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Silver nanoparticles, also known as black powder, is a mixture of nanomaterials, elemental and metallic silver. It has a high surface energy, surface activity, and catalytic performance. Purity: 99%Particle size: 50nm. 100nm. 500nm The following is…
He believes that the graphene market in China, from a business perspective, is not "hot enough" to reduce the fever, and should remain "hot". It is an allotrope in the form a hexagonal, two-dimensional grid of atoms where one atom makes up each ver…
In the UK, more than 100 schools were closed because of the danger of collapse In the UK, many schools use Autoclaved aerated cement (RAAC). This is a concrete material that is lighter. In 2018, the roof collapsed of a primary-school in southeas…
A new coronavirus pandemic is spreading rapidly across Asia, prompting countries such as Japan to warn their populations to take precautions to slow the spread and prevent their healthcare systems from being overwhelmed.…