Department of Mechanical Engineering

Shashank Priya


Shashank Priya


Associate Professor


310 Durham Hall
540-231-0745
540-231-2903 FAX

spriya@vt.edu
Research Information Website



Education Research
Teaching
Experience
Honors
Publications


Education

Ph.D.
Materials Engineering
Pennsylvania State University
2003
M.S.
Engineering
Indian Institute of Science
2000
B.S.
Math and Physics
Allahabad University
1995

 

Research

  • Energy harvesting materials and devices
  • Magnetoelctric materials and devices
  • Humanoids covering various components and system including artificial muscles, skin, actuators, and sensors.
  • Funded by various state and federal agencies incluing Texas ARP, NSF, DOE, UTA collaborative grants, and ARRI.

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Teaching Activities

  • Ferroelectric Devices I
  • Ferroelectric Devices II
  • Phase Transformation in Alloys
  • Ceramic Fabrication Processes

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Experience

Senior Research Engineer APC International, Mackeyville, PA February 2004 - August 2004
PostDoc International Center for Actuators and Tranducers August 2003 - January 2004
Visiting Researcher Murata Manufacturing Company Ltd., Yasu, Japan April 2002 - Feb. 2003
Internship Materials Research Center, Indian Institute of Science, Bangalore, India April 2000 - July 2000
Internship Vishakapatnam Steel Plant, Vishakapatnam, India May 1999 - July 1999
Internship Bharat Earth Movers Limited, Kolar Gold Mines, India May 1998 - July 1998
Internship Center for Electronic Design and Technology, Bangladore, India May 1997 - July 1997

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Honors

  • Recipient of the Automation and Robotics Research Institute Oustanding Researcher Award 2005 presented by The University of Texas Arlington.
  • Recipient of the Dr. R L Thakur Memorial Award of the year 2004 presented by Indian Ceramic Society.
  • Recipient of the TMS Shri Ram Arora International Award of the year 2002. (TMS stands for Metals, Materials and Metallurgical Transactions Society).
  • Recipient of the Vidya Bharti, IIM gold metal for the year 1999 - 2000 (IMM stands for Indian Institute of Metals).
  • Achieved K. K. Mallik Gold Medal of Indian Institute of Science, Bangalore for the year 1999-2000 (Best student in ME (Integrated) program)

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Publications

Year 2007

  • H. Kim, R. Islam, and S. Priya, "Working principle of voltage controlled differential magnetic field sensor", Appl. Phys. Lett. 90, 012909 (2007).

