Carbon nitride-Pd nanoparticle material as well as preparation method and application thereof
A nanoparticle, carbon nitride technology, applied in chemical instruments and methods, inorganic chemistry, chemical/physical processes, etc., to achieve the effects of excellent water splitting and hydrogen evolution performance, good water splitting and hydrogen evolution performance, and easy-to-operate synthesis methods.
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Embodiment 1
[0030] A method for preparing a NP-Pd-TCN structure for photocatalytic hydrogen production by a hydrothermal method in this embodiment is specifically carried out in the following steps:
[0031] 1) With stirring at 80°C, add 1 g of melamine into distilled water, stir for 60 min, then add 1.2 g of solid phosphorous acid, and continue stirring for 60 min;
[0032] 2) Transfer the solution obtained in step 1) to a reaction kettle, and heat it in an oven at a heating temperature of 180°C and a holding time of 10 hours;
[0033] 3) centrifuging the product obtained in step 2), the rotating speed is 4000r / min, and the centrifugation time is 3min;
[0034] 4) Put the product obtained in step 3) into a drying oven to dry at a drying temperature of 60°C and a drying time of 10 hours to obtain a precursor;
[0035] 5) Place the precursor (1.0g) obtained in step 4) in a tube furnace, and calcinate at 600°C in a nitrogen atmosphere for 1.5h;
[0036] 6) Disperse the product TCN obtaine...
Embodiment 2
[0041] A method for preparing a NP-Pd-TCN structure for photocatalytic hydrogen production by a hydrothermal method in this embodiment is specifically carried out in the following steps:
[0042] 1) With stirring at 80°C, add 1 g of melamine into distilled water, stir for 60 min, then add 1.2 g of solid phosphorous acid, and continue stirring for 60 min;
[0043] 2) Transfer the solution obtained in step 1) to a reaction kettle, and heat it in an oven at a heating temperature of 180°C and a holding time of 10 hours;
[0044] 3) centrifuging the product obtained in step 2), the rotating speed is 4000r / min, and the centrifugation time is 3min;
[0045] 4) Put the product obtained in step 3) into a drying oven to dry at a drying temperature of 60°C and a drying time of 10 hours to obtain a precursor;
[0046] 5) Place the precursor (1.0g) obtained in step 4) in a tube furnace, and calcinate at 600°C in a nitrogen atmosphere for 1.5h;
[0047] 6) Disperse the product TCN obtaine...
Embodiment 3
[0052] A method for preparing a CN-LDH heterostructure for photocatalytic hydrogen production by a hydrothermal method in this embodiment is specifically carried out according to the following steps:
[0053] 1) With stirring at 80°C, add 1 g of melamine into distilled water, stir for 60 min, then add 1.2 g of solid phosphorous acid, and continue stirring for 60 min;
[0054] 2) Transfer the solution obtained in step 1) to a reaction kettle, and heat in an oven at a heating temperature of 180° C. and a holding time of 10 h. ;
[0055] 3) centrifuging the product obtained in step 2), the rotating speed is 4000r / min, and the centrifugation time is 3min;
[0056] 4) Put the product obtained in step 3) into a drying oven to dry at a drying temperature of 60°C and a drying time of 10 hours to obtain a precursor;
[0057] 5) Place the precursor (1.0g) obtained in step 4) in a tube furnace, and calcinate at 600°C in a nitrogen atmosphere for 1.5h;
[0058] 6) Disperse the product ...
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