Publications

If you want to cite OpenMDAO, please use this citation:

J. S. Gray, J. T. Hwang, J. R. R. A. Martins, K. T. Moore, and B. A. Naylor, “OpenMDAO: An Open-Source Framework for Multidisciplinary Design, Analysis, and Optimization,” Structural and Multidisciplinary Optimization, 2019.

@article{Gray2019a,
    Author = {Justin S. Gray and John T. Hwang 
              and Joaquim R. R. A. Martins 
              and Kenneth T. Moore and Bret A. Naylor},
    Doi = {10.1007/s00158-019-02211-z},
    Journal = {Structural and Multidisciplinary Optimization},
    Month = {April},
    Number = {4},
    Pages = {1075--1104},
    Title = {{OpenMDAO}: An open-source framework 
            for multidisciplinary design, analysis, 
            and optimization},
    Volume = {59},
    Year = {2019}
}

Journal Papers

E. J. Adler, B. J. Brelje, and J. R. R. A. Martins, “Thermal management system optimization for a parallel hybrid aircraft considering mission fuel burn,” Aerospace, vol. 9, iss. 5, 2022.
[Bibtex]

@article{Adler2022b,
author = {Adler, Eytan J. and Brelje, Benjamin J. and Martins, Joaquim R. R. A.},
title = {Thermal Management System Optimization for a Parallel Hybrid Aircraft Considering Mission Fuel Burn},
journal = {Aerospace},
keywords = {OpenMDAO, OpenConcept},
volume = {9},
month = {April},
year = {2022},
number = {5},
article-number = {243},
pdf = {https://www.mdpi.com/2226-4310/9/5/243/pdf?version=1650976248},
url = {https://www.mdpi.com/2226-4310/9/5/243},
issn = {2226-4310},
doi = {10.3390/aerospace9050243}
}

A. Yildirim, J. S. Gray, C. A. Mader, and J. R. R. A. Martins, “Boundary layer ingestion benefit for the STARC-ABL configuration,” Journal of aircraft, 2022.
[Bibtex]

@article{Yildirim2022a,
author = {Anil Yildirim and Justin S. Gray and Charles A. Mader and J. R. R. A. Martins},
journal = {Journal of Aircraft},
keywords = {aeroprop, ank, openmdao},
title = {Boundary Layer Ingestion Benefit for the {STARC}-{ABL} Configuration},
pdf = {https://www.researchgate.net/profile/Joaquim-Martins-4/publication/358536277_Boundary_Layer_Ingestion_Benefit_for_the_STARC-ABL_Concept/links/62069ebb87866404a16056dd/Boundary-Layer-Ingestion-Benefit-for-the-STARC-ABL-Concept.pdf},
url = {https://www.researchgate.net/profile/Joaquim-Martins-4/publication/358536277_Boundary_Layer_Ingestion_Benefit_for_the_STARC-ABL_Concept}
doi = {10.2514/1.C036103},
year = {2022}
}

M. H. A. Madsen, F. Zhale, S. G. Horcas, T. Barlas, and N. N. Sørensen, “Cfd-based curved tip shape design for wind turbine blades,” Wind energy science discussions, vol. 2021, p. 1–48, 2021.
[Bibtex]

@article{Madsen2021a,
author = {Madsen, M. H. A. and Zhale, F. and Horcas, S. G. and Barlas, T. and Sørensen, N. N.},
title = {CFD-based curved tip shape design for wind turbine blades},
journal = {Wind Energy Science Discussions},
volume = {2021},
year = {2021},
pages = {1--48},
pdf = {https://wes.copernicus.org/preprints/wes-2021-115/wes-2021-115.pdf},
url = {https://wes.copernicus.org/preprints/wes-2021-115/},
doi = {10.5194/wes-2021-115}
}

S. Kambampati, J. S. Gray, and H. Alicia Kim, “Level set topology optimization of load carrying battery packs,” International journal of heat and mass transfer, vol. 177, p. 121570, 2021.
[Bibtex]

@article{Kambampati2021,
author = {Sandilya Kambampati and Justin S. Gray and H. {Alicia Kim}},
doi={10.1016/j.ijheatmasstransfer.2021.121570},
title={Level set topology optimization of load carrying battery packs},
year={2021},
journal={International Journal of Heat and Mass Transfer},
volume={177},
pages={121570},
pdf={https://openmdao.org/pubs/Kambampati_Level_Set_Topology_Optimization_of_load_carrying_heat_exchangers.pdf}
}

R. Falck, J. S. Gray, K. Ponnapalli, and T. Wright, “Dymos: a python package for optimal control of multidisciplinary systems,” Journal of open source software, vol. 6, iss. 59, p. 2809, 2021.
[Bibtex]

@article{Falck2021,
doi = {10.21105/joss.02809},
pdf = {https://doi.org/10.21105/joss.02809},
year = {2021},
publisher = {The Open Journal},
volume = {6},
number = {59},
pages = {2809},
author = {Robert Falck and Justin S. Gray and Kaushik Ponnapalli and Ted Wright},
title = {dymos: A Python package for optimal control of multidisciplinary systems},
journal = {Journal of Open Source Software}
}

J. P. Jasa, B. J. Brelje, J. S. Gray, C. A. Mader, and J. R. R. A. Martins, “Large-scale path-dependent optimization of supersonic aircraft,” Aerospace, iss. 7, p. 10, 2020.
[Bibtex]

@article{Jasa2020,
author= {John P. Jasa and Benjamin J. Brelje and Justin S. Gray and Charles A. Mader and Joaquim R. R. A. Martins},
title = {Large-Scale Path-Dependent Optimization of Supersonic Aircraft},
journal = {Aerospace},
year = {2020},
number = {7},
pages = {10},
doi = {10.3390/aerospace7100152},
pdf = {https://www.mdpi.com/2226-4310/7/10/152/pdf}
}

J. S. Gray, C. A. Mader, G. K. W. Kenway, and J. R. R. A. Martins, “Coupled aeropropulsive optimization of a three-dimensional boundary-layer ingestion propulsor considering inlet distortion,” Journal of aircraft, 2020.
[Bibtex]

@article{Gray2020BLI,
author = "Justin S. Gray and Charles A. Mader and Gaetan K. W. Kenway and Joaquim R. R. A. Martins",
title = {Coupled Aeropropulsive Optimization of a Three-Dimensional Boundary-Layer Ingestion Propulsor Considering Inlet Distortion},
journal = {Journal of Aircraft},
year = {2020},
doi={10.2514/1.C035845},
pdf={https://arc.aiaa.org/doi/pdf/10.2514/1.C035845}
}

A. Sgueglia, P. Schmollgruber, N. Bartoli, E. Benard, J. Morlier, J. Jasa, J. R. R. A. Martins, J. T. Hwang, and J. S. Gray, “Multidisciplinary design optimization framework with coupled derivative computation for hybrid aircraft,” Journal of aircraft, vol. 57, iss. 4, 2020.
[Bibtex]

@article{Sgueglia2020,
author = {Sgueglia, Alessandro and Schmollgruber, Peter and Bartoli, Nathalie and Benard, Emmanuel and Morlier, Joseph and Jasa, John and Martins, Joaquim R. R. A. and Hwang, John T. and Gray, Justin S.},
title = {Multidisciplinary Design Optimization Framework with Coupled Derivative Computation for Hybrid Aircraft},
journal = {Journal of Aircraft},
volume = {57},
number = {4},
pages = {},
year = {2020},
doi = {10.2514/1.C035509},
pdf = {https://openmdao.org/pubs/joa_asguegli_2020.pdf},
}

A. K. H. Sandilya Kambampati Justin S. Gray, “Level set topology optimization of structures under stress and temperature constraints,” Computer & structures, vol. 235, 2020.
[Bibtex]

@article{Kambampati2020,
author ="Sandilya Kambampati, Justin S. Gray, H. Alicia Kim",
title = "Level set topology optimization of structures under stress and temperature constraints",
journal = "Computer \& Structures",
year = "2020",
day = "15",
month = "July",
volume = 235,
doi={10.1016/j.compstruc.2020.106265},
pdf= {https://openmdao.org/pubs/kambampati_topology_2020.pdf}
}

A. M. H. Madsen, F. Zahle, N. N. Sørensen, and J. R. R. A. Martins, “Multipoint high-fidelity cfd-based aerodynamic shape optimization of a 10mw wind turbine,” Wind energy science, vol. 4, pp. 163-192, 2019.
[Bibtex]

