A bismuth telluride nanosheet loaded with cobalt nickel molybdenum particles and its synthesis method
一种碲化铋、纳米片的技术,应用在化学仪器和方法、化学/物理过程、物理/化学过程催化剂等方向,能够解决限制应用、价格昂贵等问题,达到反应时间缩短、操作简便、操作简单的效果
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Embodiment 1
[0022] Take 0.315gBiCl 3 , 0.34gNa 2 TeO 3 , 0.48g PVP (w = 40000), 0.58g NaOH in 36ml ethylene glycol, stirred at room temperature for 2h.
[0023] Transfer the above to a polytetrafluoroethylene high-temperature reactor, and keep the temperature at 220° C. for 36 hours.
[0024] The samples were taken out, washed by centrifugation with deionized water and absolute ethanol three times, and then dried for use.
[0025] Take 0.07g of dried bismuth telluride nanosheets after alkali treatment and put them in the Co-Ni-Mo source mixed solution, the volume ratio of ethylene glycol: water in the mixed solution is 1:1, and the total amount of the solution is 20ml. The concentration of nickel sulfate in the solution is 0.0285M, the concentration of sodium molybdate is 0.00565M, the concentration of cobalt nitrate is 0.000694M, the concentration of trisodium citrate is 0.0249M, the concentration of PVP is 0.0000625M, stir at room temperature for 50min, and then directly Add 0.08g o...
Embodiment 2
[0028] Take 0.315gBiCl 3 , 0.34gNa 2 TeO 3 , 0.52g PVP (w = 40000), 0.62g NaOH in 36ml ethylene glycol, stirred at room temperature for 2h.
[0029] Transfer the above to a polytetrafluoroethylene high-temperature reactor, and keep the temperature at 220° C. for 36 hours.
[0030] The samples were taken out, washed by centrifugation with deionized water and absolute ethanol three times, and then dried for use.
[0031] Take 0.07g of dried bismuth telluride nanosheets after alkali treatment and put them in the Co-Ni-Mo source mixed solution, the volume ratio of ethylene glycol: water in the mixed solution is 1:1, and the total amount of the solution is 20ml. The concentration of nickel sulfate in the solution is 0.0287M, the concentration of sodium molybdate is 0.00567M, the concentration of cobalt nitrate is 0.00694M, the concentration of trisodium citrate is 0.0251M, the concentration of PVP is 0.0000625M, stir at room temperature for 70min, and then directly Add 0.08g of...
Embodiment 3
[0034] Take 0.315gBiCl 3 , 0.34gNa 2 TeO 3 , 0.50g PVP (w = 40000), 0.60g NaOH in 36ml ethylene glycol, stirred at room temperature for 2h.
[0035] Transfer the above to a polytetrafluoroethylene high-temperature reactor, and keep the temperature at 220° C. for 36 hours.
[0036] The samples were taken out, washed by centrifugation with deionized water and absolute ethanol three times, and then dried for use.
[0037] Take 0.07g of dried bismuth telluride nanosheets after alkali treatment and put them in the Co-Ni-Mo source mixed solution, the volume ratio of ethylene glycol: water in the mixed solution is 1:1, and the total amount of the solution is 20ml. The concentration of nickel sulfate in the solution is 0.0286M, the concentration of sodium molybdate is 0.00566M, the concentration of cobalt nitrate is 0.0347M, the concentration of trisodium citrate is 0.0250M, the concentration of PVP is 0.0000625M, stir at room temperature for 60min, and then directly Add 0.08g of ...
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