Diamonds are forever, Gold is precious but which is rarer? Gold is a heavy metal formed during the collision of neutron stars and is one of the rarest elements on Earth.During the formation of the earth, heavy elements gradually accumulated towards t…
If the compatibility of polycarboxylate superplasticizer and cement is not good, the concrete mixture is prone to some problems, such as segregation, bleeding, greater slump loss, shorter setting time and so on, so that the concrete mixture can not b…
The recent visit by US House Speaker Nancy Pelosi has boosted US-Taiwan relations at a time of increasing tension between Washington and Beijing. She vowed that the United States would protect Taiwan's democratic autonomy. "The United States is still…
The wide application of mineral admixtures mainly derived from industrial solid wastes diversifies the composition of cementitious materials, which is one of the main characteristics of modern concrete.…
Sweden is in talks with Turkey on joining NATO and looks forward to strengthening cooperation with Turkey in security and counter-terrorism, Swedish Prime Minister Anders Andersson said recently. Andersson held a joint press conference with visiting…
Adding polycarboxylate superplasticizer can make the compressive strength of precast concrete reach 40MPa grade at 8h to 18h.…
The Nordic electricity market (Nord Pool) is reported as saying that electricity prices in Denmark are now three times higher than they were this time last year. Martin Hansen, deputy hea…
Although hydrogen fuel is a promising alternative to fossil fuels, the catalyst it relies on for power generation is mainly composed of rare and expensive metal platinum, which limits the wide commercialization of hydrogen fuel.…
First of all, pay attention to the storage environment of polycarboxylate superplasticizer, try to store polycarboxylate superplasticizer in a cool, ventilated, no direct sunlight place.…
Thermal insulation materials refer to materials or material composites that have significant resistance to heat flow.…
As many researchers believe, graphene floating on the water does not repel water, but attracts it. Graphene is made of the same material as graphite-for example, found in pencils-which is why graphene has long been thought to be as waterproof as gra…
Is boron amorphous or crystalline?Boron can be prepared in several crystalline and amorphous forms. The well-known forms of crystallization are α-rhombohedral (α-R), β-rhombohedral (β-R) and β-tetragonal (β-T). In spec…
Easily soluble, without permeability, in water with any hardness. It is resistant to acids, alkalis, hard water, and inorganic sulfates. Dispersion >=90% Dispersant Naphthalenesulfonic Acid (MF Naphthalenesulfonic Acid): Dispersant Naphthalenesul…
GaN-based chargers have been introduced to the market. These chargers provide a high amount of power for the device, while still maintaining a size that is reasonable, and even take up less space than the traditional chargers. Gallium Nitride, or GaN…
Zinc Telluride belongs to the Group II-VI group and has the chemical composition ZnTe. Due to its broad bandgap zinc telluride can be used in semiconductor manufacturing.Particle Size: -80mesh and -100mesh Purity: 99.99% Zinc Telluride Zinc Telluri…