@article{suresh babu_narsipur_bryant_gopalarathnam_2022, title={Leading-edge-vortex tailoring on unsteady airfoils using an inverse aerodynamic approach}, DOI={10.1063/5.0090328}, journal={PHYSICS OF FLUIDS}, author={Suresh Babu, Arun Vishnu and Narsipur, Shreyas and Bryant, Matthew and Gopalarathnam, Ashok}, year={2022}, month={May} } @article{loewenthal_gopalarathnam_2022, title={Low-Order Modeling of Wingtip Vortices in a Vortex Lattice Method}, DOI={10.2514/1.J060654}, journal={AIAA JOURNAL}, author={Loewenthal, Ethan and Gopalarathnam, Ashok}, year={2022}, month={Mar} } @article{aleman_gopalarathnam_granlund_2022, title={Novel Surface Flow-Reversal Sensor Applied to Detection of Airfoil Stall}, DOI={10.2514/1.C036732}, journal={JOURNAL OF AIRCRAFT}, author={Aleman, Maria A. and Gopalarathnam, Ashok and Granlund, Kenneth}, year={2022}, month={May} } @article{hirato_shen_gopalarathnam_edwards_2021, title={Flow criticality governs leading-edge-vortex initiation on finite wings in unsteady flow}, volume={910}, ISBN={1469-7645}, DOI={10.1017/jfm.2020.896}, journal={JOURNAL OF FLUID MECHANICS}, author={Hirato, Yoshikazu and Shen, Minao and Gopalarathnam, Ashok and Edwards, Jack R.}, year={2021} } @article{saini_narsipur_gopalarathnam_2021, title={Leading-edge flow sensing for detection of vortex shedding from airfoils in unsteady flows}, DOI={10.1063/5.0060600}, journal={PHYSICS OF FLUIDS}, author={Saini, Aditya and Narsipur, Shreyas and Gopalarathnam, Ashok}, year={2021}, month={Aug} } @article{hosangadi_gopalarathnam_2021, title={Low-Order Method for Prediction of Separation and Stall on Unswept Wings}, DOI={10.2514/1.C036027}, journal={JOURNAL OF AIRCRAFT}, author={Hosangadi, Pranav and Gopalarathnam, Ashok}, year={2021}, month={May} } @article{sureshbabu_medina_rockwood_bryant_gopalarathnam_2021, title={Theoretical and experimental investigation of an unsteady airfoil in the presence of external flow disturbances}, DOI={10.1017/jfm.2021.484}, journal={JOURNAL OF FLUID MECHANICS}, author={SureshBabu, ArunVishnu and Medina, Albert and Rockwood, Matthew and Bryant, Matthew and Gopalarathnam, Ashok}, year={2021}, month={Jul} } @article{kirschmeier_pash_gianikos_medina_gopalarathnam_bryant_2020, title={Aeroelastic inverse: Estimation of aerodynamic loads during large amplitude limit cycle oscillations}, volume={98}, ISBN={0889-9746}, DOI={10.1016/j.jfluidstructs.2020.103131}, journal={JOURNAL OF FLUIDS AND STRUCTURES}, author={Kirschmeier, Benjamin and Pash, Graham and Gianikos, Zachary and Medina, Albert and Gopalarathnam, Ashok and Bryant, Matthew}, year={2020}, month={Oct} } @article{kirschmeier_gianikos_gopalarathnam_bryant_2020, title={Amplitude Annihilation in Wake-Influenced Aeroelastic Limit-Cycle Oscillations}, volume={58}, ISBN={1533-385X}, DOI={10.2514/1.J058942}, number={9}, journal={AIAA JOURNAL}, author={Kirschmeier, Benjamin A. and Gianikos, Zachary and Gopalarathnam, Ashok and Bryant, Matthew}, year={2020}, month={Sep}, pages={4117–4127} } @article{powers_silverberg_gopalarathnam_2020, title={Artificial Lumbered Flight for Autonomous Soaring}, volume={43}, ISBN={1533-3884}, DOI={10.2514/1.G004397}, number={3}, journal={JOURNAL OF GUIDANCE CONTROL AND DYNAMICS}, author={Powers, Thomas C. and Silverberg, Larry M. and Gopalarathnam, Ashok}, year={2020}, month={Mar}, pages={553–566} } @article{gianikos_kirschmeier_gopalarathnam_bryant_2020, title={Limit cycle characterization of an aeroelastic wing in a bluff body