| 摘要 |
PROBLEM TO BE SOLVED: To provide a solution concentration adjusting method and a solution concentration adjusting device, capable of adjusting the solution concentration at low cost by a simple facility, and a dye-sensitized solar cell or optical device which is manufactured using the solution concentration adjusting device.SOLUTION: In the solution concentration adjusting method for storing a saturated solution and a low-concentration solution in a container 12 through a semipermeable membrane 11 and adjusting the concentration of the low-concentration solution, the concentration of the low-concentration solution is adjusted by adjusting the pressure difference between the saturated solution and the low-concentration solution and the temperatures of the saturated solution and the low-concentration solution. |
