Publications

Citing Combustion Toolbox

If you use the Combustion Toolbox in a publication, please cite it using the following references:

• Cuadra, A., Huete, C., & Vera, M. (2026). Combustion Toolbox: An open-source thermochemical code for gas-and condensed-phase problems involving chemical equilibrium. Computer Physics Communications 320, 110004. doi:10.1016/j.cpc.2025.110004.

• Cuadra, A., Huete, C., & Vera, M. (2026). Combustion Toolbox: A MATLAB-GUI based open-source tool for solving gaseous combustion problems. Version 1.2.9. Zenodo. doi:10.5281/zenodo.5554911.

It can be handy the BibTeX format:

@article{cuadra2026a,
    title   = {{Combustion Toolbox: An open-source thermochemical code for gas- and condensed-phase problems involving chemical equilibrium}},
    author  = {A. Cuadra and C. Huete and M. Vera},
    journal = {Computer Physics Communications},
    volume  = {320},
    pages   = {110004},
    year    = {2026},
    issn    = {0010-4655},
    doi     = {https://doi.org/10.1016/j.cpc.2025.110004},
}

@misc{combustiontoolbox,
    title   = "{{Combustion Toolbox: A MATLAB-GUI based open-source tool for solving gaseous combustion problems}}",
    author  = {A. Cuadra and C. Huete and M. Vera},
    year    = {2026},
    note    = {Version 1.2.9},
    doi     = {https://doi.org/10.5281/zenodo.5554911}
}

Contributions

Here are some contributions, work-in-progress articles, and publications where the Combustion Toolbox has been used, as well as other codes that utilize this toolbox.

Journal articles

• Cuadra, A. Williams, C. T., Di Renzo, M., Vera, M., & Huete, C. (2026). The role of compressibility and vibrational excitation in hypersonic shock-turbulence interactions. Journal of Fluid Mechanics, 1032, A13. doi:10.1017/jfm.2026.11356.

• Cuadra, A., Huete, C., & Vera, M. (2026). Combustion Toolbox: An open-source thermochemical code for gas- and condensed-phase problems involving chemical equilibrium. Computer Physics Communications, 320, 110004. doi:10.1016/j.cpc.2025.110004.

• Liberatori, J., Cavalieri, D., Blandino, M., Simone, D., Liuzzi, D., Valorani, M., & Ciottoli, P. P. (2025). Modeling vaporization and combustion processes in staged and externally-ignited HTP/RP-1 green bipropellant systems. Acta Astronautica. doi:10.1016/j.actaastro.2025.10.001.

• Adam, A., Elmeknassi, Y., & Gibreel, M. (2025). Impact of Hydrogen Fraction and Operating Parameters on a Regenerative Gas Turbine’s Thermodynamic and Emission Behavior. Results in Engineering, 107606. doi:10.1016/j.rineng.2025.107606.

• Qin, Q., Yang, Y., Liu, Y., & Li, J. (2025). Controlling the initiation of oblique detonation waves using a moving forward-facing step. International Communications in Heat and Mass Transfer, 169, 109604. doi:10.1016/j.icheatmasstransfer.2025.109604.

• Shi, Y., Dai, W., Zhao, P., Wen, H., Wang, B., Ma, G., & Mou, H. (2025). Calculation model of wall heat flux in rotating detonation combustor and its experimental validation. Applied Thermal Engineering, 128100. doi:10.1016/j.applthermaleng.2025.128100.

• Ingabire, C., Liang, D. L., & Li, L. X. (2025). Progress on Additive Manufacturing Technology of Solid Propellants. Energetic Materials Frontiers. doi:10.1016/j.enmf.2025.06.001.

• Elmeknassi, Y. He, W., Adam, A., Han, D., & Shuo, D. (2025). Integrated optimization of hydrogen-fueled gas turbine parameters: Balancing efficiency and economic viability. International Journal of Hydrogen Energy, 135, 111-120. doi:10.1016/j.ijhydene.2025.04.528.

• Cuadra, A., Di Renzo, M., Hoste, J., Williams, C. T., Vera, M., & Huete, C. (2025). Review of Shock-Turbulence Interaction with a Focus on Hypersonic Flow. Physics of Fluids 37. doi:10.1063/5.0255816.

• Chang, X., Hongting, M., & Xiaohui, Y. (2024). Comprehensive performance evaluation method of working fluids for high temperature heat pump based on multi-objective optimization. Applied Thermal Engineering, 123102. doi:10.1016/j.applthermaleng.2024.123102.

