| 摘要 |
PROBLEM TO BE SOLVED: To provide a silver/silver chloride material suitable for measuring work function in such environment as humidity changes. SOLUTION: With a silver/silver chloride material wherein silver is coated with silver chloride, an inner layer wherein the silver chloride tight-contacts to silver and an outer layer positioned outside of it, are provided. Here, the inner layer is void ratio 5-80%, thickness 1 μm or more while water is present at a void part, and the outer layer is constituted with crystal of 100 μm or smaller in average particle size, with void ratio less than 50% while thickness being 1 μm or thicker. |
