Welcome to Jake Hacker's Home Page
"The physical scientist does not see the ocean as a source of wealth
or a jumble of geographic curiosities. They see it as a hydrodynamic
phenomenon: larger than their laboratory, smaller than a star."
Henry Stommel 1970
Dipolar eddies in the Labrador Sea: Eurpean Space Agency ERS-1 Satellite image showing sea surface temperature
Scale: 512kmx512km
(Mutlow et al 1994, J. Geophys. Res. 99)
Eddies in the laboratory: Velocity and vorticity map showing quasi-horziontal eddies in a tank of density
stratified fluid (salt water) rotating about a vertical axis
Scale: 61cmx61cm
Research Interests
Laboratory and mathematical modelling of buoyancy-driven and stratified
rotating fluid flows with applications to atmospheric and oceanic dynamics
Mixing in gravity currents
Gravity currents in rotating channels
Vortices in stratifed fluids
Qausi-2D turbulence in stratified rotating fluids
Publications
c.v.
Mailing Address
Dr J. N. Hacker
University of Cambridge
D.A.M.T.P.
Silver Street
Cambridge
CB3 9EW
UK
+44 01223 337 744 (office)
+44 01223 337 840 (lab)
+44 01223 337 918 (fax)
email: j.hacker@damtp.cam.ac.uk
Links to related sites
Eindhoven Technical University Vortex Dynamics Group Lots more information about vortex dynamics in stratified fluids and other matters
Anqing Cui Numerical simulation of annulus (and other GFD) experiments