鑻忓窞澶у閭撴槶鏁欐巿璇鵑緇勩夾CS AMI銆嬶細MOF琛嶇敓鐨勮秴楂樻瘮琛ㄩ潰澶氬瓟紕崇撼綾崇珛鏂硅礋杞介噾灞為拰鍌寲鍙哃i2O2鐢熸垚
2021-06-16 鏉ユ簮:涓浗鑱氬悎鐗╃綉 鐐瑰嚮嬈?/span>
鍏抽敭璇嶏細澶氬瓟紕崇撼綾?/a>
闈炶川瀛愰攤姘ф皵(Li-O2)鐢墊睜鍥犲叾鍦ㄥ悇縐嶅彲鍏呯數鐢墊睜涓悊璁鴻兘閲忓瘑搴︽渶楂樿屽紩璧蜂簡浜轟滑鏋佸ぇ鐨勫叴瓚ｃ傜劧鑰岋紝闃存瀬緙撴參涓?/span>涓嶅彲閫嗙殑涓夌浉鍙嶅簲涓ラ噸闃葷浜?/span>璇ヤ綋緋?/span>鐨?/span>鐮旂┒榪涘睍銆傚洜姝わ紝寮鍙戦珮鏁?/span>鐨勯槾鏋?/span>鍌寲鍓傦紝鍔犻?/span>鏀劇數浜х墿Li2O2鍙嗙殑褰㈡垚/鍒嗚В錛屽浜?/span>閿傛哀姘旂數姹犱綋緋葷殑鐮旂┒鑷沖叧閲嶈銆?/span> 鑻忓窞澶у閭撴槶鏁欐巿璇鵑緇?/span>鎻愬嚭浜嗕竴縐嶄互閲戝睘鏈夋満妗嗘灦ZIF-8涓烘ā鏉匡紝閫氳繃楂樻俯澶勭悊鍒跺楂樻瘮琛ㄩ潰縐紙1600 m2g-1錛夌殑寰瓟紕籌紝騫惰礋杞?/span>Ru綰崇背棰楃矑鐨勫偓鍖栧墏璁捐鏂規銆傝鏂規涓嶄粎婊¤凍浜嗛攤姘х數姹犻槾鏋佸偓鍖栧墏鎵闇鐨勫瀛旂粨鏋勫拰楂樻瘮琛ㄩ潰縐紝浼樺紓鐨勫鐢墊э紝鑰屼笖鍏呭垎鍒╃敤浜嗚〃闈u綰崇背棰楃矑鐨凮RR/OER鍌寲媧繪с傝繖涓滀竴鐭充笁楦熲濈殑鏂規浣垮緱鎴戜滑瀵歸攤姘ф皵鐢墊睜闃存瀬鍌寲鍓傜殑璁捐鑾峰緱浜嗘瀬澶х殑鍚彂錛屼粠鑰屼負鎻愬崌閿傛哀姘旂數姹犵殑鐢靛寲瀛︽ц兘鎻愪緵浜嗙悊鎬х殑鎸囧銆傝宸ヤ綔浠モ?/span>Ru-Embedded Highly Porous Carbon Nanocubes Derived from Metal?Organic Frameworks for Catalyzing Reversible Li2O2 Formation鈥濅負棰橈紝鍙戣〃浜?/span>銆?/span>ACS Applied Materials & Interfaces銆?/span>錛岀涓浣滆呬負紜曞＋鐮旂┒鐢熼瓘涔愶紝閫氳浣滆呬負閭撴槶鏁欐巿錛岃檔浜佸笀銆?/span>
鍥?/span>1. Ru@MCN 鐨勫埗澶囦笌琛ㄥ緛
鍒╃敤SEM錛孹RD錛孊ET鍙奣EM絳夊縐嶈〃寰佹妧鏈紝璇佹槑浜嗚綰崇背鏉愭枡瓚呴珮鐨勬瘮琛ㄩ潰縐紝浠ュ強Ru綰崇背棰楃矑鐨勫潎鍖璐熻澆銆?/span>
鍥?/span>2. Ru@MCN銆丮CN鍜孲uper P鍦?span>閿傛哀姘旂數姹犱腑鐨勭數鍖栧鎬ц兘銆?/span>
閫氳繃瀵規瘮Ru@MCN銆?/span>MCN鍜屽晢鐢ㄥ鐢電⒊Super P鐨勭數鍖栧鎬ц兘錛岃瘉鏄庝簡楂樺偓鍖栨椿鎬х殑Ru綰崇背棰楃矑鍜岄珮姣旇〃闈㈢殑澶氬瓟緇撴瀯錛屽浜庢彁鍗囬攤姘ф皵鐢墊睜鐨勬斁鐢靛閲忥紝闄嶄綆鍏惰繃鐢典綅鍏鋒湁鏄捐憲鐨勬晥鏋溿?/span>
鍥?. Ru@MCN鐨勫驚鐜強鍊嶇巼鎬ц兘
