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Phosphor
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===Various=== Some other phosphors commercially available, for use as [[X-ray]] screens, [[neutron detector]]s, [[alpha particle]] [[scintillator]]s, etc., are: {| class="wikitable" |+ !Phosphor ![[Chemical formula|Composition]] !Color ![[Wavelength]] !Decay !Afterglow !X-ray absorption !Usage |- | |'''Gd<sub>2</sub>O<sub>2</sub>S:Eu''' |Red |627 nm |850 μs |Yes |High |X-ray, neutrons and gamma |- | |'''Gd<sub>2</sub>O<sub>2</sub>S:Pr''' |Green |513 nm |4 μs |No |High |X-ray, neutrons and gamma |- | |'''{{chem2|Gd2O2S:Pr,Ce,F}}''' |Green |513 nm |7 μs |No |High |X-ray, neutrons and gamma |- | |'''Y<sub>2</sub>O<sub>2</sub>S:Pr''' |White |513 nm |7 μs |No | |Low-energy X-ray |- |HS |'''{{chem|Zn|0.5|Cd|0.4|S:Ag}}''' |Green |560 nm |80 μs |Yes | |Efficient but low-res X-ray |- |HSr |'''{{chem|Zn|0.4|Cd|0.6|S:Ag}}''' |Red |630 nm |80 μs |Yes | |Efficient but low-res X-ray |- | |'''CdWO<sub>4</sub>''' |Blue |475 nm |28 μs |No | |Intensifying phosphor for X-ray and gamma |- | |'''CaWO<sub>4</sub>''' |Blue |410 nm |20 μs |No | |Intensifying phosphor for X-ray and gamma |- | |'''MgWO<sub>4</sub>''' |White |500 nm |80 μs |No | |Intensifying phosphor |- |YAP |'''YAlO<sub>3</sub>:Ce''' |Blue |370 nm |25 ns |No | |For electrons, suitable for photomultipliers |- |YAG |'''Y<sub>3</sub>Al<sub>5</sub>O<sub>12</sub>:Ce''' |Green |550 nm |70 ns |No | |For electrons, suitable for photomultipliers |- |YGG |'''{{chem2|Y3(Al,Ga)5O12:Ce}}''' |Green |530 nm |250 ns |Low | |For electrons, suitable for photomultipliers |- | |'''CdS:In''' |Green |525 nm |<1 ns |No | |Ultrafast, for electrons |- | |'''ZnO:Ga''' |Blue |390 nm |<5 ns |No | |Ultrafast, for electrons |- | |'''[[Anthracene]]''' |Blue |447 nm |32 ns |No | |For alpha particles and electrons |- | |plastic ('''EJ-212''') |Blue |400 nm |2.4 ns |No | |For alpha particles and electrons |- |P1 |'''Zn<sub>2</sub>SiO<sub>4</sub>:Mn''' |Green |530 nm |11 ns |Low | |For electrons |- |GS |'''ZnS:Cu''' |Green |520 nm |Minutes |Long | |For X-rays |- | |'''[[sodium iodide|NaI]]:Tl''' | | | | | |For X-ray, alpha, and electrons |- | |'''[[Caesium iodide|CsI]]:Tl''' |Green |545 nm |5 μs |Yes | |For X-ray, alpha, and electrons |- |ND |'''<sup>6</sup>[[lithium fluoride|LiF]]/ZnS:Ag''' |Blue |455 nm |80 μs | | |For [[thermal neutron]]s |- |NDg |'''{{chem2|^{6}LiF/ZnS:Cu,Al,Au}}''' |Green |565 nm |35 μs | | |For neutrons |- | |Cerium doped YAG phosphor |Yellow | | | | | |} * * * * * * *
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