**Journal Articles**

- Umberto Saetti, Batin Bugday, Joseph F Horn and Kenneth S Brentner, 2023, "Linearized Models of the Coupled Rotorcraft Flight Dynamics and Acoustics for Real-Time Noise Prediction", Journal of the American Helicopter Society

- Zhongqi Jia, Seongkyu Lee, Kalki Sharma and Kenneth S Brentner, 2020, "Aeroacoustic Analysis of a Lift-Offset Coaxial Rotor Using High-Fidelity CFD/CSD Loose Coupling Simulation", Journal of the American Helicopter Society,
**65**, (1), pp. 15

- Tianxiao Yang, Kenneth S Brentner, Ethan Corle and Sven Schmitz, 2018, "Study of Active Rotor Control for In-Plane Rotor Noise Reduction", Journal of Aircraft,
**56**, (1), pp. 11

- Christopher C Nelson, Alan B Cain, Robert Dougherty, Kenneth S Brentner and Philip J Morris, 2017, "Application of synthetic array techniques for improved simulations of hot supersonic jet noise", International Journal of Aeroacoustics,
**16**, (4-5), pp. 21

- Seongkyu Lee, Kenneth S Brentner and P. J. Morris, 2017, "Long-Range and Nonlinear Propagation of Helicopter High-Speed Impulsive Noise", Journal of the American Helicopter Society,
**62**, (2), pp. 10

- Kenneth S Brentner, Philip J Morris and Leonard V Lopes, 2014, "A Method for Predicting the Noise of a Tip-Jet Driven Rotor", Journal of the American Helicopter Society,
**59**, (3), pp. 10

- P. J. Morris, R. Doughtery, C. C. Nelson, A. B. Cain and Kenneth S Brentner, 2013, "Wavepacket noise source model for microphone array data analysis of hot supersonic jets", J. Acoust. Soc. Am.,
**134**

- S.* Lee, Kenneth S Brentner and P. J. Morris, 2012, "Time-Domain Approach for Acoustic Scattering of Rotorcraft Noise", Journal of the American Helicopter Society,
**57**, (4), pp. 12

- S. Lee, P. J. Morris and Kenneth S Brentner, 2011, "Assessment of Time-Domain Equivalent Source Method for Acoustic Scattering", AIAA Journal,
**49**, (9), pp. 1897-1906

- S. Lee, Kenneth S Brentner and P. J. Morris, 2010, "Acoustic Scattering in the Time Domain Using an Equivalent Source Method", AIAA Journal,
**48**, (12), pp. 2772-2780

- S. Lee, P. J. Morris and Kenneth S Brentner, 2010, "Improved Algorithm for Nonlinear Sound Propagation with Aircraft and Helicopter Noise Applications", AIAA Journal,
**48**, (11), pp. 2586-2595

- L. V. Lopes, Kenneth S Brentner and P. J. Morris, 2010, "Framework for a Landing-Gear Model and Acoustic Prediction", Journal of Aircraft,
**47**, (3), pp. 763-774

- K. Poulain, V. Sparrow, Kenneth S Brentner and L. Sutherland, 2010, "Application of atmospheric absorption models for aircraft enroute noise", J. Acoust. Soc. Am,
**127**, pp. 1834

- S. Lee, J. P. Erwin and Kenneth S Brentner, 2009, "A Method to Predict Acoustic Scattering of Rotorcraft Noise", Journal of the American Helicopter Society,
**54**, (4), pp. 15

- R. Cheng, P. J. Morris and Kenneth S Brentner, 2009, "A three dimensional parabolic equation method for sound propagation in moving inhomogeneous media", Journal of the Acoustical Society of America,
**126**, (3), pp. 11

- S. Lee, Kenneth S Brentner, F. Farassat and P. J. Morris, 2009, "Analytical Formulation and Numerical Implementation of an Acoustic Pressure Gradient Prediction", Journal of Sound and Vibration,
**319**, pp. 1200-1221

- C. C. Hennes and Kenneth S Brentner, 2008, "The Effect of Blade Deformation on Rotorcraft Acoutics", Journal of the American Helicopter Society,
**53**, (4), pp. 398-411