• Chen, J., Sun, M., Li, P., An, B., Jiaoru, W., & Li, M. (2024). Effects of excess oxidizer coefficient on RBCC engine performance in ejector mode: A theoretical investigation. Energy, 289, 130070. doi:10.1016/j.energy.2023.130070.

• Qin, Q., Li, L., Han, F., Yao, Q., Liu, Y., Yuan, M., Li, X., Ji, T., & Li, J. (2024). Expansion wave-reinforced initiation of the oblique detonation wave. Physics of Fluids, 36(8). doi:10.1063/5.0220586.

• Dahake, A., Singh, R. K., & Singh, A. V. (2023). Dual behavior of hydrogen peroxide in gaseous detonations. Shock Waves, 33(5), 401-414. doi:10.1007/s00193-023-01142-5.

• Sánchez, J., Cuadra, A., Huete, C., Vera, M. (2022). SimEx: A tool for rapid evaluation of the effects of explosions. Applied Sciences, 12(18), 9191. doi:10.3390/app12189101.

• Huete, C., Cuadra, A., Vera, M., & Urzay, J. (2021). Thermochemical effects on hypersonic shock waves interacting with weak turbulence. Physics of Fluids 33, 086111 (2021) (featured article). doi:10.1063/5.0059948.

• Cuadra, A., Huete, C., & Vera, M. (2020). Effect of equivalence ratio fluctuations on planar detonation discontinuities. Journal of Fluid Mechanics, 903, A30. doi:10.1017/jfm.2020.651.

Technical reports

• Huete, C., Cuadra, A., Di Renzo, M., Williams, C. T., & Hoste, J. (2024). Hypersonic Shock-Turbulence Interactions: state-of-the-art and future prospects. Technical report. RTO-EN-AVT-352.

• Cuadra, A., Williams, C. T., Di Renzo, M., & Huete, C. (2024). Compressibility and vibrational-excitation effects in hypersonic shock-turbulence interaction. Summer Program Proceedings, Center for Turbulence Research, Stanford University.

Other codes that use the Combustion Toolbox

• Sánchez, J., Cuadra, A., Huete, C., Vera, M. (2022). SimEx: A tool for rapid evaluation of the effects of explosions. Applied Sciences, 12(18), 9191. doi:10.3390/app12189101.

Conference contributions

• Cuadra, A., Romero, M. A., Vera, M., & Huete, C. (2025). Impact of vibrational-excitation on scramjet inlet design. In 3rd Spanish Fluid Mechanics Conference (SFMC), Málaga, Spain.

• Cuadra, A., Huete, C., & Vera, M. (2025). Combustion Toolbox: An Open-Source Computational Tool for Aerothermochemical Research and Education. In 3rd Spanish Fluid Mechanics Conference (SFMC), Málaga, Spain.

• Cuadra, A., Williams, C. T., Di Renzo, M., & Huete, C. (2024). Compressibility and vibrational-excitation effects in hypersonic shock-turbulence interaction. In 77th Annual Meeting of the Division of Fluid Dynamics (APS DFD), Salt Lake City, USA.

• Romero, M., Huete, C., Jenaro, G., & Cuadra, A. (2024). Optimización del diseńo y operación de un motor scramjet para propulsión hipersónica mediante métodos numéricos. In 11th Congreso Nacional de I+D en Defensa y Seguridad, Jaén, Spain.

• Cuadra, A., Williams, C. T., Di Renzo, M., & Huete, C. (2024). The influence of turbulence compressibility on hypersonic shock turbulence interaction. In 2024 Meeting of the Spanish Section of The Combustion Institute (SEIC), Madrid, Spain.

• Di Renzo, M., Cuadra, A., Williams, C. T., & Huete, C. (2024). Impact of density fluctuations on hypersonic shock-wave/turbulence interactions. In 1st European Fluid Dynamics Conference (EFDC1), Aachen, Germany.

• Cuadra, A., Williams, C. T., Di Renzo, M., Vera, M., & Huete, C. (2023). Direct numerical simulations of hypersonic shock-turbulence interactions. In 76th Annual Meeting of the Division of Fluid Dynamics (APS DFD), Washington DC, USA.

• Cuadra, A., Vera, M., Di Renzo, M., & Huete, C. (2023). Linear Theory of Hypersonic Shocks Interacting with Turbulence in Air. In 2023 AIAA SciTech Forum, National Harbor, USA. doi:10.2514/6.2023-0075.

