All Stories

  1. Wind Tunnel Testing of High Advance-Ratio Compound Helicopter Designs

    Article • January 2025, American Institute of Aeronautics and Astronautics (AIAA)

    Professor, Director of Gessow Rotorcraft Center Inderjit Chopra

  2. Aeromechanical Stability of a Bearingless Rotor Helicopter with Double-Swept Blades

    Article • Journal of Aircraft, March 2021, American Institute of Aeronautics and Astronautics (AIAA)

    Professor, Director of Gessow Rotorcraft Center Inderjit Chopra

  3. Slowed Hingeless Rotor Wind Tunnel Tests and Validation at High Advance Ratios

    Article • Journal of Aircraft, January 2021, American Institute of Aeronautics and Astronautics (AIAA)

    Professor, Director of Gessow Rotorcraft Center Inderjit Chopra

  4. Three-Dimensional Strains on Twisted and Swept Composite Rotor Blades in Vacuum

    Article • Journal of Aircraft, December 2020, American Institute of Aeronautics and Astronautics (AIAA)

    renliang chen, Professor, Director of Gessow Rotorcraft Center Inderjit Chopra

  5. High-Fidelity Aeromechanics of Future Mars Helicopters

    Article • November 2020, American Institute of Aeronautics and Astronautics (AIAA)

    Professor, Director of Gessow Rotorcraft Center Inderjit Chopra

  6. A Cyber-Physical Approach to Stall Avoidance and Turbulence Mitigation for Fixed-Wing Unmanned Aerial Systems

    Article • January 2019, American Institute of Aeronautics and Astronautics (AIAA)

    Justin Bradley, Professor, Director of Gessow Rotorcraft Center Inderjit Chopra

  7. Rotation-Frequency-Driven Extension–Torsion Coupled Self-Twisting Rotor Blades

    Article • Journal of Aircraft, September 2018, American Institute of Aeronautics and Astronautics (AIAA)

    Professor, Director of Gessow Rotorcraft Center Inderjit Chopra

  8. Basic Understanding of Airfoil Characteristics at Low Reynolds Numbers (104–105)

    Article • Journal of Aircraft, May 2018, American Institute of Aeronautics and Astronautics (AIAA)

    Professor, Director of Gessow Rotorcraft Center Inderjit Chopra, Assistant Professor Hikaru Otsuka, Justin Winslow

  9. Design Methodology for Small-Scale Unmanned Quadrotors

    Article • Journal of Aircraft, May 2018, American Institute of Aeronautics and Astronautics (AIAA)

    Professor, Director of Gessow Rotorcraft Center Inderjit Chopra, Justin Winslow

  10. Aeromechanics of Rigid Coaxial Rotor Models for Wind-Tunnel Testing

    Article • Journal of Aircraft, July 2017, American Institute of Aeronautics and Astronautics (AIAA)

    Professor, Director of Gessow Rotorcraft Center Inderjit Chopra

  11. A Tool-kit for Rotorcraft Regime Recognition Codes Validation

    Article • June 2017, American Institute of Aeronautics and Astronautics (AIAA)

    Dr. Sricharan Ayyalasomayajula, Mr Ananth Sridharan, Professor, Director of Gessow Rotorcraft Center Inderjit Chopra

  12. Nonlinear Interactions in Planar Jet Flow with Direct Turbulence Scale Excitation

    Article • January 2017, American Institute of Aeronautics and Astronautics (AIAA)

    Professor, Director of Gessow Rotorcraft Center Inderjit Chopra, Tim Kreutzfeldt

  13. Design of Self-Twisting Rotor Blades for High-Speed Compound Rotorcraft

    Article • January 2017, American Institute of Aeronautics and Astronautics (AIAA)

    Professor, Director of Gessow Rotorcraft Center Inderjit Chopra

  14. Design Methodology for Small Scale Unmanned Quadrotors

    Article • January 2017, American Institute of Aeronautics and Astronautics (AIAA)

    Professor, Director of Gessow Rotorcraft Center Inderjit Chopra, Justin Winslow

  15. Effects of Asymmetric Blade-Pitching Kinematics on Forward-Flight Performance of a Micro-Air-Vehicle-Scale Cycloidal-Rotor

    Article • Journal of Aircraft, September 2016, American Institute of Aeronautics and Astronautics (AIAA)

