HEAT PIPE AND HEAT SINK

原文（中文）

A heat pipe including: a container including one end portion and another end portion opposite the one end portion, an end face of the one end portion and an end face of the other end portion being sealed; a wick structural body provided inside the container; and a working fluid encapsulated inside the container, wherein the wick structural body includes a fine groove provided on an inner surface of the container and/or a porous body provided on the inner surface of the container, and the working fluid contains hydrofluoroolefin.