<b>A possible end to 'forever' chemicals</b>

A possible end to 'forever' chemicals

Synthetic chemicals known as per- and polyfluoroalkyls, or PFAS, contain bonds between carbon and fluorine atoms considered the strongest in organic chemistry. Unfortunately, the widespread use of these nonbiodegradable products since the 1...
<b>In the first half of 2014, the main export force of pesticide preparations became more prominent</b>

In the first half of 2014, the main export force of pesticide preparations became more prominent

In the first half of 2014, the main export force of pesticide preparations became more prominent...
<b>Magic twist angles of graphene sheets identified</b>

Magic twist angles of graphene sheets identified

Graphene is 200 times stronger than steel and can be as much as 6 times lighter. These characteristics alone make it a popular material in manufacturing. Researchers at the University of Illinois at Urbana-Champaign recently uncovered more...
<b>Photons in a can</b>

Photons in a can

Crystal symmetry is one of the decisive physical attributes that determines the properties of a material. In particular, the behaviour of an electron is largely affected by the symmetry of the crystal which in turn governs the fundamental b...
<b>The winter of coal industry is far from over</b>

The winter of coal industry is far from over

The "winter" of coal industry is far from over...
<b>In the first half of the year, China exported 275000 tons of titanium dioxide</b>

In the first half of the year, China exported 275000 tons of titanium dioxide

In the first half of the year, China exported 275000 tons of titanium dioxide...
Production process of silicon nitride products

Production process of silicon nitride products

Silicon nitride products can be divided into reaction sintering products, hot pressing products, normal pressure sintering products, isostatic pressing sintering products and reaction refiring products. Among them, reaction sintering is a co...
Application Of High-Precision Bearings

Application Of High-Precision Bearings

Pay attention to application techniques, such as error cancellation method to improve installation accuracy, smaller interference method to reduce raceway deformation, and adjust clearance method to improve positioning accuracy and rotation ...
New crown virus prevents shoes from bringing virus home

New crown virus prevents shoes from bringing virus home

Will the shoes take the virus home? Feng Luzhao, a researcher at the China Centers for Disease Control and Prevention, said that the new coronavirus is currently transmitted mainly through close-range respiratory droplets or contact....