The scientists dipped a polymer electrolyte film into a solution containing the virus, then into a solution of metal atoms, yielding a thin, transparent sheet coated in cobalt oxide and gold.

• 科学家把以高分子电解质制成的薄片插入含有病毒的溶液里，然后取出，再放入含有金属原子的溶液，在薄片上面会产生出一个包覆著氧化钴与金的透明薄膜。