Timothy Takahashi

Textbooks

1.     Takahashi, T.T., Aircraft Performance & Sizing, Vol. I: Fundamentals of Aircraft Performance, Momentum Press, New York, NY, 2016. 200 pages. ISBN-13: 978-1606506837

2.     Takahashi, T.T., Aircraft Performance & Sizing, Vol. II: Applied Aerodynamic Design, Momentum Press, New York, NY, 2016. 276 pages. ISBN-13: 978-1606509456

Recent Archival Journal Articles

1. Takahashi, T.T., Griffin, J.A. and Grandhi, R.V., “High-Speed Aircraft Stability and Control Metrics,” MDPI Aerospace, Vol. 12, 2025. https://doi.org/10.3390/aerospace12010012
2. Takahashi, T.T., “Ezra Kotcher: the Father of the Bell X-1 and X-2,” Royal Aeronautical Society Journal of Aeronautical History, 2024-04, pp. 73-143, Oct. 2024. https://www.aerosociety.com/publications/jah-ezra-kotcher-the-father-of-the-bell-x-1-and-x-2/ 
3. McDonald, R.A., German, B.J, Takahashi, T.T., Bil, C., Anemaat, W., Chaput A., Vos, R. and Harrison, N., “Future Aircraft Concepts and Design Methods,” Royal Aeronautical Society Aeronautical Journal, p. 1-33, Jan 2022.
4. Takahashi, T.T., “The Rise of the Drones – A Need for the Comprehensive Federal Regulation of Robot Aircraft,” Albany Government Law Review, Vol. 8, No. 1, 2015, pp. 63-128.
5. Takahashi, T.T., “Regulatory Changes to Enable the Development of More Efficient Transport Category Aircraft,” AIAA Journal of Aircraft, Vol. 50, No. 5, pp. 1353-1368, Sep-Oct 2013. (DOI: 10.2514/1.C031633).
6. Takahashi, T.T., “Drones and Privacy,” Columbia Sci. & Tech. Law Rev, Vol. XIV, No. 1, Fall 2012, pp. 72-114.
7. Takahashi, T.T., "Drones in the National Airspace," SMU Journal of Air Law and Commerce, Vol. 77, No.3, Summer 2012, pp. 489-533.
8. Takahashi, T.T., German, B.J., Shajanian, A., Daskilewicz, M., and Donovan, S. "Form Factor and Critical Mach Number Estimation for Finite Wings," AIAA Journal of Aircraft, Vol. 49, No. 1, Jan-Feb 2012. (DOI:10.2514/1.C031466).
9. Takahashi, T.T., “Optimum Transverse Span Loading for Subsonic Transport Category Aircraft,” AIAA Journal of Aircraft, Vol. 49, No. 1, Jan-Feb 2012. (DOI:10.2514/1.C031512).
10. Takahashi, T.T., “Optimum Aspect Ratio for Subsonic Air Vehicles,” AIAA Journal of Aircraft, Vol.48, No. 6, Nov-Dec 2011, pp. 1984-1993. (DOI:10.2514/1.C031402).

