H01L23/34
Arrangements for cooling, heating, ventilating or temperature compensation; ; Temperature sensing arrangements
H01L23/34
Arrangements for cooling, heating, ventilating or temperature compensation; ; Temperature sensing arrangements
H01L23/36
Selection of materials, or shaping, to facilitate cooling or heating, e.g. heatsinks
H01L23/36
Selection of materials, or shaping, to facilitate cooling or heating, e.g. heatsinks