wake}, volume={95}, ISBN={0889-9746}, DOI={10.1016/j.jfluidstructs.2020.102986}, number={0}, journal={JOURNAL OF FLUIDS AND STRUCTURES}, author={Gianikos, Zachary N. and Kirschmeier, Benjamin A. and Gopalarathnam, Ashok and Bryant, Matthew}, year={2020}, month={May} } @article{narsipur_hosangadi_gopalarathnam_edwards_2020, title={Variation of leading-edge suction during stall for unsteady aerofoil motions}, volume={900}, ISBN={1469-7645}, DOI={10.1017/jfm.2020.467}, journal={JOURNAL OF FLUID MECHANICS}, author={Narsipur, Shreyas and Hosangadi, Pranav and Gopalarathnam, Ashok and Edwards, Jack R.}, year={2020} } @article{waghela_yoder_gopalarathnam_mazzoleni_2019, title={Aerodynamic Sails for Passive Guidance of High-Altitude Balloons: Static-Stability and Equilibrium Performance}, volume={56}, ISBN={1533-3868}, DOI={10.2514/1.C035353}, number={5}, journal={JOURNAL OF AIRCRAFT}, author={Waghela, R. and Yoder, C. D. and Gopalarathnam, A. and Mazzoleni, A. P.}, year={2019}, pages={1849–1857} } @article{narsipur_gopalarathnam_edwards_2019, title={Low-Order Model for Prediction of Trailing-Edge Separation in Unsteady Flow}, volume={57}, DOI={10.2514/1.J057132}, number={1}, journal={AIAA JOURNAL}, author={Narsipur, Shreyas and Gopalarathnam, Ashok and Edwards, Jack R.}, year={2019}, pages={191–207} } @article{sureshbabu_ramesh_gopalarathnam_2019, title={Model Reduction in Discrete-Vortex Methods for Unsteady Airfoil Flows}, volume={57}, ISBN={1533-385X}, DOI={10.2514/1.J057458}, number={4}, journal={AIAA JOURNAL}, author={SureshBabu, ArunVishnu and Ramesh, Kiran and Gopalarathnam, Ashok}, year={2019}, month={Apr}, pages={1409–1422} } @article{hirato_shen_gopalarathnam_edwards_2019, title={Vortex-Sheet Representation of Leading-Edge Vortex Shedding from Finite Wings}, volume={56}, ISBN={1533-3868}, DOI={10.2514/1.C035124}, number={4}, journal={JOURNAL OF AIRCRAFT}, author={Hirato, Yoshikazu and Shen, Minao and Gopalarathnam, Ashok and Edwards, Jack R.}, year={2019}, pages={1626–1640} } @article{saini_gopalarathnam_2018, title={Leading-Edge Flow Sensing for Aerodynamic Parameter Estimation}, volume={56}, DOI={10.2514/1.J057327}, number={12}, journal={AIAA JOURNAL}, author={Saini, Aditya and Gopalarathnam, Ashok}, year={2018}, pages={4706–4718} } @article{ramesh_granlund_ol_gopalarathnam_edwards_2018, title={Leading-edge flow criticality as a governing factor in leading-edge vortex initiation in unsteady airfoil flows}, volume={32}, DOI={10.1007/s00162-017-0442-0}, number={2}, journal={Theoretical and Computational Fluid Dynamics}, author={Ramesh, K. and Granlund, K. and Ol, M. V. and Gopalarathnam, A. and Edwards, J. R.}, year={2018}, pages={109–136} } @article{frink_murthy_atkins_viken_petrilli_gopalarathnam_paul_2017, title={Computational aerodynamic modeling tools for aircraft loss of control}, volume={40}, DOI={10.2514/1.g001736}, number={4}, journal={Journal of Guidance Control and Dynamics}, author={Frink, N. T. and Murthy, P. C. and Atkins, H. L. and Viken, S. A. and Petrilli, J. L. and Gopalarathnam, A. and Paul, R. C.}, year={2017}, pages={789–803} } @article{kim_saini_kim_gopalarathnam_zhu_palmieri_wohl_jiang_2017, title={Piezoelectric floating element shear stress sensor for the wind tunnel flow measurement}, volume={64}, DOI={10.1109/tie.2016.2630670}, number={9}, journal={IEEE Transactions on Industrial Electronics}, author={Kim, T. and Saini, A. and Kim, J. and Gopalarathnam, A. and Zhu, Y. and Palmieri, F. L. and Wohl, C. J. and Jiang, X. N.