JPL Logo
A profile photo of Samad Firdosy

Samad Firdosy

Technologist

About

Bio

Samad has over 15 years of experience in manufacturing and materials development at JPL for a variety of applications including thermoelectric materials & devices, fuels cells and metal additive manufacturing. His current focus is in blown powder directed energy deposition processing of functionally graded joints, metal matrix composites and functional alloys (i.e. soft magnetic materials, bulk metallic glass).

Education

  • BS – California State Polytechnic University, Pomona , Materials Engineering

Research Interests

  • Metal Additive manufacturing
  • Brazing and diffusion bonding
  • Thermoelectric device design and fabrication
  • Experimental implementation and materials characterization

Experience

Professional Experience

  • Materials Engineer at the Jet Propulsion lab 2003 – present. Some projects include:
    • Directed energy deposition based additive manufacturing process development lead, 2016 - present
    • Task Manager for the NASA Advanced Thermoelectric Couple project, 2013-2016
    • Thermoelectric device and manufacturing process development for waste heat recover – DARPA funded
    • Ceramic proppant material technology development and mechanical characterization – Oil & Gas industry funded
    • PEM hydrogen / oxygen regenerative fuel cell MEA development and performance characterization- NASA
  • Lecturer in Chemical and Materials Engineering at the California State Polytechnic University, Pomona, 2007-2016

Achievements

Awards & Recognitions

  • JPL Voyager Award (2018)
  • JPL Team Award | JPL Team Award; DARPA waste heat recovery project (2017)
  • JPL Team Award | JPL Team Award; eMMRTG/STM Team Gate 1 RFA#1 Closure Team (2016)
  • JPL Team Award | JPL Team Award; ATEC High Temperature Couple Team (2016)
  • NASA Award | NASA Team Award; Advanced Thermoelectric Converter Project [ATEC] (2011)
  • NASA Award | NASA Honors Team Award; Regenerative Fuel Cell Development (2008)
  • JPL Mariner Award | JPL Mariner Award; Fuel cell development (2007)
  • NASA Award | NASA Team Award; Segmented Thermoelectric Converter (2005)

Publications

Patents

  1. Samad Firdosy, Peter Dillon Ryan Conversano, J.P. Borgonia, Bryan McEnerney and Andrew Shapiro “3D printing of Fe-Co-V alloys for soft magnetic alloys” Non-provisional patent application filed patent 62/679,358
  2. Samad Firdosy, Billy Li, Vilupanur Ravi, Jean-Pierre Fleurial, Thierry Caillat, Harut Anjunyan “Compliant interfacial layers in thermoelectric devices” Patent # 9,722,163 issued 8/01/17
  3. Sabah K. Bux; Jean-Pierre Fleurial; Vilupanur A. Ravi; Samad A. Firdosy; James M. Ma; Kurt Star, “High Performance High Temperature Thermoelectric Composites with Metallic Inclusions” Patent # 9,640,746 issued 5/2017
  4. Vilupanur Ravi, Samad Firdosy, Jean-Pierre Fleurial, Sabah Bux and Andrew Kindler “Ultra-Light Ultra-Strong Proppants” US Patent US10017687B2

Papers / Proceedings

  1. Yi Wang, Yong-Jie Hu, Samad A. Firdosy, Kurt E. Star, Jean-Pierre Fleurial, Vilupanur A. Ravi, Long-Qing Chen, Shun-Li Shang, and Zi-Kui Liu “First-principles calculations of lattice dynamics and thermodynamic properties for Yb14MnSb11” Journal of Applied Physics, 2018
  2. I. Chi, S. Bux, M. Bridgewater, K. Star, S. Firdosy, V. Ravi and J.-P. Fleurial “Mechanically Robust SiAlON Ceramics with Engineered Porosity via Two-step Sintering for Applications in Extreme Environments” MRS Advances,  doi:10.1557/adv.2015.8
  3. James M. Ma, Samad A. Firdosy, Richard B. Kaner, Jean-Pierre Fleurial and Vilupanur A. Ravi “ Hardness and fracture toughness of thermoelectric La3-xTe4” JOM, 2014
  4. Firdosy SA, Ravi VA, Li B. et al “Thermo-Mechanical Models and The Role of Mechanical Behavior in High Efficiency Thermoelectric Couples” (2013) in: 11th international energy conversion engineering conference. doi:10.2514/6.2013-3929
  5. Vilupanur Ravi, Samad Firdosy, Thierry Caillat, Erik Brandon, Keith Van Der Walde, Lina Maricic and Ali Sayir, “Thermal Expansion Studies of Selected High-Temperature Thermoelectric Materials,” Journal of Electronic Materials 38 (2009) 1433–1442
  6. S. R. Narayanan, Thomas I. Valdez, and Samad Firdosy, “Analysis of the Performance of Nafion-Based Hydrogen--Oxygen Fuel Cells,” J.Electrochem. Soc. 156, B152 (2009)
  7. V. Ravi, S. Firdosy, T. Caillat, B. Lerch, A. Calamino, R. Pawlik, M. Nathal, A. Sechrist, J. Buchhalter, S. Nutt, “Mechanical Properties of Thermoelectric Skutterudites,” Proceedings of Space Technology and Applications International Forum (STAIF-08), AIP Conference Proceedings No.969, American Institute of Physics, Melville, NY, 2008