Erbium(III) fluoride

{{Chembox

| Name =

| ImageFile =

| ImageSize =

| ImageAlt =

| IUPACName =

| OtherNames = Erbium trifluoride

| Section1 = {{Chembox Identifiers

| CASNo = 13760-83-3

| CASNo_Ref = {{cascite|correct|CAS}}

| PubChem = 83713

| UNII_Ref = {{fdacite|correct|FDA}}

| UNII = KN5QX6WLL7

| ChemSpiderID = 75535

| EC_number = 237-356-3

| StdInChI=1S/Er.3FH/h;3*1H/q+3;;;/p-3

| StdInChIKey = QGJSAGBHFTXOTM-UHFFFAOYSA-K

| SMILES = [F-].[F-].[F-].[Er+3]

}}

| Section2 = {{Chembox Properties

| Formula = ErF₃

| MolarMass =

| Appearance = pinkish powder{{Cite web|url=https://www.americanelements.com/erbium-fluoride-13760-83-3|title = Erbium Fluoride}}

| Density = 7.820g/cm³

| MeltingPtC = 1146

| MeltingPt_ref = Watanabe, Sou; Adya, Ashok K.; Okamoto, Yoshihiro; Akatsuka, Hiroshi; Matsuura, Haruaki. Structural analysis on molten rare-earth fluorides. Journal of the Indian Chemical Society, 2005. 82 (12): 1059-1063. {{issn|0019-4522}}.

| BoilingPtC = 2200

| BoilingPt_ref =

| Solubility = n/a }}

| Section3 = {{Chembox Hazards

| GHSPictograms = {{GHS06}}{{GHS07}}

| GHSSignalWord = Danger

| HPhrases = {{H-phrases|301|311|315|319|331|335}}

| PPhrases = {{P-phrases|261|264|270|271|280|301+310|302+352|304+340|305+351+338|311|312|321|322|330|332+313|337+313|361|362|363|403+233|405|501}}

| MainHazards =

}}

}}

Erbium(III) fluoride is the fluoride of erbium, a rare earth metal, with the chemical formula ErF₃. It can be used to make infrared light-transmitting materials苏伟涛, 李斌, 刘定权,等. 氟化铒薄膜晶体结构与红外光学性能的关系[J]. 物理学报, 2007, 56(5):2541-2546. and up-converting luminescent materials.{{cite journal|journal=RSC Advances|volume=8|issue=22|language=en|issn=2046-2069|date=2018|pages=12165–12172|doi=10.1039/C8RA01245H|title=Understanding differences in Er 3+ –Yb 3+ codoped glass and glass ceramic based on upconversion luminescence for optical thermometry|author=Yingxin Hao, Shichao Lv, Zhijun Ma, Jianrong Qiu|pmid=35539388|pmc=9079277|bibcode= |doi-access=free}}