They took a DNA origami, organized some carbon nano-tubes, made a little switch, you see here, wired it up, tested it and showed that it is indeed a switch.
他们把DNA"折纸",和用有机分子修饰过的碳纳米管 来组装成小的开关,看这里,把它绕起来 测试后发现它真的是一个开关