The publications here reflect a research program shaped by experiments, student contributions, and questions that connect aerodynamics, propulsion, wake physics, diagnostics, and engineering education. Together, they trace the group’s work across journal articles, conference papers, patents, and broader technical writing.
Expand any year to explore the publications from that period. One journal article appears in a separate undated section because its citation does not list a publication year.
Kastner, Joseph R., Sidaard Gunasekaran, and Taber Wanstall. "Morphological Transitions in Droplet Breakup Under Shock-Induced Flows." In AIAA SCITECH 2026 Forum, p. 0006. 2026.
Cain, Charles B., and Sidaard Gunasekaran. "Wake Characteristics of a Bell-Shaped Lift Distribution." In AIAA SciTech 2026 Forum, p. 2327. 2026.
Durgesh, Vibhav, Albert Medina, Michael P. Mongin, and Sidaard Gunasekaran. "Impact of Gusts on Performance of NACA-0012 Airfoil at Low-Re." In AIAA SCITECH 2026 Forum, p. 1518. 2026.
Khan, Abdul R., and Sidaard Gunasekaran. "Sensitivity Analysis of Event Based Algorithms for Velocimetry." In AIAA SCITECH 2026 Forum, p. 1316. 2026.
Schreyer, Grace A., Grace N. Selm, Julian A. Pabon, and Sidaard Gunasekaran. "Experimental Investigations of a Dual-Mode Skin-Actuated-Camber with Embedded Twist (SACET) Morphing Wing." In AIAA SciTech 2026 Forum, p. 0256. 2026.
Parlett, Samuel L., Jielong Cai, Michael V. OL, and Sidaard Gunasekaran. "Experimental Investigation of a Variable Collective Pitch Propeller in Near Edgewise Flight." In AIAA SCITECH 2026 Forum, p. 0026. 2026.
Pabon, Julian A., and Sidaard Gunasekaran. "Experimental Investigation of Dynamic Pitching Effects on a Delta Wing with Blown Jet." In AIAA SCITECH 2026 Forum, p. 0285. 2026.
Cain, Charles B., Jessica C. DeMoor, and Sidaard Gunasekaran. "Cross-Stream PIV Characterization of the Prandtl-D3C Wake." In AIAA SCITECH 2026 Forum, p. 2328. 2026.
Grenwood, Brock A., Abdul Khan, Megan Bender, and Sidaard Gunasekaran. "Characterization of Rotary Atomizer Spray Geometry Under the Influence of a Propeller." In AIAA SCITECH 2026 Forum, p. 2700. 2026.
Gunasekaran, Sidaard, Michael Mongin, Osama A. AlSattam, and Keigo Hirakawa. "Comparison of Event-Based Alogrithms for Experimental Two-Dimensional, Two-Component Velocimetry." Journal of Aircraft (2025): 1-15.
Gunasekaran, Sidaard, Michael Mongin, Osama A. AlSattam, and Keigo Hirakawa. "Comparison of Event Camera Processing Algorithms for Experimental 2D2C Velocimetry." In AIAA SCITECH 2025 Forum, p. 0475. 2025.
Cai, Jielong, and Sidaard Gunasekaran. "Prediction of the Tandem Propeller Performance Using Linear Superposition Method." In AIAA SCITECH 2025 Forum, p. 1268. 2025.
Foster, Michael, Jessica DeMoor, Sidaard Gunasekaran, and Jielong Cai. "Flight Test Validation of Tandem Propeller Performance With Vertical Offset." In AIAA SCITECH 2025 Forum, p. 1445. 2025.
Greenwood, Brock A., Abdul Khan, and Sidaard Gunasekaran. "Characterization of Agricultural Nozzle Spray Geometry in Propeller Wake." In AIAA SCITECH 2025 Forum, p. 2578. 2025.
Pabon, Julian A., Grace Schreyer, Sidaard Gunasekaran, Michael Mongin, Aaron Altman, and Patrick Hammer. "Experimental Investigation of Prandtl-D3 Near Wake Signature." In AIAA SCITECH 2025 Forum, p. 2758. 2025.
