Now showing items 1-20 of 809

    • 2012 CPES Annual Report 

      Center for Power Electronics Systems (Virginia Tech. Center for Power Electronics Systems, 2012)
      The Center for Power Electronics Systems at Virginia Tech is a research center dedicated to improving electrical power processing and distribution that impact systems of all sizes – from battery – operated electronics to ...
    • 2013 CPES Annual Report 

      Center for Power Electronics Systems; Uncork-it, Inc. (Virginia Tech. Center for Power Electronics Systems, 2013)
      The CPES industrial consortium is designed to cultivate connectivity among researchers in academia and industry, as well as create synergy within the network of industry members. The CPES industrial consortium offers: The ...
    • 2014 CPES Annual Report 

      Center for Power Electronics Systems; Uncork-it, Inc. (Virginia Tech. Center for Power Electronics Systems, 2014)
      Over the past two decades, CPES has secured research funding from major industries, such as GE, Rolls-Royce, Boeing, Alstom, ABB, Toyota, Nissan, Raytheon, and MKS, as well as from government agencies including the NSF, ...
    • 2015 CPES Annual Report 

      Center for Power Electronics Systems; Uncork-it, Inc. (Virginia Tech. Center for Power Electronics Systems, 2015)
      In its efforts to develop power processing systems to take electricity to the next step, CPES has developed research expertise encompassing five technology areas: (1) power conversion technologies and architectures; (2) ...
    • 2016 CPES Annual Report 

      Center for Power Electronics Systems; Uncork-it, Inc. (Virginia Tech. Center for Power Electronics Systems, 2016)
      In its effort to develop power processing systems to take electricity to the next step, CPES has cultivated research expertise encompassing five technology areas: (1) power conversion technologies and architectures; (2) ...
    • 2017 CPES Annual Report 

      Center for Power Electronics Systems; Uncork-it, Inc. (Virginia Tech. Center for Power Electronics Systems, 2017)
      In its effort to develop power processing systems to take electricity to the next step, CPES has cultivated research expertise encompassing five technology areas: (1) power conversion technologies and architectures; (2) ...
    • 2018 CPES Annual Report 

      Unknown author (Virginia Tech, 2018)
      In its effort to develop power processing systems to take electricity to the next step, CPES has cultivated research expertise encompassing five technology areas: (1) power conversion technologies and architectures; (2) ...
    • 3D printed graphene-based self-powered strain sensors for smart tires in autonomous vehicles 

      Maurya, Deepam; Khaleghian, Seyedmeysam; Sriramdas, Rammohan; Kumar, Prashant; Kishore, Ravi Anant; Kang, Min-Gyu; Kumar, Vireshwar; Song, Hyun-Cheol; Lee, Seul-Yi; Yan, Yongke; Park, Jung-Min (Jerry); Taheri, Saied; Priya, Shashank (2020-10-26)
      The transition of autonomous vehicles into fleets requires an advanced control system design that relies on continuous feedback from the tires. Smart tires enable continuous monitoring of dynamic parameters by combining ...
    • 6G Enabled Smart Infrastructure for Sustainable Society: Opportunities, Challenges, and Research Roadmap 

      Imoize, Agbotiname Lucky; Adedeji, Oluwadara; Tandiya, Nistha; Shetty, Sachin (MDPI, 2021-03-02)
      The 5G wireless communication network is currently faced with the challenge of limited data speed exacerbated by the proliferation of billions of data-intensive applications. To address this problem, researchers are ...
    • A Framework for Occupancy Tracking in a Building via Structural Dynamics Sensing of Footstep Vibrations 

      Poston, Jeffrey D.; Buehrer, R. Michael; Tarazaga, Pablo Alberto (Frontiers, 2017-11-06)
      Counting the number of occupants in building areas over time—occupancy tracking— provides valuable information for responding to emergencies, optimizing thermal conditions or managing personnel. This capability is distinct ...
    • Aberrant Calcium Signaling in Astrocytes Inhibits Neuronal Excitability in a Human Down Syndrome Stem Cell Model 

