[P] P272~P285 Energy and Related Materials

[P284] In-Situ Observation of Hydrogen Diffusion Behavior in a Pd-Cu Alloy Using Conductive Polymers

○Kotaro Okamoto^1,2, Hiroshi Kakinuma^2,3, Kohei Ogawa⁴, Yasutaka Kidokoro⁴, Eiji Akiyama² (1. Grad. Sch. of Eng., Tohoku Univ., 2. IMR, Tohoku Univ., 3. AIMR, Tohoku Univ., 4. TANAKA PRECIOUS METAL TECNOLOGIES Co., Ltd.)

Keywords:

Hydrogen,Permeation,Crystal Orientation

In situ observation of hydrogen diffusion in Pd-Cu alloys was conducted using polyaniline films. PdCu39 showed the highest diffusivity. The PANI brightness increase rate showed orientation dependence, following <101>, <111>, <001>.