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Revision as of 06:48, 6 May 2011 editCheMoBot (talk | contribs)Bots141,565 edits Updating {{chembox}} (no changed fields - added verified revid - updated 'UNII_Ref', 'ChemSpiderID_Ref', 'StdInChI_Ref', 'StdInChIKey_Ref', 'ChEMBL_Ref', 'KEGG_Ref') per Chem/Drugbox validation (← Previous edit		Latest revision as of 04:00, 23 November 2024 edit undoCitation bot (talk | contribs)Bots5,429,581 edits Removed parameters. | Use this bot. Report bugs. | Suggested by Graeme Bartlett | #UCB_toolbar
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	{{chembox		{{chembox
			| Watchedfields = changed
	| verifiedrevid = 404109559		| verifiedrevid = 427708720
	| ImageFile = Boron-phosphide-unit-cell-1963-CM-3D-balls.png		| ImageFile = Boron-phosphide-unit-cell-1963-CM-3D-balls.png
	| ImageSize =		| ImageSize =
	| IUPACName =		| IUPACName =
	| OtherNames =		| OtherNames =
	| Section1 = {{Chembox Identifiers		|Section1={{Chembox Identifiers
			| CASNo_Ref = {{cascite|correct|??}}
	| CASNo = 20205-91-8		| CASNo = 20205-91-8
			| ChemSpiderID = 79763
			| EC_number = 243-593-3
	| PubChem = 88409		| PubChem = 88409
			| StdInChI=1S/BP/c1-2
	| SMILES =
			| StdInChIKey = FFBGYFUYJVKRNV-UHFFFAOYSA-N
			| SMILES1 = .
			| SMILES2 = B#P
	}}		}}
	| Section2 = {{Chembox Properties		|Section2={{Chembox Properties
	| Formula = BP		| Formula = BP
	| MolarMass = 41.7855 g/mol		| MolarMass = 41.7855 g/mol
	| Appearance = maroon powder		| Appearance = maroon powder
	| Density = 2.90 g/cm<sup>3</sup>		| Density = 2.90 g/cm<sup>3</sup>
	| MeltingPt = 1100 °C (decomposes)		| MeltingPtC = 1100
			| MeltingPt_notes = (decomposes)
	| BoilingPt =
	| Solubility =		| BoilingPt =
			| Solubility =
	| BandGap = 2 eV (indirect)
			| BandGap = 2.1 eV (indirect, 300 K)<ref name=Madelung>{{cite book | author = Madelung, O. | title = Semiconductors: Data Handbook | year = 2004 | publisher = Birkhäuser | isbn = 978-3-540-40488-0 | pages = 84–86 | url = https://books.google.com/books?id=v_8sMfNAcA4C&pg=PA84 }}</ref>
	| ElectronMobility = 5400 cm<sup>2</sup>/(V*s) (300 K)
	| ThermalConductivity = 4 W/(cm*K) (300 K)		| ThermalConductivity = 4.6 W/(cm·K) (300 K)<ref name=bpthermal/>
	| RefractIndex = 3.05 (0.63 µm)<ref></ref>		| RefractIndex = 3.0 (0.63 μm)<ref name=Madelung/>
	}}		}}
	| Section3 = {{Chembox Structure		|Section3={{Chembox Structure
	| SpaceGroup = ''T''<sup>2</sup><sub>d</sub>-''F''-4''3m''		| SpaceGroup = F{{overline|4}}3m
	| CrystalStruct = ]		| CrystalStruct = ]
	| Coordination = Tetrahedral		| Coordination = Tetrahedral
	}}		}}
	| Section7 = {{Chembox Hazards		|Section7={{Chembox Hazards
	| MainHazards =		| MainHazards =
	| FlashPt =		| FlashPt =
	| Autoignition =		| AutoignitionPt =
		⚫	}}
	}}		}}
		⚫	'''Boron phosphide''' (BP) (also referred to as boron monophosphide, to distinguish it from boron subphosphide, B<sub>12</sub>P<sub>2</sub>) is a chemical compound of ] and ]. It is a ].<ref>{{cite journal |author1=Popper, P. |author2=Ingles, T. A. | title = Boron Phosphide, a III–V Compound of Zinc-Blende Structure | journal = Nature | year = 1957 | volume = 179 |issue=4569 | page = 1075 | doi = 10.1038/1791075a0 |bibcode=1957Natur.179.1075P | doi-access = free }}</ref>
⚫	}}
⚫	'''Boron phosphide''' (BP) is a chemical compound of ] and ]. It is a ] <ref>''Boron Phosphide, a III–V Compound of Zinc-Blende Structure'' P. Popper & T. A. Ingles Nature 179, 1075, 1957 {{doi|10.1038/1791075a0}}</ref>.
