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Skip to Search Results- 236Mechanical Engineering, Department of
- 236Mechanical Engineering, Department of/Journal Articles (Mechanical Engineering)
- 157Earth and Atmospheric Sciences, Department of
- 157Earth and Atmospheric Sciences, Department of/Journal Articles (Earth and Atmospheric Sciences)
- 122Physics, Department of
- 120Physics, Department of/Journal Articles (Physics)
- 73Rankin, Robert
- 65Myers, Paul G.
- 52Kumar, Amit
- 46Hogan, James D.
- 32Sivakoff, Gregory Robert
- 30Carey, Jason P.
- 23X-Rays: Binaries
- 14Field Line Resonances
- 14Magnetosphere
- 13Labrador Sea
- 12Life Cycle Assessment
- 11Acceleration
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1984
Rankin, Robert, Gardner, L. R. T., Barr, H. C., Boyd, T. J. M.
The effects of a magnetic field on the Raman and two‐plasmon decay instabilities are studied in the region of the quarter‐critical density of laser produced plasmas where both are coincident. Two‐plasmon decay of the incident extraordinary wave into two upper‐hybrid waves may now occur in the...
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1985-01-01
Boyd, T. J. M., Rankin, Robert. , Gardner, G. A.
Stimulated Raman scattering from a magnetized plasma has been examined using the set of Vlasov–Maxwell equations. The incident laser light, propagating in the form of an extraordinary mode, decays into a scattered extraordinary mode together with electron‐Bernstein waves. For sufficiently strong...
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1985-01-01
Boyd, T. J. M., Rankin, Robert
A theory of stimulated Raman sidescattering in magnetized plasmas is presented based on a solution of the Vlasov–Maxwell equations. The incident laser light, in the form of extraordinary mode radiation, decays into light waves which propagate along the uniform magnetic field as right or left...
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1985-01-01
Barr, H. C., Rankin, Robert. , Boyd, T. J. M., Gardner, G. A.
The linear mode conversion of a plasma wave to a light wave in a magnetized plasma has been examined theoretically and by computer simulation. This conversion is the inverse of resonance absorption exhibiting an identical dependence on magnetic field and density scale length with an optimum...
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Diffraction, self‐focusing, and the geometrical optics limit in laser produced plasmas
1987
Capjack, C. E., Birnboim, A., Rankin, Robert, Marchand, Richard
The effect of diffraction on the self‐modulation of an intense laser beam in an initially uniform hydrogen plasma is investigated. A formalism is used in which the diffraction term in the paraxial wave equation can be arbitrarily reduced by the use of a weight factor ι. In the limit where ι...
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1988-01-01
Paleontology is a multi-faceted subject that involves taxonomy and community analysis as two of its cornerstones. Both qualitative and quantitative approaches have been incorporated into the various methods employed in such analyses. Each paleontologist obvious has his or her own preference that...
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1988-01-01
Rankin, Robert, Marchand, Richard, Capjack, C. E.
Two‐dimensional hydrodynamic simulations of laser light self‐focusing in a hydrogen plasma are presented. The simulation code includes a model for laser beam propagation which accounts for inverse bremsstrahlung absorption, refraction, diffraction, and ponderomotive forces. A Gaussian hot spot,...
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1992
Myers, Paul G., Weaver, Andrew J.
A series of numerical experiments are conducted using the Bryan-Cox ocean general circulation model to investigate the potential existence of low-frequency variability of the thermohaline circulation under seasonal forcing. Experiments are performed with different combinations of a seasonal cycle...
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Very large boulders on the coast of Grand Cayman - the effects of giant waves on rocky coastlines
Download1992-01-01
Two stretches of rocky coastline on Grand Cayman are characterized by boulders that are up to 5.5 m long, 3.4 m wide, and 2.3 m high (estimated to weigh as much as 40 tonnes). Clusters of boulders, which are irregularly distributed through the area, occur up to 100 m inland from the present-day...
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1993
Frycz, P., Samson, J. C., Rankin, Robert
Using a compressible, three-dimensional resistive monohydrodynamic (MHD) computer simulation code, we examine the evolution of standing wave field line resonances (FLRs) in the nightside of the Earth's magnetosphere. The MHD code that is used allows for a full nonlinear description and enables us...