Jeri homebrews her own EL ink!

Science Technology

By Gareth Branwyn

Gareth Branwyn

Gareth Branwyn is a freelance writer and the former Editorial Director of Maker Media. He is the author or editor of over a dozen books on technology, DIY, and geek culture. He is currently a contributor to Boing Boing, Wink Books, and Wink Fun. His free weekly-ish maker tips newsletter can be found at garstipsandtools.com.

View more articles by Gareth Branwyn
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Our geek BFF, Jeri Ellsworth, has tickled our exploratory fancies again (and continued to push the “don’t try this at home” envelope) with a chemistry hack of re-doping common ZnS:Cu green glow powder to arrive at her own blue electroluminescent (EL) powder. Nice work, Jer!

Make Electroluminescent (EL) Ink at Home – Re-doping Glow Powder

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By Gareth Branwyn

Gareth Branwyn

Gareth Branwyn is a freelance writer and the former Editorial Director of Maker Media. He is the author or editor of over a dozen books on technology, DIY, and geek culture. He is currently a contributor to Boing Boing, Wink Books, and Wink Fun. His free weekly-ish maker tips newsletter can be found at garstipsandtools.com.

View more articles by Gareth Branwyn
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