@article{Madsen2019a,
author = {Madsen, M. H. Aa. and Zahle, Frederik and Sørensen, Niels N. and Martins, Joaquim R. R. A.},
title = {Multipoint high-fidelity CFD-based aerodynamic shape optimization of a 10MW wind turbine},
language = {eng},
format = {article},
journal = {Wind Energy Science},
volume = {4},
pages = {163-192},
pdf = {https://wes.copernicus.org/articles/4/163/2019/wes-4-163-2019.pdf},
year = {2019},
issn = {23667451, 23667443, 23667621},
doi = {10.5194/wes-2018-66}
}

E. S. Hendricks and J. S. Gray, “Pycycle: a tool for efficient optimization of gas turbine engine cycles,” Aerospace, vol. 6, iss. 87, 2019.
[Bibtex]

@article{Hendricks2019,
author="Eric S. Hendricks and Justin S. Gray" ,
title = "pyCycle: A Tool for Efficient Optimization of Gas Turbine Engine Cycles",
journal = "Aerospace",
year = "2019",
day = "8",
month = "August",
volume = {6},
number = {87},
doi = {10.3390/aerospace6080087},
pdf = {https://www.mdpi.com/2226-4310/6/8/87/pdf}
}

S. Roy, W. A. Crossley, K. T. Moore, J. S. Gray, and J. R. R. A. Martins, “Monolithic approach for next-generation aircraft design considering airline operations and economics,” Journal aircraft, vol. 56, iss. 4, 2019.
[Bibtex]

@article{roy2019,
author="Roy, Satadru and Crossley, William A. and Moore, Kenneth T. and Gray, Justin S. and Martins, Joaquim R. R. A." ,
title = "Monolithic Approach for Next-Generation Aircraft Design Considering Airline Operations and Economics",
journal = "Journal Aircraft",
year = "2019",
volume = "56",
number = "4",
day = "3",
month = "July",
doi = {10.2514/1.C035312},
pdf = {https://openmdao.org/pubs/roy_amiego_2019.pdf}
}

H. Chung, J. T. Hwang, J. S. Gray, and A. H. Kim, “Topology optimization in openmdao,” Structural and multidisciplinary optimization, 2019.
[Bibtex]

@article{Chung2019,
author="Chung, Hayoung and Hwang, John T. and Gray, Justin S. and Kim, H. Alicia",
title="Topology optimization in OpenMDAO",
journal="Structural and Multidisciplinary Optimization",
year="2019",
month="Feb",
day="14",
issn="1615-1488",
doi="10.1007/s00158-019-02209-7",
pdf="https://openmdao.org/pubs/chung_top_opt_openmdao_2019_smo.pdf"
}

J. S. Gray, J. T. Hwang, J. R. R. A. Martins, K. T. Moore, and B. A. Naylor, “OpenMDAO: an open-source framework for multidisciplinary design, analysis, and optimization,” Structural and multidisciplinary optimization, vol. 59, iss. 4, p. 1075–1104, 2019.
[Bibtex]

@article{Gray2019a,
Author = {Justin S. Gray and John T. Hwang and Joaquim R. R. A. Martins and Kenneth T. Moore and Bret A. Naylor},
Doi = {10.1007/s00158-019-02211-z},
Journal = {Structural and Multidisciplinary Optimization},
Month = {April},
Number = {4},
Pages = {1075--1104},
Title = {{OpenMDAO}: An open-source framework for multidisciplinary design, analysis, and optimization},
Volume = {59},
Year = {2019},
pdf = {https://link.springer.com/article/10.1007/s00158-019-02211-z}
}

J. S.Gray and J. R. R. A. Martins, “Coupled Aeropropulsive Design Optimization of a Boundary Layer Ingestion Propulsor,” The Aeronautical Journal, vol. 123, p. 121–137, 2018.
[Bibtex]

@article{GrayBLIOpt2018,
Author={Justin S.Gray and Joaquim R. R. A. Martins},
Title="{Coupled Aeropropulsive Design Optimization of a Boundary Layer Ingestion Propulsor}",
Journal="{The Aeronautical Journal}",
Year={2018},
Publisher={Royal Aeronautical Society},
pdf={https://openmdao.org/pubs/gray_bli_opt_2018.pdf},
doi={10.1017/aer.2018.120},
volume={123},
issue={1259},
pages={121--137}
}

J. S.Gray, C. A. Mader, G. K. W. Kenway, and J. R. R. A. Martins, “Modeling Boundary Layer Ingestion Using a Coupled Aeropropulsive Analysis,” AIAA Journal of Aircraft, vol. 55, p. 1191–1199, 2018.
[Bibtex]

@article {GrayBLI2018,
Author={Justin S.Gray and Charles A. Mader and Gaetan K. W. Kenway and Joaquim R. R. A. Martins},
Title="{Modeling Boundary Layer Ingestion Using a Coupled Aeropropulsive Analysis}",
Journal="{AIAA Journal of Aircraft}",
Year={2018},
volume={55},
pages={1191--1199},
Publisher={American Institute of Aeronautics and Astronautics},
pdf={https://openmdao.org/pubs/gray_bli_2017.pdf},
doi={10.2514/1.C034601}
}

J. S. Gray, J. Chin, T. Hearn, E. Hendricks, T. Lavelle, and J. R. R. A. Martins, “Chemical Equilibrium Analysis with Adjoint Derivatives for Propulsion Cycle Analysis,” Journal of Propulsion and Power, vol. 33, iss. 5, p. 1041–1052, 2017.
[Bibtex]

@article{gray_chemeq_jpp_2017,
Author = {Justin S. Gray and Jeffrey Chin and Tristan Hearn and Eric Hendricks and Thomas Lavelle and Joaquim R. R. A. Martins},
Date-Added = {2016-02-18 18:25:10 +0000},
Date-Modified = {2017-09-05 14:21:22 +0000},
Doi = {10.2514/1.B36215},
Journal = "{Journal of Propulsion and Power}",
Month = {September},
Number = {5},
Pages = {1041--1052},
Title = "{Chemical Equilibrium Analysis with Adjoint Derivatives for Propulsion Cycle Analysis}",
Volume = {33 },
Year = {2017},
pdf = {https://openmdao.org/pubs/gray_pycycle_thermodynamics_jpp_2017.pdf}
}

J. S. Gray, K. T. Moore, T. A. Hearn, and B. A. Naylor, “Standard Platform for Benchmarking Multidisciplinary Design Analysis and Optimization Architectures,” AIAA Journal, vol. 51, iss. 10, p. 2380–2394, 2013.
[Bibtex]

@article{GrayBenmarking2013,
Author={Gray, Justin S. and Moore, Kenneth T. and Hearn, Tristan A. and Naylor, Bret A.},
Title="{Standard Platform for Benchmarking Multidisciplinary Design Analysis and Optimization Architectures}",
Journal="{AIAA Journal}",
Year={2013},
Month={Oct},
Day={01},
Publisher={American Institute of Aeronautics and Astronautics},
Volume={51},
Number={10},
Pages={2380--2394},
Issn={0001-1452},
pdf={https://openmdao.org/pubs/Gray_Moore_Hearn_Naylor-_2013_-Benchmarking.pdf}
}

D. Pate, J. S. Gray, and B. German, “A Graph Theoretic Approach to Problem Formulation for Multidisciplinary Design Analysis and Optimization,” Structural and Multidisciplinary Optimization, vol. 51, iss. 5, pp. 743-760, 2013.
[Bibtex]

@article{OpenMDAOGraph2013,
Author = {Pate, DavidJ. and Gray, Justin S. and German, BrianJ.},
Issn = {1615-147X},
Journal = "{Structural and Multidisciplinary Optimization}",
Keywords = {Graph theory; Multidisciplinary design optimization; Problem formulation},
Language = {English},
Pages = {743-760},
Volume={51},
Number={5},
Publisher = {Springer Berlin Heidelberg},
Title = "{A Graph Theoretic Approach to Problem Formulation for Multidisciplinary Design Analysis and Optimization}",
Year = {2013},
doi = {10.1007/s00158-013-1006-6},
pdf = {https://openmdao.org/pubs/Pate_Gray_German-_2013_-Graph_Problem_Formulation_SMO.pdf}
}

PhD Theses

B. Brelje, “Multidisciplinary design optimization of electric aircraft considering systems modeling and packaging,” PhD Thesis, Ann Arbor, MI, 2021.
[Bibtex]

