CEO of Pfizer partner BioNTech says coming winter will be hard but by April, 300 million immunization units should be ready, which will have an impact on the global pandemic.If coronavirus vaccination…
CEO of Pfizer partner BioNTech says coming winter will be hard but by April, 300 million immunization units should be ready, which will have an impact on the global pandemic.If coronavirus vaccination…
CEO of Pfizer partner BioNTech says coming winter will be hard but by April, 300 million immunization units should be ready, which will have an impact on the global pandemic.If coronavirus vaccination…
Preparation of nano-layered ternary compound Ti3AlC2, Structure and Properties…
The microstructure of the interface between Ti 3 AlC 2 and Ti 2 AlC and the formed Al 2 O 3 makes the materials have the ability to self-healing at high temperatures. At high temperatures, cracks or nicks on the surface of the material are f…
Titanium-aluminum carbide is a new type of ceramic material with a ternary layered structure. It has unique properties and has attracted wide attention from materials scientists and physicists.…
According to data released by the health departments of 16 federal states in Germany, as of 22:00 on the 23rd, 28,729 people were diagnosed with E.coli in Germany, and 112 died. Compared with the data at 00:00 on the 23rd, 6057, new cases we…
At 4:30 on November 24th, the Chang'e-5 probe was successfully launched. As the final battle in the three-step process of my country's lunar exploration project, the Chang'e-5 lunar exploration mis…
CEO of Pfizer partner BioNTech says coming winter will be hard but by April, 300 million immunization units should be ready, which will have an impact on the global pandemic.If coronavirus vaccination…
Item No.: Tr-B Boron powder is black or silver-gray solid. Crystal boron is black, second only to diamond in hardness, and has a relatively brittle texture.Purity>95%Particle size: 0.8-5um…
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