Materials articles
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The Pixel 8a Leaks again, this Time in Official Material
The new leaks confirm some interesting specs.
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Freeze casting—a guide to creating hierarchically structured materials
Freeze casting is an elegant, cost-effective manufacturing technique to produce highly porous materials with custom-designed hierarchical architectures, well-defined pore orientation, and multifunctional surface structures. Freeze-cast materials are suitable for many applications, from biomedicine to environmental engineering and energy technologies.
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Process raw materials in Africa, urges top environmentalist
Few economic and social benefits will come to Africans if processing is all done overseas, says Wanjira MathaiAfrica must take greater control in the industries it supplies with raw materials to lift its people from poverty and seize its own destiny in a low-carbon world, one of the continent’s leading environmentalists has urged.Wanjira Mathai, the managing director for Africa and global partnerships at the World Resources Institute thinktank, said much more of what the continent produced must...