Jonah Klemm-Toole

Assistant PRofessor

Dr. Jonah Klemm-Toole joined the Department of Metallurgical and Materials Engineering at the Colorado School of Mines in 2020.

Dr.  Klemm-Toole teaches and conducts research as a member of the Center for Welding, Joining and Coatings Research.


  • BS Materials Science and Engineering, University of Florida, 2008
  • PhD Metallurgical and Materials Engineering, Advanced Steel Processing and Products Research Center (ASPPRC), Colorado School of Mines, 2019
  • Welding Certification, Santa Fe Community College Applied Welding Technologies Program, 2002

Industrial & Academic Experience 

  • Post-Doctoral Fellow, Center for Advanced Non-Ferrous Structural Alloys (CANFSA), Colorado School of Mines, 2019 – 2020.
  • Process Engineer, Power Systems Manufacturing, 2008 – 2013.
  • Welder, Gainesville Welding and Fabrication, 2001 – 2007.

Research interests

  • Alloy and microstructure design for high performance structural materials
  • Optimizing welding and joining technologies for improved mechanical properties and performance
  • Welding and brazing filler metal development
  • Developing additive manufacturing technologies for high temperature structural applications
  • Using modeling and simulations to improve experiment design and data interpretation


Professional Societies

  • American Welding Society (AWS)
  • ASM International
  • The Minerals, Metals, and Materials Society (TMS)


Hill Hall 372

Office: (303) 273-3784