- H. N. Chen, Kenneth S Brentner, S. Anathan and J. G. Leishman, 2008, "A Computational Study of Helicopter Rotor Wakes and Noise Generated During Transient Maneuvers", Journal of the American Helicopter Society,
**52**, (1), pp. 37-55

- H. N. Chen, Kenneth S Brentner, L. V. Lopes and J. F. Horn, 2006, "An Initial Analysis of Transient Noise in Rotorcraft Maneuvering Flight", International Journal of Aeroacoustics,
**5**, (2), pp. 1-30

- J. F. Horn, D. O. Bridges, L. V. Lopes and Kenneth S Brentner, 2005, "Development of a Low-Cost, Multi-Disciplinary Rotorcraft Simulation Facility", Journal of Aerospace Computing, Information, and Communication,
**2**, pp. 267-284

- G. Perez, Kenneth S Brentner, G. A. Bres and H. E. Jones, 2005, "A First Step Toward the Prediction of Rotorcraft Maneuver Noise", Journal of the American Helicopter Society,
**50**, (3), pp. 230-237

- Kenneth S Brentner, L. V. Lopes, H. N. Chen and J. F. Horn, 2005, "Near Real-Time Simulation of Rotorcraft Acoustics and Flight Dynamics", Journal of Aircraft,
**42**, (2), pp. 347-355

- Kenneth S Brentner, B. D. Edwards, R. Riley and J. Schillings, 2005, "Predicted Noise for a Main Rotor with Modulated Blade Spacing", Journal of the American Helicopter Society,
**50**, (1), pp. 18-25

- B. M. Sullivan, B. D. Edwards, Kenneth S Brentner and E. R. Booth Jr., 2005, "A Subjective Test of Modulated Blade Spacing for Helicopter Main Rotors", Journal of the American Helicopter Society,
**50**, (1), pp. 26-32

- K. Viswanath, Kenneth S Brentner, D. A. Levin and S. F. Gimelshein, 2005, "Investigation of Soot Combustion in Underexpanded Jet Plume Flows", Journal of Thermophysics and Heat Transfer,
**19**, (3), pp. 282-293

**Conference Proceedings**

- Bhasker Mukherjee, Andrew Jue, Jean-Pierre Theron, Kenneth S Brentner, Eric Greenwood and Joseph F Horn, 2023, "Investigation of Departure Transition Noise for Lift-plus-Cruise eVTOL Aircraft", The Vertical Flight Society

- Mrunali Botre, Eric Greenwood, Daniel Wachspress and Kenneth S Brentner, 2023, "Onboard Acoustic Prediction Method for VTOL Aircraft", The Vertical Flight Society

- Nikos Trembois, Tyler Ramsarran, Ethan Brown, Seongkyu Lee and Kenneth S Brentner, 2023, "Prediction of Interactional Aerodynamic Noise of Propellers andWing Using High-Fidelity CFD", The Vertical Flight Society

**Other**

- Damaris R. Zachos, Lauren P. Weist, Kenneth S Brentner and Eric Greenwood, 2022, "Variation in Helicopter Noise During Approach Maneuvers", pp. 15

- Zhongqi Jia, Seongkyu Lee and Kenneth S Brentner, 2018, "Assessment of Turbulence Modeling and Wake-Grid Resolution for Lift-Offset Coaxial Rotor Simulations", pp. 22

- Seongkyu Lee and Kenneth S Brentner, 2016, "Comment on "Acoustic Velocity Formulation for Sources in Arbitrary Motion"", AIAA JOURNAL,
**54**, (5), pp. 1809-1810

- E Corle, S Schmitz, T Yang and Kenneth S Brentner, 2015, "Efficient Active Rotor Concepts for In-Plane Noise Reduction"

- C. Brown, Robert Kunz, Michael P Kinzel, Jules W Lindau, Jose Palacios and Kenneth S Brentner, 2014, "Large Eddy Simulation of Airfoil Ice Accretion Aerodynamics", pp. 12

- T Yang, Kenneth S Brentner, E L Corle and S Schmitz, 2014, "Understanding In-Plan Noise and Loading for Active Noise Control", pp. 18

