Omicron BA.2 subtype variant may cause severe disease and impact on use of superplasticizer in concrete The latest research results from the University of Tokyo in Japan show that the new coronavirus Omicron BA.2 subtype variant not only spreads fast…
The term nano tungsten pulverized tungsten nanoparticles refers to fine particles of tungsten at the nano level. This is a vital functional material that is used in many high-tech industries. Purity: 99%Particle Size 80nm About Tungsten Nanopart…
Chemical formula of titanium dioxide TiO2, white color, white powder. This is the most popular white pigment today. Purity: 99.5%Particle sizes: 5nm-50nm On Titanium Oxide TiO2 pepper - Titanium Oxide TiO2 Titanium dioxide is a significant i…
Althoughthe era of full-screen has arrived, due to the existence of the front cameramakes the screen can not be displayed in full, cell phone manufacturers have tomake a variety of holes in the screen. With the advancement of technology, theunder-scr…