Printed electronics is an emerging branch of electronics manufacturing that offers a way to economically and conveniently produce electronic circuits and devices on flexible substrates. Researchers from Aarhus University in Denmark reviewed processing techniques, ink materials, substrates, and sintering methods for printed electronics in their recent paper.
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Researchers have solved a common problem in the machining of gummy metals. They demonstrated that adhesive products like Sharpies and glue sticks provide cleaner cuts—which could ultimately result in lower machining costs for manufacturers.
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CTT reader Bart Kilinski pointed out that several of the substances listed in the tattoo ink infographic above are indeed toxic substances—particularly cinnabar and cadmium and chrome oxides. “Surely those aren’t used in tattooing,” Kilinski comments.
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