@phdthesis{Brelje2020,
address={Ann Arbor, MI},
author={Benjamin Brelje},
keywords = {multidisciplinary optimization},
school = {University of Michigan},
title = {Multidisciplinary Design Optimization of Electric Aircraft Considering Systems Modeling and Packaging},
year={2021},
pdf={https://deepblue.lib.umich.edu/bitstream/handle/2027.42/169658/bbrelje_1.pdf?sequence=1&isAllowed=y},
doi={https://dx.doi.org/10.7302/2703}
}

J. S. Gray, “Design Optimization of a Boundary Layer Ingestion Propulsor Using a Coupled Aeropropulsive Model,” PhD Thesis, 2018.
[Bibtex]

@phdthesis{GrayThesis2018,
Author = {Justin S. Gray},
School = {University of Michigan},
Title = "{Design Optimization of a Boundary Layer Ingestion Propulsor Using a Coupled Aeropropulsive Model}",
Year = {2018},
pdf={https://openmdao.org/pubs/gray_phd_thesis_2018.pdf}
doi={https://hdl.handle.net/2027.42/147625}
}

E. S. Hendricks, “A multi-level multi-design point approach for gas turbine cycle and turbine conceptual design,” PhD Thesis, 2017.
[Bibtex]

@phdthesis{HendricksThesis2017,
Author = {Eric S. Hendricks},
School = {Georgia Institute of Technology},
Title = "{A multi-level multi-design point approach for gas turbine cycle and turbine conceptual design}",
Year = {2017},
pdf = {https://smartech.gatech.edu/handle/1853/58212},
doi = {http://hdl.handle.net/1853/58212}
}

J. P. Jasa, “Multidisciplinary Design Optimization of an Aircraft Considering Path-Dependent Performance,” PhD Thesis, 2020.
[Bibtex]

@phdthesis{JasaThesis2020,
Author = {John P. Jasa},
School = {University of Michigan},
Title = "{Multidisciplinary Design Optimization of an Aircraft Considering Path-Dependent Performance}",
Year = {2020},
pdf={https://openmdao.org/pubs/johnjasa_thesis.pdf}
doi={https://hdl.handle.net/2027.42/155269}
}

M. H. A. Madsen, “High-fidelity cfd-based shape optimization of wind turbine blades,” , 2020.
[Bibtex]

@thesis{Madsen2020a,
author = {Mads Holst Aagaard Madsen},
title = {High-Fidelity CFD-based Shape Optimization of Wind Turbine Blades},
language = {eng},
format = {thesis},
year = {2020},
address = "Denmark",
pdf = {https://orbit.dtu.dk/files/212755952/Thesis.pdf},
School = {Technical University of Denmark},
publisher = {DTU Wind Energy},
doi = {10.11581/dtu:00000068}
}

A. Yildirim, “Robust methods for aeropropulsive design optimization,” PhD Thesis, Ann Arbor, MI, 2021.
[Bibtex]

@phdthesis{Yildirim2021e,
address = {Ann Arbor, MI},
author = {Anil Yildirim},
keywords = {ank, openmdao, xsede},
school = {University of Michigan},
title = {Robust Methods for Aeropropulsive Design Optimization},
year = {2021},
pdf = {https://deepblue.lib.umich.edu/bitstream/handle/2027.42/171375/anily_1.pdf},
url = {https://dx.doi.org/10.7302/3887},
doi={10.7302/3887}
}

Conference Papers

B. Pacini, A. Yildirim, B. Davoudi, J. R. R. A. Martins, and K. Duraisamy, “Towards efficient aerodynamic and aeroacoustic optimization for urban air mobility vehicle design,” in AIAA aviation forum 2021, 2021.
[Bibtex]

@inproceedings{Pacini2021,
author = {Pacini, Bernardo and Yildirim, Anil and Davoudi, Behdad and Martins, Joaquim R. R. A. and Duraisamy, Karthikeyan},
title = {Towards Efficient Aerodynamic and Aeroacoustic Optimization for Urban Air Mobility Vehicle Design},
booktitle = {{AIAA} Aviation Forum 2021},
url = {https://www.researchgate.net/publication/353528455_Towards_Efficient_Aerodynamic_and_Aeroacoustic_Optimization_for_Urban_Air_Mobility_Vehicle_Design},
pdf = {https://www.researchgate.net/profile/Bernardo-Pacini/publication/353528455_Towards_Efficient_Aerodynamic_and_Aeroacoustic_Optimization_for_Urban_Air_Mobility_Vehicle_Design/links/61e1eff98d338833e36d275e/Towards-Efficient-Aerodynamic-and-Aeroacoustic-Optimization-for-Urban-Air-Mobility-Vehicle-Design.pdf},
doi = {10.2514/6.2021-3026},
month = {August},
keywords = {OpenMDAO},
year = {2021}
}

E. J. Adler and J. R. R. A. Martins, “Aerostructural wing design optimization considering full mission analysis,” in Aiaa scitech forum, 2022.
[Bibtex]

@inproceedings{Adler2022a,
title = {Aerostructural wing design optimization considering full mission analysis},
author = {Eytan J. Adler and Joaquim R. R. A. Martins},
booktitle = {AIAA SciTech Forum},
doi = {10.2514/6.2022-0382},
month = {January},
year = {2022},
keywords = {OpenMDAO, OpenConcept, OpenAeroStruct, aerostructural, mission, optimization},
pdf = {http://websites.umich.edu/~mdolaboratory/pdf/Adler2022a.pdf}
}

A. Yildirim, J. S. Gray, C. A. Mader, and J. R. R. A. Martins, “Performance analysis of optimized STARC-ABL designs across the entire mission profile,” in Proceedings of the aiaa scitech forum, 2021.
[Bibtex]

@inproceedings{Yildirim2021a,
author = {Anil Yildirim and Justin S. Gray and Charles A. Mader and Joaquim R. R. A. Martins},
booktitle = {Proceedings of the AIAA SciTech Forum},
doi = {10.2514/6.2021-0891},
keywords = {ank, aeroprop},
month = {January},
title = {Performance Analysis of Optimized {STARC-ABL} Designs Across the Entire Mission Profile},
year = {2021},
pdf={https://www.researchgate.net/profile/Joaquim-Martins-4/publication/348243562_Performance_Analysis_of_Optimized_STARC-ABL_Designs_Across_the_Entire_Mission_Profile/links/6012cd4ea6fdcc071b9b4765/Performance-Analysis-of-Optimized-STARC-ABL-Designs-Across-the-Entire-Mission-Profile.pdf}
}

A. Yildirim, J. S. Gray, C. A. Mader, and J. R. R. A. Martins, “Coupled aeropropulsive design optimization of a podded electric propulsor,” in Aiaa aviation forum, 2021.
[Bibtex]

@inproceedings{Yildirim2021c,
author = {Anil Yildirim and Justin S. Gray and Charles A. Mader and Joaquim R. R. A. Martins},
booktitle = {AIAA Aviation Forum},
doi = {10.2514/6.2021-3032},
keywords = {ank, aeroprop},
month = {August},
title = {Coupled Aeropropulsive Design Optimization of a Podded Electric Propulsor},
year = {2021},
pdf={https://www.researchgate.net/profile/Joaquim-Martins-4/publication/353537293_Coupled_Aeropropulsive_Design_Optimization_of_a_Podded_Electric_Propulsor/links/610c80031ca20f6f8604407b/Coupled-Aeropropulsive-Design-Optimization-of-a-Podded-Electric-Propulsor.pdf?_sg%5B0%5D=bZSW5CZmP79vUnwjR_yfi4dBearmtgE4xrUIa7k9ion71s-bCMFnYtAYskoM70o_XFr-ZLKE3XG_6aPsLgNW_w.IDhyOWVx1cf0RC9PgNnRSKQBls1sv532xmUuYE5scOapfu2gKmkoLLLEGBjsqerZpl9HhChmYK-0EjEDFl4wog&_sg%5B1%5D=SedCBETY-c4NYcupr0zYq1WEmpp-5GXH2SBF2rZTDsyOWMFWRXJPEkx83BV7M3hdFj4FgSdTJ-Q6Zs61RcI2hnMr5wCLZOHCVfwyx3iyF5Rr.IDhyOWVx1cf0RC9PgNnRSKQBls1sv532xmUuYE5scOapfu2gKmkoLLLEGBjsqerZpl9HhChmYK-0EjEDFl4wog&_iepl=}
}

J. Chin, K. Look, E. O. McNichols, D. Hall, J. Gray, and S. L. Schnulo, “Battery cell-to-pack scaling trends for electric aircraft,” in Aiaa propulsion and energy 2021 forum, 2021.
[Bibtex]