Recent First Author Scholar.Google Indexed Conference Publications

1. Takahashi, T.T., Lorenzo, W.P., Gaydusek, B.S. and Griffin, J.A., “VORLAX 2024: Further Upgrades to a Legacy Potential Flow Solver,” AIAA 2025-0848, 2025.
2. Iyer, A.G. and Takahashi, T.T., “Reexamining Busemann’s Wing Sweep Theory – A Modern Explanation of Classic Wartime Test Results,” AIAA 2025-2622, 2025.
3. Kulkarni, A.S. and Takahashi, T.T., “On the Design Implications of Elliptical and Bell-Shaped Lift Distributions,” AIAA 2025-2622, 2025.
4. Bryan, B.C., Weissman, E.M., Phung, J.V., Jackson, Z.R., Leo, J.D., Stonemetz, J.E., Caterial, W.G., Hadimani, E., Cana, L.J., Cea, J.A. and Takahashi, T.T., “Aerodynamic Design of an Executive Transport Optimized for Flight Just Beyond Mach One,” AIAA 2025-1048, 2025.
5. Takahashi, T.T, “Climb Performance of Very High T/W airframes,” AIAA 2024-3914, 2024.
6. Takahashi, T.T., Camberos, J.A. and Grandhi, R.V., “Landing Field Performance of Low L/D Gliding Airframes,” AIAA 2024-3911, 2024.
7. Takahashi, T.T., “Ezra Kotcher and the Configuration Aerodynamics of the Bell X-1 and X-2,” AIAA 2024-4136, 2024.
8. Takahashi, T.T., “Standby Rocket Systems to Facilitate Noise Abatement of Future Commercial Aircraft,” AIAA 2024-3912, 2024.
9. Lorenzo, W.P. and Takahashi, T.T., “A Reassessment of the Controllable Flight Envelope of the Bell X-1A Rocket Plane,” AIAA 2024-4138, 2024.
10. Uribe-Quintero, E. and Takahashi, T.T., “Flight Dynamics Issues of Control Coupling / Inertia Coupling Prone High-Speed Aircraft,” AIAA 2024-4048, 2024.
11. Iyer, A., and Takahashi, T.T., “The Impact of Drop-In vs. Dedicated Sustainable Aviation Fuel on Aircraft Performance and Design,” AIAA 2024-3986, 2024.
12. Uribe-Quintero, E., Moreno, A., Lehmbeck, T., Anderson, S. and Takahashi, T.T., “A Technical Study Demonstrating the Poor Marketability of Near-Sonic Ultra-Long-Haul-Range Airliners,” AIAA 2024-4321, 2024.
13. Garcia, J., Asparuhov, B., Stuck, S., Bocek, J. and Takahashi, T.T., “Challenges Designing Bio-Ethanol Fueled Airliners for Sustainable Intercontinental Aviation,” AIAA 2024-3748, 2024.
14. Takahashi, T.T., “Noise and Field Performance Impacts of FADEC Speed Scheduled Thrust Derate,” AIAA 2024-1705, 2024.
15. Hoopes, C.S, and Takahashi, T.T., “Lateral-Directional Controllability Impacts of Longitudinal Pitch Trim Strategies on the Space Shuttle Orbiter,” AIAA 2024-2318, 2024.
16. Heinz, J.H. and Takahashi, T.T., “Attainable Moment Sets – Approaches to Understanding Trim Capability in Conceptual Design,” AIAA 2024-2319, 2024.
17. O’Brien, K.P. and Takahashi, T.T., “Tail Sizing Strategies to Ensure Low-Risk Maneuvering High-Speed Flight,” AIAA 2024-2320, 2024.
18. DeRoo, M. and Takahashi, T.T., “A Study of the Economic Viability of Commercial Supersonic Flight,” AIAA 2024-2214, 2024.
19. Lorenzo, W.P. and Takahashi, T.T., “Reconstructing and Reassessing Neil Armstrong’s “First Man” Flight in the North American X-15,” AIAA 2024-2643, 2024.
20. Lorenzo, W.P. and Takahashi, T.T., “Can We Fly it? Yes, We Can: A Comparative Study of Military Airworthiness and Flight Operations” AIAA 2024-2213, 2024.
21. Takahashi, T.T., “Determination of Optimal Cruise Points for General Purpose Hypersonic Airframes,” AIAA 2024-2217, 2024.
22. Valenzuela, J.V. and Takahashi, T.T., “Wing Design Strategies for Vehicles Designed to Operate in Ground Effect,” AIAA 2024-0003, 2024.