	==History==		==History==
	Crystals of boron phosphide have been synthesized by ] as early as in 1891 <ref>Moissan, H., Comp. Rend. 113 (1891) 726</ref>.		Crystals of boron phosphide were synthesized by ] as early as 1891.<ref>{{cite journal | author = Moissan, H. | title = Préparation et Propriétés des Phosphures de Bore | journal = Comptes Rendus | volume = 113 | year = 1891 | pages = 726–729 | url = http://visualiseur.bnf.fr/CadresFenetre?O=NUMM-3069&I=726&M=tdm }}</ref>
	==Appearance==		==Appearance==
	Pure BP is almost transparent, n-type crystals are orange-red whereas p-type ones are dark red <ref name=berger>L. I. Berger "Semiconductor materials" CRC Press, 1996 ISBN 0849389127, 9780849389122 (available on google books), p. 199</ref>.		Pure BP is almost transparent, n-type crystals are orange-red whereas p-type ones are dark red.<ref name=berger>{{cite book | author = Berger, L. I. | title = Semiconductor Materials | publisher = CRC Press | year = 1996 | isbn = 978-0-8493-8912-2 | url = https://archive.org/details/semiconductormat0000berg | url-access = registration | page = }}</ref>
	==Chemical properties==		==Chemical properties==
	BP is not attacked by acids or boiling aqueous alkali water solutions. It is only attacked by molten alkalis.<ref name=berger/>.		BP is not attacked by acids or boiling aqueous alkali water solutions. It is only attacked by molten alkalis.<ref name=berger/>
	==Physical properties <ref name=berger/>==		==Physical properties==
			BP is known to be chemically inert and exhibit very high thermal conductivity.<ref name=bpthermal>{{cite journal |author1=Kang, J. |author2=Wu, H. | author3=Hu, Y.| title = Thermal Properties and Phonon Spectral Characterization of Synthetic Boron Phosphide for High Thermal Conductivity Applications | journal = Nano Letters| year = 2017 | volume = 17 |issue=12 |pages=7507–7514 | doi = 10.1021/acs.nanolett.7b03437 | pmid = 29115845 |bibcode=2017NanoL..17.7507K }}</ref> Some properties of BP are listed below:
⚫	*coefficient of thermal expansion ~3x10<sup>−6</sup> /°K
			* lattice constant 0.45383&nbsp;nm
⚫	*heat capacity C<sub>P</sub> ~ 0.8 J/(g*K) (300 K)
		⚫	* coefficient of thermal expansion 3.65{{e|−6}} /°C (400 K)
⚫	*Debye temperature = 1000 K
		⚫	* heat capacity C<sub>P</sub> ~ 0.8 J/(g·K) (300 K)
⚫	*relatively high microhardness of 32 GPa (100 g load).
		⚫	* Debye temperature = 985 K
⚫	*electron and hole mobilities of few hundred cm<sup>2</sup>/(V*s) (up to 500)
			* ] 152 GPa
		⚫	* relatively high microhardness of 32 GPa (100 g load).
		⚫	* electron and hole mobilities of a few hundred cm<sup>2</sup>/(V·s) (up to 500 for holes at 300 K)
			* high thermal conductivity of ~ 460 W/(m·K) at room temperature<ref name=bpthermal/>
	==See also==		==See also==
	===Related materials===
	* ]		* ]
	* ]		* ]
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	{{reflist}}		{{reflist}}
			==Further reading==
	* ''Boron Chemistry at the Millennium'', Editor: R.B. King, Elsevier Science & Technology (1999) ISBN 0-444-72006-5		* {{cite book | title = Boron Chemistry at the Millennium | editor = King, R. B. | publisher = Elsevier Science & Technology | year = 1999 | isbn = 0-444-72006-5 }}
	* P-n junction type boron phosphide-based semiconductor light-emitting device and production method thereof, United States Patent 6831304
			* {{cite patent | status = patent | title = P-N Junction Type Boron Phosphide-Based Semiconductor Light-Emitting Device and Production Method thereof | country = US | number = 6831304 | gdate = 2004-12-14 | assign1 = Showa Denko | inventor = Takashi, U. }}
	* Semiconducting Properties of Cubic Boron Phosphide, B. Stone and D. Hill, Phys. Rev. Lett. vol. 4, 282–284 (1960) {{doi|10.1103/PhysRevLett.4.282}}
			* {{cite journal | title = Semiconducting Properties of Cubic Boron Phosphide |author1=Stone, B. |author2=Hill, D. | journal = Physical Review Letters | year = 1960 | volume = 4 | issue = 6 | pages = 282–284 | doi = 10.1103/PhysRevLett.4.282 | bibcode = 1960PhRvL...4..282S }}
	==External links==
	{{Boron compounds}}		{{Boron compounds}}
			{{Phosphorus compounds}}
			{{Phosphides}}
	{{DEFAULTSORT:Boron Phosphide}}		{{DEFAULTSORT:Boron Phosphide}}
	]		]
	]		]
	]		]
	]		]
			]
	{{inorganic-compound-stub}}		{{inorganic-compound-stub}}
	]
	]
	]