What is Magnesium Boride MgB2 Powder?

The World Bank expects global economic growth to slow significantly, from 5.5% in 2021 to 4.1% in 2022 and further to 3.2% in 2023. Growth in East Asia and the Pacific is expected to slow to 5.1 percent in 2022, reflecting the impact of China's economic slowdown, the report said. China's economic growth is expected to fall to 5.1% in 2022, close to potential growth, due to the ongoing impact of the COVID-19 pandemic and the Chinese government's tightening of regulations in certain sectors of the economy. The report said that the rapid spread of the Omicron variant means that the new crown epidemic is likely to continue to disrupt economic activity in the near future. In addition, decelerating growth in major economies, including the United States and China, will depress external demand in emerging markets and developing economies.
Slow economic growth has a huge impact on MgB2 powder.

Introduction to Magnesium Boride MgB2 Powder
Magnesium diboride or magnesium boride, chemical formula MgB2, is an ionic compound with a hexagonal crystal structure.
It is an intercalated compound with alternating layers of magnesium and boron. The magnesium atomic layer has a triangular structure, and the boron atomic layer has a regular hexagonal honeycomb structure, which is similar to graphite.
Magnesium diboride is a hard and brittle substance with poor ductility.
 

Superconductivity of Magnesium Diboride MgB2 Powder
Researchers discovered in 2001 that the seemingly unremarkable magnesium boride turns into a superconductor at temperatures slightly closer to the absolute temperature of 40K (-233 ° C). Its transition temperature is almost twice that of other similar superconductors, and its actual operating temperature is 20 to 30K. The temperature can be cooled by liquid neon, liquid hydrogen, or a closed circulating freezer. These methods are simple and cost-effective compared to industrial cooling of niobium alloys (4K) with liquid helium.
Once doped with carbon or other impurities, magnesium boride is even better than niobium alloys at maintaining superconductivity in the presence of a magnetic field or current. Potential applications include superconducting magnets, power transmission lines, and sensitive magnetic field detectors.
 

Magnesium Boride MgB2 Powder Properties
Other Names magnesium boride powder, MgB2
CAS No. 12007-25-9
Compound Formula MgB2
Molecular Weight 45.927
Appearance gray to black powder
Melting Point 830°C
Boiling Point N/A
Density 2.57g/cm3
Solubility in H2O N/A
Exact Mass 46.003653

 

Magnesium Diboride MgB2 Powder CAS 12007-25-9
 

 
Applications of Magnesium Boride MgB2 Powder
Superconductors:
Superconducting properties and low cost make magnesium diboride attractive in a variety of applications. For these applications, MgB2 powder is compressed into the wire with silver metal (or 316 stainless steel), sometimes through a powder in tube process to make tapes.
Thin coatings can be used in superconducting rf cavities to minimize energy loss and reduce the inefficiency of liquid helium cooling niobium cavities. 
Due to the low cost of its components, MgB2 is expected to be used in superconducting medium and low field magnets, motors and generators, fault current limiters and current leads.
 
Propellants, explosives, fireworks: 
Unlike the element boron, which burns incompletely through a glassy oxide layer that impedes oxygen diffusion, magnesium diboride burns completely when ignited in oxygen or in a mixture with an oxidant. Therefore, magnesium boride has been proposed as a ramjet fuel. In addition, the use of MgB2 in explosive-enhanced explosives and propellants has been proposed for the same reason. It was recently demonstrated that decoy flares containing magnesium diboride/PTFE/FLUORO rubber improved spectral efficiency by 30-60% compared to classic magnesium/Teflon/fluororubber (MTV) payloads. The application of magnesium diboride in rocket propulsion was also studied, where the compound was mixed in paraffin fuel particles to improve mechanical properties and combustion characteristics.
 

Main Supplier of Magnesium Boride MgB2 Powder
Luoyang Tongrun Nano Technology Co. Ltd. (TRUNNANO) is a trusted global chemical material supplier & manufacturer with over 12-year-experience in providing super high-quality chemicals and Nanomaterials, including silicon powder, nitride powder, graphite powder, zinc sulfide, calcium nitride, 3D printing powder, etc.
If you are looking for high-quality magnesium boride MgB2 powder, please feel free to contact us and send an inquiry. ([email protected])

 

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In the future, MgB2 powder will be used in various high-tech fields, and the market demand for MgB2 powder will also be great. Please contact us for more information on MgB2 powder.


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