Year 2006

  • M. Joshi and S. Priya, ""Piezo-Bow"--High Displacement and High Blocking Force Actuator", Integ. Ferroelectrics 82, 25 - 43 (2006).
  • S. Priya, H. Kim, S. Ural, and K. Uchino, High power universal piezoelectric transformer (vol 53, pg. 810, 2006), IEEE Trans. Ultrason. Ferroelec. Freq. Cntrl. 53 (4), 810-816 (2006).
  • C. Ahn, H. -C. Song, S. Nahm, S. Priya, S. -H. Park, K. Uchino, H. -G. Lee, and N. -K. Kang, "effect of ZnO and CuO on Low Temperature Sintering of Hard Piezoelectric", J. Amer. Ceram. Soc. 89 (3), 921-925 (2006).
  • C. Chen and S. Priya, "Electric Energy Generator", IEEE Trans. Ultrason. Ferroelec. Freq. Cntrl. 53 (3), 656-661 (2006).
  • R. A. Islam and S. Priya, "Enhanced Magnetoelectric Effect in (1-x) Pb(Zr0.52Ti0.48)O3-x NiFe1.9Mn0.1O4 Particulate Composites - Electrical and Magnetic Properties", Integ. Ferroelect. 82, 1-24 (2006).
  • C. Chen and S. Priya, "Electric Energy Generator", IEEE Trans. Ultrason. Ferroelec. Freq. Cntrl. 53 (3), 656-661 (2006).
  • R. A. Islam and and S. Priya, "Enhanced Magnetolelectric Effect in (1-x) Pb(Zr0.52Ti0.48)O3-x NiFe1.9Mn0.1O4 Particulate Composites-Electrical and Magnetic Properties", Integ. Ferroelect. 82, 1-24 (2006).
  • D. Hanson, R. Bergs, Y. Tadesse, V. White, S. Priya, "Enhancement of EAP actuated facial expressions by designed chamber geometry in elastomers", Proc. SPIE 6168, Smart Stuctures and Materials, 49-57 (2006).
  • R. A. Islam, and S. Priya, "Realization of high-energy density polycrystalline piezoelectric ceramics", Appl. Phys. Lett. 88 (3), 032903 (2006).
  • R. A. Islam, and S. Priya, "Annealing and aging effect in 0.95 Pb(Zr0.52Ti0.48)O3-0.05 NiFe1.9Mn0.1O4 particulate magnetolectric composites", Jpn. J. Appl. Phys. Part 2-Lett & Exp. Lett. 45 (4-7), L128-L131 (2006).
  • K. Uchino, J. H. Zheng, Y. H. Chen et al., "Loss mechanisms and high power piezoelectrics", J. Mater. Sci. 41 (1), 217-228 (2006).
  • H. Kim, S. Priya, and K. Uchino, "Modeling of piezoelectric energy harvesting using cymbal transducers", Jpn. J. Appl. Phys. Part 1-Reg. Papers 45 (7), 5836-5840 (2006).
  • R. Islam and S. Priya, "High Energy Density Composition in the System PZT - PZNN", J. Amer. Ceram. Soc. 89 (10), 3147-3156, (2006).
  • R. Islam, H. Kim, S. Priya, and H. Stephanou, "Piezoelectric Transformer based Magnetic Field Sensor", Appl. Phys. Lett., 89, 152908 (2006).
  • N. Gupta, R. Islam, and S. Priya, "Characterization of Mechanical and Electrical Properties of Epoxy-Glass Composites", Ferroelectrics, (2006) (in press).
  • V. Sharma, M. Hossu, W. Lee, A. Koymen, and S. Priya, "Enhanced Piezoresitive Behavior of Nb2O5 modified LSMO ceramics", Appl. Phys. Lett., (2006) (in press).
  • Y. Tadesse, R. Bergs, S. Priya, H. Stephanou, and D. Hanson, "PiezoelectricActuation and Sensing for Facial Robotics", Ferroelectrics, (2006) (in press).
  • S. Priya, "Advances in Energy Harvesting Using Low Profile Piezoelectric Transducers", J. Electroceram., (2006) (in press).
  • S. Priya, R. Islam, S. Dong, and D. Viehland, "Advancement in the studies on magnetoelectric composites", J. Electveram., (2006) (in press).
  • R. A. Islam and S. Priya, "Magnetoelectric properties of the lead-free cofired BaTiO3-(Ni0.8Zn0.2)Fe2O4 bilayer composite", Appl. Phys. Lett. 89, 152911 (2006).
  • R. Islam, R. Bergs, H. Stephanou, and S. Priya, "Magnetic Anomaly Detector Using Magnetoelectric Composites", J. Appl. Phys., (2006) (in press).
  • R. Islam, S. Priya, and A. Amin, "Mn-modified PZT _PZN ceramics with low dielectric and electromechanical losses", J. Mater. Sci., (2006) (sumbitted).

Year 2005

  • C. W. Ahn, H. C. Song, S. Nahm, et al., "Effect of MnO2 on the piezoelectric properties of (1-x)(Na0.5K0.5)NbO3-xBaTiO3 ceramics", Jpn. J. Appl. Phys. Part 2-Letters & Express Letters 44 (42-45),L1361-L1364 (2005).
  • S. Priya, C. -W. Ahn, S. Nahm, "Dielectric Properties of the (Ba0.6Sr0.4)(Cu1/3Nb2/3)O3 Ceramics", Ferroelctrics 322,75-82 (2005).
  • S. Priya, C. T. Chen, D. Fye and J. Zhand, "Piezoelectric Windmill - A novel solution to remote sensing", Jpn. J. Appl. Phys. 44, L104-L107 (2005).
  • C. -W. Ahn, H. -C. Song, S. -H, Park, S. Priya, K. Uchino and S. Nahm, "Low Teperature Sintering and Peizoelectric Properties in Pb(ZrxTi1-x)O3-Pb(Ni1/3Nb2/3)O3 Ceramics, Jpn. J. Appl. Phys. 44, 1314-1321 (2005).
  • S. Priya, A. Ando and K. Uchino, "Nonlead Perovskite Piezoelectric Materials", Ceramic Trans. - Development in Dielectric Materials and Electronic Devices, 223- 233 (2005).
  • H. Kim, S. Priya, K. Uchino, and R. E. Newnham, "Piezoelectirc Energy Harvesting under high pre-stressed cyclic vibrations", J. Electroceram. 15, 27-34 (2005).
  • S. Priya, "Modeling of Electric Energy Harvesting Using Piezoelectric Windmill", Appl. Phys. Lett. 87 (18), 184191 (2005).
  • N. Uppal, P. Shiakolas and S. Priya, "Femtosecond Laser Micromachining of PZT Ceramics", Ferroelect. Lett. Sect. 32 (3-4), 67-77 (2005).

