Here you can find all our Youtube videos with experiments or product presentations.
18. Februar 2021
Blue Laser on Samarium doped glass.
Tantalum bullion ingot - laser engraved
Polished Germanium cube. 10cm3
Scandium metal, distilled. 99.99% purity - 86.11 grams
Jumbo Neon discharge tube 120mm x 16mm diameter @ 5kV
Big Tungsten density cube 10 cubic centimeters. 193 grams
A big Black Phosphorus crystal
Glowing Uranium glass beads
High pure orthorhombic Silicon Phosphide crystals
Green Illuminating Terbium doped glass
This happens if you buy "genuine 24K" gold leaf on Wish...
100 Sheets 24K Pure Genuine Edible Gold Leaf Foil Sheet 99.99% Gold For Art Crafts Design Gilding Framing Scrap. They even showed a gold bullion bar to promise you that this is read gold... It turned out to be a real fake like the 256GB SD cards I purchased the same day. Most people tolerate this because of the low price but they do not notice that this is a billion dollar market just by selling industrially faked products to take our money out of our wallet!
Video gallery
405nm Laser hits Samarium doped glass and causes strong luminescence
Freshly synthesized 10g high purity black phosphorus crystal cluster made by smart-elements.com
This Terbium 3+ doped Strontium Phosphate glass shows a strong green glow under UV Light (395nm)
I purchased this foil from wish for 6 Euros / 100 leafs which seemed to be impossible for real gold. But the good rating of 4.7 and this description finally convinced me: