China successfully completed the first space 3D printing. What did it print on the spacecraft?

This is China's first space 3D printing experiment and the first international 3D printing experiment of continuous fiber-reinforced composite materials in space.…


A spacecraft has made its first "contact" with the sun

NASAs Parker Solar Probe reached the suns expanding atmosphere, known as the corona, and stayed there for five hours. This spacecraft is the first to enter the outer boundary of the sun. This marks the realization of the primary goal of the…


Spacecraft Bearings, Exploring the Reused Parts of the Universe

Aviation refers to the navigation activities of aircraft in the atmosphere of the earth. In the long years of conquering nature, humanity has long had the desire to soar in the sky and travel the universe. In an era of low productivity and s…


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Processing of Monolayer Molybdenum disulfide

Many techniques have been used to prepare monolayer films of MoS2. Below is a brief review of the most common. Mechanical exfoliation: This method, known as the ‘Scotch-tape method,’ was first used to isolate graphene layers. Applying sticky tape to ...…


High Purity Chromium Carbide Cr3C2 CAS 12012-35-0, 99%

The roble had hit a record low after the West imposed sweeping sanctions on Russia for its aggression in Ukraine. Russia's president recently ordered exports of Russian gas to "unfriendly" countries to be settled in robles. The speaker of Russia's up…

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