Now showing items 1-20 of 75602

    • Towards a Polyalgorithm for Land Use and Land Cover Change Detection 

      Saxena, Rishu (Virginia Tech, 2018-02-23)
      Earth observation satellites (EOS) such as Landsat provide image datasets that can be immensely useful in numerous application domains. One way of analyzing satellite images for land use and land cover change (LULCC) is ...
    • Modeling and Design of a SiC Zero Common-Mode Voltage Three-Level DC/DC Converter 

      Rankin, Paul Edward (Virginia Tech, 2019-08-16)
      As wide-bandgap devices continue to experience deeper penetration in commercial applications, there are still a number of factors which make the adoption of such technologies difficult. One of the most notable issues with ...
    • Harvest practices cause aberrations in pork quality 

      Daniels, Rachel Page (Virginia Tech, 2019-08-16)
      Consumers are often confused and reluctant to purchase products from fresh retail meat counters that exhibit significant color variations. This hesitation to purchase results in annual profit loss to the pork industry. ...
    • Stretchable sensors for environmental monitoring 

      Yang, Yang; Deng, Zhiqun Daniel (2019-03)
      The development of flexible and stretchable sensors has been receiving increasing attention in recent years. In particular, stretchable, skin-like, wearable sensors are desirable for a variety of potential applications ...
    • The HANDE-QMC Project: Open-Source Stochastic Quantum Chemistry from the Ground State Up 

      Spencer, James S.; Blunt, Nick S.; Choi, Seonhoon; Etrych, Jiri; Filip, Maria-Andreea; Foulkes, W. M. C.; Franklin, Ruth S. T.; Handley, Will J.; Malone, Fionn D.; Neufeld, Verena A.; Di Remigio, Roberto; Rogers, Thomas W.; Scott, Charles J. C.; Shepherd, James J.; Vigor, William A.; Weston, Joseph; Xu, RuQing; Thom, Alex J. W. (2019-03)
      Building on the success of Quantum Monte Carlo techniques such as diffusion Monte Carlo, alternative stochastic approaches to solve electronic structure problems have emerged over the past decade. The full configuration ...
    • Incubation temperature and social context affect the nest exodus of precocial ducklings 

      Hope, Sydney F.; Kennamer, Robert A.; van Montfrans, Schuyler G.; Hopkins, William A. (2019-03)
      The environments that animals experience during development have important fitness consequences. In birds, parents influence the developmental environment of their offspring through incubation. Subtle changes in incubation ...
    • Developing a Computational Chemistry Framework for the Exascale Era 

      Richard, Ryan M.; Bertoni, Colleen; Boschen, Jeffery S.; Keipert, Kristopher; Pritchard, Benjamin; Valeev, Edward F.; Harrison, Robert J.; de Jong, Wibe A.; Windus, Theresa L. (2019-03)
      Within computational chemistry, the NWChem package has arguably been the de facto standard for running high-accuracy numerical simulations on the most powerful supercomputers. In order to better address the challenges ...
    • The Breadfruit Project 

      Haugen, Inga (2019-05-06)
      The Breadfruit Project at St. Joseph’s Clinic in Thomassique, Haiti., “helps us with malnourished children. It helps us with pregnant women. It helps us to eat also. …It helps us to have a Haiti that is Greener.” Charles ...
    • Vitamin D in Human Health and Performance: The Pursuit of Evidence-Based Practice in an Era of Scientific Uncertainty 

      Rockwell, Michelle S. (Virginia Tech, 2019)
      Background: Calciferol (vitamin D) is an essential nutrient that can be synthesized in the skin upon exposure to ultraviolet-B (UVB) light, or obtained through dietary and supplement sources. Traditionally known for its ...
    • Higher Education Student Body Diversification as Glocal Practice 

