| abstract |
A concentration distribution and a temperature distribution in a fluid flow direction are made uniform and mixed uniformly. A zigzag-shaped first zigzag channel 5 and a second zigzag channel 6 formed so as to face each other, and the first zigzag channel 5 and the second zigzag channel 6 are arranged at a plurality of locations in the flow direction. A plurality of communication channels 7 a to 7 h communicating with each other, fluid inlet portions 1 and 2 provided at the end of the first zigzag channel 5, and fluid outlet 3 provided at the end of the second zigzag channel 6 , 4. [Selection] Figure 1 |