Ru@MCN鐩稿浜庡叾浠栦袱涓牱鍝佸叿鏈夋洿紿佸嚭鐨勫驚鐜ǔ瀹氭у拰鍊嶇巼鎬ц兘錛屽嵆浣垮湪1000 mA g-1鐨勫ぇ鐢墊祦瀵嗗害涓嬩粛鍙ǔ瀹氱殑寰幆100鍦堜互涓婏紝閫氳繃鐮旂┒寰幆鍓嶅悗鐨?/span>EIS鍙戠幇錛屼箣鎵浠?/span>Ru@MCN鍏鋒湁鏇翠紭寮傜殑紼沖畾鎬э紝鏄洜涓烘斁鐢典駭鐢熺殑緇濈紭浜х墿Li2O2鍏鋒湁鏇村ソ鐨勫彲閫嗘с?/span>
鍥?/span>4. 璇佹槑Li2O2鍙嗙殑褰㈡垚/鍒嗚В鐨勯槾鏋佺殑(闈?鍘熶綅琛ㄥ緛銆?/span>
閫氳繃SEM銆乆RD鍙奨PS鍙戠幇璇ヤ綋緋葷殑鏀劇數浜х墿涓虹墖鐘禠i2O2,涓斿湪鍏呯數鍚庡彲浠ュ厖鍒嗙殑娑堣楋紝浠庤屽疄鐜扮ǔ瀹氬彲閫嗙殑寰幆銆傚師浣?/span>DEMS媯嫻嬪埌鏀劇數榪囩▼鍙婂厖鐢佃繃紼嬩腑鐨勭數瀛愪笌姘ф皵鐨勬瘮鍊煎垎鍒負2.07鍜?/span>2.05錛岃瘉瀹炰簡鍓弽搴斿湪璇ヤ綋緋諱腑闈炲父寰急銆?/span>
閭撴槶鏁欐巿鍙婅棰樼粍綆浠?/span>
閭撴槶錛岃嫃宸炲ぇ瀛﹁兘婧愬闄㈡暀鎺堬紝鍗氬＋鐢熷甯堬紝鍥藉鍥涢潚浜烘墠鍏ラ夎咃紝姹熻嫃鐪佺壒鑱樻暀鎺堛?/span>1999錛?002騫村垎鍒幏寰椾笂嫻蜂氦閫氬ぇ瀛﹀寲瀛﹀寲宸ュ闄㈢簿緇嗗寲宸ュ澹強搴旂敤鍖栧紜曞＋瀛︿綅銆備箣鍚庤蕩緹庣暀瀛︼紝浜?009騫磋幏寰楃編鍥藉姞宸炲ぇ瀛︽埓緇存柉鍒嗘牎鍒嗘瀽鍖栧鍗氬＋瀛︿綅銆傚崥澹瘯涓氬悗浜?009-2012騫存湡闂村湪緹庡浗鍥藉鏍囧噯鎶鏈眬錛?/span>NIST錛夌撼綾崇瀛︽妧鏈腑蹇冿紙CNST錛変粠浜嬩笌綰崇背鍔涘鍜屼綆緇寸⒊鏉愭枡鐩稿叧鐨勮棰樼爺絀躲傚崥澹悗鍑虹珯鍚庡厛鍚庡湪鍏ㄧ悆棰囧叿褰卞搷鍔涚殑鐭蟲補鍖栧伐浼佷笟Halliburton浠ュ強Afton Chemical鎷呬換楂樼駭鐮斿彂鑱屽姟錛屽弬涓庡茍涓繪寔浜嗗涓煶鍖栨柊浜у搧鍜屾柊鏉愭枡鐨勫紑鍙戦」鐩紝搴旂敤妯法鑸┖鍒墮犮佺煶娌瑰嫎鎺互鍙婃苯杞︿紶鍔ㄧ瓑澶氫釜棰嗗煙銆傝縿浠婁負姝㈠湪Nature Mater.銆?/span>Nature Commun.銆?/span>Energy & Environ. Sci.銆?/span>Angew. Chem.銆?/span>ACS Nano銆?/span>ACS Catal.絳夊浗闄呮潈濞佸鏈湡鍒婁笂鍙戣〃瀛︽湳璁烘枃錛岀敵璇峰茍琚巿浜堝欏圭編鍥藉拰涓浗涓撳埄銆傞噸瑕佺爺絀舵垚鏋滆Science銆?/span>Nature Materials銆佺編鍥芥懇鎿︿笌娑︽粦宸ョ▼甯堝崗浼氥?/span>R&D Magazine絳変紬澶氬獟浣撴姤閬撱?/span>
鐩稿叧閾炬帴
https://pubs.acs.org/doi/abs/10.1021/acsami.1c06572
鍏嶈矗澹版槑錛氶儴鍒嗚祫鏂欐潵婧愪簬緗戠粶錛岃漿杞界殑鐩殑鍦ㄤ簬浼犻掓洿澶氫俊鎭強鍒嗕韓錛屽茍涓嶆剰鍛崇潃璧炲悓鍏惰鐐規垨璇佸疄鍏剁湡瀹炴э紝
涔熶笉鏋勬垚鍏朵粬寤鴻銆備粎鎻愪緵浜ゆ祦騫沖彴錛屼笉涓哄叾鐗堟潈璐熻矗銆傚娑夊強渚墊潈錛岃鑱旂郴鎴戜滑鍙婃椂淇敼鎴栧垹闄ゃ?br>閭錛歩nfo@polymer.cn
錛堣矗浠葷紪杈戯細sun錛?
