Abstract:
The present disclosure relates to a heat dissipation element, a method for manufacturing the heat dissipation element, and an IGBT module. The heat dissipation element includes a heat conductor and a heat dissipation body, where the heat conductor is an aluminum-clad ceramic heat conductor; the heat dissipation body is an aluminum silicon carbon heat dissipation body; the aluminum silicon carbon heat dissipation body is provided with at least one groove; and the aluminum-clad ceramic heat conductor is embedded into the groove through aluminizing in an integral forming manner. The present disclosure further provides a method for manufacturing the foregoing heat dissipation element and an IGBT module including the foregoing heat dissipation element.
Abstract:
An amorphous alloy having the general formula of: (ZrxAlyCuzNi1-x-y-z)100-a-bScaYb, wherein x, y, and z are atomic percents, and a and b are atom molar ratios, in which: about 0.45≦̸x≦̸about 0.60; about 0.08≦̸y≦̸about 0.12; about 0.25≦̸z≦̸about 0.35; 0
Abstract:
A metal-ceramic composite includes a ceramic substrate and a metallic composite. A groove is formed in a surface of the ceramic substrate and the metallic composite is filled in the groove. The metallic composite includes a Zr based alloy-A composite. A includes at least one selected from a group consisting of W, Mo, Ni, Cr, stainless steel, WC, TiC, SiC, ZrC and ZrO 2 . Based on the total volume of the Zr based alloy-A composite, the content of A is about30%to about70%by volume.A method for preparing the metal-ceramic composite is also provided.
Abstract:
A zirconium (Zr)-based amorphous alloy and a preparing method thereof are provided. The Zr-based amorphous alloy is represented by the general formula of (Zr a M b N c ) 100-x Q x , in which M is at least one transition metal except Zr; N is Be or Al; Q is selected from the group consisting of CaO, MgO, Y 2 O 3 , Nd 2 O 3 and combinations thereof; a, b and c are atomic percents of corresponding elements; and 45≤a≤75, 20≤b≤40, 1≤c≤25, a+b+c=100, and 1≤x≤15. A method for recycling a Zr-based amorphous alloy is also provided.