NUCLEAR FUEL ROD AND BONDING METHOD THEREOF

摘要

According to an embodiment of the present invention, a nuclear fuel rod includes a first ceramic body, a second ceramic body, and an intermediate member formed between the first and second ceramic bodies to join the first and second ceramic bodies. The intermediate member is formed by reaction of a metal layer, molten by irradiation of a laser beam, with the first and second ceramic bodies and includes a first diffusion layer formed by a part of the ceramic body diffused therein.