Publications

  • V. Kumar, Z. Z. Fang, H. Wang, and D. K. Shetty (2016) Geometric Model of Sintering of Unequal-Sized Particles, Powder Metallurgy, 59:3, 170-180, DOI: 10.1080/00325899.2016.1148915. Published, 06/29/2016.
  • "First-principles study on surface stability of tantalum carbides," Surface Science, 644, 24-28 (2016). DOI: 10.1016/j.susc.2015.09.003. Published, 02/2016.
  • "An Assessment of the Applicability of Particle Light Scattering Theories to Birefringent Polycrystalline Ceramics," J. Am. Ceram. Soc., 99 [2] 551-556 (2016). DOI: 10.1111/jace.14014. Published, 02/2016.
  • "A Functionally-Graded Carbide in the Ta-C System," J. Am. Ceram. Soc., 99 [2] 392-394 (2016). DOI: 10.1111/jace.14045. Published, 02/2016.
  • "ζ-Ta4C3-x: A High Fracture Toughness Carbide with Rising-Crack-Growth-Resistance (R-Curve) Behavior," J. Am. Ceram. Soc., 98 [8] 2601-2608 (2015). DOI: 10.1111/jace.13635. Published, 08/2015.
  • "On the Effect of Birefringence on Light Transmission in Polycrystalline Magnesium Fluoride," J. Am. Ceram. Soc., 98 [3] 829-837 (2015) DOI: 10.1111/jace.13351. Published, 03/2015.
  • "Processing of Dense ζ-Ta4C3-x by Reaction Sintering of Ta and TaC Powder Mixture," J. Am. Ceram. Soc., 97 [12] 3826-3834 (2014). DOI: 10.1111/jace.13254. Published, 12/2014.
  • Benjamin Block, Youngjin Kim and Dinesh K. Shetty, "Dielectric Breakdown of Polycrystalline Alumina: A Weakest-Link Failure Analysis", (Online) Journal of the American Ceramic Society, Vol. 96, Issue: 11, pp. 3430-3439 (2013). DOI: 10.1111/jace.12492. Published, 08/03/2013.
  • Joonho Koh, Erinn Sorge, Tzu-Chien Wen and Dinesh K. Shetty"Thermal Expansion Behaviors of Yttrium Tungstates in the WO3-Y2O3 System", Ceramics International, 39 [7] 8421-8427 (2013) (DOI: 10.1016/j.ceramint.2013.04.024). Published, 04/24/2013.
  • “Synthesis and Characterization of Al2-xScx(WO4)3 Ceramics for Low-Expansion Infrared-Transparent Windows,” J. Mater. Sci., 47, 6286-6296 (2012). DOI 10.1007/s10853-012-6548-2. Published, 04/2012.
    http://www.utah.edu
  • “Colloidal Processing and Optical Transmittance of Submicron Polycrystallina Alumina,” in Window and Dome Technologies and Materials XII, edited by Randall W. Tustison, Proceedings of SPIE, Vol. 8016, 80160C-1 – 80160C-6 (SPIE, Bellingham, WA, 2011). DOI: 10.1117/12.884311. Published, 06/13/2011.
    http://www.utah.edu
  • “Synthesis, Characterization and Densification of Al2-xScx(WO4)3 Ceramics for Low-Expansion Infrared-Transparent Windows,” in Window and Dome Technologies and Materials XII, edited by Randall W. Tustison, Proceedings of SPIE, Vol. 8016, 80160D-1 – 80160D-11 (SPIE, Bellingham, WA, 2011). (DOI: 10.1117/12.884035). Published, 06/13/2011.
    http://www.utah.edu
  • W. Fawcett and D. K. Shetty, "Effects of Carbon Nano-Fibers on Cell Morphology, Thermal Conductivity and Crush Strength of Carbon Foam," Carbon, Vol. 48, No. 1, pp. 68-80 (2010). Published, 2010.
  • S. Kaur, R.A.Cutler and D.K.Shetty, "Short-Crack Fracture Toughness of Silicon Carbide," Journal of the American Ceramic Society, Vol. 92, No. 1, pp. 179-185 (2009). Published, 2009.
  • K. Hackett, S. Verhoef, R. A. Cutler and D. K. Shetty, "Phase Constitution and Mechanical Properties of Carbides in the Ta-C System," Journal of the American Ceramic Society, Vol. 92, No. 10, pp. 2404-2407 (2009). Published, 2009.
  • W. Fawcett and D. K. Shetty, "Carbon Foam Composite – The Effects of Carbon Nano-Fibers on the Cell Morphology, Crush Strength and Thermal Conductivity of Carbon Foam,” Carbon 2009, International Symposium, Paris, France, June (2009). Published, 2009.
  • T. C. Wen and D. K. Shetty, "Birefringence and Grain-Size Effects on Optical Transmittance of Polycrystalline Magnesium Fluoride," in Window and Dome Technologies and Materials XI, edited by Randal W. Tustison, Proc. of SPIE, Vol. 7302, pp. 73020Z-1-73020Z-6 (2009). Published, 2009.
  • D.A.Ray, S.Kaur, R.A.Cutler and D.K.Shetty, "Effects of Additives on the Pressure-Assisted Densification and Properties of Silicon Carbide," Journal of the American Ceramic Society, Vol. 91, No. 7, pp. 2163-2169 (2008). Published, 2008.
  • D.K.Shetty,"C-Crack Initiation in Quasi-Static and Impact Loading of a Bearing-Grade Silicon Nitride," Journal of ASTM International, Vol. 5, No.6, pp.1-14 (2008). Published, 2008.
  • D.A.Ray, S.Kaur, R.A.Cutler and D.K.Shetty,"Effect of Additives on the Activation Energy for Sintering of Silicon Carbide," Journal of the American Ceramic Society, Vol. 91, Issue 4, pp.1135-1140 (2008). Published, 2008.

