David A. Buchta

Peer-Reviewed Journal Publications

Buchta, D.A. and Zaki, T.A. (2021) Observation-infused simulations of high-speed boundary layer transition. Journal of Fluid Mechanics (Accepted). arXiv link.

You, J., Buchta, D.A., and Zaki, T.A. (2021). Concave-wall turbulent boundary layers without and with free-stream turbulence. Journal of Fluid Mechanics (Accepted). arXiv link.

Wang, J.M., Buchta, D.A., and Freund, J.B. (2020). Hydrodynamic ejection caused by laser-induced optical breakdown. Journal of Fluid Mechanics, 888, A16:1-31. doi.org/10.1017/jfm.2019.1066.

Buchta, D.A., Shallcross, G., Capecelatro, J. (2019). Sound and turbulence modulation by particles in high-speed shear flows. Journal of Fluid Mechanics, 875, 254-285. doi.org/10.1017/jfm.2019.467.

Popov, P. P., Buchta, D.A., Anderson, M.J., Massa, L., Capecelatro, J., Bodony D.J., and Freund, J.B. (2019). Machine learning-assisted early ignition prediction in a complex flow. Combustion and Flame 206, 451-466. doi.org/10.1016/j.combustflame.2019.05.014

Buchta, D.A., Freund, J.B. (2019). Intense sound radiation by high-speed flow: Turbulence structure, gas properties, and near-field gas dynamics. Physical Review Fluids. doi: 10.1103/PhysRevFluids.4.044605

Buchta, D.A., Freund, J.B. (2017). The near-field pressure radiated by planar high-speed free-shear-flow turbulence. Journal of Fluid Mechanics, 832, 383-408. doi: 10.1017/jfm.2017.671

Peer-Reviewed Symposium Proceedings

Capecelatro, J., Shallcross, G., and Buchta, D.A. (2019). The sound of two-phase flows: Particle-turbulence effects on the pressure field in high-speed mixing layers. International Conference on Multiphase Flow, Rio de Janeiro, Brazil.

Capecelatro, J., Buchta, D.A. (2017). Direct numerical simulation of noise suppression by water injection in high-speed flows. 55th AIAA Aerospace Sciences Meeting, AIAA SciTech Forum (AIAA 2017-1700), Grapevine, TX. doi: 10.2514/6.2017-1700

Buchta, D., Freund, J.B. (2016). Mechanisms of jet crackle. Contributions to the Foundations of Multidisciplinary Research in Mechanics: Papers presented during the 24th International Congress of Theoretical and Applied Mechanics, Vol. 4, Montreal, Canada.

Buchta, D.A., Vishnampet, R., Bodony, D.J., Freund, J.B. (2016). A discrete adjoint-based shape optimization for shear-layer-noise reduction. 22nd AIAA/CEAS Aeroacoustics Conference (AIAA 2016-2776), Lyon, France. doi: org/10.2514/6.2016-2776

Buchta, D.A., Freund, J.B. (2016). The role of large-scale structures on crackle noise. 22nd AIAA/CEAS Aeroacoustics Conference (AIAA 2016-3027), Lyon, France. doi: 10.2514/6.2016-3027

Buchta, D.A., Anderson, A.T., Freund, J.B. (2014). Near-field shocks radiated by high-speed free-shear-flow turbulence. 20th AIAA/CEAS Aeroacoustics Conference (AIAA 2014-3201), Atlanta, GA. doi: 10.2514/6.2014-3201

McDoniel, W.J., Goldstein, D.B., Varghese, P.L., Trafton, L.M., Buchta, D.A., Freund, J.B., Kiefer, S.W. (2011). Simulating irregular source geometries for Ionian plumes. AIP Conference Proceedings, 1333. 27th International Symposium on Rarefied Gas Dynamics, Pacific Grove, CA. doi: 10.1063/1.3562800

Published Abstracts

D. Buchta and T. Zaki. (2019). Optimal interpretation of measurements for enhanced-fidelity prediction of hypersonic boundary layer transition. Bulletin of the American Physical Society. 72nd Annual Meeting of the APS Division of Fluid Dynamics, Seattle, WA. Abstract: H23.000002

E. Cisneros-Garibay, D. Buchta, and J. B. Freund. (2019). Ignition kernel dynamics in a Mach 3 flame holder. Bulletin of the American Physical Society. 72nd Annual Meeting of the APS Division of Fluid Dynamics, Seattle, WA. Abstract: C05.00005

J. Wang, D. Buchta, and J. MacArt, and J. B. Freund (2019). Hydrodynamic ejection from a laser-induced breakdown and its implications for ignition. Bulletin of the American Physical Society. 72nd Annual Meeting of the APS Division of Fluid Dynamics, Seattle, WA. Abstract: C05.00009

D. Buchta, P. Popov, P. Movahed, and J. B. Freund. (2018). Transient laser-induced ignition kernels in supersonic flow. Bulletin of the American Physical Society. 71st Annual Meeting of the APS Division of Fluid Dynamics, Atlanta, GA. Abstract: Q02.00009

G. Shallcross, D. Buchta, and J. Capecelatro. (2018). Sound and turbulence modulation by particles in high-speed shear flows. Bulletin of the American Physical Society. 71st Annual Meeting of the APS Division of Fluid Dynamics, Atlanta, GA. Abstract: Q37.00004

