Ryan R Dehoff

Deposition Science and Technology Group Leader

Dr. Ryan Dehoff is the Deposition Science and Technology Group Leader for Oak Ridge National Laboratory. Dr. Dehoff facilitates the development of additive manufacturing of components, utilizing various techniques including electron beam melting, laser metal deposition and ultrasonic additive manufacturing. He is developing processing techniques and exploring new materials via additive manufacturing to improve energy efficiency during component production, decrease material waste, and improve material performance. Projects include near net shape fabrication of Titanium and nickel base super alloy components using low cost feedstock materials and developing laser processing techniques for forming nanocomposite coatings and bulk components utilizing amorphous based powder materials. 

Education:

  • Ph.D., Materials Science &  Engineering, The Ohio State University, Columbus, OH, 2008  
  • M.S., Materials Science &  Engineering,  The Ohio State University, Columbus, OH, 2005  
  • B.S., Materials Science &  Engineering,  The Ohio State University, Columbus, OH, 2002    

 

Professional Experience:

  • 6/2015-Present, Group Leader, Deposition Science & Technology
  • 2012-Present, Metal Additive Manufacturing Lead, Manufacturing Demonstration Facility (MDF), Oak Ridge National Laboratory, Oak Ridge, TN
    • Facilitating the development of additive manufacturing of components utilizing various techniques including electron beam melting, laser metal deposition and ultrasonic additive manufacturing.
    • Developing processing techniques and exploring new materials via additive manufacturing to improve energy efficiency during component production, decrease material waste, and improve material performance
    • Projects include:
      • Near-net-shape fabrication of Titanium components using low cost feedstock materials and developing laser processing techniques for forming nanocomposite coatings and bulk components utilizing amorphous based powder materials.
      • Metal Powder Bed Consolidation
      • Direct Metal Depostion
      • Ultrasonic Consoldation
  • 2009-Present, Research Staff Member, Oak Ridge National Laboratory, Oak Ridge, TN
    As research staff member, worked on process development of laser engineered net shaping pertaining to Nb-Si based alloys in conjunction with the mechanical behavior, microstructural characterization, and high temperature oxidation performance of these materials.

  • 2008-2009, Post-Doctoral Research Associate, The Ohio State University, OH.

Awards

2013 UT Battelle Awards Night – Early Carreer Award for Engineering
2012 R&D 100 Award– NanoSHIELD Coating [Nano-Super Hard-InExpensive-Laser Deposited Coatings]
2012 R&D 100 Award– Low-Cost, Lightweight Robotic Hand Based on Additive Manufacturing
2007 Outstanding Doctoral Student, NASA/DoD URETI for Aeropropulsion & Power Technology
2001 Arthur Watts Scholarship, The Ohio State University
2000 Boyd Engineering Scholarship, The Ohio State University
1999 HV Glunz Scholarship, The Ohio State University
1998 Demorest Metallurgical Engineering Scholarship, The Ohio State University
1997-99 National Buckeye Award
1997 Scarlet and Gray Scholarship