PRINCIPAL INVESTIGATORS

Dr. Xinfeng Gao

Email: Xinfeng.Gao@colostate.edu
Phone: 970-491-1003
Fax: 970-491-3827
Office: Rm A103D, Engineering Building
Mailing Address:
1374 Campus Delivery
Colorado State University
Fort Collins, CO 80523-1374

Dr. Xinfeng Gao is an associate professor of Mechanical Engineering. She joined Mechanical Engineering faculty in August 2011. Her research interests include the development of advanced parallel CFD algorithms, data-assimilated CFD algorithms for turbulent combustion systems, Polynomial-Chaos-Kriging uncertainty quantification methods in fluid flow computations, and the CFD-based design, analysis and optimization of aerospace propulsion systems. Dr. Gao earned her Ph.D. in Aerospace Sciences and Engineering from University of Toronto Institute for Aerospace Studies in November 2008. Prior to joining Colorado State University, she was a postdoctoral scientist at Lawrence Berkeley National Laboratory working with two groups: the Applied Numerical Algorithms Group and the Center for Computational Sciences and Engineering, from January 2009 to August 2011.

  • Dr. Gao is on sabbatical for AY 2018, working with Dr. Robert Falgout at the Computational Mathematics Group of the Center for Applied Scientific Computing in Lawrence Livermore National Laboratory.

Dr. Stephen Guzik

Email: Stephen.Guzik@colostate.edu
Phone: 970-491-4682
Fax: 970-491-3827
Office: Rm A103H, Engineering Building
Mailing Address:
1374 Campus Delivery
Colorado State University
Fort Collins, CO 80523-1374

Dr. Stephen Guzik is an assistant professor of Mechanical Engineering. His research interests include high-order algorithms for partial differential equations (PDEs), software infrastructure such as adaptive mesh refinement (AMR) for solving PDEs, parallel implementations on specialized processors/accelerators, and programming methods for heterogeneous architectures. Dr. Guzik earned his Ph.D. in Aerospace Sciences and Engineering from University of Toronto Institute for Aerospace Studies in 2010. He had worked in the Center for Applied Scientific Computing at Lawrence Livermore National Laboratory as a postdoctoral researcher for about three years. Dr. Guzik joined Mechanical Engineering faculty in August 2015 as an assistant professor after working for three years as a research scientist in the CFD & Propulsion Laboratory.


PH.D. STUDENTS

Erik Brodin

Email: Erik.Brodin@colostate.edu
Phone: 970-491-7545
Fax: 970-491-3827
Office: Rm B107, Engineering Building
Mailing Address:
1374 Campus Delivery
Colorado State University
Fort Collins, CO 80523-1374

Erik Brodin completed his B.S. in Biomedical Engineering and M.S. in Chemical Engineering from Miami University (Ohio) in 2018. Erik came to CSU in the Fall of 2018 where he spent the first three semesters of his Ph.D. in the Orthopaedic Bioengineering Research Laboratory before moving to the CFD & Propulsion laboratory late in 2019. His Ph.D. thesis involves CFD algorithms development and application for understanding the nonlinear instabilities of fluid dynamical systems.

Christopher Hurst

Email: hurstcl@colostate.edu
Phone: 970-491-7545
Fax: 970-491-3827
Office: Rm B107, Engineering Building
Mailing Address:
1374 Campus Delivery
Colorado State University
Fort Collins, CO 80523-1374

Chris Hurst completed his B.S. in Mechanical Engineering at Rose-Hulman Institute of Technology with a concentration in aerospace in May 2017. He took a year off school working for SpaceX’s launch site at Vandenberg AFB, assisting his grandfather with harvest in New Zealand, and taking a three-month climbing tour all around North America. He then joined the CFD & Propulsion laboratory in the fall of 2018. His Ph.D. research interests include data assimilation and turbulence modeling.