J. Wang, D. Buchta, and J. Freund. (2018). Jetting and ignition due to laser-based deposition of energy in a gas. Bulletin of the American Physical Society. 71st Annual Meeting of the APS Division of Fluid Dynamics, Atlanta, GA. Abstract: L02.00010

Buchta, D., Freund, J. (2017). Near-field acoustic radiation by high-speed turbulence: amplitude, structure, gas-stiffness, and dilatational dissipation. Bulletin of the American Physical Society. 70th Annual Meeting of the APS Division of Fluid Dynamics, Denver, CO. Abstract: A21.00005

Wang, J., Buchta, D., Freund, J. (2017). Vorticity generation and jetting caused by a laser-induced optical breakdown. Bulletin of the American Physical Society. 70th Annual Meeting of the APS Division of Fluid Dynamics, Denver, CO. Abstract: G2.00006

Popov, P., Buchta, D., Anderson, M., Freund, J. (2017). Ignition prediction in a hydrogen jet in turbulent crossflow by a laser-induced breakdown. Bulletin of the American Physical Society. 70th Annual Meeting of the APS Division of Fluid Dynamics, Denver, CO. Abstract: G2.00007

Capecelatro, J., Shallcross, G., Buchta, D. (2017). The role of particle-turbulence interactions on the pressure field near high-speed shear flows. Bulletin of the American Physical Society. 70th Annual Meeting of the APS Division of Fluid Dynamics, Denver, CO. Abstract: L36.00003

Buchta, D., Capecelatro, J., Freund, J. (2017). Adjoint-based ignition sensitivity in turbulent combustion. 20th Biennial Conference of the APS Topical Group on Shock Compression of Condensed Matter, St. Louis, MO. Abstract: E6.00002

Shallcross, G., Buchta, D., Capecelatro, J. (2017). An Euler-Lagrange method for compressible multiphase flow with application to water sound suppression. 20th Biennial Conference of the APS Topical Group on Shock Compression of Condensed Matter, St. Louis, MO. Abstract: S4.00002  

Buchta, D., Freund, J. (2016). Jet crackle: skewness transport budget and a mechanistic source model. Bulletin of the American Physical Society. 69th Annual Meeting of the APS Division of Fluid Dynamics, Portland, OR. Abstract: D4.00007

Shallcross, G., Buchta, D., Capecelatro, J. (2016). Particle-turbulence-acoustic interactions in high-speed free-shear flows. Bulletin of the American Physical Society. 69th Annual Meeting of the APS Division of Fluid Dynamics, Portland, OR. Abstract: M28.00010

Buchta, D., Freund, J. (2015). Crackle noise from high-speed free-shear-flow turbulence. Bulletin of the American Physical Society. 68th Annual Meeting of the APS Division of Fluid Dynamics, Boston, MA. Abstract: M1.00010

Buchta, D., Freund, J. (2014). Near-field nonlinear interactions leading to jet crackle. Bulletin of the American Physical Society. 67th Annual Meeting of the APS Division of Fluid Dynamics, San Francisco, CA. Abstract: A29.00002

Buchta, D., Freund, J.B. (2014). Space-time simulation of jet crackle. Blue Waters Annual Report. (pp. 78-79) Champaign, IL: University of Illinois.

Buchta, D., Freund, J. (2013). Jet crackle: near-field nonlinear acoustic interactions due to high-speed turbulent sources. Bulletin of the American Physical Society. 66th Annual Meeting of the APS Division of Fluid Dynamics, Pittsburgh, PA. Abstract: D24.00009

Hawkins, B., Luedeke, J., Buchta, D., Cox, J., Whitmire, M. (2012). Applying the CTRA for food safety and defense. SRA 2012 Annual Meeting Abstracts. Society for Risk Analysis Annual Meeting, San Francisco, CA.

Stoeckel, D., Montello, B., Nilsen, M., Buchta, D., Hawkins, B., Whitmire, N. (2012). Generation and use of notional water distribution systems to estimate potential consequences of terrorism attacks. Distribution Systems Symposium and Water Security and Emergency Preparedness Conference and Exposition, St. Louis, MO.

Luedeke, D., Buchta, D., Hawkins, B., Cox, J., Whitmire, M., McGarvey, D. (2012). Foodborne contamination consequence modeling. International Association for Food Protection Annual Meeting, Providence, RI.

Montello, B.M., Shroy, B.C., Buchta, D.A., Hawkins, B.E., Gooding, R., Kolakowski, J., McGarvey, D. (2011). Chemical supply chain incident model for human health consequence estimates. SRA 2011 Annual Meeting Abstracts. (p. 148) Society for Risk Analysis Annual Meeting, Charleston, SC.

Buchta, D.A., Luedeke, J.D., Hawkins, B.E., Cox, J., McGarvey, D., Whitmire, M. (2011). Modeling retailer and consumer behavior in a food contamination event. SRA 2011 Annual Meeting Abstracts. (p. 68) Society for Risk Analysis Annual Meeting, Charleston, SC.

Luedeke, J.D., Buchta, D.A., Truong, C., Hawkins, B.E., Cox, J., McGarvey, D., Whitmire, M. (2011). Foodborne contamination consequence modeling. SRA 2011 Annual Meeting Abstracts. (p. 137) Society for Risk Analysis Annual Meeting, Charleston, SC.