News Quantum Physics A sapphire Schrödinger’s cat shows that quantum effects can scale up With the mass of about half an eyelash, a hunk of crystal exists in two distinct states at once In a sliver of sapphire crystal within a specially designed device (shown), scientists created a mimic of the dead-and-alive Schrödinger’s cat, in which the crystal jiggles in two directions simultaneously. Matteo Fadel Share this:EmailFacebookTwitterPinterestPocketRedditPrint By Emily Conover April 25, 2023 at 9:00 am In keeping with the grand tradition of tubby cats, a newly created quantum “cat” is particularly massive — at least for the quantum realm.