@inproceedings{chin_battery_scaling_2021,
Author = {Jeff Chin and Karsten Look and Ezra O. McNichols and Dustin Hall and Justin Gray and Sydney L. Schnulo},
Booktitle = {AIAA Propulsion and Energy 2021 Forum},
Title = {Battery Cell-to-Pack Scaling Trends for Electric Aircraft},
Year = {2021},
pdf = {https://openmdao.org/pubs/chin_battery_scaling_2021.pdf},
doi = {10.2514/6.2021-3316},
notes={AIAA 2021-3316}
}

E. Aretskin-Hariton, M. Bell, S. Schnulo, and J. S. Gray, “Power cable mass estimation for electric aircraft propulsion,” in Aiaa 2021 aviation forum, 2021.
[Bibtex]

@inproceedings{aretskin_hariton_2021a,
Author = {Aretskin-Hariton, Eliot and Bell, Mark and Schnulo, Sydney and Gray, Justin S.},
Booktitle = {AIAA 2021 Aviation Forum},
Title = {Power Cable Mass Estimation for Electric Aircraft Propulsion},
Year = {2021},
pdf = {https://openmdao.org/pubs/aretskin_power_cable_mass_estimation_aviation_2021.pdf},
doi = {10.2514/6.2021-3021},
notes={AIAA 2021-3021}
}

J. C. Chin, E. Aretskin-Hariton, D. Ingraham, D. Hall, S. L. Schnulo, J. S. Gray, and E. Hendricks, “Battery Evaluation Profiles for X-57 and Future Urban Electric Aircraft,” in Aiaa propulsion and energy forum, , 2020.
[Bibtex]

@incollection{Chin_2020,
author = {Chin, Jeffrey C and Aretskin-Hariton, Eliot and Ingraham, Daniel and Hall, Dustin and Schnulo, Sydney L and Gray, Justin S. and Hendricks, Eric},
booktitle = {AIAA Propulsion and Energy Forum},
doi = {10.2514/6.2020-3567},
title = {{Battery Evaluation Profiles for X-57 and Future Urban Electric Aircraft}},
year = {2020},
pdf = {https://openmdao.org/pubs/chin_battery_evaluation_2020.pdf}
}

E. Aretskin-Hariton, S. Schnulo, E. Hendricks, and J. Chapman, “Electrical cable design for urban air mobility,” in Aiaa scitech 2020 forum, Orlando, FL, 2020.
[Bibtex]

@inproceedings{aretskin_hariton_scitech_2020,
author = {Eliot Aretskin-Hariton and Sydney Schnulo and Eric Hendricks and Jeffryes Chapman},
title = {Electrical Cable Design for Urban Air Mobility},
booktitle = {AIAA Scitech 2020 Forum},
year = {2020},
address = {Orlando, FL},
notes={AIAA 2020-0014},
doi = {10.2514/6.2020-0014},
pdf = {https://openmdao.org/pubs/Aretskin-Hariton_scitech_2020.pdf},
}

R. D. Falck, S. L. McCarty, J. Pekosh, and K. Ponnapalli, “Implicit formulations of bounded-impulse trajectory models for preliminary interplanetary low-thrust analysis,” in Aiaa scitech 2020 forum, Orlando, FL, 2020.
[Bibtex]

@inproceedings{falck_low_thrust_scitech_2020,
Author = {Robert D. Falck and Steven L. McCarty and Jeffrey Pekosh and Kaushik Ponnapalli},
Booktitle = {AIAA Scitech 2020 Forum},
year = {2020},
address = {Orlando, FL},
notes= {AIAA 2020-2185},
Doi = {10.2514/6.2020-2185},
Title = {Implicit Formulations of Bounded-Impulse Trajectory Models for Preliminary Interplanetary Low-Thrust Analysis},
pdf = {https://ntrs.nasa.gov/archive/nasa/casi.ntrs.nasa.gov/20200000233.pdf},
}

B. J. Brelje, J. P. Jasa, J. R. R. A. Martins, and J. S. Gray, “Development of a conceptual-level thermal management system design capability in openconcept,” in Nato research symposium on hybrid/electric aero-propulsion systems for military applications (avt-rsy-323), Trondheim, NO, 2019.
[Bibtex]

@inproceedings{Brelje2019d,
Address = {Trondheim, NO},
Author = {Benjamin J. Brelje and John P. Jasa and Joaquim R. R. A. Martins and Justin S. Gray},
Booktitle = {NATO Research Symposium on Hybrid/Electric Aero-Propulsion Systems for Military Applications (AVT-RSY-323)},
Institution = {NATO Research and Technology Organization},
Doi = {10.14339/STO-MP-AVT-323},
Keywords = {OpenMDAO, OpenConcept},
Month = {October},
Title = {Development of a Conceptual-Level Thermal Management System Design Capability in OpenConcept},
Year = {2019},
pdf = {https://openmdao.org/pubs/NATO_AVT-323-22_Brelje.pdf}
}

E. S. Hendricks, E. Aretskin-Hariton, J. W. Chapman, J. S. Gray, and R. D. Falck, “Propulsion System Optimization for a Turboelectric Tiltwing Urban Air Mobility Aircraft,” in Isabe 2019, Canberra, Australia, 2019.
[Bibtex]

@inproceedings{hendricks_UAM_engine_opt_2019,
author = {Eric S. Hendricks and Eliot Aretskin-Hariton and Jeffryes W. Chapman and Justin S. Gray and Robert D. Falck},
title = "{Propulsion System Optimization for a Turboelectric Tiltwing Urban Air Mobility Aircraft}",
booktitle = {ISABE 2019},
publisher = {ISABE},
year = {2019},
address = {Canberra, Australia},
notes = {ISABE-2019-24365},
pdf={https://openmdao.org/pubs/ISABE_final.pdf}
}

S. Kambampati, J. S. Gray, and A. H. Kim, “Level Set Topology Optimization of Load Carrying Heat Dissipation Devices,” in AIAA Aviation 2019 Forum, 2019.
[Bibtex]

@inproceedings{kambampati2019level,
title="{Level Set Topology Optimization of Load Carrying Heat Dissipation Devices}",
author={Kambampati, Sandilya and Gray, Justin S. and Kim, H. Alicia},
booktitle="{AIAA Aviation 2019 Forum}",
year={2019},
doi={10.2514/6.2019-3558},
notes={AIAA 2019-3558},
pdf={https://openmdao.org/pubs/kambampati_level_set_thermal_2019.pdf}
}

R. Thacker and N. Blaesser, “Modeling of a Modern Aircraft Through Calibration Techniques,” in AIAA Aviation 2019 Forum, Dallas, TX, 2019.
[Bibtex]

@inproceedings{Thacker2019,
address = {Dallas, TX},
author = {Thacker, Robert and Blaesser, Nathaniel},
booktitle = "{AIAA Aviation 2019 Forum}",
month = {June},
title = "{Modeling of a Modern Aircraft Through Calibration Techniques}",
year = {2019},
notes = {AIAA 2019-2984},
doi = {10.2514/6.2019-2984},
pdf = {https://arc.aiaa.org/doi/abs/10.2514/6.2019-2984}
}

J. P. Jasa, S. S. Chauhan, J. S. Gray, and J. R. R. A. Martins, “How Certain Physical Considerations Impact Aerostructural Wing Optimization,” in AIAA/ISSMO Multidisciplinary Analysis and Optimization Conference, Dallas, TX, 2019.
[Bibtex]

@inproceedings{Jasa2019c,
Address = {Dallas, TX},
Author = {John P. Jasa and Shamsheer S. Chauhan and Justin S. Gray and Joaquim R. R. A. Martins},
Booktitle = "{AIAA/ISSMO Multidisciplinary Analysis and Optimization Conference}",
Month = {June},
Title = "{How Certain Physical Considerations Impact Aerostructural Wing Optimization}",
Year = {2019},
notes = {AIAA 2019-3242},
Doi = {10.2514/6.2019-3242},
pdf = {https://openmdao.org/pubs/jasa_aviation_2019.pdf}
}

J. S. Gray, T. A. Hearn, and B. A. Naylor, “Using Graph Coloring To Compute Total Derivatives More Efficiently in OpenMDAO,” in Aiaa aviation 2019 forum, Dallas, TX, 2019.
[Bibtex]

@inproceedings{gray_bicoloring_2019,
author = {Justin S. Gray and Tristan A. Hearn and Bret A. Naylor},
title = "{Using Graph Coloring To Compute Total Derivatives More Efficiently in OpenMDAO}",
booktitle = {AIAA Aviation 2019 Forum},
publisher = {AIAA},
year = {2019},
address = {Dallas, TX},
notes = {AIAA 2019-3108},
doi = {10.2514/6.2019-3108},
pdf = {https://openmdao.org/pubs/openmdao_bicoloring.pdf}
}

