Publications

Journal Articles:

Top Tier Journals

Ravi, Sridhar, Tim Siesenop, Olivier Bertrand, Liang Li, Charlotte Doussot, William H. Warren, Stacey A. Combes, and Martin Egelhaaf. "Bumblebees perceive the spatial layout of their environment in relation to their body size and form to minimize inflight collisions." Proceedings of the National Academy of Sciences 117, no. 49 (2020): 31494-31499.

Ravi, S., Noda, R., Gagliardi, S., Kolomenskiy, D. & Combes, S. et al. 2020, ‘Modulation of Flight Muscle Recruitment and Wing Rotation Enables Hummingbirds to Mitigate Aerial Roll Perturbations’, Current Biology, vol. 30, no. 2, pp. 187– 195.e4, doi:10.1016/j.cub.2019.11.025

Mountcastle, A.M., Ravi, S. & Combes, S.A. 2015, ‘Nectar vs. Pollen loading affects the tradeoff between flight stability and maneuverability in bumblebees’, Proceedings of the National Academy of Sciences of the United States of America, vol. 112, no. 33, pp. 10527-10532

Liu, H., Ravi, S., Kolomenskiy, D. & Tanaka, H. 2016, ‘Biomechanics and biomimetics in insect-inspired flight systems’, Philosophical Transactions of the Royal Society B: Biological Sciences, vol. 371, no. 1704

Journal Articles


  1. Tian, R., Li, L., Wang, W., Chang, X. & Ravi, S. et al. 2020, ‘CFD based parameter tuning for motion control of robotic fish’, Bioinspiration & Biomimetics, vol. 15, no. 2, pp. 026008, doi:10.1088/1748-3190/ab6b6c

  2. Wang, W., Ji, A., Chen, G., Ravi, S. & Shen, H., et al. 2020, ‘Kinematics of gecko climbing: the lateral undulation pattern’, Zoology, vol. 140, pp. 125768, doi:10.1016/j.zool.2020.125768

  3. Thoma, A., Moni, A. & Ravi, S. 2021, ‘Significance of parallel computing on the performance of Digital Image Correlation algorithms in MATLAB’, Designs, Vol. 5(1)

  4. Ravi, S., Bertrand, O., Siesenop, T., Manz, L & Doussot, C. et al. 2019, ‘Gap perception in bumblebees’, The Journal of Experimental Biology, vol. 222, no. 2, pp. jeb184135, doi:10.1242/jeb.184135

  5. Li, L., Liu, A., Wang, W., Ravi, S. & Fu, R., et al. 2019, ‘Bottom-level motion control for robotic fish to swim in groups: modeling and experiments’, Bioinspiration & Biomimetics, vol. 14, no. 4, pp. 046001, doi:10.1088/1748-3190/ab1052

  6. Kolomenskiy, D., Ravi, S., Xu, R., Ueyama, K. & Jakobi, T. et al. 2019, ‘The dynamics of passive feathering rotation in hovering flight of bumblebees’, Journal of Fluids and Structures, vol. 91

  7. Kolomenskiy, D., Ravi, S., Xu,R., Ueyama, K., & Jakobi T., et al. 2019, ‘Wing Morphology and Inertial Properties of Bumblebees’, Journal of Aero Aqua Bio-mechanisms, vol. 8, no. 1, pp. 41–47, doi:10.5226/jabmech.8.41

  8. Jakobi, T., Kolomenskiy, D., Ikeda, T., Watkins, S. & Fisher, A. et al. 2018, ‘Bees with attitude: The effects of directed gusts on flight trajectories’, Biology Open, vol. 7, no. 10

  9. Ravi, S., Garcia, J. E., Wang, C. & Dyer, A. G., 2016, ‘The answer is blowing in the wind: free-flying honey- bees can integrate visual and mechano-sensory inputs for making complex foraging decisions’, The Journal of Experimental Biology, vol. 219, no. 21, pp. 3465–3472, doi:10.1242/jeb.142679

