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Chemistry

Masters Theses

Catalysis

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Full-Text Articles in Physical Sciences and Mathematics

Synthesis Of A Bifunctional Heterogeneous Catalyst For The Conversion Of Lignocellulosic Biomass Into Precursors For Alternative Fuels And Fine Chemicals, Matthew David Dembo Dec 2013

Synthesis Of A Bifunctional Heterogeneous Catalyst For The Conversion Of Lignocellulosic Biomass Into Precursors For Alternative Fuels And Fine Chemicals, Matthew David Dembo

Masters Theses

The overall goal of the research described here is to develop synthetic routes to bifunctional reagents that can be tethered into silicate matrices derived from the tin functionalized cube, Si8O20(SnMe3)8. The critical functional group required for reaction with cubic silicate building block is a chlorosilane, and we additionally wish to incorporate both acid and ionic liquid groups. Once in hand, a crosslinking metathesis reaction will incorporate these reagents into porous silicate matrices derived from the Si8O20 cube, creating platforms with both acid and ionic liquid groups tethered to their …


Utility Of 1,2,4-Triazoles As Catalysts For Orr In Fuel Cells, Chinmay Nagesh Dabke Aug 2012

Utility Of 1,2,4-Triazoles As Catalysts For Orr In Fuel Cells, Chinmay Nagesh Dabke

Masters Theses

The Oxygen Reduction Reaction (ORR) taking place at the cathode of a fuel cell is catalyzed by Platinum due to its high activity and good stability in the acidic polymer electrolyte membrane fuel cell (PEMFC) environment. Due to its prohibitive cost and limited reserves, it is not practical to use Pt as the catalyst for mass commercialization. By taking inspiration from nature, we have devised a series of catalysts which will help in replacing Platinum at the cathode in commercial fuel cells. To gauge the activity of various ligands, metal salts and carbon surfaces, adsorbed experiments were carried out and …