23. Puentes, O.G. and Takahashi, T.T., “Wingtip Treatments for Transonic Wing Planforms,” AIAA 2024-0001, 2024.
24. Takahashi, T.T., Griffin, J.A. and Grandhi, R.V., “A Review of High-Speed Aircraft Stability and Control Challenges,” AIAA-2023-3231,2023.
25. Takahashi, T.T. and Lichtenstein, G.L., “Introducing the “Entrepreneurial Mindset” into Arizona State University’s Aerospace Engineering Capstone Design,” AIAA-2023-3661,2023.
26. Takahashi, T.T., “Whither Gander? A Business Case to Revive a Northern Hub Airport to Reduce Transatlantic Emissions,” AIAA-2023-4302,2023.
27. Takahashi, T.T., “Flying with Eyes Wide Shut – A Reflection on the Hollywood View of Real World Aircraft Performance,” AIAA-2023-3518 ,2023.
28. O’Brien, K.P. and Takahashi, T.T., “Configuration and Control Strategies for Maneuvering Supersonic Flight,” AIAA-2023-3233,2023.
29. Hoopes, C.S. and Takahashi, T.T., “A Study of High Speed Aerodynamic Configurations Optimized for Lateral-Directional Controllability,” AIAA-2023-3235, 2023.
30. Takahashi, T.T., “Maneuvering Capabilities of Hypersonic Airframes,”   AIAA-2023-2247, 2023.
31. Heinz, J.H., O’Brien, K.P., Kosednar, D., Hatch, T. and Takahashi, T.T., “Sky Cruiser – A Design Study in Space Tourism “, AIAA-2023-1355, 2023.
32. Stauffer, M.T. and Takahashi, T.T., “A History and Commentary on Thrust/Drag Bookkeeping,”  AIAA-2023-1553, 2023.
33. Hoopes, C.S. and Takahashi, T.T., “Developments in the Federal Regulation of Personal Air Vehicle,”  AIAA-2023-0177, 2023.
34. Griffin, J.A. and Takahashi, T.T., “A Break from Tradition: The “New” 14 C.F.R. Part 23 and Consensus Standards,”  AIAA 2023-0116, 2023.
35. Griffin, J.A. and Takahashi, T.T., “Hypersonic Aircraft Performance Limitations Arising from Aerodynamic Control Limits,”  AIAA-2023-2248, 2023.
36. Griffin, J.A., Takahashi, T.T. and Rodi, P.E., “Aerothermodynamic Assessment of Conceptual and Detail Configuration Changes to a Rocket Propelled Aircraft,” AIAA-2023-0216, 2023.
37. Stauffer, M.T., Backlund, M., Gonzales, Z. and Takahashi, T.T., “Multi-Disciplinary Design of an LH2 Powered Regional Jet” AIAA-2023-0980, 2023
38. Takahashi, T.T., “Maneuvering Capabilities of High Payload Fraction Airframes,” AIAA 2022-3655, 2022.
39. Takahashi, T.T., “Empirical Methods to Predict Takeoff Field Requirements for Single-Engine Aircraft,” AIAA-2022-0548, 2022.
40. Takahashi, T.T., “Revisiting Roskam’s Empirical Predictions for Critical Field Length,” AIAA 2021- 2446, 2021.
41. Takahashi, T.T., “Revisiting Roskam’s Empirical Predictions for Landing Distance,” AIAA 2021-2447, 2021
42. Takahashi, T.T., “Development of a Semi-Empirical Takeoff & Landing Method for Supersonic Aircraft,” AIAA 2021-0462, 2021
43. Takahashi, T.T. and Thomas, P.R., “The Aerodynamic Design of a High-Altitude Operational-Return Unmanned System for Atmospheric Science,” AIAA 2020-2658, 2020
44. Takahashi, T.T. and Perez, R.E., “On the Operational Implications of Traditional Design Rules for Minimum Controllable Airspeed,” AIAA 2020-0749, 2020
45. Takahashi, T.T. and Sobester, A., “Climb Performance Anomalies in ‘Real’ Atmospheric Conditions,” AIAA 2019-3271, 2019
46. Takahashi, T.T., “A Bad Moon Rising: The Puzzling Inaccuracies of the Work-Energy Theorem in Aircraft Performance,” AIAA 2019-1305, 2019
47. Takahashi, T.T., “The Impact of ATTCS on Reduced Thrust Takeoff Field Performance," AIAA 2015-2698, 2015
48. Takahashi, T.T., “Optimal Climb Trajectories Through Explicit Simulation,” AIAA 2015-2701, 2015.