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Nano Silicon Dioxide Powder SiO2 Nanoparticles is white powder with excellent chemical stability. It has the qualities of tiny bit dimension, several micropores, large particular surface area, high hydroxyl material externally.About Nano Silicon Diox…
Under the premise of ensuring the quality of concrete, early strength agent can greatly shorten its final setting time, make it as early as possible, and then accelerate the turnover of template, save template dosage.…
Fatih Birol, executive director of the International Energy Agency (IEA), said Wednesday that the European Union could face a shortage of about 27 billion cubic meters of gas in 2023, or about 6.8 percent of the bloc's benchmark total gas demand.…
The wide-gap semiconductor material GaN is widely used due to its excellent electrical, optical and physical properties. 1.Semiconductor light Gallium Nitride is widely used in semiconductor lighting. The high transparency, reflectivity, luminescence…