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 | 濉戞枡 | 姍¤兌 | 綰ょ淮 | 娑傛枡涓庢補澧?/a> | 鑳剁矘鍓?/a> | 澶嶅悎鏉愭枡 | 鐭沖寲 | 鍖栧伐 | 浠櫒浠〃 | 鏂頒駭涓?/a> | 涓撻 | 榪斿洖棣栭〉 |
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| 濉戞枡 | 姍¤兌 | 綰ょ淮 | 娑傛枡涓庢補澧?/a> | 鑳剁矘鍓?/a> | 澶嶅悎鏉愭枡 | 鐭沖寲 | 鍖栧伐 | 浠櫒浠〃 | 鏂頒駭涓?/a> | 涓撻 | 榪斿洖棣栭〉 |
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甯歌姘寸郴娑叉祦鐢墊睜鐨勫紑璺數(shù)鍘嬪彈鍒版按鐢?shù)瑙ｇ殑闄愬埗銆備笌涔嬬浉姣旓紝鏈夋満婧跺墏鍏鋒湁鏇村鐨勭數(shù)鍖栧紿楀彛錛屽埄鐢ㄥ叾鏋勬垚鐨勬哀鍖栬繕鍘熸恫嫻佺數(shù)姹犱篃琛ㄧ幇鍑烘洿楂樼殑寮璺數(shù)鍘嬶紝鍥犳鐞嗚涓婂彲浠ュ疄鐜版洿楂樼殑鑳介噺瀵嗗害銆傜劧鑰岋紝鐜伴樁孌電殑闈炴按緋繪哀鍖栬繕鍘熸恫嫻佺數(shù)姹犱粛鐒跺瓨鍦ㄥ緢澶氱己鐐廣備緥濡傚ぇ澶氭暟鏈夋満姘у寲榪樺師媧繪ф潗鏂欑殑婧惰В搴﹀お浣庯紝浠ヨ嚦浜庝笉鑳借揪鍒伴鏈熺殑楂樿兘閲忓瘑搴︺傛澶栭潪姘寸郴姘у寲榪樺師娑叉祦鐢墊睜閫氬父鍦?lt;10 mA cm-2鐨勭數(shù)嫻佸瘑搴︿笅宸ヤ綔銆備笌姘寸郴娑叉祦鐢墊睜鐨勯珮鐢墊祦瀵嗗害錛堥氬父> 100 mA cm-2錛夌浉姣旓紝鐩稿杈冧綆鐨勫煎凡鎴愪負(fù)闈炴按緋繪哀鍖栬繕鍘熸恫嫻佺數(shù)姹犺繘涓姝ュ彂灞曠殑闅滅銆傞櫎鐢?shù)瑙ｈ川鐢?shù)瀵肩巼鍜岃啘鐢?shù)闃诲锛屾哀鍖枠q樺師媧繪ф潗鏂欑殑鐢?shù)鍖栧琛屼皋Z篃琚涓烘槸楂樼數(shù)嫻佸瘑搴︿笅鎬ц兘鐨勫彟涓涓洜绱犮傚叿鏈夐珮鎵╂暎鑳藉姏鐨勬哀鍖栬繕鍘熸椿鎬ф潗鏂欐湁鍒╀簬闄嶄綆鐢墊睜鐨勬瀬鍖栧拰鎻愰珮鏁堢巼銆?/span>