Year 2004

  • S. Priya, H. W. Kim and K. Uchino, "Low TCF composition in Pb(Zr, Ti)O3 System, J. Am. Ceram. Soc. 87, 1907-1911 (2004).
  • S. Priya, S. Ural, H. W. Kim, K. Uchino and T. Ezadki, "Multilayered Unipoled Piezoelectric Transformers", Jpn. J. Appl. Phys. 43, 3503-3510 (2004).
  • H. Kim, A. Batra, S. Priya, K. Uchino, R. E. Newnham, Doug Markeley and H. F. Hofmann, "Energy Harvesting Using a Piezoelectric "Cymbal" Transducer in Dynamic Environment", Jpn. J. Appl. Phys. 43, 6178-6183 (2004).

Year 2003

  • S. Zhang, S. Priya, C. A. Randall and T. R. Shrout, "Low Frequency Polarization Behavior of Novel xBiScO3-yBiGaO3-(1-y)PbTiO3 Piezocrystals" J. Appl. Phys. 93, 2880-2883 (2003).
  • J. Ryu, S. Priya and K. Uchino, "A Novel High Tm Relaxor Ferroelectrics:0.3BiScO3-0.6PbTiO3-0.1Pb(Mn1/3Nb2/3)O3", Appl. Phys. Lett. 82, 251-253 (2003).
  • S. Priya and K. Uchino, "High Power Resonance Characteristics and Dielectric Properties of Cosubsituted 0.92Pb(Zn1/3Nb2/3O3 - 0.08PbTiO3 Single Crystal", Jpn. J. Appl. Phys. 42. 531-534 (2003).
  • S. Priya, A. Ando and Y. Sakabe, "Novel NonLead Perovskite Materials: Ba(Li1/4Nb3/4)O3 and Ba(Cu1/3N2/3)O3", J. Appl. Phys. 94, 1171-1177 (2003).
  • S. Priya, and K. Uchino, "Estimation of Polarocaloric Contribution to Dielectric Loss in Oriented 0.92PZN-0.08PT Single Crystals", Jpn. J. Appl. Phys. 42, 5158 - 5164 (2003).
  • S. Priya, J. Ryu, K. Uchino, C. Ahn and S. Nahm, "Induction of Combinatory Characteristics by Relaxor Modification of Pb(Zr0.5Ti0.5)O3", Appl. Phys. Lett. 83, 5020 - 5022 (2003).

