BIFUNCTIONAL ELECTROCATALYST FOR WATER SPLITTING AND PREPARATION METHOD THEREOF
    24.
    发明申请
    BIFUNCTIONAL ELECTROCATALYST FOR WATER SPLITTING AND PREPARATION METHOD THEREOF 审中-公开
    用于水分解的双功能电解质及其制备方法

    公开(公告)号:WO2017091955A1

    公开(公告)日:2017-06-08

    申请号:PCT/CN2015/096020

    申请日:2015-11-30

    Abstract: A method for preparing a bifunctional electrocatalyst is provided, which comprises: adding a nickel source compound and a ferric iron source compound into a solvent of ethanol; adding a urea into the obtained solution to give a mixture; drying the mixture; grinding the dried mixture into homogeneous powders and then subjecting the homogeneous powders to a heating process under inert atmosphere. The bifunctional electrocatalyst could simultaneously promote HER and OER processes in alkaline solution.

    Abstract translation: 提供了一种制备双功能电催化剂的方法,该方法包括:将镍源化合物和三价铁源化合物加入到乙醇溶剂中; 向得到的溶液中加入尿素,得到混合物; 干燥混合物; 将干燥的混合物研磨成均匀粉末,然后在惰性气氛下使均匀粉末进行加热过程。 双功能电催化剂可以同时促进碱性溶液中的HER和OER过程。

    METHOD AND APPARATUS FOR CHARACTERISING OBJECT

    公开(公告)号:WO2022088547A1

    公开(公告)日:2022-05-05

    申请号:PCT/CN2021/075154

    申请日:2021-02-04

    Abstract: A method for characterising an object is provided and comprises that: providing, via a support plane, coherent incident radiation at the object at each of a plurality of radiation configurations, detecting, at a detector, an intensity of radiation scattered by the object for each of the plurality of radiation configurations, and determining, via an iterative process, an object transmission function associated with the object in dependence on the detected intensity of radiation at the detector for each of the plurality of radiation configurations. The iterative process comprises estimating, for each of the plurality of radiation configurations, an entrance wave function indicative of the incident radiation at the object and an exit wave function indicative of radiation emitted from the object in dependence on the detected intensity at the detector, a support constraint at the support plane and a current estimate of the object transmission function, determining a ratio of a sum of intensities of the exit wave function for the plurality of radiation configurations to a sum of intensities of the entrance wave function for the plurality of radiation configurations, and updating the estimate of the object transmission function in dependence on the determined ratio and an amplitude constraint.

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