Now showing items 42-61 of 61

    • A Review on Low-Grade Thermal Energy Harvesting: Materials, Methods and Devices 

      Kishore, Ravi Anant; Priya, Shashank (MDPI, 2018-08-14)
      Combined rejected and naturally available heat constitute an enormous energy resource that remains mostly untapped. Thermal energy harvesting can provide a cost-effective and reliable way to convert available heat into ...
    • Room temperature ferromagnetic resonance in hetero-epitaxial BTO-BFO/LSMO magnetoelectric composite 

      Madon, Benjamin; Kang, Han Byul; Kang, Min Gyu; Maurya, Deepam; Magill, Brenden A.; Alves, Marcos J.P.; Wegrowe, Jean-Eric; Drouhin, Henri-Jean; Priya, Shashank; Khodaparast, Giti A. (American Institute of Physics, 2018-10-30)
      We synthesized epitaxial BTO-BFO heterostructure with decreased leakage and simultaneously improved the multiferroic properties. This study provides new direction for ferromagnetic resonance studies, in high quality BTO-BFO ...
    • 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 ...
    • Self-assembled NaNbO3-Nb2O5 (ferroelectric-semiconductor) heterostructures grown on LaAlO3 substrates 

      Wang, Zhiguang; Li, Yanxi; Chen, Bo; Viswan, Ravindranath; Li, Jiefang; Viehland, Dwight D. (AIP Publishing, 2012-09-01)
      We deposited NaNbO3 (NNO)-Nb2O5 (NO) self-assembled heterostructures on LaAlO3 (LAO) to form ferroelectric-semiconductor vertically integrated nanostructures. The NNO component formed as nanorods embedded in a NO matrix. ...
    • Self-biased converse magnetoelectric effect 

      Yang, Su-Chul; Cho, Kyung-Hoon; Park, Chee-Sung; Priya, Shashank (AIP Publishing, 2011-11-01)
      In this letter, we investigate the direct magnetoelectric (DME) and converse magnetoelectric (CME) effects in three-phase metal-ceramic laminate composites. Longitudinally poled and transversely magnetized (L-T) laminate ...
    • 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, ...
    • 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 ...
    • Synthesis and Behavior of Cetyltrimethyl Ammonium Bromide Stabilized Zn1+xSnO3, (0 <= x <= 1) Nano-Crystallites 

      Placke, Astrid; Kumar, Ashok; Priya, Shashank (PLOS, 2016-05-26)
      We report synthesis of cetyltrimethyl ammonium bromide (CTAB) stabilized Zn1+xSnO3+x (0 ≤ x ≤1) nano-crystallites by facile cost-effective wet chemistry route. The X-ray diffraction patterns of as-synthesized powders at ...
    • 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, April 2014 

      Unknown author (Virginia Tech, 2014-04)
      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, 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, 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, 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, November 2013 

      Unknown author (Virginia Tech, 2013-11)
      This is the quarterly newsletter for the Center for Energy Harvesting Materials and Systems.
    • 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 ...
    • Thermo-Magneto-Electric Generator Arrays for Active Heat Recovery System 

      Chun, Jinsung; Song, Hyun-Cheol; Kang, Min-Gyu; Kang, Han Byul; Kishore, Ravi Anant; Priya, Shashank (Springer Nature, 2017-02-01)
      Continued emphasis on development of thermal cooling systems is being placed that can cycle low grade heat. Examples include solar powered unmanned aerial vehicles (UAVs) and data storage servers. The power efficiency of ...
    • Tunable magnetoelectric response of dimensionally gradient laminate composites 

      Park, C. S.; Avirovik, D.; Bichurin, Mirza I.; Petrov, Vladimir M.; Priya, Shashank (AIP Publishing, 2012-05-01)
      A magnetoelectric (ME) sensor exhibiting wideband behavior as a function of applied magnetic DC bias and frequency was designed by combining the dimensionally gradient piezoelectric layer with Metglas magnetostrictive ...
    • Tunable self-biased magnetoelectric response in homogenous laminates 

      Zhou, Y.; Yang, S. C.; Apo, D. J.; Maurya, Deepam; Priya, Shashank (AIP Publishing, 2012-12-01)
      In this study, we demonstrate self-biased magnetoelectric effect in homogenous two-phase magnetostrictive-piezoelectric laminates. Our results illustrate the method for tuning the magnitude of self-bias effect and provide ...
    • Ultra-high frequency photoconductivity decay in GaAs/Ge/GaAs double heterostructure grown by molecular beam epitaxy 

      Hudait, Mantu K.; Zhu, Y.; Johnston, S. W.; Maurya, Deepam; Priya, Shashank; Umbel, R. (AIP Publishing, 2013-03-01)
      GaAs/Ge/GaAs double heterostructures (DHs) were grown in-situ using two separate molecular beam epitaxy chambers. High-resolution x-ray rocking curve demonstrates a high-quality GaAs/Ge/GaAs heterostructure by observing ...