Sentences with phrase «dragged over a gold»
A graphen nanoribbon was anchored at the tip of a atomic force microscope and dragged over a gold surface.
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I also take the opportunity to drag out jade pieces that I've inherited over the years; the ring from my grandmother when she passed away, the necklace from my mom for my wedding, the bangle I picked up in Hong Kong and then the gold bracelet with stones was another wedding present from my relatives back in Hong Kong.