• Cuadra, A., Huete, C., & Vera, M. (2022). Desarrollo de un código termoquímico para la evaluación de las propiedades teóricas de explosivos (CT-EXPLO) y la estimación del rendimiento de motores cohete (CT-ROCKET). In IX Congreso Nacional de I+D en Defensa y Seguridad, Pontevedra, Spain.

• Cuadra, A., Huete, C., & Vera, M. (2022). Amplificación de la turbulencia a través de una onda de choque en régimen hipersónico. In IX Congreso Nacional de I+D en Defensa y Seguridad, Pontevedra, Spain.

• Cuadra, A., Huete, C., & Vera, M. (2022). Combustion Toolbox: a MATLAB-GUI based open-source tool for solving combustion problems. In 12th National and 3rd International Conference on Engineering Thermodynamics (CNIT), Madrid, Spain.

• Cuadra, A., Huete, C., & Vera, M. (2022). Theory of turbulence augmentation across hypersonic shock waves in air. In 1st Spanish Fluid Mechanics Conference (SFMC), Cádiz, Spain.

• Cuadra, A., Huete, C., Vera, M., & Urzay, J. (2021). Theory of turbulence augmentation across hypersonic shock waves. In 74th Annual Meeting of the Division of Fluid Dynamics (APS DFD), Phoenix, USA.

• Cuadra, A., Huete, C., & Vera, M. (2021). Effect of fuel mass fraction heterogeneity on the detonation propagation speed. In 25th International Congress of Theoretical and Applied Mechanics (ICTAM), Milano, Italy.

• Cuadra, A., & Vera, M. (2019). Development and validation of a new MATLAB®/GUI based thermochemical code. In 11th International Mediterranean Combustion Symposium (MSC), Tenerife, Spain.

• Cuadra, A., & Vera, M. (2019). Development of a GUI-based thermochemical code with teaching and research applications. In 1st Colloquium of the Spanish Theoretical and Applied Mechanics Society (STAMS), Madrid, Spain.

Seminars & Workshops

• Cuadra, A., Williams, C. T., Di Renzo, M., Vera, M., & Huete, C. (2024). Exploring hypersonic shock-turbulence interaction and advances in the Combustion Toolbox code. UC3M Fluid Mechanics Seminars - Fall 2024, Madrid, Spain.

• Cuadra, A., Williams, C. T., Di Renzo, M., Vera, M., & Huete, C. (2023). Direct numerical simulations and linear analysis for hypersonic shock-turbulence interaction in air. In 4th Spanish HPC Combustion Workshop, Barcelona, Spain.

• Cuadra, A., Huete, C., & Vera, M. (2023). Linear analysis on shock-turbulence interaction implemented with the Combustion Toolbox. Seminar presented during the research-stay with Prof. M. Di Renzo, Lecce, Italy

• Cuadra, A., Huete, C., & Vera, M. (2021). Development of an open-source thermochemical code: Fundamentals and application to shock turbulence interaction problems in the hypersonic regime. Seminar presented as part of the PhD Programme in Mechatronics Engineering, Málaga, Spain

PhD, MSc & BSc thesis

• Sobrino, A. (2026). Implementation of a chemical kinetics solver for quasi-1D scramjet combustion analysis. Universidad Carlos III de Madrid, Spain (BSc thesis - ongoing). Advisor: Alberto Cuadra.

• Torremocha, A. (2025). Optimization of scramjet inlet geometry using the Lagrange multipliers method. Universidad Carlos III de Madrid, Spain (MSc thesis). Advisor: Alberto Cuadra.

• Martín, M. L. (2025). Development of a quasi-one-dimensional scramjet flow model using the Combustion Toolbox. Universidad Carlos III de Madrid, Spain (BSc thesis). Advisor: Alberto Cuadra.

• Atienza, F. (2024). Optimization of scramjet inlet design for calorically perfect gaseous mixtures. Universidad Carlos III de Madrid, Spain (BSc thesis). Advisor: Alberto Cuadra.

• Cuadra, A. (2023). Development of a wide-spectrum thermochemical code with application to planar reacting and non-reacting shocks. Universidad Carlos III de Madrid, Spain (PhD thesis). Advisors: Marcos Vera & César Huete.

• Aguilar, C. (2022). CT-ROCKET: A MATLAB-GUI based thermochemical code to estimate rocket propellant performance. Universidad Carlos III de Madrid, Spain (BSc thesis). Advisor: Alberto Cuadra.

• Cuadra, A. (2019). Development of a GUI-based thermochemical code with teaching and research applications. Universidad Carlos III de Madrid, Spain (MSc thesis). Advisor: Marcos Vera.