涓轟簡瑙ｅ喅浠ヤ笂闂錛岃繎鏈燂紝澶╂觸澶у鏉庢案涓瑰拰寮犵繝濞熷洟闃熺爺絀朵簡鍩轟簬紜濆熀鑻殑璐熸瀬鏉愭枡鈥斺旂鍩鴻嫰錛圢B錛夛紝2-紜濆熀鐢茶嫰(2-NT)錛?-紜濆熀鐢茶嫰(3-NT)浠ュ強4-紜濆熀鐢茶嫰錛?-NT錛夈傚洓縐嶅閫夋潗鏂欏湪瀹ゆ俯涓嬮兘鍏鋒湁寰堥珮鐨勬憾瑙ｅ害銆傛澶栵紝鍥涜呴兘鍏鋒湁杈冮珮鎵╂暎緋繪暟鍜岀數(shù)鍖栧鍔ㄥ姏瀛﹀弽搴斿父鏁幫紝榪欐湁鍒╀簬鍏跺湪杈冮珮宸ヤ綔鐢墊祦涓嬬殑琛ㄧ幇銆傛渶鍚庯紝閫氳繃涓庢鏋佺墿璐?,5-浜屽彅涓佸熀-1-鐢叉哀鍩?4-[2鈥?鐢叉哀鍩轟箼姘у熀]鑻紙DBMMB錛夐厤瀵圭殑娑叉祦鐢墊睜鐨勫驚鐜ǔ瀹氭ф祴璇曪紝閫夊嚭鏈浣寵礋鏋佺墿璐ㄣ傜浉鍏蟲垚鏋滀互鏍囬涓衡?/span>Liquid Nitrobenzene-Based Anolyte Materials for High-Current and -Energy-Density Nonaqueous Redox Flow Batteries鈥濆彂琛ㄥ湪ACS Applied Materials & Interfaces銆傚ぉ媧ュぇ瀛﹀寲宸ュ闄㈠崥澹爺絀剁敓寰愪笢瀵掍負(fù)璁烘枃絎竴浣滆呫傛鐮旂┒寰楀埌鍥藉鑷劧縐戝鍩洪噾璧勫姪鏀寔銆?/span>
鍥?a鏄劇ず浜嗗湪100 mV s-1鐨勬壂鎻忛熺巼涓嬶紝鍦?.1 M 鍥涗箼鍩洪摰鍙岋紙涓夋盁鐢插熀紓洪叞錛夐叞浜氳兒鐩?/span>錛圱EATFSI錛?nbsp;/涔欒厛錛圡eCN錛変腑鐨?.01 M媧繪х墿璐ㄧ殑寰幆浼忓畨錛圕V錛夋洸綰褲侱BMMB鐨勫崐娉㈢數(shù)鍔夸負(fù)0.69 V vs.Ag / Ag 錛屽綋浣跨敤涓嶅悓鐨勯槼鏋佺數(shù)瑙ｆ恫鏃訛紝璇ュ崐娉㈢數(shù)鍔夸繚鎸佹亽瀹氥備笉鍚岀殑闃蟲瀬鍖栧悎鐗╂樉紺哄嚭涓嶅悓鐨勭數(shù)浣嶃侼B錛?-NT錛?-NT鍜?-NT鐨勫叿鏈夋嘗鐢?shù)鍔垮垎鍒?1.54錛?1.65錛?1.56錛?1.59 V vs. Ag/Ag 銆傚洜姝わ紝鍩轟簬DBMMB/NB錛孌BMMB/2-NT錛孌BMMB/3-NT鍜孌BMMB/4-NT鐨勬恫嫻佺數(shù)姹犵殑寮璺數(shù)鍘嬪垎鍒負(fù)2.23錛?.34錛?.25鍜?.28 V銆傞氳繃绱-鍙鍏夎氨娉曟祴寰楁椿鎬х墿璐ㄥ湪 1.0 M TEATFSI/MeCN 涓殑鏋侀檺婧惰В搴︼紙NB涓?.1 M錛?-NT涓?.4 M錛?-NT涓?.3 M錛?4-NT涓?.8 M錛夈傚埄鐢ㄩ珮?gòu)箵搴﹀拰楂樺紑璺數(shù)鍘嬶紝鍩轟簬DBMMB/NB錛孌BMMB/2-NT錛孌BMMB/3-NT鍜孌BMMB/4-NT鐨勬恫嫻佺數(shù)姹犵殑鐞嗚鑳介噺瀵嗗害杈懼埌182, 169, 160, 鍜?16 W h L?1銆傜粨鏋滀紭浜庡ぇ澶氭暟闈炴按緋繪恫嫻佺數(shù)姹狅紝鍏剁悊璁鴻兘閲忓瘑搴﹀緢灝戣秴榪?0 Wh L-1銆?/span>
