Abstract
Manganese is a very important microelement performing a large number of biological functions in human body. We have detected by spectroscopic measurements manganese in mineral kyanite. In this paper we present laser-induced time-resolved luminescence and optical absorbance spectra of orange, Mn containing kyanite. It was proven the orange color is caused by Mn3+. Several luminescence lines and bands were found and ascribed to Mn4+ and Mn3+, emission centers. The spectroscopic technique can be utilized for detection of small amounts of manganese in minerals.
| Original language | English |
|---|---|
| Pages (from-to) | 1476-1480 |
| Number of pages | 5 |
| Journal | Optical Materials |
| Volume | 33 |
| Issue number | 10 |
| DOIs | |
| State | Published - Aug 2011 |
Keywords
- Color
- Kyanite
- Luminescence
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