Now showing items 1-20 of 73

  • On the threshold of a hydrogen economy in Washington State 

    Leachman, Jacob (Washington Technology Alliance Science and Discovery Series, 1/9/2015)
    This presentation proposes a role for liquid hydrogen in the energy economy of Washington state. It describes possibilities for using, storing, and delivering liquid hydrogen, drawing on research at Washington State University.
  • Impact of Large Scale Hydrogen Liquefaction in the Pacific Northwest 

    Leachman, Jacob; Mehrizi-Sani, Ali; Casavant, Ken (WSU Energy Systems Innovation Center (ESIC) Board Meeting, 10/2/2014)
    This presentation describes research at Washington State University related to hydrogen liquefaction and storage including student projects and potential future production avenues in the Pacific Northwest.
  • Drop-in Hydrogen Refueling Station 

    Richardson, Ian Andrew; Leachman, Jacob; Fisher, J. (DOE Fuel Cell Technologies Office Webinar, 11/6/2014)
    This presentation describes Washington State University's winning bid in the Hydrogen Student Design Contest, 2014. Students designed a low-cost, low-maintenance hydrogen fueling station module suitable for mass production.
  • HYdrogen Properties for Energy Research (HYPER) 

    Leachman, Jacob (WSU VCEA Executive Leadership Board, 11/8/2014)
    This presentation outlines projects at the HYdrogen Properties for Energy Research (HYPER) lab at Washington State University, including designs for unmanned aerial vehicles fueled by liquid nitrogen and proposals for a ...
  • Addressing Plug Power LH2 needs for expanding markets 

    Leachman, Jacob (Plug Power Executive Leadership, 2/17/2015)
    This presentation describes the potential role of liquid hydrogen in the energy economy. It considers how liquid hydrogen can work with renewable energies and describes hydrogen research at Washington State University.
  • Cryocompressed hydrogen storage and liquid delivery 

    Leachman, Jacob (Department of Energy (DOE) Hydrogen Transmission and Distribution Workshop, 2/25/2014)
    This presentation was created for the DOE H2 Transmission and Delivery Workshop on February 26, 2014.
  • Interdisciplinary Lively Application Projects in Calculus Courses 

    Farrior, Donna; Hamill, William; Keiser, Leslie; Kessler, Michael; LoPresti, Peter; McCoy, Jerry; Pomeranz, Shirley; Potter, William; Tapp, Bryan (Journal of STEM Education, 2007)
    We report on a two-year NSF-funded project to strengthen connections among science, technology, engineering, and mathematics (STEM) disciplines. One component of this project was to produce some initial data on the ...
  • Durability of Carbon/Epoxy Composites for Train Carbody under Salt Water Environment 

    Yoon, Sung-Ho; Hwang, Young-Eun; Kim, Jung-Seok; Yoon, Hyuk-Jin; Kessler, Michael (Journal of the Korean Society for Railway, 2008)
    This study investigates the durability of carbon/epoxy composites for use on train car bodies under a salt water spray environment. Salt water solution with 5% NaCl, similar to natural salt water, was used for the salt ...
  • Revised Standardized Equation of State for Hydrogen Gas Densities for Fuel Consumption Applications 

    Leachman, Jacob; Lemmon, Eric W.; Huber, Marcia L. (Journal of Research of the National Institute of Standards and Technology, 2008)
    An equation for the density of hydrogen gas has been developed that agrees with the current standard to within 0.01% from 220 K to 1000 K with pressures up to 70 MPa, to within 0.01% from 255 K to 1000 K with pressures to ...
  • Thermophysical property modeling of a hydrogenic pellet production system 

    Leachman, Jacob; Pfotenhauer, J. M.; Nellis, G. F. (Transactions of the Cryogenic Engineering Conference–CEC: Advances in Cryogenic Engineering, 2010)
    Solid hydrogenic pellets are used as fuel for fusion energy machines like the ITER device. This paper discusses the numerical modeling of a Pellet Production System (PPS) that is used to generate these pellets. The PPS ...
  • A cryogenic Couette viscometer for the measurement of dissipation and heat transfer during solidification 

