Research
My current research focuses on various aspects of fluid flows ocurring in geophysical settings i.e. the atmosphere and the ocean. I employ a combination of theoretical, numerical and experimental tools in my research.
Internal Gravity Waves
[5] M. Mathur, G.S. Carter and T. Peacock
"Topographic scattering of the low mode internal tide in the deep ocean",
J. Geophys. Res. - Oceans, 119, 2165-2182 (2014).
[4] M.J. Mercier, M. Mathur, L. Gostiaux, T. Gerkema, J. Magalhaes, J. da Silva and T. Dauxois
"Soliton generation by internal tidal beams impinging on a pycnocline: laboratory experiments",
J. Fluid Mech., 704, 37-60 (2012).
[3] M.J. Mercier, D. Martinand, M. Mathur, L. Gostiaux, T. Peacock and T. Dauxois
"New wave generation",
J. Fluid Mech., 657, 308-334 (2010).
[2] M. Mathur and T. Peacock
"Internal Wave Interferometry",
Phys. Rev. Lett., 104, 118501 (2010).
[1] M. Mathur and T. Peacock
"Internal wave beam propagation in nonuniform stratifications",
J. Fluid Mech., 639, 133-152 (2009).
Bistability in geophysical flows
Details coming soon!
Stability of Vortices
[2] D. Nagarathinam, M. Mathur and A. Sameen
"Centrifugal instability in nonaxisymmetric vortices",
J. Fluid Mech., submitted.
[1] M. Mathur, S. Ortiz, T. Dubos and J.M. Chomaz
"Effects of an axial flow on the centrifugal, elliptic and hyperbolic instabilities in Stuart vortices",
J. Fluid Mech., 758, 565-585 (2014)..
Lagrangian Coherent Structures
[2] W. Tang, M. Mathur, G. Haller, D.C. Hahn and F.H. Ruggiero
"Lagrangian Coherent Structures near a subtropical jet stream",
J. Atmos. Sci.., 67, issue 7, 2307-2319 (2010).
[1] M. Mathur, G. Haller, T. Peacock, J.E. Ruppert-Felsot and H.L. Swinney,
"Uncovering the Lagrangian Skeleton of Turbulence",
Phys. Rev. Lett., 98, 144502 (2007).