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Black Phosphorus - crystal  pieces -  5.0g in ampoule
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 3 290,00
High purity Iridium powder, 5g, 99,95%
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High purity Iridium powder, 5g, 99,95%
Price:  1 440,00
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 1 440,00
Element collection of element doped optical glasses - 24 pcs.
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Cerium 3+ doped strong blue fluorescent glass bead NEW!
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Thulium 3+ doped Zinc phosphate glass bead
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Nice Ruthenium 3+ doped optical glass bead NEW!
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 32,90
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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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