A method of forming a phase change passive heat sink, with a base member and heat dissipating members, is provided. The base member is hollow and defines an evaporation chamber therein. A number of heat dissipating members are connected to the base member. Each of the heat dissipating members are substantially...http://www.google.ca/patents/US6237223?utm_source=gb-gplus-sharePatent US6237223 - Method of forming a phase change heat sink