Sean Walters

Email: waltersintherockies@gmail.com
Phone: 970-491-7545
Fax: 970-491-3827
Office: Rm B107, Engineering Building
Mailing Address:
1374 Campus Delivery
Colorado State University
Fort Collins, CO 80523-1374

Sean Walters completed his B.S. in Mechanical Engineering at Colorado State University in May 2017. Sean joined the CFD & Propulsion Laboratory in June 2016, and his Ph.D. research focuses on coupling large-eddy simulation models with adaptive mesh refinement.

Yijun Wang

Email: wyj1990@rams.colostate.edu
Phone: 970-491-7545
Fax: 970-491-3827
Office: Rm B107, Engineering Building
Mailing Address:
1374 Campus Delivery
Colorado State University
Fort Collins, CO 80523-1374

Yijun Wang completed his B.S. in Mechanical Engineering at Colorado State University and joined the CFD & Propulsion Laboratory in December 2012. He switched from the M.S. program to the Ph.D. program in the Fall of 2016. His Ph.D. research focuses on the data assimilation for CFD modeling of turbulent combustion.

Nate Overton

Email: noverton22@gmail.com
Phone: 970-491-7545
Fax: 970-491-3827
Office: Rm B107, Engineering Building
Mailing Address:
1374 Campus Delivery
Colorado State University
Fort Collins, CO 80523-1374

Nate Overton completed his B.S. in Mechanical Engineering at Colorado State University in May 2016. Nate joined the CFD & Propulsion Laboratory in January 2015, and his Ph.D. research involves development of moving and overlapping grids for fourth-order algorithms with adaptive mesh refinement.

  • Since February 2019, Nate has been working at the Applied Numerical Algorithm Group in Lawrence Berkeley National Laboratory as a visiting graduate student.

Scott Polak

Email: scott.polak@colostate.edu
Phone: 970-491-7545
Fax: 970-491-3827
Office: Rm B107, Engineering Building
Mailing Address:
1374 Campus Delivery
Colorado State University
Fort Collins, CO 80523-1374

Scott Polak completed a B.S. in Mechanical Engineering from Rose-Hulman Institute of Technology, and a M.S. in Aerospace/Astronautics Engineering from University of Southern California. Between 2000 and 2008, he worked in aerospace industry at both GE Aircraft Engines and Rocketdyne. Since 2008, Scott has worked in semiconductor and thin-film industries, employed by Advanced Energy in Fort Collins, Colorado. Scott began pursuing a Ph.D. in Mechanical Engineering at Colorado State University in 2015, and he joined the CFD & Propulsion Laboratory in the spring of 2016. His Ph.D. research interests include applying higher-order numerical methods and adaptive mesh refinement techniques to model low-temperature, industrial plasmas.

Jordan Riley

Email: jriley2@rams.colostate.edu
Phone: 970-491-7545
Fax: 970-491-3827
Office: Rm B107, Engineering Building
Mailing Address:
1374 Campus Delivery
Colorado State University
Fort Collins, CO 80523-1374

Jordan Riley completed his M.S. in Mechanical and Aerospace Engineering at Illinois Institute of Technology and his B.S. at University of Florida. Jordan joined the CFD & Propulsion Laboratory in August 2014, and his Ph.D. research involves the application of new parallel programming models to Navier-Stokes solvers.

  • During the spring of 2017, Jordan was working as a student intern at the Center for Applied Scientific Computing in Lawrence Livermore National Laboratory.

Joshua Christopher

Email: joshuac@rams.colostate.edu
Phone: 970-491-7545
Fax: 970-491-3827
Office: Rm B107, Engineering Building
Mailing Address:
1374 Campus Delivery
Colorado State University
Fort Collins, CO 80523-1374

Joshua Christopher completed his B.S. in Mechanical Engineering at Northern Arizona University in 2011. Joshua joined the CFD & Propulsion Laboratory in June 2014, and his current Ph.D. research involves anisotropic adaptive mesh algorithms.

  • Since September 2018, Joshua has been working at the Computational Mathematics Group in Lawrence Livermore National Laboratory as a visiting graduate student.

