Now showing items 1-12 of 12

    • Continuously Variable Inertance Tubes for Pulse Tube Refrigerators 

      Pfotenhaue, J. M.; Steiner, T.; Qiu, Limin (Georgia Institute of TechnologyICC Press, 2008-05)
      The efficiency and cooling power of pulse tube refrigerators are highly dependent on the phase angle between the mass flow and pressure waves used to produce cooling. Inertance tubes are commonly used to set the phase angle ...
    • Experimental Apparatus for Measuring the Performance of a Precooled Mixed Gas Joule Thomson Cryosurgical Probe 

      Skye, H. M.; Klein, S. A.; Nellis, G. F. (Georgia Institute of TechnologyICC Press, 2008-05)
      Cryosurgery is a technique for destroying undesirable tissue such as cancers using a freezing process. A previous paper referenced here describes the development of a thermodynamic modeling tool for a precooled Mixed Gas ...
    • Exploring Venus with Balloons - Science Objectives and Mission Architectures for Small and Medium-Class Missions 

      Hall, Jeffery L.; Baines, Kevin H.; Zahnle, Kevin J.; Limaye, Sanjay; Atreya, Sushil K. (Georgia Institute of Technology, 2008-06-26)
      Following the trailblazing flights of the 1985 twin Soviet VEGA balloons, missions to fly in the skies of Venus have been proposed to both NASA's Discovery Program and ESA's Cosmic Visions amd are currently being planned ...
    • Flight Cryogenic System for the Micro-X Sounding Rocket 

      Wikus, P.; Rutherford, J. M.; Trowbridge, S. N.; McCammon, D.; Adams, J. S.; Bandler, S. R.; Das, R.; Doriese, W. B.; Eckart, M. E.; Figueroa-Feliciano, E.; Kelley, R. L.; Kilbourne, C. A.; Leman, S. W.; Porter, F. S.; Sato, K. (Georgia Institute of TechnologyICC Press, 2008-05)
      The Micro-X Imaging X-ray Spectrometer is a sounding rocket payload slated for launch in 2011. An array of transition edge sensors will be used to obtain high resolution X-ray spectra of astronomical sources. An Adiabatic ...
    • HAWC: A New Gamma-Ray Observatory to Probe Nature's Highest-Energy Accelerators 

      Westerhoff, Stefan (Georgia Institute of Technology, 2015-09-21)
      In March 2015, Mexico and the U.S. inaugurated a new high-energy gamma-ray observatory near Puebla, Mexico: the HAWC (High-Altitude Water Cherenkov) Observatory. Located at 4,100 meters altitude, HAWC is a large field-of-view ...
    • Integration of Production Planning and Scheduling in the Chemical Industry 

      Maravelias, Christos T. (Georgia Institute of Technology, 2009-04-15)
      To remain competitive in today’s environment, chemical companies must adopt an integrated view across all their operations and use advanced planning methods to achieve enterprise-wide optimality. At the production level, ...
    • Know Your Rights: Licensing, Copyright, Fair Use, and Technological Protection Measures in Electronic Resources 

      Eschenfelder, Kristin R.; Robertson, Nathan D. M. (Georgia Institute of Technology, 2007-02-23)
      As libraries shift to a greater reliance on electronic resources, the use rights that libraries and patrons have grown accustomed to are changing. Legal restrictions on use are no longer defined solely by copyright law, ...
    • Managing ePresence in a Global Electronically Connected World 

      Hanna, Donald E.; Smith, Thomas (Georgia Institute of Technology, 2008-05-21)
      Electronic communications have enabled individuals to communicate with friends, family members, business associates, and colleagues at a distance in ways that were unimagined even a decade ago, when the Internet was well ...
    • Marketing Engineering Continuing Education 

      Vieth, Carl (Georgia Institute of Technology, 2008-05-21)
      In the not to distant past, the mantra for marketing continuing education and distance degree programs was "build it and they will come". But in today’s complex and highly competitive landscape, organizations must understand ...
    • Measuring the Benefits of Continuing Engineering Education 

      Prevost, Amy C.; O’Leary, Philip R. (Georgia Institute of Technology, 2008-05-21)
      In response to a challenge by one of the department’s corporate customers, a study was initiated to measure the return on investment, or ROI, of continuing engineering education programs. Literature reported various available ...
    • Regenerator Friction Factor and Nusselt Number Information Derived from CFD Analysis 

      Cheadle, M. J.; Nellis, G. F.; Klein, S. A. (Georgia Institute of TechnologyICC Press, 2008-05)
      Macroscopic models used in the design and development of pulse tube cryocooler regenerators do not explicitly consider the complex microscopic interaction of the working fluid as it flows through the interstitial passages ...
    • Smart Biomaterials Inspired by Nature's Mechanisms 

      Murphy, William L. (Georgia Institute of Technology, 2009-10-29)
      Control over the soluble signals that cells encounter in their local environment is a common theme in natural tissue formation, and also an emerging theme in functional tissue engineering strategies. This concept is ...