E. S. Hendricks, R. D. Falck, J. S. Gray, E. Aretskin-Hariton, D. Ingraham, J. W. Chapman, S. L. Schnulo, J. Chin, J. P. Jasa, and J. D. Bergeson, “Multidisciplinary Optimization of a Turboelectric Tiltwing Urban Air Mobility Aircraft,” in Aiaa aviation 2019 forum, Dallas, TX, 2019.
[Bibtex]

@inproceedings{hendricks_UAM_opt_2019,
author = {Eric S. Hendricks and Robert D. Falck and Justin S. Gray and Eliot Aretskin-Hariton and Daniel Ingraham and Jeffryes W. Chapman and Sydney L. Schnulo and Jeff Chin and John P. Jasa and Jennifer D. Bergeson},
title = "{Multidisciplinary Optimization of a Turboelectric Tiltwing Urban Air Mobility Aircraft}",
booktitle = {AIAA Aviation 2019 Forum},
publisher = {AIAA},
year = {2019},
address = {Dallas, TX},
notes = {AIAA 2019-3551},
doi = {10.2514/6.2019-3551},
pdf={https://openmdao.org/pubs/hendricks_UAM_design_2019.pdf}
}

A. Yildirim, J. S. Gray, C. A. Mader, and J. R. R. A. Martins, “Aeropropulsive Design Optimization of a Boundary Layer Ingestion System,” in Aiaa aviation forum, Dallas, TX, 2019.
[Bibtex]

@conference {yildirim_bli_2019,
title = "{Aeropropulsive Design Optimization of a Boundary Layer Ingestion System}",
booktitle = {AIAA AVIATION Forum},
year = {2019},
publisher = {AIAA},
organization = {AIAA},
address = {Dallas, TX},
keywords = {ANK, boundary layer ingestion, STARC--ABL},
doi = {10.2514/6.2019-3455},
author = {Anil Yildirim and Justin S. Gray and Charles A. Mader and Joaquim R. R. A. Martins},
pdf={http://mdolab.engin.umich.edu/sites/default/files/Yildirim2019a-Aeropropulsive%20Design%20Optimization%20of%20a%20Boundary%20Layer%20Ingestion%20System.pdf}
}

J. Chin, S. L. Schnulo, T. Miller, K. Prokopius, and J. S. Gray, “Battery Performance Modeling on SCEPTOR X-57 Subject to Thermal and Transient Considerations ,” in AIAA Scitech 2019 Forum, San Diego, CA, 2019.
[Bibtex]

@inproceedings {chin_battery_x57_2019,
title = "{Battery Performance Modeling on SCEPTOR X-57 Subject to Thermal and Transient Considerations }",
booktitle = "{AIAA Scitech 2019 Forum}",
year = {2019},
publisher = {AIAA},
address = {San Diego, CA},
author = {Jeff Chin and Sydney L. Schnulo and Thomas Miller and Kevin Prokopius and Justin S. Gray},
notes={AIAA 2019-0784},
doi={10.2514/6.2019-0784},
pdf={https://openmdao.org/pubs/chin_battery_performance_x57_2019.pdf}
}

D. J. Ingraham, J. S. Gray, and L. V. Lopes, “Gradient-Based Propeller Optimization with Acoustic Constraints,” in AIAA Scitech 2019 Forum, San Diego, CA, 2019.
[Bibtex]

@inproceedings {ingraham_acoustic_opt_2019,
title = "{Gradient-Based Propeller Optimization with Acoustic Constraints}",
booktitle = "{AIAA Scitech 2019 Forum}",
year = {2019},
publisher = {AIAA},
address = {San Diego, CA},
author = {Daniel J. Ingraham and Justin S. Gray and Leonard V. Lopes},
notes={AIAA 2019-1219},
doi={10.2514/6.2019-1219},
pdf={https://openmdao.org/pubs/ingraham_2019_scitech.pdf}
}

J. W. Chapman, “Multi-point Design and Optimization of a Turboshaft Engine for Tiltwing Turboelectric VTOL Air Taxi,” in AIAA Scitech 2019 Forum, San Diego, CA, 2019.
[Bibtex]

@inproceedings {chapman_turboshaft_opt_2019,
title = "{Multi-point Design and Optimization of a Turboshaft Engine for Tiltwing Turboelectric VTOL Air Taxi}",
booktitle = "{AIAA Scitech 2019 Forum}",
year = {2019},
publisher = {AIAA},
address = {San Diego, CA},
author = {Jeffryes W. Chapman},
notes={AIAA 2019-1948},
doi={10.2514/6.2019-1948},
pdf={https://openmdao.org/pubs/chapman_turboshaft_opt_2019.pdf}
}

R. D. Falck and J. S. Gray, “Optimal Control within the Context of Multidisciplinary Design, Analysis, and Optimization,” in AIAA Scitech 2019 Forum, San Diego, CA, 2019.
[Bibtex]

@inproceedings {falck_dymos_2019,
title = "{Optimal Control within the Context of Multidisciplinary Design, Analysis, and Optimization}",
booktitle = "{AIAA Scitech 2019 Forum}",
year = {2019},
publisher = {AIAA},
address = {San Diego, CA},
author = {Robert D. Falck and Justin S. Gray},
notes={AIAA 2019-0976},
doi={10.2514/6.2019-0976},
pdf={https://openmdao.org/pubs/falck_dymos_2019_scitech.pdf}
}

E. S. Hendricks, J. CHapman, and E. Artskin-Hariton, “Load Flow Analysis with Analytic Derivatives for Electric Aircraft Design Optimization,” in AIAA Scitech 2019 Forum, San Diego, CA, 2019.
[Bibtex]

@inproceedings {hendricks_load_flow_2019,
title = "{Load Flow Analysis with Analytic Derivatives for Electric Aircraft Design Optimization}",
booktitle = "{AIAA Scitech 2019 Forum}",
year = {2019},
publisher = {AIAA},
address = {San Diego, CA},
author = {Eric S. Hendricks and Jeffryes CHapman and Eliot Artskin-Hariton},
notes={AIAA 2019-1220},
doi={10.2514/6.2019-1220},
pdf={https://openmdao.org/pubs/hendricks_load_flow_2019.pdf}
}

S. Roy, Willam A. Crossley, B. K. Stanford, K. T. Moore, and J. S. Gray, “A Mixed Integer Efficient Global Optimization Algorithm with Multiple Infill Strategy – Applied to a Wing Topology Optimization Problem,” in AIAA SciTech Forum, San Diego, CA, 2019.
[Bibtex]

@inproceedings{Roy2019,
Address = {San Diego, CA},
Author = {Satadru Roy and Willam A. Crossley, and Bret K. Stanford and Kenneth T. Moore and Justin S. Gray},
Title = "{A Mixed Integer Efficient Global Optimization Algorithm with Multiple Infill Strategy - Applied to a Wing Topology Optimization Problem}",
Booktitle = "{AIAA SciTech Forum}",
Keywords = {OpenMDAO},
Month = {January},
Year = {2019},
pdf={https://openmdao.org/pubs/roy_scitech_2019_submitted.pdf}
}

J. P. Jasa, J. S. Gray, J. A. Seidel, C. A. Mader, and J. R. R. A. Martins, “Multipoint Variable Cycle Engine Design Using Gradient-based Optimization,” in AIAA SciTech Forum, San Diego, CA, 2019.
[Bibtex]

@inproceedings{Jasa2019,
Address = {San Diego, CA},
Author = {John P. Jasa and Justin S. Gray and Jonathan A. Seidel and Charles A. Mader and Joaquim R. R. A. Martins},
Title = "{2019 AIAA/ASCE/AHS/ASC Structures, Structural Dynamics, and Materials Conference}",
Booktitle = "{AIAA SciTech Forum}",
Date-Added = {2018-12-03 12:23:56 -0500},
Date-Modified = {2018-12-13 12:51:31 -0500},
Doi = {10.2514/6.2019-0172},
Keywords = {OpenMDAO},
Month = {January},
Title = "{Multipoint Variable Cycle Engine Design Using Gradient-based Optimization}",
Year = {2019},
pdf={https://openmdao.org/pubs/jasa_scitech_2019_submitted.pdf}
}

J. S. Gray, “Design Optimization of a Boundary Layer Ingestion Propulsor Using a Coupled Aeropropulsive Model,” PhD Thesis, 2018.
[Bibtex]

