A kind of ag-cose2 nano belt and its preparation method and application
A nanobelt, silver nitrate technology, applied in nanotechnology, nanotechnology, nanotechnology for materials and surface science, etc., can solve problems such as unfavorable catalyst structure, unfavorable large-scale preparation, increase time cost, etc., and achieve excellent Catalytic activity, size uniformity, and synthetic cost reduction effects
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Embodiment 1
[0033] Ag-CoSe 2 The preparation method of nanobelt, comprises the following steps:
[0034] (1) Two-dimensional CoSe 2 - Preparation of DETA nanobelts
[0035]At room temperature, add 249 mg cobalt acetate and 173 mg sodium selenite to a 50 mL glass beaker containing a mixed solution of 13.333 mL deionized water and 26.666 mL diethylenetriamine successively, and magnetically stir the mixed solution at room temperature for 30 Minutes, then transferred to a hydrothermal kettle with a volume of 50mL, and continued to heat at 180°C for 16 hours to obtain the following figure 1 As shown, 2D CoSe with an average width of 300–500 nm 2 -DETA nanobelt solution, and finally the two-dimensional CoSe 2 -The solution of DETA nanobelts was centrifuged, washed with a mixture of deionized water and ethanol, and dried to obtain two-dimensional CoSe 2 - DETA nanoribbons;
[0036] (2)Ag-CoSe 2 Preparation of nanoribbons
[0037] At room temperature, add 21mg of two-dimensional CoSe to a...
Embodiment 2
[0039] Ag-CoSe 2 The preparation method of nanobelt, comprises the following steps:
[0040] (1) Two-dimensional CoSe 2 - Preparation of DETA nanobelts
[0041] At room temperature, add 249 mg cobalt acetate and 173 mg sodium selenite to a 50 mL glass beaker containing a mixed solution of 13.333 mL deionized water and 26.666 mL diethylenetriamine successively, and magnetically stir the mixed solution at room temperature for 30 Minutes, then transferred to a hydrothermal kettle with a volume of 50mL, and continued to heat at 175°C for 16 hours to obtain a two-dimensional CoSe with an average width of 300-500nm 2 -DETA nanobelt solution, and finally the two-dimensional CoSe 2 -The solution of DETA nanobelts was centrifuged, washed with a mixture of deionized water and ethanol, and dried to obtain two-dimensional CoSe 2 - DETA nanoribbons;
[0042] (2)Ag-CoSe 2 Preparation of nanoribbons
[0043] At room temperature, add 21mg of two-dimensional CoSe to a 20mL glass reactio...
Embodiment 3
[0045] Ag-CoSe 2 The preparation method of nanobelt, comprises the following steps:
[0046] (1) Two-dimensional CoSe 2 - Preparation of DETA nanobelts
[0047] At room temperature, add 249 mg cobalt acetate and 173 mg sodium selenite to a 50 mL glass beaker containing a mixed solution of 13.333 mL deionized water and 26.666 mL diethylenetriamine successively, and magnetically stir the mixed solution at room temperature for 30 Minutes, then transferred to a hydrothermal kettle with a volume of 50mL, and continued to heat at 185°C for 16 hours to obtain a two-dimensional CoSe with an average width of 300-500nm 2 -DETA nanobelt solution, and finally the two-dimensional CoSe 2 -The solution of DETA nanobelts was centrifuged, washed with a mixture of deionized water and ethanol, and dried to obtain two-dimensional CoSe 2 - DETA nanoribbons;
[0048] (2)Ag-CoSe 2 Preparation of nanoribbons
[0049] At room temperature, add 21mg of two-dimensional CoSe to a 20mL glass reactio...
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