Porterfield, Andrew, Sidaard Gunasekaran, and Michael Mongin. "Closed-Loop Control of a Wing in Discrete Vortical Gust Encounter." In AIAA SCITECH 2025 Forum, p. 2762. 2025.
Parlett, Samuel L., Jielong Cai, Sidaard Gunasekaran, and Michael Ol. "Experimental Investigation of a Variable Pitch Propeller at Various Incidence Angles in Foward Flight." In AIAA SCITECH 2025 Forum, p. 1267. 2025.
Schreyer, Grace A., Sidaard Gunasekaran, Julian A. Pabon, and Jielong Cai. "Variations in the Wake Structure of Non-Elliptical Lift Distributions Near Wingtip." In AIAA SCITECH 2025 Forum, p. 0253. 2025.
Gunasekaran, Sidaard, Julian Pabon, and Jielong Cai. "Skin actuated morphing wing." U.S. Patent 12,466,540, issued November 11, 2025.
AlSattam, Osama, Michael Mongin, Mitchell Grose, Sidaard Gunasekaran, and Keigo Hirakawa. "KF-PEV: a causal Kalman filter-based particle event velocimetry." Experiments in Fluids 65, no. 9 (2024): 141.
Cai, Jielong, and Sidaard Gunasekaran. "Propeller Ceiling Effect in Forward Flight." Journal of Aircraft (2024): 1-17.
Cai, Jielong, Sidaard Gunasekaran, and Michael Ol. "Investigation of Positively Staggered Vertically Offset Propellers in Tandem." In AIAA SCITECH 2024 Forum, p. 1510. 2024.
Jestus, Nevin, Sidaard Gunasekaran, Michael Mongin, and Aaron Altman. "Proximity Effects of Wings on System Performance in a Multi-Wing Configuration." In AIAA SCITECH 2024 Forum, p. 1908. 2024.
Vincent, Timothy, Sidaard Gunasekaran, Michael Mongin, Alberto Medina, Alexander M. Pankonien, and Philip Buskohl. "Development of an Experimental Testbed to Study Cavity Flow as a Processing Element for Flow Disturbances." In AIAA SCITECH 2024 Forum, p. 1732. 2024.
Kulig, Jacob, Jielong Cai, Sidaard Gunasekaran, and Carson L. Running. "Back-Imaging of Pressure-Sensitive Paint to Determine Close Proximity Ground Effects of Propellers." In AIAA SCITECH 2024 Forum, p. 0878. 2024.
Pabon, Julian A., Xinyu Gao, Jielong Cai, and Sidaard Gunasekaran. "Experimental Investigation of a Novel Morphing Wing Design." In AIAA SCITECH 2024 Forum, p. 1349. 2024.
Duncan, Lucas, Jielong Cai, and Sidaard Gunasekaran. "Powered Wing's Response to Streamwise Gust Encounters." In AIAA SCITECH 2024 Forum, p. 0077. 2024.
Porterfield, Andrew, Andrew Killian, Sidaard Gunasekaran, and Michael Mongin. "Discrete Vortical Gust Encounter and Mitigation using Closed Loop Control." In AIAA SCITECH 2024 Forum, p. 0076. 2024.
Cai, Jielong, Caiden Guzman, Emma Schutter, and Sidaard Gunasekaran. "On the Linear Superposition of Wing and Propeller Performance in a Wing Embedded Propeller System." In AIAA SCITECH 2024 Forum, p. 1511. 2024.
AlSattam, Osama A., Michael P. Mongin, Andrew Killian, Sidaard Gunasekaran, and Keigo Hirakawa. "Toward Event-Based Noise-Robust High Density Particle Velocimetry." In AIAA SCITECH 2024 Forum, p. 2663. 2024.
Cai, Jielong, and Sidaard Gunasekaran. "Propeller Ground Effect in Forward Flight." AIAA Journal 61, no. 10 (2023): 4378-4390.
