公(Gong)司(Si)名(Ming)称(Cheng):(?)北(Bei)京(Jing)精(Jing)科(Ke)科(Ke)仪(Yi)科(Ke)学(Xue)仪(Yi)器(Qi)有(You)限(Xian)公(Gong)司(Si)
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地(Di)址(Zhi):北(Bei)京(Jing)顺(Shun)义(Yi)李(Li)桥(Qiao)苏(Su)活(Huo)小(Xiao)区(Qu)13号(Hao)120
邮(You)编(Bian):(?)10000
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当(Dang)前(Qian)位(Wei)置(Zhi):(?)首(Shou)页(Ye) > 技(Ji)术(Shu)文(Wen)章(Zhang)
旋(Xuan)转(Zhuan)圆(Yuan)盘(Pan)电(Dian)极(Ji)在(Zai)ORR测(Ce)试(Shi)中(Zhong)的(De)精(Jing)准(Zhun)应(Ying)用(Yong)
点(Dian)击(Ji)次(Ci)数(Shu):(?)545 更(Geng)新(Xin)时(Shi)间(Jian):(?)2024-08-23
(?) (?)在(Zai)电(Dian)化(Hua)学(Xue)研(Yan)究(Jiu)领(Ling)域(Yu),(?)旋(Xuan)转(Zhuan)圆(Yuan)盘(Pan)电(Dian)极(Ji)作(Zuo)为(Wei)一(Yi)种(Zhong)重(Zhong)要(Yao)的(De)实(Shi)验(Yan)工(Gong)具(Ju),(?)广(Guang)泛(Fan)应(Ying)用(Yong)于(Yu)氧(Yang)还(Huan)原(Yuan)反(Fan)应(Ying)((?)Oxygen Reduction Reaction, ORR)(?)的(De)研(Yan)究(Jiu)中(Zhong)。(?)通(Tong)过(Guo)旋(Xuan)转(Zhuan)圆(Yuan)盘(Pan)电(Dian)极(Ji)测(Ce)试(Shi)ORR,(?)能(Neng)够(Gou)准(Zhun)确(Que)测(Ce)量(Liang)反(Fan)应(Ying)动(Dong)力(Li)学(Xue)参(Can)数(Shu),(?)揭(Jie)示(Shi)催(Cui)化(Hua)剂(Ji)的(De)活(Huo)性(Xing)与(Yu)机(Ji)理(Li),(?)为(Wei)燃(Ran)料(Liao)电(Dian)池(Chi)、(?)金(Jin)属(Shu)空(Kong)气(Qi)电(Dian)池(Chi)等(Deng)新(Xin)型(Xing)能(Neng)源(Yuan)技(Ji)术(Shu)的(De)发(Fa)展(Zhan)提(Ti)供(Gong)有(You)力(Li)支(Zhi)持(Chi)。(?)
(?) (?)在(Zai)旋(Xuan)转(Zhuan)圆(Yuan)盘(Pan)电(Dian)极(Ji)测(Ce)试(Shi)中(Zhong),(?)首(Shou)先(Xian)需(Xu)要(Yao)精(Jing)心(Xin)配(Pei)制(Zhi)样(Yang)品(Pin)溶(Rong)液(Ye)。(?)通(Tong)常(Chang),(?)将(Jiang)催(Cui)化(Hua)剂(Ji)与(Yu)Nafion分(Fen)散(San)在(Zai)水(Shui)/乙(Yi)醇(Chun)等(Deng)溶(Rong)剂(Ji)中(Zhong),(?)超(Chao)声(Sheng)分(Fen)散(San)均(Jun)匀(Yun)后(Hou),(?)滴(Di)涂(Tu)在(Zai)玻(Bo)碳(Tan)电(Dian)极(Ji)表(Biao)面(Mian),(?)形(Xing)成(Cheng)均(Jun)匀(Yun)的(De)薄(Bao)膜(Mo)电(Dian)极(Ji)。(?)这(Zhe)一(Yi)步(Bu)骤(Zhou)对(Dui)于(Yu)催(Cui)化(Hua)剂(Ji)的(De)附(Fu)着(Zhuo)与(Yu)活(Huo)性(Xing)发(Fa)挥(Hui)至(Zhi)关(Guan)重(Zhong)要(Yao)。(?)
(?) (?)随(Sui)后(Hou),(?)将(Jiang)其(Qi)安(An)装(Zhuang)至(Zhi)电(Dian)化(Hua)学(Xue)工(Gong)作(Zuo)站(Zhan),(?)并(Bing)构(Gou)建(Jian)三(San)电(Dian)极(Ji)体(Ti)系(Xi),(?)包(Bao)括(Kuo)工(Gong)作(Zuo)电(Dian)极(Ji)、(?)参(Can)比(Bi)电(Dian)极(Ji)((?)如(Ru)可(Ke)逆(Ni)氢(Qing)电(Dian)极(Ji)或(Huo)Ag/AgCl电(Dian)极(Ji))(?)和(He)对(Dui)电(Dian)极(Ji)。(?)确(Que)保(Bao)各(Ge)电(Dian)极(Ji)连(Lian)接(Jie)稳(Wen)固(Gu),(?)电(Dian)解(Jie)液(Ye)纯(Chun)净(Jing)无(Wu)杂(Za)质(Zhi),(?)以(Yi)消(Xiao)除(Chu)外(Wai)部(Bu)干(Gan)扰(Rao)。(?)
