| 摘要 |
It is an object of the present invention to provide a material having high heat insulating property in a low temperature region and high heat releasing property in a high temperature region. A structure (10) of the present invention is the structure which is formed of a base (11) made of a metal and an inorganic material surface layer (12) made of crystalline and amorphous inorganic materials, wherein, thermal conductivity of the above mentioned inorganic material surface layer (12) is lower than the thermal conductivity of the above mentioned base (11), infrared emissivity of the above mentioned inorganic material surface layer (12) is higher than the infrared emissivity of the above mentioned base (11), and the above mentioned base (11) is an annular body. |