Year 2002

  • J. Ryu, S. Priya, K. Uchino, D. Viehland, and H. Kim, "exeptionally High Magnetoelectric Properties in 0.68Pb(Mg1/3Nb2/3)O3 - 0.32PbTiO3 and Terfenol-D Laminate Composites", J. Korean Ceram. Soc., (2002).
  • S. Priya and K. Uchino, "Dielectric and Piezoelectric Properties of the Mn_Substituted Pb(Zn1/3Nb2/3)O3 - PbTiO3 Single Crystal", J. Appl. Phys. 91, 4515 - 4520 (2002).
  • S. Priya, J. Ryu, K. Uchino, D. Viehland, and L. E. Cross, "Investigation of the Ferroelectric Orthohombic Phase in 0.92Pb(Zn1/3Nb2/3)O3 - 0.08PbTiO3 System", Ferroelcetics 274, 121-126 (2002).
  • J. Ryu, S. Priya, and K. Uchino, "Magnetoelectric Laminate Composites of Piezoelectric and Magnetostrictive Materials", J. Electroceram. 8, 107-119 (2002).
  • S. Zhang, S. Priya, E. Furman, T. R. Shrout, and C. A. Randall, "Random Field Model for Polarization Reversal in High TcPb(Yb1/2Nb1/2)3-PbTiO3 Single Crystal", J. Appl. Phys. 91, 6002 - 6006 (2002).
  • S. Priya, K. Uchino, H. Luo and D. Viehland, "Investigation of Electromechanical Properties of PMN-PT Single Crystals under Uniaxial and Hydrostatic Pressures", Ferroelectrics 274, 299 - 307 (2002).
  • S. Priya, H. -Y. Kim, J. Ryu, S. Zhang, T. R. Shrout, and K. Uchino, "Modeling of Fatigue Behavior in PZN-PT Single Crystals: Improved Behavior by Mn-Cubstitution", J. Appl. Phys. 92, 3923 - 2927 (2002).
  • S. Priya, K. Uchino, adn D. Viehland, "Fe-Substituted 0.92Pb(Zn1/3Nb2/3)O3 -0.08PbTiO3 Single Crystals: A "Hard Piezocrystal", Appl. Phys. Lett. 81, 2430 - 2432 (2002).
  • S. Priya, K. Uchino and D. Viehland, "Importance of Structural Irregularity on Dielectric Loss in (1-x)Pb(Mg1/3Nb2/3)O3-(x)PbTiO3 Crystals", Appl. Phys. Lett. 80, 4217 - 4219 (2002).
  • A. R. James, S. Priya, K. Uchino and S. Srinivas, "Investigation of Intinsic Defect Structure in 0.91Pb(Zn1/3Nb2/3)O3-0.09PbTiO3 Single Crystal through AC Conductivity", Jap. J. Appl. Phys. 41, 5272-5276 (2002).
  • S. Priya and K. T. Jacob, "Thermodynamic Mixing Properties of the Surface Phase: Computation withought Models using Inverse Legendre Transformation", Mater. Trans. JIM, (2002).
  • S. Priya, J. Ryu, and K. Uchino, "Mechanical Aging Behavior of PZN-PT and PMN-PT Single Crystals", Integr. Ferroelectrics 50, 135 - 142 (2002).
  • J. Ryu, S. Priya, C. Sakaki and K. Uchino, "High Power Characteristics of BiScO3-PbTiO3-Pb(Mn1/3Nb2/3)O3", Jpn. J. Appl. Phys. 41, 6040 - 6044 (2002).

Year 2001

  • S. Priya, D. Viehland, A. V. Carazo, J. Ryu and K. Uchino, "High-Power Resonant Measurements of Piezoelectric Materials: Importance of Elastic Nonlinearities"< J. Appl. Phys. 90, 1469-1479 (2001).
  • S. Priya, J. Ryo, K. Uchino, D. Viehland, H. Luo and Y. Yamashita, "Investigation of Elastic Nonlinearities in Pb(Zn1/3Nb2/3)O3-PbTiO3 and Pb(Mg1/3Nb2/3)O3-PbTiO3 Single Crystals", Jap. J. Appl. Phys. 40, 6497 - 6495 (2001).
  • S. Priya, J. Ryu, K. Uchino and D. Viehland, "Mechanical Aging Behavior of Oriented Pb(Mg1/3Nb2/3)O3-PbTiO3 and Pb(Zn1/3Nb2/3) Single Crystals", Jap. J. Appl. Phys. 79, 2624-2626 (2001).
  • S. Priya, K. Uchino and D. Viehland, "Crystal Growth and Piezoelectric Properties of Mn-doped PZN Single Crystals", Jap. J. Appl. Phys. 40, L 1044 - L1047 (2001).
  • J. Ryu, S. Priya, A. V. Carazo, K. Uchino and H. Kim, "Effect of the Magnetostrictive Layer on Magnetoelectric Properties in PZT/ Terfenol-D Laminate Composites", J. Am. Ceram. Soc. 84, 2905 - 2908 (2001).
  • A. R. James, S. Priya, K. Uchino, and K. Srinivas, "Dielectric spectroscopy of PMN-PT signle crystals", J. Appl. Phys. 90, 3504-3508 (2001).
  • S. Priya, H.-Y. Kim, J. Ryu, K. Chino, and K. Srinivas, "Fractal Cluster Modeling of the Fatigue Behavior in Lead zirconate Titanate", Appl. Phys. Lett. 80, 1625-1627 (2001).

