Nano-engineered cotton promises to wipe out water bugs

 作者:曲珂     |      日期:2017-12-24 02:01:00
By Jon Evans COTTON impregnated with silver nanowires and carbon nanotubes (CNTs) could provide a cheap and effective method of purifying water in remote locations. A new filter needs only gravity and a weak electric current to produce its sterilising effect, making it suitable for a portable water-treatment device. The fabric is easy to produce,