    Leachman, Jacob; Pfotenhauer, J. M.; Nellis, G. F.; Steiner, T. J. (Transactions of the Cryogenic Engineering Conference–CEC: Advances in Cryogenic Engineering, 2010)
    Viscous dissipation and the convection heat transfer coefficient are two key flow parameters that control the operation of twin‐screw solidifying extruders. This type of extruder is used to produce hydrogenic pellets that ...
  • Self-healing Polymers and Composites 

    Mauldin, T.C.; Kessler, Michael (International Materials Reviews, 2010)
    Inspired by the unique and efficient wound healing processes in biological systems, several approaches to develop synthetic polymers that can repair themselves with complete, or nearly complete, autonomy have recently been ...
  • Vacuum Infusion Processing of Self-Healing Composites with Reinforcement Bound Microcapsules 

    Grewell, David; Fuchs, David; Schemme, Michael; Rajan, Krishna; Kessler, Michael; Karlinger, Peter (Journal of Plastics Technology, 2011)
    The objective of this work is to investigate a vacuum assisted liquid composite molding process which results in a uniform distribution of liquid filled microcapsules in glass fiber/epoxy composites. These microcapsules ...
  • Catalytic pressurization of liquid hydrogen fuel tanks for unmanned aerial vehicles 

    Leachman, Jacob; Street, Melissa Jean; Graham, Teira (Proceedings of the Cryogenic Engineering Conference–CEC: Advances in Cryogenic Engineering, 2012)
    As the use and applications of Unmanned Aerial Vehicles (UAV) expand, the need for a lighter weight fuel allowing for longer duration flights has become the primary limiting factor in the advancement of these vehicles. To ...
  • Thermodynamic properties status of deuterium and tritium 

    Leachman, Jacob; Richardson, Ian Andrew (Proceedings of the Cryogenic Engineering Conference–CEC: Advances in Cryogenic Engineering, 2012)
    Deuterium and tritium are seeing increased use in cryogenics as a fuel for nuclear fusion energy machines. The current Equation of State (EOS) for deuterium is based on work completed before the mid 1980's and tritium does ...
  • Dynamic Shear Stress and Heat Transfer of Solid Hydrogen, Deuterium, and Neon 

    Leachman, Jacob; Pfotenhauer, J. M.; Nellis, G. F. (Journal of Applied Physics, 2012)
    Solidifying and solid cryogens in steady shear are of fundamental importance to the fueling of fusion energy reactors. We present steady-state measurements of the dynamic shear stress, thermal-conductivity, and heat transfer ...
  • Design of a solid hydrogen target cryostat for positron moderation studies 

    Leachman, Jacob; Nixon, Chad (Proceedings of the Cryogenic Engineering Conference–CEC: Advances in Cryogenic Engineering, 2012)
    Despite the widespread use of positron technology the efficiency of positron utilization is less than 1 %. The low efficiency is primarily due to positron destruction during moderation. Emitted positrons must be filtered ...
  • Low viscosity cyanate ester resin for the injection repair of hole-edge delaminations in bismaleimide/carbon fiber composites 

    Thunga, Mahendra; Larson, Kelsey; Lio, Wilber; Weerasekera, Thilina; Akinc, Mufit; Kessler, Michael (Composites Part A: Applied Science and Manufacturing, 2013)
    The repair efficiency of bisphenol E cyanate ester (BECy) resin was investigated for the injection repair of high temperature polymer–matrix composites by ultrasonic C-scan mapping, fluorescent dye penetration, optical ...
  • Preparation and characterization of whey protein isolate films reinforced with porous silica coated titania nanoparticles 

    Kadam, Dattatreya M.; Thunga, Mahendra; Wang, Sheng; Kessler, Michael; Grewell, David; Lamsal, Buddhi; Yu, Chenxu (Journal of Food Engineering, 2013)
    Whey protein isolate (WPI) films embedded with TiO2@@SiO2 (porous silica (SiO2) coated titania (TiO2)) nanoparticles for improved mechanical properties were prepared by solution casting. A WPI solution of 1.5 wt% TiO2@@SiO2 ...
  • Effect of PEGDE addition on rheological and mechanical properties of bisphenol E cyanate ester 

    Sheng, Xia; Hanus, Riley; Bauer, Amy; Kessler, Michael (Journal of Applied Polymer Science, 2013)
    Cyanate esters are a group of resins with exceptional thermal and mechanical properties and are often blended with lower cost epoxy resins. These blends are often brittle, and a toughening method, such as the addition of ...