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Aerosol Gel production via controlled detonation of liquid precursors

Master of Science / Department of Physics / Christopher M. Sorensen / This work emphasizes advancements in Aerosol Gelation. We have attempted to expand
the available materials used to synthesize Aerosol Gels by moving away from gas phase
precursors toward liquid phase precursors and eventually reactants in the solid phase. The
primary challenge was to efficiently administer the liquid fuels into the detonation chamber.
After several attempts, it was concluded that the most efficient delivery technique was
to heat the liquid fuel past the vapor point and evaporate it into the oxidizing gas for
combustion. This method consistently yields soot with a density of 3.2 mg/cc approximately
10 minutes after the combustion. It was concluded that four criterion must be met to create
an Aerosol Gel from a liquid:
1. The liquid must be as finely divided as possible
2. The energy of the spark must be large enough to cause a sustainable combustion
3. The fuel must have a Lower Explosive Limit above the necessary concentration to
meet a volume fraction of 10[superscript]4
4. The fuel must have a relatively low boiling point

Identiferoai:union.ndltd.org:KSU/oai:krex.k-state.edu:2097/1101
Date January 1900
CreatorsGilbertson, Sarah Elizabeth
PublisherKansas State University
Source SetsK-State Research Exchange
Languageen_US
Detected LanguageEnglish
TypeThesis

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