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Chromium 6+ doped glass bead NEW!
Chromium 6+ doped glass bead NEW!
Price:  29,00
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 29,00
Tantalite - concentrated ore - 85% Ta - 25 grams
 24,90
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Nice Iridium 4+ doped optical glass bead NEW!
 59,00
Mirror polished Germanium metal bullion bar - ingot 13.3 grams
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Nice Titanium 3+ doped optical glass bead NEW!
 39,90
Super bright Deuterium spectrum discharge tube 100mm - NEW
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Nice Bismuth Borate glass beads
1+ shoppers have bought this
Nice Bismuth Borate glass beads
Price:  29,90
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 29,90
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Terbium 3+ doped glass bead NEW!

 29,90

Availability: 87 in stock (can be backordered)

Title Range Discount
2-3 2 - 3 2%
4-5 4 - 5 3%
6-10 6 - 10 5%
11-20 11 - 20 8%

glass bead doped with 5% Terbium oxide – NEW!
diameter ~ 13 mm – ~ 1.2 – 1.5 grams
Nice glass bead. Each one hand crafted. Under UV (365-395nm) excitation the glass shows strong green fluorescence.

Typical Emission spectrum under 365nm excitation.

Element

Tb

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