Recent Submissions

  • Nanoethics and policy education effectiveness 

    Author(s):Zilliox, Skylar Huzyk; Smith Rolston, Jessica; Packard, Corinne E.; Mitcham, Carl
    Date:2013-08
    Format:posters
    Nanotechnology (NT), as a new and potentially revolutionary technology, provides the opportunity to examine the complex interaction between society and technology. The Nano-Science, Technology, Ethics, and Policy (NanoSTEP) ...
  • Synthesis of [Si1-xGex]136 type II clathrates (0.1<x<0.5): alloyed semiconductor cages in crystalline vs. amorphous products 

    Author(s):Raharjo, Taufik; Toberer, Eric; Koh, Carolyn A.; Krishna, Lakshmi
    Date:2013-08
    Format:posters
    The unique thermal, electrical, optical, and structural properties of Group IV clathrates have brought them to the forefront of potential renewable energy opportunities. Specifically, the semiconductor capabilities of ...
  • Development of neutron radiography capabilities using a radioisotope neutron source 

    Author(s):Robinson, Shawn; King, Jeffrey C.
    Date:2013-08
    Format:posters
    The purpose is to develop neutron radiography capabilities using an existing radioisotope neutron source. This project involved the use of foil activation, collimator and sample holder design, film development, as well as ...
  • Development of high-pressure rate rules for alkyl + O2 reactions 

    Author(s):Goffinett, Quinton T.; Villano, Stephanie M.; Cartensen, Hans-Heinrich; Dean, Anthony M.
    Date:2013-08
    Format:posters
    The need for increased engine performance / efficiency and new alternative fuels has proven kinetic modeling studies to be a valuable tool to assess new fuels and find optimal operating conditions. Research is geared toward ...
  • Scalable nanoparticle arrays for thin-film solar cells 

    Author(s):Yeoh, Phoebe; Ma, Fuduo; Wu, Ning
    Date:2013-08
    Format:posters
    Thin film solar cells use less material than conventional solar cells, making them a viable option for cheaper solar electricity. Unfortunately, their thinness also hinders them from trapping and absorbing longer light ...
  • Electrospinning lithium silicide and lithium germanide encapsulated carbon nanofibers for lithium ion batteries 

    Author(s):Taylor, Lauren; Cloud, Jacqueline E.; Yang, Yongan
    Date:2013-08
    Format:posters
    Lithium silicide and lithium germanide encapsulated carbon nanofibers were explored for use in next generation lithium ion batteries. Both silicon and germanium have high theoretical charge capacities in comparison to the ...
  • Silyl ether passivation of silicon quantum dots via catalytic dehydrocoupling reactions 

    Author(s):Sharps, Meredith; Zhou, Tianlei; Sellinger, Alan
    Date:2013-08
    Format:posters
    Silicon quantum dots (SiQD) have been researched as potential materials for use in solar cells, photovoltaic devices, organic light emitting diodes, luminescent markers for biological imaging, and ink-jet printable displays. ...
  • Study of the impact of porosity on coking sensor performance, A 

    Author(s):Garbiso, Markus A.; Wheeler, Jeffey L.; Porter, Jason M.
    Date:2013-08
    Format:posters
    Fuel reforming systems transform hydrocarbon fuels (e.g. gasoline and methane) into synthesis gas (CO and O2). One problem in fuel reforming systems is if the concentration of carbon is too high, solid carbon starts to ...
  • Characterization of rapidly thermally annealed Cu doped ZnTe thin films 

    Author(s):Davis, Kendall; Li, JiaoJiao; Beach, Joseph; Wolden, Colin Andrew; Ohno, Timothy R.
    Date:2013-08
    Format:posters
    CdTe solar cells can be produced inexpensively and Cu doped ZnTe films are used as back-contact interfacial layers for CdTe because they are p-type and have a small valence band discontinuity with CdTe1, which can improve ...
  • Experimental investigation of endothermic fuel cracking for cooling hypersonic vehicles 

    Author(s):Sardin, Juliette; Bogin, Gregory E.; Saldana, Mario H.
    Date:2013-08
    Format:posters
    The Air Force's scramjet (supersonic combustion ramjet) is a jet engine in which combustion takes place in supersonic airflow. As scramjet flight speeds increase to supersonic and hypersonic regimes, the temperature of the ...
  • Incorporation of silicon nanoparticles into silicon based solar cells 

    Author(s):Grovogui, Jann; Kendrick, Chito; Collins, Reuben T.
    Date:2013-08
    Format:posters
    In this project, silicon based solar cells were developed using active layers that consisted of Amorphous Silicon as well as Silicon Nanoparticles (Silicon Quantum Dots). The ultimate goal of this project was to fabricate ...
  • Lithium silicide encapsulated porous carbon thin films for lithium ion batteries 

    Author(s):Bjarnason, Elsie V.; Yoder, Tara S.; Yang, Yongan
    Date:2013-08
    Format:posters
    Improved energy storage is a critical component of reaching an energy-sustainable future. Lithium ion batteries are very promising due to their relatively high energy density, slow loss of charge when idle, and essentially ...
  • Etch resistant Zn1-xMgxO alloys as an e'-acceptor for dye sensitized solar cells 

    Author(s):Meing, Erich; Brenner, Thomas; Collins, Reuben T.; Furtak, Thomas E.
    Date:2013-08
    Format:posters
    In DSSCs, dyes are used to photosensitize a nanoporous electrode, most commonly TiO2. Light excites the dye, which then transfers an electron to the metal oxide electrode. The electron then travels to the conducting contact ...
  • Fabrication of ternary palladium alloy membranes for hydrogen production 

    Author(s):Brazel, Aisling; Lewis, Amanda; Way, J. Douglas; Wolden, Colin Andrew
    Date:2013-08
    Format:posters
    Demand for hydrogen, for use in fuels, fertilizers, and the production of ammonia, is increasing. Since 95% of all hydrogen produced in the United States is through the steam reformation of methane, with only a 50% conversion, ...
  • Functional mesoporous silica nanoparticles for the selective sequestration of fatty acids 

    Author(s):Grant, Benjamin; Bharadwaj, Vivek; Maupin, C. Mark
    Date:2013-08
    Format:posters
    The use of seed and/or algae oil is an attractive alternative feedstock for the biofuels industry. Currently methods to sequester free fatty acids (FFAs) are expensive, but using mesoporous silica nanoparticles may provide ...
  • Clathrate hydrate nucleation visualization 

    Author(s):Richards, Alex; Barnes, Brian C.; Sum, Amadeu K.
    Date:2013-08
    Format:posters
    Clathrate hydrates occur when water forms cages around natural gas molecules such as Methane. Nucleation refers to the process of cage formation by the water. Guest Coordination may provide the necessary cage stabilization. ...
  • Addition of carbon black as a conductive support to bimetallic catalysts for use in anion exchange membrane fuel cells 

    Author(s):Wheatle, Bill; Ngan, Christine; Herring, Andrew M.; Greenlee, Lauren F.
    Date:2013-08
    Format:posters
    The anion exchange membrane (AEM) fuel cell has the potential to become an important energy conversion technology. Unlike proton exchange membrane (PEM) fuel cells, AEMs do not use noble metal catalysts, allowing them to ...
  • Defect analysis of phosphorus doped silicon quantum dots by electron spin resonance 

    Author(s):Kanten, Bethany; Riskey, Kory; Wheeler, Lance; Taylor, P. Craig
    Date:2013-08
    Format:posters
    Perfectly crystalline silicon with a dopant provides free carriers in solar materials. The crystalline structure of the lattice provides an ideal semiconductor. Quantum dots have a better ability to collect electrical ...