CEHMS center members specialize in materials, structural dynamics, electronics and storage covering micro-scale to macro-scale systems. CEHMS consortiums accomplishes excellence in energy harvesting research by: Conducting industry-driven projects with an objective of transitioning the laboratory prototypes into commercial products Developing state-of-the laboratories across the multiple partner institutions with access to most relevant equipment’s Bringing national and international expertise together to address challenges from materials level to system design Hiring a talented pool of undergraduate and graduate students, post docs, and technical staff. CEHMS is an education consortium and applied research center consisting of: Three major research universities Over a dozen member organizations from economic sectors in the commercial, military and government areas The National Science Foundation (NSF I/UCRC)

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Recent Submissions

  • Floor Tile Energy Harvester for Self-Powered Wireless Occupancy Sensing 

    Sharpes, Nathan; Vučković, Dušan; Priya, Shashank (De Gruyter, 2016)
    We investigate a concept that can reduce the overall power requirement of a smart building through improvements in the real-time control of HVAC and indoor lighting based on the building occupancy. The increased number of ...
  • The CEHMS Chronicle, February 2013 

    Unknown author (Virginia Tech, 2013-02)
    This is the quarterly newsletter for the Center for Energy Harvesting Materials and Systems.
  • The CEHMS Chronicle, April 2013 

    Unknown author (Virginia Tech, 2013-04)
    This is the quarterly newsletter for the Center for Energy Harvesting Materials and Systems.
  • The CEHMS Chronicle, August 2013 

    Unknown author (Virginia Tech, 2013-08)
    This is the quarterly newsletter for the Center for Energy Harvesting Materials and Systems.
  • The CEHMS Chronicle, March 2013 

    Unknown author (Virginia Tech, 2013-03)
    This is the quarterly newsletter for the Center for Energy Harvesting Materials and Systems.
  • The CEHMS Chronicle, January 2013 

    Unknown author (Virginia Tech, 2013-01)
    This is the quarterly newsletter for the Center for Energy Harvesting Materials and Systems.
  • The CEHMS Chronicle, November 2013 

    Unknown author (Virginia Tech, 2013-11)
    This is the quarterly newsletter for the Center for Energy Harvesting Materials and Systems.
  • The CEHMS Chronicle, April 2014 

    Unknown author (Virginia Tech, 2014-04)
    This is the quarterly newsletter for the Center for Energy Harvesting Materials and Systems.
  • Status and Perspectives of Multiferroic Magnetoelectric Composite Materials and Applications 

    Palneedi, Haribabu; Annapureddy, Venkateswarlu; Priya, Shashank; Ryu, Jungho (MDPI, 2016-03-09)
    Multiferroic magnetoelectric (ME) composites are attractive materials for various electrically and magnetically cross-coupled devices. Many studies have been conducted on fundamental understanding, fabrication processes, ...
  • Harvesting Energy from the Counterbalancing (Weaving) Movement in Bicycle Riding 

    Yang, Yoonseok; Yeo, Jeongjin; Priya, Shashank (MDPI, 2012-07-30)
    Bicycles are known to be rich source of kinetic energy, some of which is available for harvesting during speedy and balanced maneuvers by the user. A conventional dynamo attached to the rim can generate a large amount of ...
  • Broadband/Wideband Magnetoelectric Response 

    Park, Chee-Sung; Priya, Shashank (Hindawi, 2012-04-08)
    A broadband/wideband magnetoelectric (ME) composite offers new opportunities for sensing wide ranges of both DC and AC magnetic fields. The broadband/wideband behavior is characterized by flat ME response over a given AC ...
  • Structure-performance relationships for cantilever-type piezoelectric energy harvesters 

    Cho, Kyung-Hoon; Park, Hwi-Yeol; Heo, Jin S.; Priya, Shashank (American Institute of Physics, 2014-05-28)
    This study provides comprehensive analysis of the structure-performance relationships in cantilever-type piezoelectric energy harvesters. It provides full understanding of the effect of all the practical global control ...
  • Near-flat self-biased magnetoelectric response in geometry gradient composite 

