Publications

Li, S., and Lee, S., “Analytic Prediction of Rotor Broadband Noise with Serrated Trailing Edges with Applications to Urban Air Mobility Aircraft,” Journal of the American Helicopter Society, Vol. 69, (3), 2024, pp. 1-14. 

Li, S., and Lee, S., “Acoustic Analysis and Sound Quality Assessment of a Quiet Helicopter for Air Taxi Operations,” Journal of the American Helicopter Society, Vol. 67, (3), 2022, pp. 1-15.

Li, S., and Lee, S., “Prediction of Urban Air Mobility Multi-Rotor VTOL Broadband Noise Using UCD-QuietFly,” Journal of the American Helicopter Society, Vol. 66, (3), 2021, pp. 1-13.

Li, S., and Lee, S., “Prediction of Rotorcraft Broadband Trailing-Edge Noise and Parameter Sensitivity Study,” Journal of the American Helicopter Society, Vol. 65, (4), 2020, pp. 1-14.

Alm*, A., and Li, S., “Experimental Investigation of Unsteady Tip Vortex in Plunging and Pitching Motions,” 2026 Transformative Vertical Flight (TVF) Conference, San Jose, CA, January 27–29, 2026. Link

Yon*, S., and Li, S., “Experimental Investigation of Half-Ground Effects on Hovering Rotor Aerodynamics,” 2026 Transformative Vertical Flight (TVF) Conference, San Jose, CA, January 27–29, 2026. Link

Sian*, G., Dolan*, M., and Li, S., “Effects of RPM Variation on Rotorcraft Unsteady Loading and Broadband Noise,” 2026 Transformative Vertical Flight (TVF) Conference, San Jose, CA, January 27–29, 2026. Link

Yon*, S., and Li, S., “Longitudinal Gust Effects on Ship Airwake Characteristics for Helicopter Landing Operations with Correlations to Pilot Workload Factor,” AIAA SCITECH 2026 Forum, Orlando, FL, January 12-16, 2026. Link

Ghimire*, S., and Li, S., “High-Fidelity Simulation and Analytical Modeling of Tip Vortex Turbulence for Interactional Aeroacoustic Predictions.” AIAA SCITECH 2026 Forum, Orlando, FL, January 12-16, 2026. Link

Li, S., “An Analytic Method to Predict Rotor Blade Wake Interaction Noise,” the VFS 79th Annual Forum & Technology Display, West Palm Beach, FL, May 16-18, 2023.

Li, S., and Lee, S., “Extensions and Applications of Lyu and Ayton’s Serrated Trailing-Edge Noise Model to Rotorcraft,” 28th AIAA/CEAS Aeroacoustics 2022 Conference, Southampton, UK, June 14-17, 2022.

Li, S., and Lee, S., “Analytic Prediction of Rotor Broadband Noise with Serrated Trailing Edges,” the VFS 78th Annual Forum & Technology Display, Fort Worth, Texas, USA, May 10-12, 2022.

Li, S., and Lee, S., “Predictions and Validations of Small-Scale Rotor Noise Using UCD-QuietFly,” the 2020 VFS Aeromechanics for Advanced Vertical Flight Technical Meeting, San Jose, CA, January 25-27, 2022.

Li, S., and Lee, S., “Acoustics Analysis of a Quiet Helicopter for Air Taxi Operations,” the VFS 77th Annual Forum & Technology Display, West Palm Beach, FL, May 11-13, 2021.

Li, S., and Lee, S., “A Machine Learning-Based Fast Prediction of Rotorcraft Broadband Noise,” the 2020 AIAA Aviation Forum, Virtual Event, June 15-17, 2020.

Li, S., and Lee, S., “UCD-QuietFly: A New Program to Predict Multi-Rotor eVTOL Broadband Noise,” the 2020 VFS Aeromechanics for Advanced Vertical Flight Technical Meeting, San Jose, CA, January 21-23, 2020.

Li, S., and Lee, S., “Prediction of Rotorcraft Broadband Trailing-Edge Noise and Parameter Sensitivity Study,” the VFS 75th Annual Forum & Technology Display, Philadelphia, PA, May 13–16, 2019.