閫氳繃CV涓庣嚎鎬т紡瀹夛紙LSV錛夋祴璇曞媧繪х墿璐ㄧ殑鎵╂暎緋繪暟錛圖錛変笌鐢?shù)鍖栧鍔ㄥ姏瀛﹂熺巼甯告暟錛坘0錛夎繘琛岃瘎浼般傚鍥?b鏄劇ず錛屼笌鍏朵粬甯歌媧繪х墿璐ㄨ繘琛屾瘮杈冿紝鍥涚媧繪х墿璐ㄥ叿鏈夎緝楂樼殑D鍜宬0錛岃繖鏈夊埄浜庡叾鍦ㄨ緝楂樺伐浣滅數(shù)嫻佷笅鐨勮〃鐜般傝繖縐嶅揩閫熺殑璐ㄩ噺鍜岀數(shù)鑽瘋漿縐誨姩鍔涘鍙兘寰楃泭浜庢椿鎬х墿璐ㄧ殑灝忓垎瀛愬昂瀵搞?/span>
鍥?錛歛) 鍦?nbsp;0.1 M TEATFSI/MeCN 婧舵恫涓?.01 M DBMMB/0.01 M 璐熸瀬媧繪х墿璐ㄧ殑寰幆浼忓畨鍥俱傛壂鎻忛熺巼涓?0.1 V s-1銆俠) 鏈伐浣滀笌鏂囩尞涓椿鎬х墿璐ㄧ殑鍔ㄥ姏瀛﹂熺巼甯告暟 (k0) 鍜屾墿鏁ｇ郴鏁?(D) 鐨勬瘮杈冦?/span>
涓轟簡璇勪及瀹為檯鐢墊睜涓殑鍙栦唬鍩烘晥鏋滐紝灝嗘販鍚堢殑闃蟲瀬鍜岄槾鏋佹潗鏂欏湪嫻侀氭睜涓繘琛屼簡寰幆嫻嬭瘯銆傚鍥?a鎵紺猴紝褰撳皢2-NT鐢ㄤ綔闃蟲瀬鏉愭枡鏃訛紝瀹歸噺琛板噺闈炲父蹇備絾鏄紝浣跨敤3-NT瀵艱嚧寰幆紼沖畾鎬х暐鏈夋敼鍠勩?-NT鍦?0涓驚鐜悗琛ㄧ幇鍑?3.6錛呯殑瀹歸噺淇濇寔鐜囷紝浼樹簬NB鐨?6.1錛呬笌4-NT鐨?4.0錛呫傚驚鐜ǔ瀹氭х殑涓嶅悓鍙兘涓庡甫鐢墊椿鎬х墿璐ㄧ殑鍗曠數(shù)瀛愬崰鎹建閬擄紙SOMO錛夎兘綰ф湁鍏籌紝SOMO鑳界駭瓚婇珮瓚婂鏄撳彂鐢熶翰鏍稿弽搴旓紙鍥?b錛夈傚鍩轟簬2-NT鐨勭數(shù)瑙ｆ恫寰幆鍓嶅悗榪涜鍒嗘瀽錛堝浘2c錛?鍙戠幇鍏朵富瑕佸壇鍙嶅簲浜х墿涓轟簩鑱氫綋銆?/span>
鍥?錛歛) 0.1 M DBMMB/0.1 M闃蟲瀬鏉愭枡錛圢B錛?-NT錛?-NT鎴?-NT錛夌殑娑叉祦鐢墊睜鏀劇數(shù)瀹歸噺淇濇寔鐜囥傝啘涓篋aramic-250錛岀數(shù)嫻佸瘑搴︿負(fù)60 mA cm-2銆俠) 甯︾數(shù)鐘舵佷笅鐨勫洓縐嶆椿鎬х墿璐ㄧ殑SOMO鑳界駭銆俢) 鍩轟簬2-NT鐨勭數(shù)瑙ｆ恫寰幆鍓嶅悗鐨勬牳紓佸叡鎸阿璋卞浘銆?/span>