  10. Fisher, A., Ravi, S., Watkins, S., Watmuff, J. & Wang, C. et al. 2016, ‘The gust-mitigating potential of flapping wings’, Bioinspiration and Biomimetics, vol. 11, no. 4

  11. Ravi, S., Kolomenskiy, D., Engels, T., Schneider, K. & Wang, C. et al. 2016, ‘Bumblebees minimize control challenges by combining active and passive modes in unsteady winds’, Scientific Reports, vol. 6

  12. Switzer, C.M., Hogendoorn, K., Ravi, S. & Combes, S.A. 2016, ‘Shakers and head bangers: differences in sonication behavior between Australian Amegilla murrayensis (blue-banded bees) and North American Bombus impatiens (bumblebees)’, Arthropod-Plant Interactions, vol. 10, no. 1, pp. 1-8

  13. Shyy, W., Kang, C.-K., Chirarattananon, P., Ravi, S. & Liu, H. 2016, ‘Erratum: Aerodynamics, sensing and control of insect-scale flapping-wing flight (2016) (DOI: 10.1098/rspa.2015.0712)’, Proceedings of the Royal Society A: Mathematical, Physical and Engineering Sciences, vol. 472, no. 2187

  14. Crall, J.D., Ravi, S., Mountcastle, A.M. & Combes, S.A. 2015, ‘Bumblebee flight performance in cluttered environments: Effects of obstacle orientation, body size and acceleration’, Journal of Experimental Biology, vol. 218, no. 17, pp. 2728-2737

  15. Ravi, S., Crall, J.D., McNeilly, L., Gagliardi, S.F. & Biewener, A.A. et al. 2015, ‘Hummingbird flight stability and control in freestream turbulent winds’, Journal of Experimental Biology, vol. 218, no. 9, pp. 1444-1452

  16. Wildmann, N., Ravi, S. & Bange, J. 2014, ‘Towards higher accuracy and better frequency response with standard multi-hole probes in turbulence measurement with remotely piloted aircraft (RPA)’, Atmospheric Measurement Techniques, vol. 7, no. 4, pp. 1027-1041

  17. Adrian G. Dyer, Sridhar Ravi & Jair E. Garcia 2014, ‘Flying in Complex Environments: Can Insects Bind Multiple Sensory Perceptions and What Could Be the Lessons for Machine Vision?’, Journal of Software Engineering and Applications, vol. 7, no. 05, pp. 406–412, doi:10.4236/jsea.2014.75037

  18. Ravi, S., Crall, J.D., Fisher, A. & Combes, S.A. 2013, ‘Rolling with the flow: Bumblebees flying in unsteady wakes’, Journal of Experimental Biology, vol. 216, no. 22, pp. 4299-4309

  19. Ravi, S., Watkins, S., Watmuff, J. & Fisher, A. 2013, ‘Transient loads occurring over a thin airfoil subjected to large-scale freestream turbulence’, AIAA Journal, vol. 51, no. 6, pp. 1473-1485

  20. Ravi, S., Watkins, S., Watmuff, J., Massey, K. & Petersen, P. et al. 2012, ‘The flow over a thin airfoil subjected to elevated levels of freestream turbulence at low Reynolds numbers’, Experiments in Fluids, vol. 53, no. 3, pp. 637-653

  21. Ravi, S., Watkins, S., Watmuff, J., Massey, K. & Petersen, P. et al. 2012, ‘Influence of large-scale freestream turbulence on the performance of a thin airfoil’, AIAA Journal, vol. 50, no. 11, pp. 2448-2459

  22. Ravi, S., Petersen, P., Watkins, S., Marino, M. & Watmuff, J. 2011, ‘Aerodynamic performance and flow structure over a thin airfoil under smooth and turbulent conditions at low reynolds numbers’, Journal of Flow Visualization and Image Processing, vol. 18, no.3, pp. 253-274

  23. Watkins, S., Ravi, S. & Loxton, B. 2010, ‘The effect of turbulence on the aerodynamics of low Reynolds number wings’, Engineering Letters, vol. 18, no. 3