- B Cheng, Y Han, Kenneth S Brentner, J L Palacios and P J Morris, 2014, "Quantification of Rotor Surface Roughness due to Ice Accretion via Broadband Noise Measurement", pp. 13

- C Nelson, A B Cain, R P Dougherty, Kenneth S Brentner and P J Morris, 2014, "Application of Synthetic Array Techniques for Improved Simulations of Hot Supersonic Jet Noise"

- B.* Cheng, Kenneth S Brentner and P. J. Morris, 2013, "Validation of a Time-Domain Equivalent Source Method for Acoustic Scattering by an Oblate Spheroid", pp. 17

- B.* Cheng, Kenneth S Brentner and P. J. Morris, 2013, "Validation of a Time-Domain Equivalent Source Method for Acoustic Scattering by an Oblate Spheroid", pp. 17

- B. A.* Goldman and Kenneth S Brentner, 2012, "Algorithms for Reduced Memory and Real-Time Noise Prediction", pp. 14

- C. Nelson, A. Cain, G. Raman, Kenneth S Brentner and P. J. Morris, 2012, "Studies of a Wind Turbine Using OVERFLOW and PSU-WOPWOP", pp. 26

- M. Christiansen, Kenneth S Brentner and P. J. Morris, 2011, "Trailing-Edge Noise Prediction Using the Non-Linear Disturbance Equations", pp. 19

- B.-Y. Min, L. Sankar, K. Collins and Kenneth S Brentner, 2011, "CFD-CSD Coupled Study in the BVI Characteristics of a Saw-Tooth Blade Planform",
**1**, pp. 13-24

- S. Lee, Kenneth S Brentner and P. J. Morris, 2010, "Assessment of Time-Domain Equivalent Source Method for Acoustic Scattering", pp. AIAA-2010-3821

- S. Lee, Kenneth S Brentner and P. J. Morris, 2010, "Long-Range and Nonlinear Propagation of Helicopter High-Speed Impulsive Noise", pp. 18

- J. Bain, M. Potsdam, L. Sankar and Kenneth S Brentner, 2010, "Aeromechanic and Aeroacoustic Predictions of the Boeing SMART Rotor Using Coupled CFD/CSD Analysis", pp. 18

- K. Poulain, V. Sparrow, Kenneth S Brentner and L. Southerland, 2010, "Application of atmospheric absorption models for aircraft enroute noise"

- S. Lee, P. J. Morris and Kenneth S Brentner, 2010, "Nonlinear Acoustic Propagation with Applications to Aircraft Noise and Helicopter Noise", pp. AIAA-2010-1384

- E. P. N. Duque, C. P. Stone, Kenneth S Brentner and S. M. Legensky, 2010, "RCAAPS - Rotorcraft Computational AeroAcoustics Post-Processing System"

- S. Lee, Kenneth S Brentner and P. J. Morris, 2009, "Prediction of Acoustic Scattering in the Time Domain Using a Moving Equivalent Source Method", pp. AIAA-2009-3177

- L. V. Lopes, Kenneth S Brentner and P. J. Morris, 2009, "Airframe Noise Prediction with Installed Landing Gear for a Complete Aircraft", pp. AIAA-2009-3155

- J. P. Erwin, P. J. Morris and Kenneth S Brentner, 2009, "Trailing-edge noise prediction using the nonlinear disturbance equations", pp. AIAA-2009-0272

- S. Lee, Kenneth S Brentner and P. J. Morris, 2009, "Time-domain Approach for Acoustic Scattering of Rotorcraft Noise",
**1**, pp. 579-591

- Kenneth S Brentner, Phillip J. Morris and Leonard V. Lopes, 2008, "A Method for Predicting the Noise of a Tip-Jet Driven Rotor"

- S. Lee, J. P. Erwin and Kenneth S Brentner, 2008, "Acoustic Scattering of Rotorcraft Noise"

- Christopher C. Hennes and Kenneth S Brentner, 2008, "A General Approach to Vorticity Confinement Development for High-Order Flow Solvers"

- H. N. Chen and Kenneth S Brentner, 2007, "Overview of Rotor Noise in Maneuvering Flight"