}, year={2017}, pages={7304–7312} } @inproceedings{kim_saini_kim_gopalarathnam_zhu_palmieri_wohl_jiang_2016, title={A piezoelectric shear stress sensor}, volume={9803}, DOI={10.1117/12.2219185}, booktitle={Sensors and smart structures technologies for civil, mechanical, and aerospace systems 2016}, author={Kim, T. and Saini, A. and Kim, J. and Gopalarathnam, A. and Zhu, Y. and Palmieri, F. L. and Wohl, C. J. and Jiang, X. N.}, year={2016} } @article{heinzen_hall_gopalarathnam_2015, title={Development and Testing of a Passive Variable-Pitch Propeller}, volume={52}, ISSN={0021-8669 1533-3868}, url={http://dx.doi.org/10.2514/1.C032595}, DOI={10.2514/1.c032595}, number={3}, journal={Journal of Aircraft}, publisher={American Institute of Aeronautics and Astronautics (AIAA)}, author={Heinzen, Stearns B. and Hall, Charles E., Jr. and Gopalarathnam, Ashok}, year={2015}, month={May}, pages={748–763} } @article{ramesh_murua_gopalarathnam_2015, title={Limit-cycle oscillations in unsteady flows dominated by intermittent leading-edge vortex shedding}, volume={55}, ISSN={0889-9746}, url={http://dx.doi.org/10.1016/j.jfluidstructs.2015.02.005}, DOI={10.1016/j.jfluidstructs.2015.02.005}, journal={Journal of Fluids and Structures}, publisher={Elsevier BV}, author={Ramesh, Kiran and Murua, Joseba and Gopalarathnam, Ashok}, year={2015}, month={May}, pages={84–105} } @article{ramesh_gopalarathnam_granlund_ol_edwards_2014, title={Discrete-vortex method with novel shedding criterion for unsteady aerofoil flows with intermittent leading-edge vortex shedding}, volume={751}, ISSN={0022-1120 1469-7645}, url={http://dx.doi.org/10.1017/jfm.2014.297}, DOI={10.1017/jfm.2014.297}, abstractNote={Abstract}, journal={Journal of Fluid Mechanics}, publisher={Cambridge University Press (CUP)}, author={Ramesh, Kiran and Gopalarathnam, Ashok and Granlund, Kenneth and Ol, Michael V. and Edwards, Jack R.}, year={2014}, month={Jun}, pages={500–538} } @article{cusher_gopalarathnam_2014, title={Drag reduction on aircraft configurations with adaptive lifting surfaces}, volume={34}, ISSN={1270-9638}, url={http://dx.doi.org/10.1016/j.ast.2014.01.012}, DOI={10.1016/j.ast.2014.01.012}, journal={Aerospace Science and Technology}, publisher={Elsevier BV}, author={Cusher, Aaron A. and Gopalarathnam, Ashok}, year={2014}, month={Apr}, pages={35–44} } @article{paul_gopalarathnam_2014, title={Iteration schemes for rapid post-stall aerodynamic prediction of wings using a decambering approach}, volume={76}, ISSN={0271-2091}, url={http://dx.doi.org/10.1002/fld.3931}, DOI={10.1002/fld.3931}, number={4}, journal={International Journal for Numerical Methods in Fluids}, publisher={Wiley}, author={Paul, R. C. and Gopalarathnam, A.}, year={2014}, month={Jul}, pages={199–222} } @article{ramesh_gopalarathnam_edwards_ol_granlund_2013, title={An unsteady airfoil theory applied to pitching motions validated against experiment and computation}, volume={27}, ISSN={0935-4964 1432-2250}, url={http://dx.doi.org/10.1007/s00162-012-0292-8}, DOI={10.1007/s00162-012-0292-8}, number={6}, journal={Theoretical and Computational Fluid Dynamics}, publisher={Springer Science and Business Media LLC}, author={Ramesh, Kiran and Gopalarathnam, Ashok and Edwards, Jack R. and Ol, Michael V. and Granlund, Kenneth}, year={2013}, month={Jan}, pages={843–864} } @article{cusher_gopalarathnam_2012, title={Drag Reduction Methodology for Adaptive Tailless Aircraft}, volume={49}, ISSN={0021-8669 