Concepedia

Determination of Chemical Speciation of Arsenic and Selenium in High-As Coal Combustion Ash by X-ray Photoelectron Spectroscopy: Examples from a Kentucky Stoker Ash

Biao Fu, James C. Hower, Shifeng Dai, Sarah M. Mardon, Guijian Liu

ACS Omega · 2018 · 74 citations · 34 references

DOIFull text

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Concepts

Abstract

anion; Se is found predominantly as elemental Se (62.0-83.3%), followed by selenite (16.7-38%). The extreme enrichment of both arsenic and selenium arsenic is controlled by iron oxides in the coal fly ash.

References

34

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Two-dimensional chemical state plots: a standardized data set for use in identifying chemical states by x-ray photoelectron spectroscopy

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Trace elements in fly ash. Dependence of concentration on particle size

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Trace element behavior in coal-fired power plants

Ruud Meij · Fuel Processing Technology · 1994 · 401 citations

, , +12