      Mizuno, Grace O.; Wang, Yinxue; Shi, Guilai; Wang, Yizhi; Sun, Junqing; Papadopoulos, Stelios; Broussard, Gerard J.; Unger, Elizabeth K.; Deng, Wenbin; Weick, Jason; Bhattacharyya, Anita; Chen, Chao-Yin; Yu, Guoqiang; Looger, Loren L.; Tian, Lin (Elsevier, 2018-07-10)
      Down syndrome (DS) is a genetic disorder that causes cognitive impairment. The staggering effects associated with an extra copy of human chromosome 21 (HSA21) complicates mechanistic understanding of DS pathophysiology. ...
    • Abnormal Behavior Detection Based on Traffic Pattern Categorization in Mobile Cellular Networks 

      De Almeida, J. M.; Pontes, C. F. T.; DaSilva, Luiz A.; Both, C. B.; Gondim, J. J. C.; Ralha, Celia G.; Marotta, M. A. (IEEE, 2021-01-01)
      Abnormal behavior in mobile cellular networks can cause network faults and consequent cell outages, a major reason for operational cost increase and revenue loss for operators. Nonetheless, network faults and cell outages ...
    • Acoustic Energy Harvesting and Sensing via Electrospun PVDF Nanofiber Membrane 

      Shehata, Nader; Hassanin, Ahmed H.; Elnabawy, Eman; Nair, Remya; Bhat, Sameer A.; Kandas, Ishac (MDPI, 2020-05-31)
      This paper introduces a new usage of piezoelectric poly (vinylidene fluoride) (PVDF) electrospun nanofiber (NF) membrane as a sensing unit for acoustic signals. In this work, an NF mat has been used as a transducer to ...
    • Acoustic X-wave reflection and transmission at a planar interface: Spectral analysis 

      Shaarawi, Amr M.; Besieris, Ioannis M.; Attiya, Ahmed M.; El-Diwany, Essam (Acoustical Society of America, 2000-01-01)
      The spectral structure of a three-dimensional X-wave pulse incident on a planar surface of discontinuity is examined. Introducing a novel superposition of azimuthally dependent pulsed plane waves, it is shown for oblique ...
    • Acousto-optic modulators integrated on-chip 

      Beller, Jared; Shao, Linbo (Springer Nature, 2022-07-29)
      Acousto-optic devices that use radio frequency mechanical waves to manipulate light are critical components in many optical systems. Here, the researchers bring acousto-optic devices on-chip and make them more efficient ...
    • Acousto-Optics: introduction to the feature issue 

      Poon, Ting-Chung; Tsai, C. S.; Voloshinov, V. B.; Chatterjee, M. R. (Optical Society of America, 2009-03-01)
      This Acousto-Optics feature celebrates the scientific careers of two remarkable scientists, Antoni Sliwinski and Adrian Korpel. The feature includes original papers based on a representative selection of topics that were ...
    • Active suppression of acoustic radiation from impulsively excited structures 

      Baumann, William T.; Saunders, William R.; Robertshaw, Harry H. (Acoustical Society of America, 1991-12-01)
      The objective is to use active control to suppress the acoustic energy that is radiated to the far field from a structure that has been excited by a short-duration pulse. The problem is constrained by the assumption that ...
    • Adaptive Optical Scanning Holography 

      Tsang, P. W. M.; Poon, Ting-Chung; Liu, J. Ping (Springer Nature, 2016-02-26)
      Optical Scanning Holography (OSH) is a powerful technique that employs a single-pixel sensor and a row-by-row scanning mechanism to capture the hologram of a wide-view, three-dimensional object. However, the time required ...
    • "Adaptive Pilot Patterns for CA-OFDM Systems in Non-stationary Wireless Channels" 

      Rao, Raghunandan M.; Marojevic, Vuk; Reed, Jeffrey H. (Institute Of Electrical And Electronics Engineers, 2017-09-12)
      In this paper, we investigate the performance gains of adapting pilot spacing and power for Carrier Aggregation (CA)-OFDM systems in nonstationary wireless channels. In current multi-band CAOFDM wireless networks, all ...
    • Adelie: Continuous Address Space Layout Re-randomization for Linux Drivers 

      Nikolaev, Ruslan; Nadeem, Hassan; Stone, Cathlyn; Ravindran, Binoy (ACM, 2022-02-28)
      While address space layout randomization (ASLR) has been extensively studied for user-space programs, the corresponding OS kernel’s KASLR support remains very limited, making the kernel vulnerable to just-in-time (JIT) ...