Research Statement

Design and engineer functional and structural ceramics for enhanced properties.

Research Keywords

  • Design, Processing and Characterization of Advanced Ceramics

Presentations

  • "Dielectric Breakdown of Alumina: Effects of Material and Test Variables" Presented at Materials Science and Technology 2015, Symposium on High Alumina Ceramics, Greater Columbus Convention Center, Columbus, OH on October 6, 2015. Invited Talk/Keynote, Presented, 10/06/2015.
  • A Summary Overview of Research Projects and Activities. Other, Presented, 05/08/2014.
  • "Birefringence and Light Transmission in Polycrystalline Ceramics", Graduate Seminar, Department of Materials Science and Engineering, University of Utah, Salt Lake City, UT 84112-0560. Other, Presented, 09/25/2013.
  • M. Sygnatowicz, R. A. Cutler and D. K. Shetty, "Kinetics of Formation of Zeta Ta4C3-x by Reaction of Ta and TaC", paper Presented at Materials Science and Technolgy 2011, Columbus, OH, October, 2011. Conference Paper, Refereed, Presented, 10/2011.
  • N. Dasgupta, B. Butler, E. Sorge, T. C. Wen and D. K. Shetty, "Synthesis, Characterization and Densification of Al2-xScx(WO4)3", paper Presented at the 12th SPIE Conference on Window and Dome Technologies and Materials, Orlando, FL, April, 2011. Conference Paper, Refereed, Presented, 04/2011.
  • Tzu-Chien Wen and D. K. Shetty, "Colloidal Processing and Optical Transmittance of Submicron Polycrystalline Alumina", Paper Presented at the 12th SPIE Conference on Window and Dome Technologies and Materials Conference, Orlando, FL, April, 2011. Conference Paper, Refereed, Presented, 04/2011.
    http://www.utah.edu
  • W. Fawcett and D. K. Shetty, “Effects of Carbon Nano-Fibers on Cell Morphology and Thermal Conductivity of Carbon Foam,” Carbon 2008, International Symposium, Nagano, Japan, June (2008). Conference Paper, Other, 2008.

Research Groups

  • Garrett Meeks, Graduate Student. Materials Science and Engineering. 05/01/2016 - 07/31/2017. Awards/Scholarships/Stipends: Supported by Engine Funding, Technology and ventures Commercialization, U of U Research Foundation.

Languages

  • English, fluent.

Geographical Regions of Interest

  • India

Grants, Contracts & Research Gifts

  • DIELECTRIC STRENGTH OF ALUMINA. PI: SHETTY,DINESH K. VARIAN MEDICAL SYSTEMS, 01/02/2009 - 03/31/2010. Total project budget to date: $49,123.00
  • YAG IR WINDOWS. PI: SHETTY,DINESH K. MATERIALS AND SYSTEMS RESEARCH, 07/14/2008 - 10/31/2009. Total project budget to date: $36,421.00

Patents

  • Methods of Sintering Dense Zeta-Phase Tantalum Carbide (#US9,896,384 B2). Status: Issued. Inventors: Dinesh K. Shetty, Salt Lake City, UT (US) Raymond A. Cutler, Salt Lake City, UT (US) Michael Sygnatowicz, Salt Lake City, UT (US). File date 06/17/2015; Issue date 02/20/2018. Assignee: University of Utah Research Foundation, Salt Lake City, UT (US). Country: US.
  • Methods of Sintering Dense Zeta-Phase Tantalum Carbide (#US 9,896,384 B2). Status: Issued. Inventors: Dinesh K. Shetty, Raymond A. Cutler, Michael Sygnatowicz. File date 06/17/2015; Issue date 02/20/2018. Assignee: University of Utah Research Foundation. Country: United States.