Cai, Jielong, Sidaard Gunasekaran, and Michael Ol. "Effect of Partial Ground and Partial Ceiling on Propeller Performance." Journal of Aircraft 60, no. 3 (2023): 648-661.
Cai, Jielong, and Sidaard Gunasekaran. "Frequency Response of RC Propellers to Streamwise Gusts in Forward Flight." Wind 3, no. 2 (2023): 253-272.
Killian, Andrew, Sidaard Gunasekaran, Michael P. Mongin, and Albert Medina. "Periodic Vortical Gust Encounter and Mitigation Using Closed Loop Control." In AIAA SCITECH 2023 Forum, p. 2477. 2023.
Mongin, Michael P., Albert Medina, Andrew Killian, and Sidaard Gunasekaran. "High Amplitude Lift Tracking Using Closed-Loop Feedback and Control; A Flow Analysis." In AIAA SCITECH 2023 Forum, p. 2476. 2023.
Tierney, Ian M., Sidaard Gunasekaran, Kyle Butz, Timothy Anderson, and C. Taber Wanstall. "Measuring Agricultural Spray Droplet Distirbutions in Propeller Wake: A Cautionary Tale." In AIAA SCITECH 2023 Forum, p. 0090. 2023.
Jestus, Nevin, Sidaard Gunasekaran, Michael P. Mongin, and Aaron Altman. "Aerodynamic Characterization of Wing-Wing Interactions for Distributed Lift Applications." In AIAA SCITECH 2023 Forum, p. 0030. 2023.
Cai, Jielong, Sidaard Gunasekaran, and Michael V. Ol. "Vertically Offset Overlapping Propellers in Tandem Configuration." In AIAA SCITECH 2023 Forum, p. 2464. 2023.
Gogidze, George J., Sidaard Gunasekaran, and Jielong Cai. "Effect of Propeller Incidence Angle on Wing Embedded Propeller Configuration in Forward Flight." In AIAA SCITECH 2023 Forum, p. 2284. 2023.
Mongin, Michael P., Aaron Altman, and Sidaard Gunasekaran. "Extended High Lift Characteristics of Distributed Lift Configurations." In AIAA SCITECH 2023 Forum, p. 0031. 2023.
Cai, Jielong, and Sidaard Gunasekaran. "Sinusoidal Gust Response of RC Propellers in Tandem Configuration" In VFS Forum 79
Pabon, Julian A., Xinyu Gao, Jielong Cai, and Sidaard Gunasekaran. "Experimental Investigation of a Novel Morphing Wing Design." In AIAA 2023 Region III Student Conference, Dayton, OH
Duncan, Lucas, Jielong Cai, and Sidaard Gunasekaran. "Powered Wing's Response to Streamwise Gust Encounters." In AIAA 2023 Region III Student Conference, Dayton, OH
Jestus, Nevin, Sidaard Gunasekaran, Michael P. Mongin, and Aaron Altman. "Aerodynamic Interactions among Three Identical Wings in Close Proximity." In AIAA 2023 Region III Student Conference, Dayton, OH
Porterfield, Andrew, Andrew Killian, Sidaard Gunasekaran, and Michael Mongin. "Generation and Characterization of Discrete Vortical Gust". In AIAA 2023 Region III Student Conference, Dayton, OH
Porterfield, Andrew, Andrew Killian, and Sidaard Gunasekaran. "Generation and Characterization of Discrete Vortical Gust." In 2023 Regional Student Conferences, p. 71873. 2023.
Duncan, Lucas A., Jielong Cai, and Sidaard Gunasekaran. "Powered Wing Response to Periodic Gust Encounters." In 2023 Regional Student Conferences, p. 71287. 2023.
Jestus, Nevin, and Sidaard Gunasekaran. "Aerodynamic Interactions among Three Identical Wings in Close Proximity." In 2023 Regional Student Conferences, p. 71488. 2023.
Pabon, Julian A., Xinyu Gao, Jielong Cai, and Sidaard Gunasekaran. "Experimental Investigation of a Novel Morphing Wing Design." In 2023 Regional Student Conferences, p. 71488. 2023.
