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词条 Niobium nitride
释义

  1. Uses

  2. References

  3. Further reading

{{chembox
| Verifiedfields = changed
| Watchedfields = changed
| verifiedrevid = 440431815
| ImageFile = NaCl polyhedra.png
| IUPACName = Niobium nitride
| OtherNames =
|Section1={{Chembox Identifiers
| CASNo = 24621-21-4
| CASNo_Ref = {{cascite|correct|CAS}}
| PubChem = 90560
|Section2={{Chembox Properties
| Formula = NbN
| MolarMass = 106.91 g/mol
| Appearance = gray solid
| Density = 8.470 g/cm3
| MeltingPtC = 2573
| MeltingPt_notes =
| BoilingPt =
| Solubility = reacts to form ammonia
}}
|Section3={{Chembox Structure
| CrystalStruct = cubic, cF8
| SpaceGroup = Fm3m, No. 225
|Section7={{Chembox Hazards
| ExternalSDS = External MSDS
| EUClass =
| RPhrases =
| SPhrases =
| MainHazards =
| NFPA-H =
| NFPA-F =
| NFPA-R =
| NFPA-S =
| FlashPt = Non-flammable
|Section8={{Chembox Related
| OtherAnions =
| OtherCations = Vanadium nitride
Tantalum nitride
}}Niobium nitride is a compound of niobium and nitrogen (nitride) with the chemical formula NbN. At low temperatures (about 16 K) NbN, niobium nitride becomes a superconductor, and is used in detectors for infrared light.[1][2][3]

Uses

  • Niobium nitride's main use is as a superconductor. Detectors based on it can detect a single photon in the 1-10 micrometer section of the infrared spectrum,[4] which is important for astronomy and telecommunications. It can detect changes up to 25 gigahertz.
  • Niobium nitride is also used in absorbing anti-reflective coatings.
  • In 2015, it was reported that Panasonic Corp. has developed a photocatalyst based on niobium nitride that can absorb 57% of sunlight to support the decomposition of water to produce hydrogen gas as fuel for electrochemical fuel cells.[5]

References

1. ^{{cite journal | author = Y. M. Shy, L. E. Toth and R. Somasundaram | title = Superconducting properties, electrical resistivities, and structure of NbN thin films | year = 1973 | journal = Journal of Applied Physics | volume = 44 | pages = 5539 | doi = 10.1063/1.1662193 | bibcode = 1973JAP....44.5539S }}
2. ^{{cite journal |author1=J. W. Kooi |author2=J. J. A. Baselmans |author3=M. Hajenius |author4=J. R. Gao |author5=T. M. Klapwijk |author6=P. Dieleman |author7=A. Baryshev |author8=G. de Lange | title = IF impedance and mixer gain of NbN hot electron bolometers | year = 2007 | journal = Journal of Applied Physics | volume = 101 | pages = 044511 | doi = 10.1063/1.2400086 |bibcode=2007JAP...101d4511K }}
3. ^{{cite journal |author1=S. P. Chockalingam |author2=Madhavi Chand |author3=John Jesudasan |author4=Vikram Tripathi |author5=Pratap Raychaudhuri | title = Superconducting properties and Hall effect in epitaxial NbN thin films | year = 2009 | journal = Physical Review B | volume = 77 | pages = 214503 | doi = 10.1103/PhysRevB.77.214503 |arxiv = 0804.2945|bibcode=2008PhRvB..77u4503C }}
4. ^{{cite journal | author = M Hajenius, J J A Baselmans, J R Gao, T M Klapwijk, P A J de Korte, B Voronov and G Gol'tsman | title = Low noise NbN superconducting hot electron bolometer mixers at 1.9 and 2.5 THz | year = 2004 | journal = Superconductor Science and Technology | volume = 17 | pages = S224 | doi = 10.1088/0953-2048/17/5/026 | bibcode = 2004SuScT..17S.224H }}
5. ^{{cite news| last=Yamamura| first=Tetsushi| url=http://ajw.asahi.com/article/sci_tech/technology/AJ201508020014| title=Panasonic moves closer to home energy self-sufficiency with fuel cells| work=Asahi Shimbun| date=August 2, 2015| accessdate=2015-08-02| deadurl=yes| archiveurl=https://web.archive.org/web/20150807010324/http://ajw.asahi.com/article/sci_tech/technology/AJ201508020014| archivedate=August 7, 2015| df=}}
  • {{cite web|url=http://www.webelements.com/compounds/niobium/niobium_nitride.html |title=Niobium nitride |accessdate=2006-08-08|work=webelements.com }}

Further reading

  • Counting Photons (using Niobium nitride)
{{Niobium compounds}}{{DEFAULTSORT:Niobium Nitride}}

3 : Niobium compounds|Nitrides|Superconductors

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