鍦ㄧ數(shù)嫻佸瘑搴︿負(fù)50 mA鍒?0 mA cm-2鐨勬潯浠朵笅榪涜鐢墊睜鐨勫嶇巼鎬ц兘嫻嬭瘯銆傚浜庢瘡涓數(shù)嫻佸瘑搴︼紝嫻嬭瘯浜?涓厖鐢?鏀劇數(shù)寰幆錛屽嚑涔庢亽瀹氱殑瀹歸噺琛ㄦ槑娑叉祦鐢墊睜鍏鋒湁寰堥珮鐨勭ǔ瀹氭с傚浜?0銆?0銆?0鍜?0 mA cm-2鐨勭數(shù)嫻佸瘑搴︼紝騫沖潎鏀劇數(shù)瀹歸噺鍒嗗埆淇濇寔鍦?.6銆?.1銆?.5鍜?.9 Ah L-1銆傛斁鐢?shù)瀹归噺闅忕潃鐢墊祦瀵嗗害鐨勫鍔犺岄愭笎鍑忓皬鏄瀬鍖栨崯鑰楀鍔犵殑緇撴灉銆傜敱浜庝氦鍙夋晥搴旂浉瀵硅緝寮憋紝搴撲雞鏁堢巼錛圕E錛夐殢鐢墊祦瀵嗗害鏄劇ず鍑哄井寮辯殑澧為暱銆傜浉鍙嶏紝褰撶數(shù)嫻佸瘑搴︿粠50 mA cm-2澧炲姞鍒?0 mA cm-2鏃訛紝鐢變簬鏋佸寲鐢?shù)闃诲鍔犲Q岀數(shù)鍘嬫晥鐜囷紙VE錛変粠81.0錛呴檷浣庡埌64.0錛呫傛諱綋鑰岃█錛屽嵆浣垮湪鐩稿杈冮珮鐨勭數(shù)嫻佸瘑搴︿笅錛屽熀浜庣殑DBMMB/3-NT娑叉祦鐢墊睜浠嶅叿鏈夊嚭鑹茬殑鍊嶇巼鎬ц兘銆傝瘎浼頒簡0.1 M DBMMB/0.1 M 3-NT/1.0 M TEATFSI/MeCN鐨勬恫嫻佺數(shù)姹犲湪60 mA cm-2涓嬬殑鍏呮斁鐢?shù)弩@鐜ц兘銆傛瀬鍖栨洸綰挎祴璇曠粨鏋滄樉紺虹數(shù)姹犲湪100錛匰OC鏃跺彲杈懼埌237 Wh L-1鐨勫嘲鍊煎姛鐜囧瘑搴︼紝鍑犱箮浼樹簬鎵鏈夊凡鎶ラ亾鐨勯潪姘寸郴娑叉祦鐢墊睜銆傜數(shù)姹犲湪50涓驚鐜腑淇濇寔浜嗙浉瀵硅緝楂樼殑鏁堢巼錛屽叾涓瑿E涓?3.7錛咃紝VE涓?6.6錛咃紝鑳介噺鏁堢巼錛圗E錛変負(fù)71.8錛呫傚鉤鍧囨斁鐢?shù)瀹归噺杈惧?.25 Ah L-1錛屾潗鏂欏埄鐢ㄧ巼楂樿揪84.0錛咃紙鐞嗚瀹歸噺涓?.68 Ah L-1錛夈?/span>
鍥?/span>3錛?/span>a錛夊閲忎笌鐢墊睜50鑷?0 mA cm-2鐨勫驚鐜鏁頒箣闂寸殑鍏崇郴銆俠錛変笉鍚岀數(shù)嫻佸瘑搴︿笅鐨勬晥鐜囥俢錛塈-V鏋佸寲鏇茬嚎銆俤錛?.1 M DBMMB/0.1 M 3-NT/1.0 M TEATFSI/MeCN鐨勬恫嫻佺數(shù)姹犲湪60 mA cm-2鏃剁殑寰幆鏁堢巼鍜屽閲忋?/span>