1533-3868}, url={http://dx.doi.org/10.2514/1.C031454}, DOI={10.2514/1.c031454}, number={1}, journal={Journal of Aircraft}, publisher={American Institute of Aeronautics and Astronautics (AIAA)}, author={Cusher, Aaron A. and Gopalarathnam, Ashok}, year={2012}, month={Jan}, pages={161–172} } @article{sriram_gopalarathnam_misenheimer_2012, title={High-Downforce Airfoil Design for Motorsports}, volume={5}, ISSN={1946-3987}, url={http://dx.doi.org/10.4271/2012-01-1168}, DOI={10.4271/2012-01-1168}, number={2}, journal={SAE International Journal of Materials and Manufacturing}, publisher={SAE International}, author={Sriram, P.S. and Gopalarathnam, Ashok and Misenheimer, Andrew}, year={2012}, month={Apr}, pages={478–489} } @article{johnston_gopalarathnam_2012, title={Investigation of a bio-inspired lift-enhancing effector on a 2D airfoil}, volume={7}, ISSN={1748-3182 1748-3190}, url={http://dx.doi.org/10.1088/1748-3182/7/3/036003}, DOI={10.1088/1748-3182/7/3/036003}, number={3}, journal={Bioinspiration & Biomimetics}, publisher={IOP Publishing}, author={Johnston, Joe and Gopalarathnam, Ashok}, year={2012}, month={Apr}, pages={036003} } @inproceedings{mcgowan_granlund_ol_gopalarathnam_edwards_2011, title={Investigations of Lift-Based Pitch-Plunge Equivalence for Airfoils at Low Reynolds Numbers}, volume={49}, DOI={10.2514/1.j050924}, number={7}, booktitle={AIAA Journal}, author={McGowan, G. Z. and Granlund, K. and Ol, M. V. and Gopalarathnam, A. and Edwards, J. R.}, year={2011}, pages={1511–1524} } @article{cox_gopalarathnam_hall_2010, title={Flight Test of Stable Automated Cruise Flap for an Adaptive Wing Aircraft}, volume={47}, ISSN={0021-8669 1533-3868}, url={http://dx.doi.org/10.2514/1.46789}, DOI={10.2514/1.46789}, number={4}, journal={Journal of Aircraft}, publisher={American Institute of Aeronautics and Astronautics (AIAA)}, author={Cox, Craig and Gopalarathnam, Ashok and Hall, Charles E., Jr.}, year={2010}, month={Jul}, pages={1178–1188} } @article{ol_reeder_fredberg_mcgowan_gopalarathnam_edwards_2009, title={Computation vs. Experiment for High-Frequency Low-Reynolds Number Airfoil Plunge}, volume={1}, ISSN={1756-8293 1756-8307}, url={http://dx.doi.org/10.1260/175682909789498279}, DOI={10.1260/175682909789498279}, number={2}, journal={International Journal of Micro Air Vehicles}, publisher={SAGE Publications}, author={Ol, Michael V. and Reeder, Mark and Fredberg, Daniel and McGowan, Gregory Z. and Gopalarathnam, Ashok and Edwards, Jack R.}, year={2009}, month={Jun}, pages={99–119} } @article{cox_gopalarathnam_hall_2009, title={Development of Stable Automated Cruise Flap for an Aircraft with Adaptive Wing}, volume={46}, ISSN={0021-8669 1533-3868}, url={http://dx.doi.org/10.2514/1.38684}, DOI={10.2514/1.38684}, number={1}, journal={Journal of Aircraft}, publisher={American Institute of Aeronautics and Astronautics (AIAA)}, author={Cox, Craig and Gopalarathnam, Ashok and Hall, Charles E., Jr.}, year={2009}, month={Jan}, pages={301–311} } @article{gopalarathnam_norris_2009, title={Ideal Lift Distributions and Flap Angles for Adaptive Wings}, volume={46}, ISSN={0021-8669 1533-3868}, url={http://dx.doi.org/10.2514/1.38713}, DOI={10.2514/1.38713}, number={2}, journal={Journal of Aircraft}, publisher={American Institute of Aeronautics and Astronautics (AIAA)}, author={Gopalarathnam, Ashok and Norris, Rachel King}, year={2009}, month={Mar}, pages={562–571} } @article{mukherjee_gopalarathnam_2006, title={Poststall Prediction of Multiple-Lifting-Surface Configurations Using a Decambering