RESEARCH STAFF

Nelson Xie

Email: Nelson.Xie@colostate.edu
Phone: 970-491-0941
Fax: 970-491-3827
Office: Rm B107, Engineering Building
Mailing Address:
1374 Campus Delivery
Colorado State University
Fort Collins, CO 80523-1374

Nelson Xie is a research associate working in the CFD & Propulsion Laboratory since August 2012. He works with PIs in this laboratory and Dr. Daniel Olsen on internal combustion engine and energy pipeline where he works closely with industry. Nelson earned his M.S. degree in Mechanical and Aerospace Engineering at Syracuse University.

Software used in educational research:

  • CFD packages: CONVERGE CFD to model internal combustion engine, ANSYS Fluent and CFD++ to model general and advanced CFD problems.
  • Pre-processing packages: Pointwise and ANSYS meshing to generate mesh.
  • Post-processing packages: FieldView, VisIt, ANSYS CFD Post to process CFD simulation solutions.
  • CAD packages: CREO, SolidWorks, and ANSYS DesignModeler to create 3D CAD models.

Nathan Spotts

Email: nathan.spotts@rams.colostate.edu
Phone: 970-491-7545
Fax: 970-491-3827
Office: Rm B107, Engineering Building
Mailing Address:
1374 Campus Delivery
Colorado State University
Fort Collins, CO 80523-1374

Nathan Spotts is a research affiliate in the CFD & Propulsion Laboratory while he works as a CFD engineer at Woodward Inc. He completed his B.S. and M.S degrees in Mechanical Engineering at Colorado State University, and started working at Woodward in May 2016. His research interests include CFD simulations of transonic flows, high-fidelity Unsteady Reynolds-Averaged Navier-Stokes (URANS) simulations of fan-distortion interaction, and the introduction of efficient, high-performance computing (HPC) based CFD into industry workflows.


ALUMNI

Noah Meisner

Degree (Year): M.S. (2019)

Time Period and Thesis: 09/2016-05/2019, Entropy Stability for a Forth-Order Accurate Finite Volume Method.

Job Upon Graduation: Karagozian & Case

Landon Owen

Degree (Year): Ph.D. (2019)

Time Period and Thesis: 08/2013-06/2019, A Fourth-Order Solution-Adaptive Finite-Volume Algorithm for Compressible Reacting Flows on Mapped Domains.

Job Upon Graduation: Postdoctoral scientist at Sandia National Laboratories, Livermore Campus, California

Justin Weinmeister

Degree (Year): M.S. (2018)

Time Period and Thesis: 04/2016-05/2018, Development of Reduced Polynomial Chaos-Kriging Metamodel for Uncertainty Quantification of Computational Aerodynamics.

Job Upon Graduation: Oak Ridge National Laboratory

Tyler Schott

Degree (Year): M.S. (2016)

Time Period and Thesis: 11/2013-06/2016, CFD Modeling of Aircraft Pressure Relief Doors.

Job Upon Graduation: Blue Origin

Nathan Spotts

Degree (Year): M.S. (2015)

Time Period and Thesis: 02/2012-12/2015, Unsteady Reynolds-Averaged Navier-Stokes Simulations of Inlet Flow Distortion in the Fan System of a Gas-Turbine Aero-Engine.

Job Upon Graduation: Woodward Inc.

Dr. Catherine Olschanowsky

Dr. Catherine Olschanowsky is now an assistant professor of Computer Science at Boise State University. She was a research professor in Computer Science and Mechanical Engineering Departments at CSU, working in the CFD & Propulsion Laboratory from July 2013 to July 2016. Her work involved using the Rose compiler to customize CFD applications to complex computer architectures. She earned her Ph.D. in Computer Science from University of California at San Diego in the Performance Modeling and Characterization Laboratory. Dr. Olschanowsky also worked as a research scientist and software engineer at the San Diego Supercomputer Center.