Chih-Hao Chang


Extensive experience in computational flow dynamics (CFD). Specialized in numerical algorithms for highspeed compressible multiphase flows, free-interface flows, DNS simulation, dispersion flows. Extensive works in parallel computing and adaptive mesh refinement. Chief developer of the ARMS suite of codes.

Professional Experience

Assistant – Associate Researcher,
Center for Risk Studies and Safety (CRSS)
University of California at Santa Barbara (UCSB) (2006-2012)

Principal Scientist
Theofanous Co. Inc. (2012- Present)
Extreme Multiphase Simulations (2019-Present)


Ph.D & B.S.
Institute of Aeronautics and Astronautics
National Cheng-Kung University, Taiwan (ROC)


1994 “Upwind finite-volume method for natural and forced convection”

D. Pan and C.-H. Chang

Numerical Heat Transfer

B, Vol. 25, pp. 177–191

1995 “Computation of vortex lock-in in the laminar wake of a circular cylinder using monopole source”

D. Pan, Y.-S. Yang, and C.-H. Chang

Journal of Fluids Engineering

Transactions of the ASME

117, n2, pp. 227–233

1998 “Computation of internal flow with free surface using artificial compressibility”

D. Pan, Y.-S. Yang, and C.-H. Chang

Numerical Heat Transfer

B, Vol. 33, pp. 119–134

2000 “The capturing of free surfaces in incompressible multi-fluid flows”

D. Pan and C.-H. Chang

Chemical Engineering Progress Symposium Series 66, No. 102, 37–47


2007a “A Roust and accurate approach to computing compressible multiphase flow: Stratified flow model and AUSM+-up scheme”

C.-H. Chang and M.-S. Liou

Journal of Computational Physics

225, pp.840–873

2007b “Aerobreakup in disturbed subsonic and supersonic flow fields”

T.G. Theofanous, G. J. Li, T. N. Dinh and C.-H. Chang

Journal of Fluid Mechanics

593, pp. 131–170

2008a “How to solve compressible multifluid equations: A simple, robust, and accurate method”

M.-S. Liou, C.-H. Chang, L. Nguyen and T. G. Theofanous

AIAA Journal

46, n9, pp. 2345–2356

2008b “A further work on multi-phase two-fluid approach for compressible multi-phase flows”

Y.-Y. Niu, Y.-C. Lin and C.-H. Chang

Intl. J. for Numerical Method in Fluids

58, n8, pp.879–896

2012 “The physics of aerobreakup. II. Viscous liquids. Physics of Fluids”

T.G. Theofanous, V.V. Mitkin, C.L. Ng, C.-H. Chang, X. Deng & S. Sushchikh

Physics of Fluids

24, 022104 (2012)

2013 “Direct numerical simulation of interfacial instabilities: a conservative, consistent, all speed sharp-interface method”

C.-H. Chang, X. Deng, T.G. Theofanous

J. Comput. Phys.

242, 946–990

2016 “The Dynamics of Dense Particle Clouds Subjected to Shock Waves Part I: Experiments and Scaling Laws”

T.G. Theofanous, V.V. Mitkin and C.-H. Chang

J. of Fluid Mech.

792, 658–681

2017 “The Dynamics of Dense Particle Clouds Subjected to Shock Waves II: Numerical/modeling Issues and Way Ahead”

T.G. Theofanous and C.-H. Chang

Intl. J. Multiphase Flow

89, 177–206

2018 “Shock Dispersal of Dilute Particle Clouds”

T.G. Theofanous, V.V. Mitkin, C.-H. Chang

J. of Fluid Mech.

841, 732–745