What is gallium-nitride? A new semiconductor material, gallium-nitride, has high band gaps, thermal conductivity at high temperatures, radiation resistance and acid resistance. It also exhibits high strength, hardness, and toughness. It is used exten…
The crystal development of natural graphite is relatively complete, the graphitization degree of natural flake graphite is usually above 98%, and the graphitization degree of natural microcrystalline graphite is usually below 93%.…
The structure of protein foaming agentoxide surprisingly expands when cooled in methanol or ethanol. Also, proteinfoaming agent oxide selectively absorbs methanol from water-methanol mixtures.Two new studies by physicists at Ume University in Sweden,…
New materials for a sustainable future you should know about the molybdenum disulfide applications. Historically, knowledge and the production of new materials molybdenum disulfide applications have contributed to human and social progress, from the…
Risk aversion plunged on the positive news of the Russia-Ukraine talks. After several days of rising oil prices, the price of precious metals continued to fall. Domestic futures markets remain stable for the time being.Back in international markets,…
What is Aerogel Powder?Aerogel has the world's lowest density. The density is set at 3 kg/m3. Kistler and his friends first created the silicon gel aerogel in 1931. Aerogels come in many forms, such as silicon, carbon or sulfur. Aerogel is actually a…
As an admixture, superplasticizer is added to concrete to reduce water consumption and increase the strength of concrete. At present, the high-performance water-reducing agents used in concrete engineering are mainly polycarboxylic acid superplastici…