| 摘要 |
PROBLEM TO BE SOLVED: To prevent quality decrease in a peripheral part even when using a base material with a large area.SOLUTION: A device of producing an oriented carbon nanotube assembly comprises an injection part (12) comprising an injection port (12a) to inject raw material gas onto a base material (111), an exhaust port (15) that discharges the raw material gas, and an exhaust part (13) provided with a plurality of exhaust ports (13a), where the plurality of exhaust ports (13a) are closer to the exhaust port (15) than the plurality of injection ports (12a).SELECTED DRAWING: Figure 1 |