    Zhou, Yuan; Priya, Shashank (American Institute of Physics, 2014-03-14)
    We demonstrate a near-flat self-biased magnetoelectric (ME) effect in geometry gradient magnetostrictive-piezoelectric laminates. The near-flat behavior was characterized by a stable ME response over a wide range of magnetic ...
  • Origin of high piezoelectric response in A-site disordered morphotropic phase boundary composition of lead-free piezoelectric 0.93(Na0.5Bi0.5)TiO3-0.07BaTiO(3) 

    Maurya, Deepam; Murayama, M.; Pramanick, A.; Reynolds, W. T., Jr.; An, Ke; Priya, Shashank (American Institute of Physics, 2013-03-21)
    Perovskite piezoelectric compositions near the morphotropic phase boundary (MPB) are known to exhibit high piezoelectric response. In lead-based ABO(3) compound with B-site disorder, the origin of this enhancement has been ...
  • Enhanced piezoelectric performance from carbon fluoropolymer nanocomposites 

    Baur, Cary; DiMaio, Jeffrey R.; McAllister, Elliot; Hossini, Reza; Wagener, Earl; Ballato, John; Priya, Shashank; Ballato, Arthur; Smith, Dennis W., Jr. (American Institute of Physics, 2012-12-15)
    The piezoelectric performance of polyvinylidene fluoride (PVDF) is shown to double through the controlled incorporation of carbon nanomaterial. Specifically, PVDF composites containing carbon fullerenes (C-60) and single-walled ...
  • Room-temperature magnetoelectric coupling in single-phase BaTiO3-BiFeO3 system 

    Yang, Su-Chul; Kumar, Ashok; Petkov, Valeri; Priya, Shashank (American Institute of Physics, 2013-04-14)
    In this paper, single-phase multiferroic ceramics of (1 - x) BaTiO3 - x BiFeO3 (BT - x BFO) were synthesized by solid-solution method in the wide range of material composition (x = 0.025 - 1.0). The changes in crystal ...
  • A generalized rule for large piezoelectric response in perovskite oxide ceramics and its application for design of lead-free compositions 

    Ahn, Cheol-Woo; Maurya, Deepam; Park, Chee-Sung; Nahm, Sahn; Priya, Shashank (American Institute of Physics, 2009-06-01)
    We present a general rule for the perovskite oxide ceramics: "A large piezoelectric constant in ABO(3) perovskite ceramics can be obtained by tuning the weight ratio of A and B sites, WA/WB or WB/WA, to 3. Piezoelectric ...
  • Thermal conductivity of self-assembled nano-structured ZnO bulk ceramics 

    Zhao, Yu; Yan, Yongke; Kumar, Ashok; Wang, Hsin; Porter, Wallace D.; Priya, Shashank (American Institute of Physics, 2012-08-01)
    In this study, we describe the changes in thermal conductivity behavior of ZnO-Al micro- and nano-two-phase self-assembled composites with varying grain sizes. The reduction in thermal conductivity values of micro-composites ...
  • Piezoelectric MEMS for energy harvesting 

    Kim, S. G.; Priya, S.; Kanno, I. (Cambridge University Press, 2012-11)
    Piezoelectric microelectromechanical systems (MEMS) have been proven to be an attractive technology for harvesting small magnitudes of energy from ambient vibrations. This technology promises to eliminate the need for ...
  • Large piezoresistivity phenomenon in SiCN-(La,Sr)MnO3 composites 

    Karmarkar, M.; Singh, G.; Shah, S.; Mahajan, Roop L.; Priya, Shashank (AIP Publishing, 2009-02-01)
    We present the results on SiCN-(La,Sr)MnO3 (LSMO) composites correlating the observed large piezoresistance behavior with the microstructural features and defect chemistry. Scanning electron microscopy characterization ...

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