      Alvarado, Jose Gerardo (2012-07)
      Georg Simmel's assertion that strangeness organizes nearness and remoteness helps to understand how the social category of First Generation College Student (FGCS, first in the family to attend college) is used at a public ...
    • Complete fourier direct magnetic resonance imaging (CFD-MRI) for diffusion MRI 

      Ozcan, Alpay (2013)
      The foundation for an accurate and unifying Fourier-based theory of diffusion weighted magnetic resonance imaging (DW MRI) is constructed by carefully re-examining the first principles of DW MRI signal formation and deriving ...
    • Critical autoethnography and the vulnerable self as researcher 

      Tilley-Lubbs, Gresilda A. (2015)
      This paper presents critical autoethnography as an innovative approach to conducting research in marginalized, vulnerable communities. Combining autoethnography, ethnography, and critical pedagogy, the researcher becomes ...
    • From Bright Bodies to iChoose: Using a CBPR Approach to Develop Childhood Obesity Intervention Materials for Rural Virginia 

      Brito, Fabiana A.; Zoellner, Jamie M.; Hill, Jennie; You, Wen; Alexander, Ramine; Hou, Xiaolu; Estabrooks, Paul A. (2019-03-21)
      This community-based participatory research (CBPR) project used a collaborative process to develop a culturally relevant workbook for parents of overweight children. We followed a mixed methods iterative process to assess ...
    • D-cycloserine-augmented one-session treatment of specific phobias in children and adolescents 

      Farrell, Lara J.; Waters, Allison M.; Oar, Ella L.; Tiralongo, Evelin; Garbharran, Vinay; Alston-Knox, Clair; McConnell, Harry; Collings, Nigel; Zimmer-Gembeck, Melanie; Donovan, Caroline L.; Testa, Chris; Storch, Eric A.; Ollendick, Thomas H. (2018-06)
      Background: D-Cycloserine has potential to enhance exposure therapy outcomes. The current study presents a preliminary randomized, placebo-controlled double-blind pilot trial of DCS-augmented one-session treatment (OST) ...
    • Facilitating Community, Local, and Regional Food Systems 

      Bendfeldt, Eric S.; Walker, Martha A.; Latimer, Joyce G.; Niewolny, Kim; Scott, Kelli H. (Virginia Cooperative Extension, 2019-06-10)
      Discusses the planning of community, local and regional food systems.
    • Leaching Fraction: A Tool to Schedule Irrigation for Container-Grown Nursery Crops 

      Owen, James Setter, 1975-; LeBude, Anthony V.; Fulcher, Amy; Oki, Lorence R. (Virginia Cooperative Extension, 2019-06-11)
      Discusses some issues about irrigation of plants grown in nurseries.
    • Considerations for Producers Seeking Market Access to Schools 

      Vallotton, Amber; Haynes, Carol; Grigsby, Trista; Boyer, Renee Raiden; Strawn, Laura K.; Williams, Robert (Virginia Cooperative Extension, 2019-06-11)
      Discusses important points that food produces need to remember when trying to market their foods to schools.
    • Considerations for School Nutrition Directors Seeking to Increase Farm to School Purchases 

      Vallotton, Amber; Haynes, Carol; Grigsby, Trista; Boyer, Renee Raiden; Strawn, Laura K.; Williams, Robert (Virginia Cooperative Extension, 2019-06-11)
      Discusses important issues regarding locally grown foods being used in schools.
    • What Virginians Need to Know About the Spotted Lanternfly Quarantine 

      Day, Eric R.; Dellinger, Theresa A. (Virginia Cooperative Extension, 2019-06-07)
      The spotted lanternfly quarantine in Virginia currently applies to Frederick County and the City of Winchester. Quarantine regulates movement of recreational vehicles, tracts, mowers, grills, mobile homes, etc. where spotted ...
    • Soil Sampling Instructions for the Farm 

      Maguire, Rory; Heckendorn, Steven E. (Virginia Cooperative Extension, 2019-06-06)
      Provides information about steps to follow for correctly collecting soil samples.