@phdthesis{GrayThesis2018,
Author = {Justin S. Gray},
School = {University of Michigan},
Title = "{Design Optimization of a Boundary Layer Ingestion Propulsor Using a Coupled Aeropropulsive Model}",
Year = {2018},
pdf={https://openmdao.org/pubs/gray_phd_thesis_2018.pdf}
}

J. S. Gray, G. K. W. Kenway, C. A. Mader, and J. R. R. A. Martins, “Aeropropulsive Design Optimization of a Turboelectric Boundary Layer Ingestion Propulsion,” in 2018 Aviation Technology, Integration, and Operations Conference, Atlanta, GA, 2018.
[Bibtex]

@inproceedings {gray_bli_2018,
title = "{Aeropropulsive Design Optimization of a Turboelectric Boundary Layer Ingestion Propulsion}",
booktitle = "{2018 Aviation Technology, Integration, and Operations Conference}",
year = {2018},
month = {6},
publisher = {AIAA},
address = {Atlanta, GA},
author = {Justin S. Gray and Gaetan K. W. Kenway and Charles A. Mader and Joaquim R. R. A. Martins},
notes={AIAA 2018-3976},
doi={10.2514/6.2018-3976},
pdf={https://openmdao.org/pubs/gray_bli_distortion_2018.pdf}
}

R. D. Falck, D. Ingraham, and E. Aretskin-Hariton, “Multidisciplinary Optimization of Urban-Air-Mobility Class Aircraft Trajectories with Acoustic Constraints,” in AIAA/IEEE Electric Aircraft Technologies Symposium, AIAA Propulsion and Energy Forum, 2018.
[Bibtex]

@inproceedings {falck_eats_2018,
title = "{Multidisciplinary Optimization of Urban-Air-Mobility Class Aircraft Trajectories with Acoustic Constraints}",
booktitle = "{AIAA/IEEE Electric Aircraft Technologies Symposium, AIAA Propulsion and Energy Forum}",
year = {2018},
publisher = {AIAA},
author = {Robert D. Falck and Daniel Ingraham and Eliot Aretskin-Hariton},
notes={AIAA 2018-4985},
doi={10.2514/6.2018-4985},
pdf={https://openmdao.org/pubs/falck_eats_2018.pdf}
}

S. L. Schnulo, R. F. D. Jeff Chin, J. S. Gray, K. V. Papathakis, S. C. Clarke, N. Reid, and N. K. Borer, “Development of a Multi-Segment Mission Planning Tool for SCEPTOR X-57,” in 2018 Multidisciplinary Analysis and Optimization Conference, Atlanta, GA, 2018.
[Bibtex]

@inproceedings {schnulo_x57_2018,
title = "{Development of a Multi-Segment Mission Planning Tool for SCEPTOR X-57}",
booktitle = "{2018 Multidisciplinary Analysis and Optimization Conference}",
year = {2018},
month = {6},
publisher = {AIAA},
address = {Atlanta, GA},
author = {Sydney L. Schnulo and Jeff Chin, Robert D. Falck and Justin S. Gray and Kurt V. Papathakis and Sean C. Clarke and Nickelle Reid and Nicholas K. Borer},
notes={AIAA 2018-3976},
doi={10.2514/6.2018-3738},
pdf={https://openmdao.org/pubs/x57_mpt_2018.pdf}
}

J. P. Jasa, J. T. Hwang, and J. R. R. A. Martins, “Design and Trajectory Optimization of a Morphing Wing Aircraft,” in 2018 AIAA/ASCE/AHS/ASC Structures, Structural Dynamics, and Materials Conference, Kissimmee, FL, 2018.
[Bibtex]

@inproceedings {Jasa2018a,
title = "{Design and Trajectory Optimization of a Morphing Wing Aircraft}",
booktitle = "{2018 AIAA/ASCE/AHS/ASC Structures, Structural Dynamics, and Materials Conference}",
year = {2018},
month = {01},
publisher = {AIAA},
organization = {AIAA},
address = {Kissimmee, FL},
author = {John P. Jasa and John T. Hwang and Joaquim R. R. A. Martins},
notes={AIAA 2018-1382},
doi={10.2514/6.2018-1382},
pdf={http://mdolab.engin.umich.edu/sites/default/files/Jasa_morphing_mission_SciTech_submitted.pdf}
}

J. T. Hwang and D. W. Munster, “Solution of Ordinary Differential Equations in Gradient-Based Multidisciplinary Design Optimization,” in 2018 AIAA/ASCE/AHS/ASC Structures, Structural Dynamics, and Materials Conference, Kissimmee, FL, 2018.
[Bibtex]

@inproceedings {hwang_ode_mdo_2018,
title = "{Solution of Ordinary Differential Equations in Gradient-Based Multidisciplinary Design Optimization}",
booktitle = "{2018 AIAA/ASCE/AHS/ASC Structures, Structural Dynamics, and Materials Conference}",
year = {2018},
month = {1},
publisher = {AIAA},
organization = {AIAA},
address = {Kissimmee, FL},
author = {John T. Hwang and Drayton W. Munster},
notes={AIAA 2018-1646},
doi={10.2514/6.2018-1646},
pdf={https://openmdao.org/pubs/hwang_munster_ode_2018.pdf}
}

J. T. Hwang and A. Ning, “Large-Scale Multidisciplinary Optimization of an Electric Aircraft for On-Demand Mobility,” in 2018 AIAA/ASCE/AHS/ASC Structures, Structural Dynamics, and Materials Conference, Kissimmee, FL, 2018.
[Bibtex]

@inproceedings {hwang_ctol_mdo_2018,
title = "{Large-Scale Multidisciplinary Optimization of an Electric Aircraft for On-Demand Mobility}",
booktitle = "{2018 AIAA/ASCE/AHS/ASC Structures, Structural Dynamics, and Materials Conference}",
year = {2018},
month = {1},
publisher = {AIAA},
organization = {AIAA},
address = {Kissimmee, FL},
author = {John T. Hwang and Andrew Ning},
notes={AIAA 2018-1384},
doi={10.2514/6.2018-1384},
pdf={https://openmdao.org/pubs/hwang_electric_ctol_mdo.pdf}
}

H. Chung, J. T. Hwang, J. S. Gray, and H. A. Kim, “Implementation of Topology Optimization Using OpenMDAO,” in 2018 AIAA/ASCE/AHS/ASC Structures, Structural Dynamics, and Materials Conference, Kissimmee, FL, 2018.
[Bibtex]

@inproceedings {chung2018a,
title = "{Implementation of Topology Optimization Using OpenMDAO}",
booktitle = "{2018 AIAA/ASCE/AHS/ASC Structures, Structural Dynamics, and Materials Conference}",
year = {2018},
month = {1},
publisher = {AIAA},
organization = {AIAA},
address = {Kissimmee, FL},
author = {Hayoung Chung and John T. Hwang and Justin S. Gray and Hyunsun A. Kim},
notes={AIAA 2018-0653},
doi={10.2514/6.2018-0653},
pdf={https://openmdao.org/pubs/chung_topology_2018.pdf}
}

S. Roy, W. A. Crossley, K. T. Moore, J. S. Gray, and J. R. R. A. Martins, “Next Generation Aircraft Design Considering Airline Operations and Economics,” in 2018 AIAA/ASCE/AHS/ASC Structures, Structural Dynamics, and Materials Conference, Kissimmee, FL, 2018.
[Bibtex]

@inproceedings {roy_amiego_2018,
title = "{Next Generation Aircraft Design Considering Airline Operations and Economics}",
booktitle = "{2018 AIAA/ASCE/AHS/ASC Structures, Structural Dynamics, and Materials Conference}",
year = {2018},
month = {1},
publisher = {AIAA},
organization = {AIAA},
address = {Kissimmee, FL},
author = {Satadru Roy and William A. Crossley and Kenneth T. Moore and Justin S. Gray and Joaquim R. R. A. Martins},
notes={AIAA 2018-1647},
doi={10.2514/6.2018-1647},
pdf={https://openmdao.org/pubs/roy_amiego_2018.pdf}
}

J. T. Hwang, “Reconfigurable model execution in the openmdao framework,” in 18th aiaa/issmo multidisciplinary analysis and optimization conference, 2017, p. 3821.
[Bibtex]

@inproceedings{hwang2017reconfigurable,
title={Reconfigurable model execution in the OpenMDAO framework},
author={Hwang, John T},
booktitle={18th AIAA/ISSMO Multidisciplinary Analysis and Optimization Conference},
pages={3821},
year={2017},
pdf={https://openmdao.org/pubs/hwang_reconfigurability_2017.pdf}
}