- F. Farassat, Kenneth S Brentner and M. H. Dunn, 2007, "Working With the Wave Equation in Aeroacoustics - The Pleasures of Generalized Functions"

- R. Cheng, P. Morris and Kenneth S Brentner, 2007, "A 3D Parabolic Equation Method for Sound Propagation in Moving Inhomogeneous Media"

- S. Lee, Kenneth S Brentner and F. Farassat, 2007, "Analytic Formulation and Numerical Implementation of an Acoustic Pressure Gradient Prediction"

- J. S. Shirey, Kenneth S Brentner and H. N. Chen, 2007, "A Validation Study of the PSU-WOPWOP Rotor Noise Prediction Code"

- H. N. Chen, J. S. Shirey and Kenneth S Brentner, 2006, "Rotor Generated Noise in Maneuvering Flight"

- R. Cheng, P. J. Morris and Kenneth S Brentner, 2006, "A 3D Parabolic Equation Method for Wind Turbine Noise Propagation in Moving Inhomogeneous Atmosphere"

- L. V. Lopes, Kenneth S Brentner and P. J. Morris, 2006, "A New Prediction Method For Landing Gear Noise"

- H. N. Chen, Kenneth S Brentner, J. S. Shirey, J. F. Horn, S. Anathan and J. G. Leishman, 2006, "A Study of the Aerodynamics and Acoustics of Super-BVI"

- S. Lee, Kenneth S Brentner, C. C. Hennes, B. T. Flynt, J. N. Theron and E. P. N. Duque, 2006, "Investigation of the Accuracy Requirements for Permeable Surfaces Used in High-Speed Implusive Noise Prediction"

- E. P. N. Duque, L. N. Sankar, S. Menon, O. Bauchau, S. Ruffin, M. Smith, K. Ahuja, Kenneth S Brentner, L. N. Long, P. J. Morris and F. Gandhi, 2006, "Revolutionary Physics-Based Design Tools for Quiet Helicopters"

- C. C. Hennes and Kenneth S Brentner, 2005, "The Effect of Blade Deformation On Rotorcraft Acoustics"

- H. N. Chen, Kenneth S Brentner, A. Anathan and J. G. Leishman, 2005, "A Computational Study of Helicopter Rotor Wakes and Noise Generated During Transient Maneuvers"

- H. N. Chen, Kenneth S Brentner and J. S. Shirey, 2005, "An Investigation of Transient Rotor Noise in Maneuvering Flight"

- R. Cheng, P. J. Morris and Kenneth S Brentner, 2005, "An Application of the Parabolic Equation Method to Long-Range Propagation of Wind Turbine Noise"

- L. V. Lopes, Kenneth S Brentner, P. J. Morris, D. P. Lockhard and G. M. Lilley, 2005, "Complex Landing Gear Noise Prediction Using a Simple Toolkit"

- J. F. Horn, D. O. Bridges, C. Sharma, L. V. Lopes and Kenneth S Brentner, 2004, "A Multi-Disciplinary Rotorcraft Simulation Facility Composed of Commodity Components and Open Source Software",
**2**, pp. 1276-1287

- C. C. Hennes, H. N. Chen, Kenneth S Brentner, S. Ananthan and J. G. Leishman, 2004, "Influence of Transient Flight Maneuvers on Rotor Wake Dynamics and Noise Radiation", pp. 607-624

- K. Viswanath, D. A. Levin, Kenneth S Brentner and S. F. Gimelshein, 2004, "Modelling of Soot Oxidation and Prediction of Optical Radiation in Underexpanded Plumes", pp. 16

- H. N. Chen, Kenneth S Brentner, L. V. Lopes and J. F. Horn, 2004, "A Study of Rotorcraft Noise Prediction in Maneuvering Flight", pp. 15

- P. J. Morris, L. N. Long and Kenneth S Brentner, 2004, "An Aeroacoustic Analysis of Wind Turbines", pp. 11

- Zhongqi Jia, Seongkyu Lee, Kalki Sharma and Gregory D Walsh, , "Aeroacoustic Analysis of a Lift-Offset Coaxial Rotor Using High-Fidelity CFD/CSD Loose Coupling Simulation"