Approach}, volume={43}, ISSN={0021-8669 1533-3868}, url={http://dx.doi.org/10.2514/1.15149}, DOI={10.2514/1.15149}, number={3}, journal={Journal of Aircraft}, publisher={American Institute of Aeronautics and Astronautics (AIAA)}, author={Mukherjee, Rinku and Gopalarathnam, Ashok}, year={2006}, month={May}, pages={660–668} } @article{king_gopalarathnam_2005, title={Ideal aerodynamics of ground effect and formation flight}, volume={42}, DOI={10.2514/1.10942}, number={5}, journal={Journal of Aircraft}, author={King, R. M. and Gopalarathnam, A.}, year={2005}, pages={1188–1199} } @article{jepson_gopalarathnam_2005, title={Incorporation of aircraft performance considerations in inverse airfoil design}, volume={42}, DOI={10.2514/1.5373}, number={1}, journal={Journal of Aircraft}, author={Jepson, J. K. and Gopalarathnam, A.}, year={2005}, pages={199–207} } @article{jepson_gopalarathnam_2005, title={Inverse design of adaptive airfoils with aircraft performance considerations}, volume={42}, number={6}, journal={Journal of Aircraft}, author={Jepson, J. K. and Gopalarathnam, A.}, year={2005}, pages={1622–1630} } @article{gopalarathnam_broughton_mcgranahan_selig_2003, title={Design of low Reynolds number airfoils with trips}, volume={40}, DOI={10.2514/2.3157}, number={4}, journal={Journal of Aircraft}, author={Gopalarathnam, A. and Broughton, B. A. and Mcgranahan, B. D. and Selig, M. S.}, year={2003}, pages={768–775} } @article{frazier_gopalarathnam_2003, title={Optimum downwash behind wings in formation flight}, volume={40}, DOI={10.2514/2.3162}, number={4}, journal={Journal of Aircraft}, author={Frazier, J. W. and Gopalarathnam, A.}, year={2003}, pages={799–803} } @article{mcavoy_gopalarathnam_2002, title={Automated cruise flap for airfoil drag reduction over a large lift range}, volume={39}, DOI={10.2514/2.3051}, number={6}, journal={Journal of Aircraft}, author={McAvoy, C. W. and Gopalarathnam, A.}, year={2002}, pages={981–988} } @article{gopalarathnam_mcavoy_2002, title={Effect of airfoil characteristics on aircraft performance}, volume={39}, DOI={10.2514/2.2968}, number={3}, journal={Journal of Aircraft}, author={Gopalarathnam, A. and McAvoy, C. W.}, year={2002}, pages={427–433} } @article{gopalarathnam_selig_2002, title={Hybrid inverse airfoil design method for complex three- dimensional lifting surfaces}, volume={39}, DOI={10.2514/2.2966}, number={3}, journal={Journal of Aircraft}, author={Gopalarathnam, A. and Selig, M. S.}, year={2002}, pages={409–417} } @inproceedings{mckay_gopalarathnam†_2002, title={The Effects of Wing Aerodynamics on Race Vehicle Performance}, url={http://dx.doi.org/10.4271/2002-01-3294}, DOI={10.4271/2002-01-3294}, booktitle={SAE Technical Paper Series}, publisher={SAE International}, author={Mckay, Noah J. and Gopalarathnam†, Ashok}, year={2002}, month={Dec} } @article{gopalarathnam_selig_2001, title={Low-speed natural-laminar-flow airfoils: Case study in inverse airfoil design}, volume={38}, DOI={10.2514/2.2734}, number={1}, journal={Journal of Aircraft}, author={Gopalarathnam, A. and Selig, M. S.}, year={2001}, pages={57–63} } @article{gopalarathnam_selig_1998, title={Multipoint Inverse Method for Multielement Airfoil Design}, volume={35}, ISSN={0021-8669 1533-3868}, url={http://dx.doi.org/10.2514/2.2337}, DOI={10.2514/2.2337}, number={3}, journal={Journal of Aircraft}, publisher={American Institute of Aeronautics and Astronautics (AIAA)}, author={Gopalarathnam, Ashok and Selig, Michael S.}, year={1998}, month={May}, pages={398–404} }