E. S. Hendricks, R. D. Falck, and J. S. Gray, “Simultaneous Propulsion System and Trajectory Optimization,” in 18th AIAA/ISSMO Multidisciplinary Analysis and Optimization Conference, Denver, CO, 2017.
[Bibtex]

@inproceedings{hendricks_pointer_pycycle_2017,
Address = {Denver, CO},
Author = {Hendricks, Erick S. and Falck, Robert D. and Gray, Justin S.},
Booktitle = "{18th AIAA/ISSMO Multidisciplinary Analysis and Optimization Conference}",
Month = {June},
Title = "{Simultaneous Propulsion System and Trajectory Optimization}",
Year = {2017},
pdf = {https://openmdao.org/pubs/hendricks_pointer_pycycle_2017.pdf}
}

R. D. Falck, J. C. Chin, S. L. Schnulo, J. M. Burt, and J. S. Gray, “Trajectory Optimization of Electric Aircraft Subject to Subsystem Thermal Constraints,” in 18th AIAA/ISSMO Multidisciplinary Analysis and Optimization Conference, Denver, CO, 2017.
[Bibtex]

@inproceedings{falck_electric_thermal_2017,
Address = {Denver, CO},
Author = {Falck, Robert D. and Chin, Jeffrey C. and Schnulo, Sydney L. and Burt, Jonathan M. and Gray, Justin S.},
Booktitle = "{18th AIAA/ISSMO Multidisciplinary Analysis and Optimization Conference}",
Month = {June},
Title = "{Trajectory Optimization of Electric Aircraft Subject to Subsystem Thermal Constraints}",
Year = {2017},
pdf = {https://openmdao.org/pubs/falck_traj_opt_electric_2017.pdf}
}

J. S. Gray, C. A. Mader, G. K. W. Kenway, and J. R. R. A. and Martins, “Approach to Modeling Boundary Layer Ingestion Using a Fully-Coupled Propulsion-RANS Model,” in 55th AIAA Aerospace Sciences Meeting (SciTech), Grapevine, TX, 2017.
[Bibtex]

@inproceedings{gray_bli2017,
Address = {Grapevine, TX},
Author = {Justin S. Gray and Charles A. Mader and Gaetan K. W. Kenway and and Joaquim R. R. A. Martins},
Booktitle = "{55th AIAA Aerospace Sciences Meeting (SciTech)}",
Doi = {10.2514/6.2017-1753},
Month = {January},
Title = "{Approach to Modeling Boundary Layer Ingestion Using a Fully-Coupled Propulsion-RANS Model}",
Year = {2017},
pdf = {https://openmdao.org/pubs/gray_bli_2017.pdf}
}

R. D. Falck and J. S. Gray, “Parallel Aircraft Trajectory Optimization with Analytic Derivatives,” in 17th AIAA/ISSMO Multidisciplinary Analysis and Optimization Conference, part of AIAA Aviation 2016 (Washington, DC), 2016.
[Bibtex]

@inproceedings{falck_2016,
Title="{Parallel Aircraft Trajectory Optimization with Analytic Derivatives}",
Author={Robert D. Falck and Justin S. Gray},
Booktitle="{17th AIAA/ISSMO Multidisciplinary Analysis and Optimization Conference, part of AIAA Aviation 2016 (Washington, DC)}",
doi={10.2514/6.2016-3207},
notes={AIAA-2016-3207},
Year={2016},
pdf = {https://openmdao.org/pubs/Falck_Gray-2016-Parallel_Aircraft_Trajectory_Optimization_with_Analytic_Derivatives.pdf}
}

T. A. Hearn, E. Hendricks, J. Chin, J. S. Gray, and D. K. T. Moore, “Optimization of Turbine Engine Cycle Analysis with Analytic Derivatives,” in 17th AIAA/ISSMO Multidisciplinary Analysis and Optimization Conference, part of AIAA Aviation 2016 (Washington, DC), 2016.
[Bibtex]

@inproceedings{hearn_2016,
Title="{Optimization of Turbine Engine Cycle Analysis with Analytic Derivatives}",
Author={Tristan A. Hearn and Eric Hendricks and Jeffrey Chin and Justin S. Gray and Dr. Kenneth T. Moore},
Booktitle="{17th AIAA/ISSMO Multidisciplinary Analysis and Optimization Conference, part of AIAA Aviation 2016 (Washington, DC)}",
doi={10.2514/6.2016-4297},
notes={AIAA-2016-4297},
Year={2016},
pdf = {https://openmdao.org/pubs/Hearn_Hendricks_Chin_Gray_Moore-_2016_-Optimization_of_Turbine_Engine_Cycle_Analysis_with_Analytic_Derivatives.pdf}
}

A. Dener, P. Meng, J. Hicken, G. J. Kennedy, J. Hwang, and J. S. Gray, “Kona: A Parallel Optimization Library for Engineering-Design Problems,” in 54th AIAA Aerospace Sciences Meeting, 2016.
[Bibtex]

@inproceedings{dener_kona_2016,
Title="{Kona: A Parallel Optimization Library for Engineering-Design Problems}",
Author={Alp Dener and Pengfei Meng and Jason Hicken and Graeme J. Kennedy and John Hwang and Justin S. Gray},
Booktitle="{54th AIAA Aerospace Sciences Meeting}",
Year={2016},
pdf = {https://openmdao.org/pubs/Dener_Meng_Hicken_Kennedy_Hwang_Gray-_2016_-Kona_AIAA_SciTech_2016.pdf}
}

J. S. Gray, J. Chin, T. Hearn, E. Hendricks, T. Lavelle, and J. R. R. A. Martins, “Thermodynamics of Gas Turbine Cycles With Analytic Derivatives in OpenMDAO,” in 54th AIAA Aerospace Sciences Meeting, 2016.
[Bibtex]

@inproceedings{graypycycle2016,
Title = "{Thermodynamics of Gas Turbine Cycles With Analytic Derivatives in OpenMDAO}",
Author = {Gray, Justin S. and Chin, Jeffrey and Hearn, Tristan and Hendricks, Eric and Lavelle, Thomas and Martins, Joaquim R. R. A.},
Booktitle = "{54th AIAA Aerospace Sciences Meeting}",
Year = {2016},
Month = {January},
pdf = {https://openmdao.org/pubs/Gray-_2016_-PyCycle_Thermodynamics.pdf}
}

J. Chin, J. S. Gray, S. Jones, and J. Berton, “Open-Source Conceptual Sizing Models for the Hyperloop Passenger Pod,” in 2015 AIAA SciTech Conference, 2015.
[Bibtex]

@inproceedings{chinhyperloop2014,
Title = "{Open-Source Conceptual Sizing Models for the Hyperloop Passenger Pod}",
Author = {Jeffrey Chin and Justin S. Gray and Scott Jones and Jeff Berton},
Booktitle = "{2015 AIAA SciTech Conference}",
year = {2015},
Month = {Janurary},
Publisher = {American Institute of Aeronautics and Astronautics},
pdf = {https://openmdao.org/pubs/Chin_Gray_Jones_Berton-_2015_-Hyperloop_Sizing_Thermal.pdf}
}

C. M. Heath, M. A. Park, E. J. Nielsen, J. Carlson, and J. S. Gray, “Aerodynamic Shape Optimization of a Dual-Stream Supersonic Plug Nozzle,” in 2015 AIAA SciTech Conference, 2015.
[Bibtex]

@inproceedings{heathgray2015nozzleopt,
Author = {Christopher M. Heath and Michael A. Park and Eric J. Nielsen and Jan-Renee Carlson and Justin S. Gray},
BookTitle = "{2015 AIAA SciTech Conference}",
Month = {January},
Year = {2015},
Title = "{Aerodynamic Shape Optimization of a Dual-Stream Supersonic Plug Nozzle}",
Publisher = {American Institute of Aeronautics and Astronautics},
pdf = {https://openmdao.org/pubs/Heath_Gray-_2015_-Nozzle_Shape_Optimization.pdf}
}

E. S. Hendricks, S. M. Jones, and J. S. Gray, “Design Optimization of a Variable-Speed Power-Turbine,” in 50TH AIAA/ASME/SAE/ASEE Joint Propulsion Conference, Cleveland, Ohio, 2014.
[Bibtex]