涓轟簡鍏呭垎鍒╃敤DBMMB鍜?-NT鐨勯珮婧惰В搴︼紝瑁呴厤浜?.0 M DBMMB/1.0 M 3-NT/1.2 M TEATFSI/MeCN鐨勬恫嫻佺數(shù)姹狅紝騫跺湪80 mA cm-2涓嬭繘琛屼簡嫻嬭瘯銆傚湪50涓驚鐜腑錛屽鉤鍧嘋E錛孷E鍜孍E鍒嗗埆涓?2.8錛咃紝52.0錛呭拰48.2錛咃紙鍥?a錛夈傚垵濮嬪厖鐢?shù)鍜屾攧?shù)瀹歸噺鍒嗗埆杈懼埌13.7鍜?1.2 Ah L-1銆?nbsp;鍥犳錛岃娑叉祦鐢墊睜鐨勫疄闄呰兘閲忓瘑搴﹀湪鍏呯數(shù)榪囩▼涓揪鍒?7.8 Wh L-1錛屽湪鏀劇數(shù)榪囩▼涓揪鍒?8.7 Wh L-1銆傛祦閫氭睜鐨勫姝ら珮鐨勫伐浣滅數(shù)嫻佸瘑搴﹀拰瀹為檯鐨勪綋縐兘閲忓瘑搴︽樉鐫楂樹簬鍏朵粬宸叉姤閬撶殑鍏ㄦ湁鏈洪潪姘寸郴姘у寲榪樺師娑叉祦鐢墊睜(鍥?b)銆?/span>
鍥?錛?/span>a) 1.0 M DBMMB/1.0 M 3-NT/1.2 M TEATFSI/MeCN鐨勬恫嫻佺數(shù)姹犲湪80 mA cm-2涓嬬殑寰幆鏁堢巼銆俠錛塂BMMB/3-NT鍜屽叾浠栨枃鐚殑娑叉祦鐢墊睜鎬ц兘鐨勬瘮杈冦?/span>
鎬諱箣錛屼粬浠埄鐢ㄦ恫浣撴椿鎬х墿璐ㄧ殑楂樻憾瑙ｅ害錛屽紑鍙戜簡涓縐嶉珮鑳介噺瀵嗗害鐨勬恫嫻佺數(shù)姹犮傛鏋佹椿鎬х墿璐ㄤ負(fù)2,5-浜屽彅涓佸熀-1-鐢叉哀鍩?4-[2鈥?鐢叉哀鍩轟箼姘у熀]鑻紙DBMMB錛夛紝璐熸瀬媧繪х墿璐ㄤ負(fù)3-紜濆熀鐢茶嫰(3-NT)銆傚湪浠ヤ箼鑵?MeCN)浣滄憾鍓傦紝鍥涗箼鍩洪摰鍙岋紙涓夋盁鐢插熀紓洪叞錛夐叞浜氳兒鐩?TSATFSI)浣滄敮鎸佺數(shù)瑙ｈ川鏃訛紝鏋勬垚鐨勭數(shù)姹犲紑璺數(shù)鍘嬩負(fù)2.25 V銆備嬌鐢―aramic-250浣滀負(fù)鐢墊睜闅旇啘錛?.1 M媧繪х墿璐ㄧ殑鐢墊睜鍦ㄧ數(shù)嫻佸瘑搴?0 mA cm-2涓?0嬈″驚鐜殑騫沖潎鏀劇數(shù)瀹歸噺涓?.25 Ah L-1錛孋E=93.7%錛孷E=76.6%錛孍E=71.8%銆傚綋媧繪х墿璐ㄦ祿搴︽彁鍗囧埌1.0 M錛岀數(shù)嫻佸瘑搴︿負(fù)80 mA cm-2涓嬶紝鐢墊睜棣栨鍏呯數(shù)瀹歸噺杈懼埌37.8 Wh L-1錛?0嬈″驚鐜殑騫沖潎CE=92.8%錛孷E=52.0%錛孍E=48.2%銆?/span>
鐩稿叧閾炬帴
https://pubs.acs.org/doi/full/10.1021/acsami.1c05564