Method for preparing Cu2O nanofilm by hydrothermal method
A technology of nano-film and hydrothermal method, which is applied in the direction of nano-technology, metal material coating technology, etc., to achieve the effect of excellent photoelectric performance, simple process and short cycle
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[0008] Example 1:
[0009] (1) Take 5.00 mL of H with a concentration of 0.005 mol / L 2 O 2 The solution was mixed with 10.00 mL of absolute ethanol and put into a 20 mL reactor.
[0010] (2) Put a 1.5 cm×2.5 cm×0.1 cm Cu slice into step (1) The reaction kettle and react at 90 ℃ for 1 hour, that is, Cu with a photovoltage value of 0.0821 V is obtained on the Cu slice. 2 O nano film.
Example Embodiment
[0011] Example 2:
[0012] (1) Take 5.00 mL of H with a concentration of 0.015 mol / L 2 O 2 The solution was mixed with 10.00 mL of absolute ethanol and put into a 20 mL reactor.
[0013] (2) Put a Cu slice with a size of 1.5 cm×2.5 cm×0.1 cm into step (1) reaction kettle and react at 120 ℃ for 4 hours, that is, Cu with a photovoltage value of 0.2214 V is obtained on the Cu slice. 2 O nano film.
Example Embodiment
[0014] Example 3:
[0015] (1) Take 5.00 mL of H with a concentration of 0.010 mol / L 2 O 2 The solution was mixed with 10.00 mL of absolute ethanol and put into a 20 mL reactor.
[0016] (2) Put a 1.5 cm×2.5 cm×0.1 cm Cu sheet into step (1) The reaction kettle and react at 150 ℃ for 6 hours, that is, Cu with a photovoltage value of 0.2574 V is obtained on the Cu sheet 2 O nano film.
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