Evan A. Variano

Principal Publications in Past Five Years

Pujara, N., Koehl, M.and Variano, E.A., 2018, “Rotations and accumulation of ellipsoidal microswimmers in isotropic turbulence,” Journal of Fluid Mechanics, in press.

Pujara, N.,  and Variano, E. A., 2017, “Rotations of Small, Inertialess Triaxial Ellipsoids in Isotropic Turbulence,” Journal of Fluid Mechanics, 821, pp. 517–538.

Bordoloi, A.D ., and E. A. Variano (2017), Rotational kinematics of large cylindrical particles in turbulence, Journal of Fluid Mechanics, 815, 199–222. 

Poindexter, C. M., Baldocchi, D. D., Matthes, J. H., Knox, S. H., and Variano, E. A., 2016, “The Contribution of an Overlooked Transport Process to a Wetland’s Methane Emissions,” Geophysical Research Letters, 43(12), p. 2016GL068782.  http://dx.doi.org/10.1002/2016GL068782

Lambert, R. A. , and E. A. Variano (2016), Collision of oil droplets with marine aggregates: Effect of droplet size, Journal of Geophysical Research: Oceans, special issue on Deepwater Horizon Oil Spill, 121, 3250–3260. 

FosterMartinez, M. R., and Variano, E. A., 2016, “Airwater Gas Exchange by Waving Vegetation Stems,” Journal of Geophysical Research: Biogeosciences, 121(7), pp. 1916–1923.  http://dx.doi.org/10.1002/2016JG003366

Zhao, L. Challabotla, N. R. Andersson, H. I. and Variano, E. A. 2015 Rotation of Nonspherical Particles in Turbulent Channel Flow. Physical Review Letters, 115(24), 244501.

Drozd, G. T. Worton, D. R. Aeppli, C. Reddy, C. M. Zhang, H. Variano, E. and Goldstein, A. H. 2015 Modeling comprehensive chemical composition of weathered oil following a marine spill to predict ozone and potential secondary aerosol formation and constrain transport pathways. Journal of Geophysical Research: Oceans, 120(11), 7300–7315.

Andersson, H. I. Zhao, L. and Variano, E. A. 2015 On the Anisotropic Vorticity in Turbulent Channel Flows. Journal of Fluids Engineering, 137(8), 084503–084503.

Byron, M. Einarsson, J. Gustavsson, K. Voth, G. Mehlig, B. and Variano, E. 2015 Shape-dependence of particle rotation in isotropic turbulence. Physics of Fluids, 27(3), 035101.

Pepper, R. E. Jaffe, J. S. Variano, E. and Koehl, M. a. R. 2015 Zooplankton in flowing water near benthic communities encounter rapidly fluctuating velocity gradients and accelerations. Marine Biology, 162(10), 1939–1954.

Ortega-Jimenez, V. M. Sapir, N. Wolf, M. Variano, E. A. and Dudley, R. (2014), Into turbulent air: size-dependent effects of von Kármán vortex streets on hummingbird flight kinematics and energetics. Proceedings of the Royal Society of London B: Biological Sciences, 281(1783), 20140180.  doi: 10.1098/rspb.2014.0180

Segalini, A. Bellani, G. Sardina, G. Brandt, L. and Variano, E. A. (2014), Corrections for one- and two-point statistics measured with coarse-resolution particle image velocimetry. Experiments in Fluids, 55(6), 1–12.  doi: 10.1007/s00348-014-1739-z

Bellani, G and E.A. Variano (2014), Homogeneity and isotropy in a laboratory turbulent flow, Experiments in Fluids, 55(1), doi: 10.1007/s00348-013-1646-8.

Variano, E.A., and E.A. Cowen (2013), Turbulent transport of a high-Schmidt-number scalar near an air-water interface, Journal of Fluid Mechanics, 731, 259-287, doi:10.1017/jfm.2013.273

Poindexter, C.M. and E.A. Variano (2013), Gas Exchange in Wetlands with Emergent Vegetation: the Effects of Wind and Thermal Convection at the Air-Water Interface, Journal of Geophysical Research: Biogeosciences, 118, 1-10, doi:10.1002/jgrg.20099

Tse, I. C. and Variano, E. A. (2013) Lagrangian measurement of fluid and particle motion using a field-deployable Volumetric Particle Imager (VoPI). Limnology and Oceanography: Methods, 11, 225–238.

Bellani, G, M.A. Nole, and E.A. Variano (2013), Turbulence modulation by large ellipsoidal particles: concentration effects, Acta Mechanica, 224(10), 2291-2299, doi:10.1007/s00707-013-0925-z.

Meyer, C.M., M.L. Byron, and E.A. Variano (2013), Rotational Diffusion of Particles in Turb July 24ulence, Limnology and Oceanography: Fluids and Environments, 3, 89-102, doi: 10.1215/21573689-2326592.

Byron, M.L. and E.A. Variano (2013), Refractive-index-matched hydrogel materials for measuring flow-structure interactions, Experiments in Fluids, 54(2), 1–6, doi:10.1007/s00348-013-1456-z.