Geoffrey Evans
Professor
School of Engineering
Newcastle University
Australia
Biography
Professor Geoffrey Evans has been actively involved in fundamental and applied research into multiphase systems over the last 30 years. During that time he has worked on a wide range of projects which have concentrated on free surface phenomena and phase interaction between bubbles, particles and the liquid and gas phases. Specifically, his research has typically focused on bubble formation and growth, bubble nucleation, bubble breakup and coalescence, two phase flow, mixing and agitation, emulsions, and plunging and submerged jets. Hi research has also included surface forces, particle-particle and bubble-particle interactions, as applied to a number of particle technology applications. Professor Evans' research has involved a combination of experimental measurement, theoretical modelling and computational fluid mechanics, and has been applied to a number of practical applications. High speed particle image velocimetry, thermal imaging and computational fluid dynamics, direct numerical simulation and discrete element modelling are some of the techniques currently being applied. In all cases, the outcomes of the work, has been underpinned by firstly understanding the interaction between the phases present and the constraints applied due to the process configuration. Most of my current research deals with the water, mineral and pyro-metallurgical processing, and process industries.
Research Interest
Mechanical Engineering, Chemical Engineering, Resources Engineering and Extractive Metallurgy
Publications
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Atkinson BW, Jameson GJ, Nguyen AV, Evans GM, Machniewski PM. Bubble breakup and coalescence in a plunging liquid jet bubble column. The Canadian Journal of Chemical Engineering. 2003 Jun 1;81(3â€4):519-27.
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Mohr SH, Evans GM. Shale gas changes N. American gas production projections. Oil and Gas Journal. 2010 Jul 26;108(27):60.
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Mohr S, Evans G. Projections of future phosphorus production.