- United States
- Language:
- English
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Related Subjects
36 MATERIALS SCIENCE
360602* -- Other Materials-- Structure & Phase Studies
BARYONS
CHALCOGENIDES
ELECTROMAGNETIC RADIATION
ELEMENTARY PARTICLES
FERMIONS
FRACTALS
HADRONS
IONIZING RADIATIONS
MINERALS
NEUTRONS
NUCLEONS
OXIDE MINERALS
OXIDES
OXYGEN COMPOUNDS
POWDERS
RADIATIONS
SCATTERING
SILICA
SILICON COMPOUNDS
SILICON OXIDES
SMALL ANGLE SCATTERING
STRUCTURAL CHEMICAL ANALYSIS
X RADIATION
360602* -- Other Materials-- Structure & Phase Studies
BARYONS
CHALCOGENIDES
ELECTROMAGNETIC RADIATION
ELEMENTARY PARTICLES
FERMIONS
FRACTALS
HADRONS
IONIZING RADIATIONS
MINERALS
NEUTRONS
NUCLEONS
OXIDE MINERALS
OXIDES
OXYGEN COMPOUNDS
POWDERS
RADIATIONS
SCATTERING
SILICA
SILICON COMPOUNDS
SILICON OXIDES
SMALL ANGLE SCATTERING
STRUCTURAL CHEMICAL ANALYSIS
X RADIATION