This heterostructure material was obtained by a controllable phosphidation of the hierarchical MoS2 flower composing of thin silk belt-like sheets. It exhibited a superb electrocatalytic activity for HER, with a low overpotential of 108 mV at 10 mA cm−2 in 0.5 M H2SO4. Moreover, the ...
也被用作丝路的别称,如“皮毛之路”、“玉石之路”、“珠宝之路”和“香料之路 Mainly turns head as the exchange the commodity, also serves as the silk road the alternate name, like “road of the superficial knowledge”, “road of the jade”, “road of the jewelry” and “road of the spice...
Since rayon is like silk but is cheaper than silk, it is thus called ‘poor man’s silk’. Bedsheets and clothing materials are made from a combination of rayon with cotton. Rayon is soft, absorbent and comfortable. Carpets are made from a combination of rayon with wool. ...