@inproceedings{hendricks2014design,
Title = "{Design Optimization of a Variable-Speed Power-Turbine}",
Author = {Hendricks, Eric S. and Jones, Scott M. and Gray, Justin S.},
Address = {Cleveland, Ohio},
Booktitle = "{50TH AIAA/ASME/SAE/ASEE Joint Propulsion Conference}",
Note = {AIAA-2014-3445},
Month = {July},
Organization = {AIAA},
Year = {2014},
pdf = {https://openmdao.org/pubs/Hendricks_Jones_Gray-_2014_-OTAC_Turbine_Opt.pdf}
}

J. S. Gray, T. A. Hearn, K. T. Moore, J. Hwang, J. Martins, and A. Ning, “Automatic Evaluation of Multidisciplinary Derivatives Using a Graph-Based Problem Formulation in OpenMDAO,” in 15th AIAA/ISSMO Multidisciplinary Analysis and Optimization Conference, 2014.
[Bibtex]

@inproceedings{gray2014derivatives,
Author = {Justin S. Gray and Tristan A. Hearn and Kenneth T. Moore and John Hwang and Joaquim Martins and Andrew Ning},
Booktitle = "{15th AIAA/ISSMO Multidisciplinary Analysis and Optimization Conference}",
Doi = {doi:10.2514/6.2014-2042},
Month = {2014/07/08},
Publisher = {American Institute of Aeronautics and Astronautics},
Title = "{Automatic Evaluation of Multidisciplinary Derivatives Using a Graph-Based Problem Formulation in OpenMDAO}",
Url = {http://dx.doi.org/10.2514/6.2014-2042},
Year = {2014},
pdf = {https://openmdao.org/pubs/Gray_Hearn_Moore_EtAl-_2014_-Multidisciplinary_Derivatives.pdf}
}

C. M. Heath and J. S. Gray, “OpenMDAO: Framework for Flexible Multidisciplinary Design, Analysis and Optimization Methods,” in 8th AIAA Multidisciplinary Design Optimization Specialist Conference (MDO), Honolulu, Hawaii, 2012, p. 1–13.
[Bibtex]

@inproceedings{Heath2012,
Address = {Honolulu, Hawaii},
Author = {Heath, Chritopher M. and Gray, Justin S.},
Booktitle = "{8th AIAA Multidisciplinary Design Optimization Specialist Conference (MDO)}",
pdf = {https://openmdao.org/pubs/Heath_Gray-_2012_-OpenMDAO_Frameork_for_Flexible_Multidisciplinary_Design_Analysis_and_Optimization_Methods.pdf},
Pages = {1--13},
Title = {{OpenMDAO: Framework for Flexible Multidisciplinary Design, Analysis and Optimization Methods}},
Year = {2012}
}

J. S. Gray, K. T. Moore, T. A. Hearn, and B. A. Naylor, “A Standard Platform for Testing and Comparison of MDAO Architectures,” in 8th AIAA Multidisciplinary Design Optimization Specialist Conference (MDO), Honolulu, Hawaii, 2012, p. 1–26.
[Bibtex]

@inproceedings{Gray2012,
Address = {Honolulu, Hawaii},
Author = {Gray, Justin S. and Moore, Kenneth T. and Hearn, Tristan A. and Naylor, Bret A},
Booktitle = "{8th AIAA Multidisciplinary Design Optimization Specialist Conference (MDO)}",
pdf = {https://openmdao.org/pubs/Gray_Moore_Hearn_Naylor-_2012_-A_Standard_Platform_for_Testing_and_Comparison_of_MDAO_Architectures.pdf},
Pages = {1--26},
Title = {{A Standard Platform for Testing and Comparison of MDAO Architectures}},
Year = {2012}
}

R. M. Coroneos and S. Pai, “Deterministic Design Optimization of Structures in OpenMDAO Framework,” in Nasa/tm 217433, 2012.
[Bibtex]

@inproceedings{Coroneos2012a,
Author = {R. M. Coroneos, and Pai, Shantaram},
Booktitle = {NASA/TM 217433},
Title = "{Deterministic Design Optimization of Structures in OpenMDAO Framework}",
Month = {April},
Year = {2012},
pdf = {https://openmdao.org/pubs/Coroneos_Pai-_2012_-Deterministic_Design_Optimization_of_Structures_in_OpenMDAO_Framework.pdf}
}

R. M. Coroneos, “Structural Analysis and Optimization of a Composite Fan Blade for Future Aircraft Engine,” in Nasa/tm 217632, 2012.
[Bibtex]

@inproceedings{Coroneos2012b,
Author = {Coroneos, Rula M.},
Booktitle = {NASA/TM 217632},
Title = "{Structural Analysis and Optimization of a Composite Fan Blade for Future Aircraft Engine}",
Month = {August},
Year = {2012},
pdf = {https://openmdao.org/pubs/Coroneos-_2012_-Structural_Analysis_and_Optimization_of_a_Composite_Fan_Blade_for_Future_Aircraft_Engine.pdf}
}

K. T. Moore, “Calculation of Sensitivity Derivatives in an MDAO Framework,” in 14th AIAA/ISSMO Multidisciplinary Analysis and Optimization Conference, Indianapolis, Indiana, 2012.
[Bibtex]

@inproceedings{openmdao_derivatives,
Address = {Indianapolis, Indiana},
Author = {Moore, Kenneth T.},
Booktitle = "{14th AIAA/ISSMO Multidisciplinary Analysis and Optimization Conference}",
Month = {September},
Organization = {AIAA},
Title = "{Calculation of Sensitivity Derivatives in an MDAO Framework}",
Year = {2012},
pdf = {https://openmdao.org/pubs/Moore-_2012_-Calculation_of_Sensitivity_Derivatives_in_an_MDAO_Framework.pdf}
}

J. S. Gray, K. T. Moore, and B. A. Naylor, “OpenMDAO: An Open-Source Framework for Multidisciplinary Analysis and Optimization,” in 13th AIAA/ISSMO Multidisciplinary Analysis and Optimization Conference, Fort Worth, TX, AIAA, AIAA-2010-9101, Fort Worth, Texas, 2010.
[Bibtex]

@inproceedings{gray_openmdao2010_b,
Address = {Fort Worth, Texas},
Annote = {2010-9101},
Author = {Gray, Justin S. and Moore, Kenneth T. and Naylor, Bret A.},
Booktitle = "{13th AIAA/ISSMO Multidisciplinary Analysis and Optimization Conference, Fort Worth, TX, AIAA, AIAA-2010-9101}",
Month = {August},
Organization = {AIAA},
Title = "{OpenMDAO: An Open-Source Framework for Multidisciplinary Analysis and Optimization}",
url = {http://www.aric.or.kr/treatise/journal/content.asp?idx=134451},
Year = {2010},
pdf = {https://openmdao.org/pubs/Gray_Moore_Naylor-_2010_-OPENMDAO_An_Open_Source_Framework_for_Multidisciplinary_Analysis_and_Optimization.pdf}
}

K. T. Moore, B. A. Naylor, and J. S. Gray, “The Development of an Open-Source Framework for Multidisciplinary Analysis and Optimization,” in 10th AIAA/ISSMO Multidisciplinary Analysis and Optimization Conference, Victoria, Canada, 2008.
[Bibtex]

@inproceedings{openmdao_1,
Address = {Victoria, Canada},
Author = {Moore, K.T. and Naylor, B.A. and Gray, J.S.},
Booktitle = "{10th AIAA/ISSMO Multidisciplinary Analysis and Optimization Conference}",
Month = {August},
Note = {AIAA 2008-6069},
Organization = {AIAA},
Title = "{The Development of an Open-Source Framework for Multidisciplinary Analysis and Optimization}",
Year = {2008},
pdf = {https://openmdao.org/pubs/Moore_Naylor_Gray-_2008_-The_Development_of_an_Open_Source_Framework_for_Multidisciplinary_Analysis_and_Optimization.pdf}
}

J. S. Gray and J. L. Briggs, “Design of a Model Execution Framework : Repetitive Object-Oriented Simulation Environment,” in 44th AIAA/ASME/SAE/ASSE Joint Propulsion Conference and Exhibit, Hartford, CT, 2008, p. 1–28.
[Bibtex]

@inproceedings{Gray2008,
Address = {Hartford, CT},
Author = {Gray, Justin S and Briggs, Jeffery L},
Booktitle = "{44th AIAA/ASME/SAE/ASSE Joint Propulsion Conference and Exhibit}",
Month = {July},
Pages = {1--28},
Title = {{Design of a Model Execution Framework : Repetitive Object-Oriented Simulation Environment}},
Year = {2008},
pdf = {https://openmdao.org/pubs/Gray_Briggs-_2008_-Design_of_a_Model_Execution_Framework_Repetitive_Object-Oriented_Simulation_Environment.pdf},
}