Gunasekaran, Sidaard, Madison Peyton, and Neal Novotny. 2022. "Aerodynamic Interactions of Wind Lenses at Close Proximities" Energies 15, no. 13: 4622.
Cai, Jielong, Sidaard Gunasekaran, and Michael Ol. "Effect of Partial Ground and Partial Ceiling on Propeller Performance." Journal of Aircraft (2022): 1-14.
Ivarson, Joseph T., Lars Maneck, Barath Narayanan Narayanan, and Sidaard Gunasekaran. "Deep Learning Algorithm for Atomization Characterization using Shadowgraph Images." In AIAA SCITECH 2022 Forum, p. 0188. 2022.
Donovan, Molly H., Markus P. Rumpfkeil, Sidaard Gunasekaran, and Christopher R. Marks. "Analysis of High-lift Low Pressure Turbine Endwall Vortices Using Modal Decomposition Methods." In AIAA SCITECH 2022 Forum, p. 0477. 2022.
Cai, Jielong, Sidaard Gunasekaran, and Michael V. Ol. "Sinusoidal Gust Response of RC Propellers at Different Incidence Angles." In AIAA SCITECH 2022 Forum, p. 1536. 2022.
Peyton, Madison N., and Sidaard Gunasekaran. "Investigation into Wake Interactions of Wind Lenses at Close Proximities." In AIAA SCITECH 2022 Forum, p. 1789. 2022.
Culpepper, Grace G., Jielong Cai, and Sidaard Gunasekaran. "Effect of Forward Propeller Tilt and Inlet Shape in Propeller-in-Wing Thrust Vectoring." In AIAA SCITECH 2022 Forum, p. 1539. 2022.
Hung, Lucas K., Jielong Cai, Neal Novotny, and Sidaard Gunasekaran. "Development of a Multi-Purpose Flap and Spoiler Mechanism for High Endurance Unmanned Aerial Vehicles." In AIAA SCITECH 2022 Forum, p. 1027. 2022.
Insana, Eric, and Sidaard Gunasekaran. "Low Reynolds Number Experimental Aerodynamic Verification of Scaled and LEWICE Simulated Ice Accretions in SLD Conditions." In AIAA SCITECH 2022 Forum, p. 2025. 2022.
Mongin, Michael P., Sidaard Gunasekaran, Albert Medina, Raul Ordonez, and Andrew Killian. "High Amplitude Lift Tracking Using Closed-Loop Feedback and Control." In AIAA SCITECH 2022 Forum, p. 0046. 2022.
Cai, Jielong., Sidaard Gunasekaran, “Propeller Ground and Ceiling Effect in Forward Flight”, Vertical Flight Society, Forum 78, Dallas, TX, USA, 2022. SKU # 78-2022-0072-Cai
Gunasekaran, Sidaard, and Aaron Altman. "Far Wake and Its Relation to Aerodynamic Efficiency." Energies 14, no. 12 (2021): 3641.
Loughnane, Faith, Michael Mongin, Sidaard Gunasekaran, “Effect of Airfoil-Preserved Undulation Placement on Wing Performance and Wingtip Vortex”, AIAA Journal, 2021.
Mongin, Michael P., and Sidaard Gunasekaran. "Lift Regulation Using Closed-Loop Feedback and Control." In AIAA Scitech 2021 Forum, p. 2000. 2021.
Culpepper, Grace G., Jielong Cai, and Sidaard Gunasekaran. "Propeller and Propeller-in-Wing Thrust Vectoring." In AIAA Scitech 2021 Forum, p. 0615. 2021.
Cai, Jielong, Sidaard Gunasekaran, and Michael V. Ol. "Propeller Partial Ground and Ceiling Effect Prediction." In AIAA Scitech 2021 Forum, p. 0614. 2021.
Sarnhart, Samuel A., Barath Narayanan, and Sidaard Gunasekaran. "Blown Wing Aerodynamic Coefficient Predictions Using Traditional Machine Learning and Data Science Approaches." In AIAA Scitech 2021 Forum, p. 0616. 2021.
