John Lewis Ziegler

  • Program Years: 2007-2011
  • Academic Institution: California Institute of Technology
  • Field of Study: Aeronautics
  • Academic Advisor: Dale Pullin
  • Practicum(s):
    Oak Ridge National Laboratory (2008)
  • Degree(s):
    Ph.D. Aeronautics: California Institute of Technology, 2011
    M.S. Aerospace Engineering: California Institute of Technology, 2007
    B.S. Aerospace and Mechanical Engineering, Math Minor: Rensselaer Polytechnic Institute, 2006

Current Status

  • Status: Senior Research Engineer, ASTRA Louisville CO (Atmospheric Space Technology Research Associates)
  • Research Area: Reactive, Diffusive, Compressible Flow, Multiphase Gas-Particles Flows, Vapor-phase upgraded biomass

Comments

Work Experience/Internships:

ASTRA
- Senior Research Engineer 2019-Present
- Satellites, Digital Communications, Machine Learning, Software Defined Radio
- Space Weather Forecasting, Proposal writing, and more

WhiteFox Defense Technologies (Drone Defense Startup)
2017-2019

Northrop Grumman Corporation, Information Systems
-Software Engineer (Summer 2016-Fall 2017)

Colorado School of Mines
Adjunct Mechanical Engr. Professor (Spring 2016)
-Teaching Fluid Mechanics

Oak Ridge National Lab (Summer Practicum 2008)
Adaptive Mesh Refinement in Object-orientated C++ (AMROC)
(Mentor: Dr. Ralf Deiterding)

Sandia National Laboratory (Summer Research Internship 2006)
Computational Shock & Multiphysics
(Mentor: Dr. Allen Robinson)

Jet Propulsion Laboratory (Summer Research Internship 2005)
DARTS LAB (Dynamics Algorithms & Real Time Simulations Laboratory)
(Mentor: Dr. Abhi Jain)

Publications

PhD. Thesis: "Simulations of Compressible, Diffusive, Reactive Flows with Detailed Chemistry Using a High-Order Hybrid WENO-CD Scheme." California Institute of Technology, Defended Nov. 29th 2011.

"An adaptive high-order hybrid scheme for compressive, viscous flows with detailed chemistry" Jack Ziegler, Ralf Deiterding, Dale Pulin, Joseph Shepherd. J. Comput. Physics, Vol. 230, Nr. 20 (2011) , p. 7598-7630.

"Experimental Investigation of Spark Ignition Energy in Kerosene, Hexane, and Hydrogen" - Sally P. M. Bane, John L. Ziegler, Philipp A. Boettcher, Stephanie A. Coronel, Joseph E. Shepherd. Journal of Loss Prevention in the Process Industries. Ref. No. JLP-D-10-00224R1.

J. Damazo, J. Ziegler, J. Karnesky, and J. E. Shepherd. Shock wave-boundary layer interaction from reflecting detonations. In Proceedings of the 28th International Symposium on Shock Waves, University of Manchester, July 17-22, 2011.

Undergraduate:
K.S. Anderson, R. Mukherjee, J.H. Critchley, J.L. Ziegler, and S.R. Lipton "POEMS: Parallelizable Open-source Efficient Multibody Software", Engr. with Computers, 2006.
Mukherjee R., Ziegler J., Anderson K., "Multigranular Molecular Dynamics Simulations with Multibody Algorithms", Proceedings of 2005 ASME International Design Engineering Technical Conference and Computers and Information in Engineering Conference, September 2005.
Critchley J., Mukherjee R., Ziegler J., Anderson K., "Parallelizable Open source Efficient Multibody Software: POEMS", Proceedings of 2005 ASME International Design Engineering Technical Conference and Computers and Information in Engineering Conference, September 2005.
Mukherjee R., Ziegler J., Anderson K., "Parallelizable Open source Efficient Multibody Software: POEMS", Proceedings of Multibody Dynamics 2005, ECCOMAS Thematic Conference, June 2005.

Awards

Recipient of 2011-2012 NERSC allocation with 1,000,000 MPP hours for "DNS of Diffusive Detonations"

Recipient of a 2010-2011 "ORNL Director's Discretionary Allocation" for 500,000 CPU hours on Jaguar and Jaguar-pf.

Recipient of a 2010 NERSC allocation with 125,000 MPP hours for "DNS of Diffusive Detonations"