To provide a compound metallic material which has small coefficient of friction of a surface and has excellent durability.
The surface of the compound metallic material is composed of metal 1 containing fullerene or a fullerene derivative and the compound metallic material is composed of the metal containing the fullerene or the fullerene derivative and the metal containing the fullerene or the fullerene derivative changes in the content of the fullerene or the fullerene derivative continuously in the thickness direction, and has a low content of the fullerene or the fullerene derivative near the boundary of the two metals, and has high content of the fullerene or the fullerene derivative near the boundary of the metal containing the fullerene or the fullerene derivative.
JP2003320552A | 2003-11-11 | |||
JPH0942295A | 1997-02-10 | |||
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JPH07278879A | 1995-10-24 | |||
JPS51111432A | 1976-10-01 | |||
JPS52109439A | 1977-09-13 | |||
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