Gunasekaran, Sidaard, and Rachel Sharp. "Airfoil Near Wake Turbulent Properties at Maximum Aerodynamic Efficiency Condition." In AIAA Scitech 2021 Forum, p. 1848. 2021.
Loughnane, Faith A., Michael P. Mongin, and Sidaard Gunasekaran. "Effect of Airfoil-Preserved Undulations on Free Shear Layer." In AIAA Scitech 2021 Forum, p. 0847. 2021.
B. N. Narayanan, Joseph Ivarson, Lars Maneck, Sidaard Gunasekaran , “Deep Learning Algorithm for Atomization Characterization using Shadowgraph Images”, 2021 IEEE National Aerospace and Electronics Conference (NAECON), Dayton, OH, USA, 2021.
Cai, Jielong, Sidaard Gunasekaran, Michael OL, and Anwar Ahmed. "Propeller Ground and Ceiling Effect Parametric Data." Journal of Aircraft (2020): 1-4.
Loughnane, Faith A., Rachael Supina, Michael P. Mongin, and Sidaard Gunasekaran. "Effect of Airfoil-Preserved Undulations on Wing Performance." In AIAA Scitech 2020 Forum, p. 1784. 2020.
Cook, Thomas, Sidaard Gunasekaran, Michael V. Ol, and Michael P. Mongin. "Frequency Response of a Shuttered Open Jet Wind Tunnel." In AIAA Scitech 2020 Forum, p. 1760. 2020.
Novotny, Neal, and Sidaard Gunasekaran. "Performance and Proximity Investigations on Small Scale Lensed Turbines." In AIAA Scitech 2020 Forum, p. 1242. 2020.
Barnhart, Samuel A., and Sidaard Gunasekaran. "Investigation of Doppler Lidar for Velocity Measurements in Wind Tunnels." In AIAA Scitech 2020 Forum, p. 1021. 2020.
Gazella, Matthew R., Jonathon Hill, Scott Chriss, Austin J. Abel, and Sidaard Gunasekaran. "Design and Analysis of an Additive Manufactured Supersonic Wind Tunnel." In AIAA Scitech 2020 Forum, p. 1354. 2020.
Deslich, Josh, Sidaard Gunasekaran, Peter Flick, and Douglas Szczublewski. "Effects of spanloading and slew angle on an Oblique Flying Wing." In AIAA Scitech 2020 Forum, p. 0532. 2020.
Cai, Jielong, Sidaard Gunasekaran, Anwar Ahmed, and Michael V. Ol. "Propeller Partial Ground Effect." In AIAA Scitech 2020 Forum, p. 1028. 2020.
Gunasekaran, Sidaard, and Grant Ross. "Effect of Piezo-Embedded Inverted Flag in Free Shear Layer Wake." Aerospace 6, no. 3 (2019): 33.
Gunasekaran, Sidaard, Grant V. Ross, and Daniel Curry. "Effect of Flexible Inverted PVDF in Free Shear Layer Wake." In AIAA Scitech 2019 Forum, p. 1338. 2019.
Goodman, Steven, Sidaard Gunasekaran, Aaron Altman, and Albert Medina. "On the Near Wake Turbulent Flow Properties of the SD7003 Airfoil." In AIAA Scitech 2019 Forum, p. 0073. 2019.
Gunasekaran, Sidaard. "Using Ideation, Disruption, Aha (IDA) Pedagogy in Introduction to Flight." ASEE Annual Conference and Exposition. 2019.
Palmer, Asa E., and Sidaard Gunasekaran. "Effect of Curved Boundary Layer Fences on Aerodynamic Efficiency." In AIAA Scitech 2019 Forum, p. 1614. 2019.
Cai, Jielong, Sidaard Gunasekaran, Anwar Ahmed, and Michael V. Ol. "Changes In Propeller Performance Due to Ground Proximity." In AIAA Scitech 2019 Forum, p. 1097. 2019.