(?) (?)测(Ce)试(Shi)过(Guo)程(Cheng)中(Zhong),(?)通(Tong)过(Guo)控(Kong)制(Zhi)电(Dian)极(Ji)的(De)转(Zhuan)速(Su),(?)可(Ke)以(Yi)调(Diao)整(Zheng)电(Dian)极(Ji)表(Biao)面(Mian)液(Ye)膜(Mo)的(De)传(Chuan)质(Zhi)速(Su)率(Lu),(?)从(Cong)而(?)稳(Wen)定(Ding)浓(Nong)差(Cha)极(Ji)化(Hua),(?)提(Ti)高(Gao)测(Ce)量(Liang)的(De)准(Zhun)确(Que)性(Xing)和(He)重(Zhong)复(Fu)性(Xing)。(?)同(Tong)时(Shi),(?)电(Dian)化(Hua)学(Xue)工(Gong)作(Zuo)站(Zhan)记(Ji)录(Lu)并(Bing)处(Chu)理(Li)反(Fan)应(Ying)过(Guo)程(Cheng)中(Zhong)的(De)电(Dian)流(Liu)-电(Dian)压(Ya)曲(Qu)线(Xian),(?)通(Tong)过(Guo)数(Shu)据(Ju)分(Fen)析(Xi),(?)可(Ke)以(Yi)计(Ji)算(Suan)得(De)到(Dao)动(Dong)力(Li)电(Dian)流(Liu)密(Mi)度(Du)、(?)法(Fa)拉(La)第(Di)效(Xiao)率(Lu)及(Ji)过(Guo)氧(Yang)化(Hua)氢(Qing)产(Chan)率(Lu)等(Deng)关(Guan)键(Jian)参(Can)数(Shu)。(?)
(?) (?)值(Zhi)得(De)注(Zhu)意(Yi)的(De)是(Shi),(?)在(Zai)ORR测(Ce)试(Shi)中(Zhong),(?)催(Cui)化(Hua)剂(Ji)的(De)活(Huo)性(Xing)与(Yu)稳(Wen)定(Ding)性(Xing)受(Shou)多(Duo)种(Zhong)因(Yin)素(Su)影(Ying)响(Xiang),(?)如(Ru)电(Dian)极(Ji)表(Biao)面(Mian)状(Zhuang)态(Tai)、(?)电(Dian)解(Jie)液(Ye)组(Zu)成(Cheng)、(?)扫(Sao)描(Miao)速(Su)度(Du)等(Deng)。(?)因(Yin)此(Ci),(?)在(Zai)测(Ce)试(Shi)过(Guo)程(Cheng)中(Zhong)需(Xu)要(Yao)严(Yan)格(Ge)控(Kong)制(Zhi)实(Shi)验(Yan)条(Tiao)件(Jian),(?)确(Que)保(Bao)数(Shu)据(Ju)的(De)可(Ke)靠(Kao)性(Xing)和(He)可(Ke)比(Bi)性(Xing)。(?)
(?) (?)综(Zong)上(Shang)所(Suo)述(Shu),(?)旋(Xuan)转(Zhuan)圆(Yuan)盘(Pan)电(Dian)极(Ji)测(Ce)试(Shi)ORR是(Shi)一(Yi)种(Zhong)精(Jing)准(Zhun)、(?)高(Gao)效(Xiao)的(De)实(Shi)验(Yan)方(Fang)法(Fa),(?)能(Neng)够(Gou)为(Wei)电(Dian)化(Hua)学(Xue)研(Yan)究(Jiu)者(Zhe)提(Ti)供(Gong)丰(Feng)富(Fu)的(De)实(Shi)验(Yan)数(Shu)据(Ju)和(He)深(Shen)入(Ru)的(De)反(Fan)应(Ying)机(Ji)理(Li)信(Xin)息(Xi)。(?)随(Sui)着(Zhuo)技(Ji)术(Shu)的(De)不(Bu)断(Duan)进(Jin)步(Bu)和(He)应(Ying)用(Yong)领(Ling)域(Yu)的(De)不(Bu)断(Duan)拓(Tuo)展(Zhan),(?)电(Dian)极(Ji)在(Zai)ORR研(Yan)究(Jiu)中(Zhong)的(De)应(Ying)用(Yong)前(Qian)景(Jing)将(Jiang)更(Geng)加(Jia)广(Guang)阔(Kuo)。(?)