Double 14ft separation plant with scrubber and vibrating grizzly feeder for clay gravels

On the river bed - extracting alluvial diamonds

Exploring and extracting alluvial diamonds is challenging. Michael Forrest talks to Martin Prinsloo, of Dreamstone Mining, London, UK, about their methods.
Approximately 250 features provide a perforating surface on this stainless steel cylinder

Sculpting surfaces - lasers for surface manipulation

Improved surface manipulation could have a range of benefits for industry. Paul Hilton and Jonathon Blackburn from TWI Ltd, Cambridge, UK, outline a laser beam induced approach that enables controlled modification.
Malvern College, Worcestershire, UK. Image courtesy of B&K Structures

Eurocodes in the supply chain

Dr Keerthi Ranasinghe, Senior Structural Engineer at TRADA Technology Ltd, in High Wycombe, UK, urges timber and wood products suppliers to consider CE marking or third-party certification to take advantage of Eurocode 5’s effect on designing with timber.
Reasonably well built stacks of banded sawn timber packs. Separating sticks could, however, be more equally spaced and vertically aligned

Safer timber stacking and storage

The UK Health and Safety Executive has issued a warning on the dangers that can arise from the unsafe stacking of timber. Cliff Seymour, Her Majesty’s Inspector of Health and Safety, reviews guidance on safe practice.
A conceptual approach to bottom up energy harvesting with individual chips harvesting energy from a variety of sources, sharing this energy across single and multiple circuit boards

Bottoms up - personal energy solutions

Professor Robert Dorey, Head of the Microsystems and Nanotechnology Centre at Cranfield University, UK, considers the future of personal energy solutions and the role that materials science will play.