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Zirconium nitride

 
Sci-Tech Dictionary: zirconium nitride
(′zər′kō·nē·əm ′nī′trīd)

(inorganic chemistry) ZrN A hard, brassy powder that is soluble in concentrated acids; melts at 2930°C; used in refractories, cermets, and laboratory crucibles.


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Zirconium nitride
IUPAC name
Identifiers
CAS number [25658-42-8]
Properties
Molecular formula ZrN
Molar mass 105.23 g/mol
Appearance yellow-brown crystals
Density 7.09 g/cm3 (20 °C)
Melting point

2980 °C

Solubility in water Insoluble
Structure
Crystal structure Cubic, cF8
Space group Fm3m, No. 225
Coordination
geometry
Octahedral
Hazards
MSDS MSDS
EU Index not listed
Related compounds
Other cations Titanium nitride
Hafnium nitride
Except where noted otherwise, data are given for
materials in their standard state
(at 25 °C, 100 kPa)

Infobox references

Zirconium nitride, ZrN, is a nitride of zirconium.

Zirconium nitride comes in various forms. It is hard ceramic material similar to titanium nitride and is a cement like refractory material. When applied using the PVD coating process it is commonly used for coating medical devices, industrial parts, automotive and aerospace components and other parts subject to high wear and corrosive environments.[1] It is also used in refractories, cermets and laboratory crucibles.

ZrN superconducts below 10 K[2].

References

  1. ^ Molecular Metallurgy, Inc.
  2. ^ Lengauer, Walter (1990). "Characterization of nitrogen distribution profiles in fcc transition metal nitrides by means ofTc measurements". Surface and Interface Analysis 15: 377. doi:10.1002/sia.740150606. 



 
 
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