Deslich, Joshua, and Sidaard Gunasekaran. "Effect of Slotted Winglet on the Wingtip Vortex." In AIAA Aviation 2019 Forum, p. 3431. 2019.
Gunasekaran, Sidaard, and Daniel Curry. "On the Wake Properties of Segmented Trailing Edge Extensions." Aerospace 5, no. 3 (2018): 89.
Gunasekaran, Sidaard, and Tim Gerham. "Effect of Chordwise Slots on Aerodynamic Efficiency and Wingtip Vortex." AIAA Journal 56, no. 12 (2018): 4752-4767.
Gunasekaran, Sidaard, and Tim Gerham. "Effect of Chordwise Slots on Aerodynamic Efficiency." 2018 AIAA Aerospace Sciences Meeting, p. AIAA 2018-0342.
Gunasekaran, Sidaard and Daniel Curry. "Effect of Segmented Trailing Edge Extensions on Aerodynamic Efficiency." 2018 AIAA Aerospace Sciences Meeting, AIAA 2018-0343.
Gunasekaran, Sidaard and Nathan Thomas. "Affecting Aerodynamic Efficiency by Influencing Wing Surface-Flow Direction." 2018 AIAA Aerospace Sciences Meeting, AIAA 2018-0344.
Gunasekaran, Sidaard. "Integrated Teaching Model: A Follow Up with Fundamental Aerodynamics." ASEE Annual Conference and Exposition. 2018.
Gunasekaran, Sidaard and Doug Melton. “Getting EML Off the Ground: Why Do Jets Fly So High?”. KEEN Magazine, p 08. 2017 (
Gunasekaran, Sidaard, and Aaron Altman. "Better Insight into the Wingtip Vortex-Free Shear Layer Interaction." 55th AIAA Aerospace Sciences Meeting, AIAA 2017-1705.
Gunasekaran, Sidaard. "Integrated Teaching Model in Graduate Aerospace Classes: A Trial With Compressible Flow Aerodynamics." ASEE Annual Conference and Exposition. 2017.
Gunasekaran, Sidaard, and Aaron Altman. "Insight into Wingtip Vortex-Wing Free Shear Layer Interaction."10th International Symposium on Turbulence and Shear Flow Phenomenon (TSFP10), 2017.
Gunasekaran, Sidaard, and Aaron Altman. "Is There a Relationship Between the Wingtip Vortex and the Shear Layer?." 54th AIAA Aerospace Sciences Meeting, AIAA 2016-1068.
Gunasekaran, Sidaard, Aaron Altman, and Kenneth O. Granlund. "Trends in Early Vortex Formation on a Wall-to-wall Plate in Pure Plunge." 53rd AIAA Aerospace Sciences Meeting, AIAA 2015-1753.
Gunasekaran, Sidaard, Aaron Altman, and Michael V. Ol. "Errors in Off-axis Loading of Off-the-shelf 6-Component Force Transducers: A Cautionary Tale." 53rd AIAA Aerospace Sciences Meeting, AIAA 2015-1562.
Gunasekaran, Sidaard, Gretchen Berkemeier†, and Margaret Pinnell. “Design of a New Lab on Three Point Bend Test on Fiberglass Composite”, ASEE North Central Section Conference. 2015.
Gunasekaran, Sidaard, and Aaron Altman. "Wing Performance Insight from the Self-Preserved Turbulent Wake." 52nd Aerospace Sciences Meeting, AIAA 2014-0247.
Altman, Aaron, and Sidaard Gunasekaran. "Identification of Aircraft by their Unique Turbulent Wake Signature: Progress with Experimental Validation." In 51st AIAA Aerospace Sciences Meeting including the New Horizons Forum and Aerospace Exposition, AIAA 2012-1120.
Lego, Zachary, Aaron Altman, and Sidaard Gunasekaran. "Experimental and Computational Analysis of High Angle of Attack Perching Maneuvers." 30th AIAA Applied Aerodynamics Conference, AIAA 2012-2666.