The efficiency of the molybdenum carbide catalyst is two orders of magnitude higher than that of the traditional platinum-based catalyst. This research result improves the safety of hydrogen energy utilization.…
Tungsten powder is powdered metal tungsten, which is the raw material for preparing tungsten processing materials, tungsten alloys and tungsten products.…
What is colloidal silicon dioxide?Colloidal silica is a gaseous silica prepared by hydrolysis of silica compounds. It is a kind of fine silicon that can be uniformly dispersed. It is insoluble in water. Silicon is a natural element in the periodic ta…
The limit of the resolution of an optical microscope is about half of the visible wavelength, called the Abbe limit, which prevents us from understanding the microscopic world more deeply.…
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