Now showing items 21-40 of 648

    • The EarthBox Project in Grayson County, Virginia 

      Cole, Kathy; Dobson, Liza (2019-03-16)
    • Tobacco Settlement Documents 

      Onofrio, Nick; Sorkin, Nick; Venetsanos, Devin; DiFrancisco, Michael; Johnson, Campbell; Fox, Edward A. (Virginia Tech, 2019-05-10)
      Tobacco companies have had some of the best marketing strategies over the past century. It is well documented and well known that tobacco produces both mental and physical health issues, and yet these companies have found ...
    • Python4ML: An open-source course for everyone 

      Hopkins, James; Sherman, Brendan; Smith, Zachery; Wynn, Eric (Virginia Tech, 2019-05-12)
      Our project yielded a modular, open-source course on machine learning in Python. It was built under the advisement of our client, Amirsina Torfi. It is designed to introduce users to machine learning topics in an engaging ...
    • VT Chemistry Spring 2019 Undergraduate Research Symposium 

      Unknown author (Virginia Tech. Department of Chemistry, 2019-05-03)
      An abstract booklet for the research symposium, held in Hahn Hall-South Atrium on May 3, 2019.
    • The Effect of Viscosity and Ion Size on the Transduction of Ionic Polymer Metal Composite Actuators 

      Copley, Lisa; Hubbard, Elizabeth; Maisano, Adam (Virginia Tech Department of Materials Science and Engineering, 2005-09-22)
      Ionic polymer membranes plated with platinum and gold serve as actuators when a small potential is applied. However, the water used to hydrate the membrane evaporates during use, decreasing actuator performance. Ionic ...
    • Small Size Fluidic Devices by Freeform Manufacturing 

      Folger, Luis (Virginia Tech Department of Materials Science and Engineering, 2005-09-22)
      The objective of this study was to innovatively use Freeform Manufacturing, specifically Selective Laser Sintering (SLS) to fabricate rapid prototypes of small size fluidic devices. The polymer used by the SLS application ...
    • Journal of Undergraduate Materials Research, Vol. 5 (2015) 

      Stinson-Bagby, Kelly (Virginia Tech Department of Materials Science and Engineering, 2015-01-01)
      The Journal of Undergraduate Materials Research (JUMR) is a student-run scientific journal dedicated to research performed by students in materials science and related fields. The primary goal of this journal is to provide ...
    • A Novel Porous Polymers Manufacturing Technique 

      Hartsell, Erica (Virginia Tech Department of Materials Science and Engineering, 2005-09-22)
      There are many applications of porous materials, including the polymer, water, and metal filtration units of various industries; catalytic substrates; fuel cell components; surgical masks for doctors; “gortex” gloves for ...
    • Processing and Characterization Techniques for a Mica Filled Polymer Composite 

      Whipkey, Sarah; Roman, Chance; Seay, Kevin (Virginia Tech Department of Materials Science and Engineering, 2015-01-01)
      Mica particulates (filler) were combined with polymethyl methacrylate (matrix) to form a polymer matrix ceramic composite (PMCC). Mica concentrations in the range of 10-80 wt% mica with particulate sizes in the range of ...
    • Exploration of Shape Memory Polymer for Automotive Coating Applications 

      Wang, Ming (Virginia Tech Department of Materials Science and Engineering, 2015-01-01)
      Shape memory polymer (SMP) is one special kind of polymer which can recover back to permanent shape after being mechanically deformed. As for automotive coating, most of the defects occurs on the clear coat layer, if it ...
    • Mechanical Behavior of Nafion and BPSH Membranes 

      Kyriakides, Steven (Virginia Tech Department of Materials Science and Engineering, 2005-09-22)
      A brief characterization of the mechanical behavior of Nafion® 117 and BPSH-35 membranes took place through uniaxial loading, stress relaxation, and creep compliance tests. Membranes were subjected to uniaxial loading at ...
    • Chitosan: An Antimicrobial Polymer 

      Venkatraman, Priya (Virginia Tech Department of Materials Science and Engineering, 2015-01-01)
      Antibiotic resistant infections are a rising problem in the United States and globally. These infections are listed as a top concern by the Center for Disease Control and Prevention (CDC) as well as by the World Health ...
    • Biomorphic Materials: Silicon Carbide Derived from Natural Carbon Precursors 

      Surbey, Wyatt (Virginia Tech Department of Materials Science and Engineering, 2015-01-01)
      The recent initiative to cater toward an environmentally efficient lifestyle has put pressure on many industries and practices. However, the success of these green initiatives has not been an easy achievement. During the ...
    • VTFire: Casting the Future 

      Merritt, Geoffrey (Virginia Tech Department of Materials Science and Engineering, 2015-01-01)
      Concealed in the depths of Plantation Drive, at the end of a long country road lined with cattle and farmland scenery from the Virginia Tech agricultural department lies Virginia Tech’s Foundry Institute for Research and ...
    • Bacterial Cellulose as a Potential Bone Graft 

      Lowman, Kennedi (Virginia Tech Department of Materials Science and Engineering, 2015-01-01)
      Each year tissue engineering costs the United States $2 million dollars. Bacterial Cellulose (BC), a hydrogel with a fine fiber network, is produced by the bacterium Acetobacter xylinum that can be used as a protective ...
    • Synthesis and Toxicity of Lipid-Coated-Titanium Oxide Nanoparticles 

      Hollingsworth, Louis; Conduff, Joseph; Balzer, Conner; Tran, Sieu; Hamid, Waqas; Rakes, Lauren (Virginia Tech Department of Materials Science and Engineering, 2015-01-01)
      Nanoparticles have a broad range of applications in novel materials and consumer products. Due to the unique properties of nanoscale materials, the toxic effects of various nanoparticles are largely unknown. Surface ...
    • Magnesium-PMMA Composites Formed by Mechanical Alloying 

      Hiser, Matthew (Virginia Tech Department of Materials Science and Engineering, 2015-01-01)
      The mechanical alloying process is used to form poly methyl methacrylate (PMMA)-5 vol.% magnesium (Mg) composites by high-energy ball milling the blends for up to 10 hours. The milling products and their compacted composites ...
    • Domain Wall Collision-Induced Spin Waves 

      Delaney, Tristain (Virginia Tech Department of Materials Science and Engineering, 2015-01-01)
      A series of micromagnetic simulations are conducted whereby two transverse domain walls are injected into a straight magnetic nanowire under an applied field. It is found that, based on the relative orientation of the ...
    • Aerogel Fabrics in Advanced Space Suit Applications 

      Crowell, Cameron; Reynolds, Cameron; Stutts, Andrew; Taylor, Hunter (Virginia Tech Department of Materials Science and Engineering, 2015-01-01)
      New insulating materials for spacesuits will need to be able to function well in low-pressure and gaseous environments, such as the Martian atmosphere. In order to address this need, Orbital Outfitters, a small spacesuit ...
    • Strength and Microscopy Analysis of Surface-modified Soda-lime-silicate Glass Rods 

      Bumbaco, Amy; Young, Jacob; Zachar, Michael (Virginia Tech Department of Materials Science and Engineering, 2015-01-01)
      Glass has high theoretical strength; however, microcracks on the surface of the glass greatly decrease the strength. Various methods to alleviate the effects of these cracks have been devised, including ion-exchange, ...