Celebrating with green, eye-catching sparklers (video)

Sparklers can be a lot of fun — glimmering, fizzing and spitting out arcs of light from handheld sticks or tubes on the ground. But the metals that they’re usually made with limit what the sparks can look like. Now, researchers in ACS Omega report that rare-earth metals in alloy powders can produce flashes that shift from golden to green and continuously branch. “Customizing the Appearance of Sparks with Binary Metal Alloys” - ,– Eike G. Hübner, Ph.D. (corresponding author) You might also like: Headline Science: Ingenious: ACS Fall 2022 Media Briefings - Archived: Chemical & Engineering News Produced by the American Chemical Society, the world’s largest scientific society. ACS is a global leader in providing access to chemistry-related information and research through its multiple databases, peer-reviewed journals and scientific conferences. Join the American Chemical Society!