2022骞?鏈?鏃ワ紝澶╂触鐞嗗伐澶у鍦∟ano Research Energy鍙戣〃棰樹负鈥淓lucidating the charge-transfer and Li-ion-migration mechanisms in commercial lithium-ion batteries with advanced electron microscopy鈥濈殑缁艰堪璁烘枃銆侟/p>
鍥?: (a)浼犵粺琛ㄥ緛鏂规硶(GITT銆 EIS 銆丆V鏇茬嚎銆乆RD鍥捐氨銆乆PS銆佹媺鏇煎拰NMR鍏夎氨)鐨勫師鐞嗗強鍏舵墍鑾峰緱鐨勭數姹犱腑鐨勪俊鎭€ (b)鍏堣繘鐢靛瓙鏄惧井闀?鍘熷瓙鍍忥紝EDS銆丒ELS 銆佸樊鍒嗙浉浣嶈‖搴︺€佺數瀛愬叏鎭?鐨勫師鐞嗗強鍏舵墍鑾峰緱鐨勯攤绂诲瓙鐢垫睜涓殑淇℃伅銆侟/p>
鍟嗙敤閿傜瀛愮數姹犲湪涓嶅悓鐨勫簲鐢ㄩ鍩熼潰涓寸潃涓嶅悓鐨勬寫鎴樸€傚湪渚挎惡绫荤數瀛愪骇鍝佷腑锛岀數姹犵殑鑳介噺瀵嗗害鏄牳蹇冩妧鏈寚鏍囷紱瀵圭數鍔ㄦ苯杞﹁€岃█锛岀數姹犵殑鎴愭湰銆佸惊鐜鍛藉拰瀹夊叏鎬с€佷笌鑳介噺瀵嗗害(鍐冲畾姣忔鍏呯數鐨勭画鑸噷绋?鍧囦负鍏抽敭鍙傛暟锛涜€屽湪鍌ㄨ兘搴旂敤涓紝鐢垫睜鐨勬垚鏈€佸惊鐜鍛藉拰瀹夊叏鎬т负璁捐涓婄殑涓夊ぇ鏍稿績褰卞搷鍥犵礌銆傞攤绂诲瓙鐢垫睜鐢靛寲瀛︿綋绯讳腑锛岀數鏋佹潗鏂欐槸鐢垫睜鐨勬牳蹇冪粍鎴愰儴鍒嗭紝瀵瑰晢涓氱數姹犵殑鎬ц兘鏈夋樉钁楀奖鍝嶃€備负婊¤冻鏂颁竴浠ｅ晢鐢ㄩ攤绂诲瓙鐢垫睜瀵归暱寰幆瀵垮懡銆侀珮鑳介噺瀵嗗害銆侀珮瀹夊叏鎬х瓑鎬ц兘闇€姹傦紝闄ら渶瑕佺爺绌舵潗鏂欏浐鏈夌殑鐗╃悊鍜屽寲瀛︽€ц川澶栵紝鏈€鍏抽敭鐨勭瀛﹂棶棰樻槸瑕佹槑鏅伴攤绂诲瓙宓屽叆銆佽劚鍑鸿繃绋嬩腑鐨勭粨鏋勬紨鍖?鍔ㄥ姏瀛︼紝鍙婂叾瀵圭數鏋?鐢佃В璐ㄧ晫闈㈢殑褰卞搷瑙勫緥锛岃繖浜涢棶棰樼殑瑙ｅ喅瀵瑰晢鐢ㄩ攤绂诲瓙鐢垫睜鐨勬潗鏂欎紭鍖栧強鍏ㄧ數姹犺璁¤捣鍒伴噸瑕佺殑鏀拺鍙婂紩瀵间綔鐢ㄣ€侟/p>
璁烘枃灏嗗晢鐢ㄩ攤绂诲瓙鐢垫睜鎵€鍏虫敞鐨勬瀯-鏁堝叧绯婚棶棰樺綊绾虫⒊鐞嗕负鐢佃嵎杞Щ鍜岄攤绂诲瓙杩佺Щ鏈哄埗涓ゅぇ绫伙紝骞跺鍏堣繘鐢靛瓙鏄惧井闀滄妧鏈湪杩欎袱涓叧閿繃绋嬫柟闈㈢殑鐮旂┒杩涘睍杩涜浜嗙患杩?鍥?)銆傞€氳繃涓庝紶缁熻〃寰佹妧鏈?濡俋RD銆乆PS绛?鑾峰緱鐨勮〃寰佺粨鏋滆繘琛屽姣旓紝闃愭槑浜嗗父鐢ㄧ數瀛愭樉寰暅(濡傚師瀛愬儚銆佺數瀛愯灏勩€佽兘璋便€佺數瀛愯兘閲忔崯澶辫氨绛?鍙婃渶杩戝彂灞曡捣鏉ョ殑鍏堣繘鐢靛瓙鏄惧井琛ㄥ緛鎶€鏈?濡傜數瀛愬叏鎭€佸樊鍒嗙浉浣嶈‖搴﹀強鍘熶綅鐢甸暅鎶€鏈?鍦ㄧ爺绌跺晢鐢ㄩ攤绂诲瓙鐢垫睜涓殑鐢佃嵎杞Щ鍜岀瀛愯縼绉绘満鍒舵柟闈㈢殑浼樺娍鍜屽眬闄愭€э紝鎸囧嚭浜嗙數闀滄妧鏈笌鍏朵粬鎶€鏈仈鐢ㄨ幏寰楁洿鍏ㄩ潰淇℃伅鐨勫繀瑕佹€с€傝鏂囨€荤粨浜嗚繎骞存潵鍟嗙敤閿傜瀛愮數姹犳墍鍏虫敞鍑犱釜閲嶈闂锛?1)姝ｆ瀬鍏呮斁鐢佃繃绋嬩腑杩囨浮閲戝睘婧跺嚭鍜岀數鑽疯浆绉绘満鍒讹紱(2)闀挎湡寰幆杩囩▼涓瑿EI鍜孲EI鐨勭粨鏋勫強婕斿彉锛?3)鐢垫瀬缁撴瀯鍜岀晫闈㈠閿傜瀛愯縼绉荤殑褰卞搷銆傛湰璁烘枃鍙府鍔╃爺绌朵汉鍛樻洿娣卞叆鍦颁簡瑙ｅ晢鐢ㄩ攤绂诲瓙鐢垫睜寰灏哄害涓婄殑鐩稿叧鏈虹悊锛屽苟涓烘柊涓€浠ｉ珮鎬ц兘鐢垫睜鐨勫疄鐢ㄥ寲鎻愪緵浜嗚璁＄瓥鐣ワ紝鍏锋湁涓€瀹氱殑鎸囧鎰忎箟銆侟/p>
鐩稿叧璁烘枃淇℃伅锛欬/p>
Li, C.锛 Liu, B. W.锛 Jiang, N. Y.锛 Ding, Y. Elucidating the charge-transfer and Li-ion-migration mechanisms in commercial lithium-ion batteries with advanced electron microscopy. Nano Res. Energy2022, 1: e9120031. DOI: 10.26599/NRE.2022.9120031. https://doi.org/10.26599/NRE.2022.9120031.
m.cnreagent.com
