Mathew Hawken

ORCID: 0000-0001-9583-4590
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About
Contact & Profiles
Research Areas
  • Granular flow and fluidized beds
  • Particle Dynamics in Fluid Flows
  • Fluid Dynamics and Heat Transfer
  • Engineering Technology and Methodologies
  • Landslides and related hazards
  • Hydraulic and Pneumatic Systems
  • Lattice Boltzmann Simulation Studies
  • Dental materials and restorations
  • Hydrology and Sediment Transport Processes
  • Heat and Mass Transfer in Porous Media

University of Canterbury
2022-2023

King's College Hospital
1979

Additive manufacturing (3D printing) is enabling novel porous structures such as triply periodic minimal surfaces (TPMS) that may help improve the efficiency of various applications in chemical engineering. In this work, a range Schwarz–Diamond TPMS were examined experimentally terms printability and pressure drop. X-ray computed tomography scans used to show shape was accurately printed, however systematic reduction porosity observed compared with each designed structure. The drop through...

10.1016/j.ces.2023.119039 article EN cc-by-nc-nd Chemical Engineering Science 2023-06-24

Abstract Oblique collisions of two spherical particles coated with a thin layer viscous liquid are considered. Experimental measurements performed using particle tracking velocimetry and the results compared to force capillary models via numerical simulation discrete‐element method. Comprehensive experimental data for an impact angle between 0° 60° presented ensure future can be rigorously validated. Collisions characterized by normal Stokes' number (a dimensionless ratio inertial forces...

10.1002/aic.17989 article EN cc-by-nc AIChE Journal 2022-12-11

10.1016/0141-5425(79)90014-1 article EN Journal of Biomedical Engineering 1979-01-01

Oblique collisions of two spherical particles coated with a thin layer viscous liquid are considered. Experimental measurements performed using particle tracking velocimetry. Comprehensive experimental data for an impact angle between 0° - 60° presented. Collisions characterised by the Stokes’ number, coefficient restitution, and rotational velocity. The experiments compared to numerical simulations discrete element method (DEM). translational velocities predicted were in good agreement at...

10.22541/au.166005355.52298341/v1 preprint EN Authorea (Authorea) 2022-08-09
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