Year 2000

  • K. T. Jacob, S. Priya and Y. Waseda, "A Thermodynamic Study of Liquid Cu-Cr Alloys and Metastable Liquid Immiscibility", Z. Metall. 991, 594-600 (2000).
  • K. T. Jacob, S. Priya, and Y. Waseda, "Measurement of the activity of boron in liquid copper using a four-phase equilibrium technique", Metall. Mater. Trans. A 31, 2674-2678 (2000).
  • S. Priya and K. T. Jacob, "Activities and immiscibility in the system Cu-Rh", J. Phase Equilib. 21, 342-349 (2000).

Year 1998

  • K. T. Jacob, S. Priya and Y. Waseda, "Thermodynamic mixing properties and solid-state immiscibility in the systems Pd-Rh and Pd-Rh-O", J. Phase Equilib. 19, 340-350 (1998).
  • K. T. Jacob, S. Priya and Y. Waseda, "Thermodynamic properties and phase equilibria for Pt-Rh alloys", Metall. Mater. Trans. A 29, 1545-1550 (1998).
  • K. T. Jacob, S. Priya and Y. Waseda, "Alloy-oxide equilibria in the system Pt-Rh-O, Bull. Mater. Sci. 21, 99-103 (1998).

Coference Papers (selected)

  • Invited speaker at the Office of Naval Research Transducers Workshop, "Low Dielectric Loss High Power Piezoelectric Materials", May 11 - 14, 2005, State College, PA.
  • Invited speaker at ASM/TMS Spring Symposium, "Piezoelectric Actuators 2004", GE Global Research Center, Niskayuna, NY, May 24 - 25, 2004.
  • Invited Lecture - TXU energy delegation vistiting UTA. Power Sources for Wireless Sensors Network.
  • Invited speaker - at 107th Annual Ceramic Society Meeting, "Low temperature sintering of high power ceramic", (AM-S17-113-2005), Baltimore, MD, April 10 - 13, 2005.
  • Invited speaker - 6th Pacific Rim COnference, "Piezoelectric Energy Scavenging", Kapalua, Maui, HI, Sept 11 - 16, 2005.
  • Invited speaker - 3rd Annual Spring Meeting, "Magnetoelectric Nanocomposites", Houston, TX, Oct. 10 - 11, 2005.
  • Invited speaker at the Office of Naval Research Transducers Workshop, "High Energy Density Piezoelectric Materials and Applications", May 2006, State College, PA.
  • Invited speaker at the OFfice of Naval Research Transducers Workshop, "Smart Materials and Actuators for Human-like Robots", May 2006, State College, PA.
  • Invited speaker at the 4th ICAT / JTTAS Joint International Smart Actuator Symposium, October 3 - 4, State College, PA.
  • S. Priya, K. Uchino, 2004 ASM/TMS Spring Symposium, "Piezoelectric Actuators 2004", GE Global Research Center, Niskayuna, NY (2004). [Invited].
  • S. Priya, and K. Uchino, 39th ICAT International Smart Actuator Symposium, "Low Temperature Sintering of High Power Piezoelectric Ceramis", State College, PA 16802 (2004). [Invited]
  • S. Priya, S. Ural, H. W. Kim and K. Uchino, Actuator 2004, "Unipoled Piezoelectric Transformers for Automobile Lighting", (B8.2), Bremen, Germany, (2004).
  • S. Priya and K. Uchino, 106th Annual Meeting & Exposition of the American Ceramic Society, "Nonlead High-Power Piezoelectric Materials", (AM-S18-37-2004), Indianapolis, IN, May 18 - 21 (2004).
  • S. Priya and K. Uchino, 104th Annual Meeting & Exposition of The American Ceramic Society, St. Louis, Missouri, (2002).
  • S. Priya and K. Uchino, International Joint Conference on Application of Ferroelectrics, Nara, Japan, (2002).
  • S. Priya, and K. Uchino, 35th ICAT International Smart Actuator Symposium, State College, PA 16801 (2002).
  • S. Priya, U. Belegundu, A. V. Carazo, and K. Uchino, 103rd Annual Meeting and Exposition, Indianapolis, IN, (2001).
  • S. Priya, U. Belegundu, and K. Uchino, 33rd ICAT International Smart Actuator Symposium, State College, PA 16802 (2001).
  • S. Priya and K. Uchino, Naval Workshop, Baltimore, Maryland, (2001).

 

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