    Professor, Director of Gessow Rotorcraft Center Inderjit Chopra

  16. Hover Performance of a Small-Scale Helicopter Rotor for Flying on Mars

    Article • Journal of Aircraft, July 2016, American Institute of Aeronautics and Astronautics (AIAA)

    Professor, Director of Gessow Rotorcraft Center Inderjit Chopra

  17. Experiments on Rigid Wing Undergoing Hover-Capable Flapping Kinematics at Micro-Air-Vehicle-Scale Reynolds Numbers

    Article • AIAA Journal, April 2016, American Institute of Aeronautics and Astronautics (AIAA)

    Professor, Director of Gessow Rotorcraft Center Inderjit Chopra

  18. Aerodynamics of a Small-Scale Vertical-Axis Wind Turbine with Dynamic Blade Pitching

    Article • AIAA Journal, March 2016, American Institute of Aeronautics and Astronautics (AIAA)

    Professor, Director of Gessow Rotorcraft Center Inderjit Chopra

  19. Investigation of the Effect of Blade Kinematics and Reynolds Number on the Aerodynamic Performance of a Small-Scale Vertical Axis Wind Turbine with Dynamic Blade Pitching

    Article • January 2016, American Institute of Aeronautics and Astronautics (AIAA)

    Professor, Director of Gessow Rotorcraft Center Inderjit Chopra, Andrew B Mills

  20. Design and Fabrication of a Meso-scale Aircraft using a Cycloidal Rotor Propulsion System

    Article • January 2016, American Institute of Aeronautics and Astronautics (AIAA)

    Professor, Director of Gessow Rotorcraft Center Inderjit Chopra

  21. Adaptive Finite Element in Time Method for Rotorcraft Analysis Using Element Size Control

    Article • January 2016, American Institute of Aeronautics and Astronautics (AIAA)

    Professor, Director of Gessow Rotorcraft Center Inderjit Chopra

  22. Gust Detection and Mitigation on a Quad Rotor Biplane

    Article • January 2016, American Institute of Aeronautics and Astronautics (AIAA)

    Professor, Director of Gessow Rotorcraft Center Inderjit Chopra

  23. Experimental and Computational Analysis of Rigid Flapping Wings for Micro Air Vehicles

    Article • Journal of Aircraft, July 2015, American Institute of Aeronautics and Astronautics (AIAA)

    Professor, Director of Gessow Rotorcraft Center Inderjit Chopra

  24. Wind Tunnel Testing of an Instrumented Rotor at High Advance Ratio

    Article • January 2015, American Institute of Aeronautics and Astronautics (AIAA)

    Professor, Director of Gessow Rotorcraft Center Inderjit Chopra

  25. Aeromechanics of Slowed Rotors at High Advance Ratios

    Article • January 2015, American Institute of Aeronautics and Astronautics (AIAA)

    Professor, Director of Gessow Rotorcraft Center Inderjit Chopra

  26. Performance and Loads Prediction for a High Advance Ratio Coaxial Rotor

    Article • January 2015, American Institute of Aeronautics and Astronautics (AIAA)

    Professor, Director of Gessow Rotorcraft Center Inderjit Chopra

  27. Identification of Flight Dynamics of a Cylcocopter Micro Air Vehicle in Hover

    Article • Journal of Aircraft, January 2015, American Institute of Aeronautics and Astronautics (AIAA)

    Professor, Director of Gessow Rotorcraft Center Inderjit Chopra

  28. Gramian Analysis of a Shrouded Rotor Micro Air Vehicle in Hover

    Article • Journal of Guidance Control and Dynamics, September 2014, American Institute of Aeronautics and Astronautics (AIAA)

    Professor, Director of Gessow Rotorcraft Center Inderjit Chopra

  29. Design, fabrication and test of an embedded lightweight kinematic autopilot (ELKA)

    Article • International Journal of Intelligent Unmanned Systems, May 2014, Emerald

    Professor, Director of Gessow Rotorcraft Center Inderjit Chopra

  30. Performance and Testing of a Quad Rotor Biplane Micro Air Vehicle for Multi Role Missions

    Article • January 2014, American Institute of Aeronautics and Astronautics (AIAA)

    Professor, Director of Gessow Rotorcraft Center Inderjit Chopra