×ÊÁÏѧԺ¸ßÑå·å½ÌÊÚÍŶÓÔÚ¡¶Advanced Functional Materials¡·Éϰ䷢×îÐÂ×êÑгɾÍ

°ä²¼¹¦·ò£º2025-06-17Ͷ¸å£º·®½¨ÈÙ ²¿ÃÅ£º×ÊÁÏ¿ÆÑ§Ó빤³ÌѧԺ ä¯ÀÀ´ÎÊý£º

½üÈÕ £¬Ð±¦GG×ÊÁÏ¿ÆÑ§Ó빤³ÌѧԺ¸ßÑå·å½ÌÊÚÍŶÓÓëÖйú¿ÆÑ§ÔºÇຣÑκþ×êÑÐËùºÏ×÷ÔÚ¸ßÃæ»ýÈÝÁ¿ÃÌ»ùÒºÁ÷µç³ØµÄ×êÑÐÖлñµÃÁ˳ÁÒª½øÕ¹ £¬×êÑгɾÍÒÔ¡°High-Areal-Capacity Manganese-Based Redox Flow Batteries via Sodium Diphosphate-Modified Electrolyte¡±ÎªÌâ°ä·¢ÔÚ×ÊÁÏ¿ÆÑ§×êÑеĶ¥¿¯¡¶Advanced Functional Materials¡·£¨Ó°ÏìÒò×Ó18.5£©¡£×ÊÁÏѧԺ²©Ê¿ÉúÁõöÎΪÂÛÎĵÚÒ»×÷Õß £¬¸ßÑå·å½ÌÊÚ¡¢´ÞÔ·Ô·¸±½ÌÊÚΪÂÛÎĵÄͨѶ×÷Õß £¬Öйú¿ÆÑ§ÔºÇຣÑκþ×êÑÐËù·ëº£ÌÎ×êÑÐԱΪÂÛÎĺÏ×÷×÷Õß¡£

Ê×Ò³- б¦GG¼¯ÍÅ´´ÔìÊÂҵƽ̨

ÃÌ»ùÑõ»¯»¹Ô­ÒºÁ÷µç³Ø£¨Mn-RFBs£©ÒòÆä¸ßÑõ»¯»¹Ô­µçλ¡¢µÍ³É±¾Ð§ÒæºÍ¿É³ÖÐøÐÔ £¬ÔÚ´ó¹æÄ£´¢ÄÜÁìÓòÓµÓгÁÒªµÄÀûÓÃÔ¶¾°¡£È»¶ø £¬Mn-RFBsÖÐMn3+Æç»¯·´Ó³ÐγɵÄMnO2¾§ÌåÔڵ缫±í±í²»³ÉÄæ³Á»ý £¬ÑϳÁÏ÷¼õµç¼«¿ÉÀûÓõķ´Ó³Î»µã £¬ÏÞ¶ÈÁËÏÖʵµÄÃæ»ýÈÝÁ¿¡£±¾×êÑÐÕë¶ÔÉÏÊöÎÊÌâ £¬Ñ¡È¡µç½âÒºÅäÌåòüºÏ˼· £¬Í¨¹ý½¹Á×ËáÄÆ£¨PPi£©×÷ΪÔö³¤¼Á £¬µ÷¿ØMn2+µÄÈܼÁ»¯½á¹¹ £¬´Ó¶ø×ª±ä·´Ó³ÌìÉúµÄMnO2¾§Ìå½á¹¹ £¬Ê¹MnO2Á÷Èëµç½âÒº¶øÔ¤·À³Á»ýÔڵ缫ÉÏ¡£×îÖÕʵÏÖÁË141.8 mAh cm-2£¨150´ÎÑ­»·ºÍ98.2%¿âÂ×ЧÄÜ£©µÄÃæ»ýÈÝÁ¿ £¬Ïà±ÈÁ¦Òѱ¨Â·µÄMn-RFBs×î¸ßÃæ»ýÈÝÁ¿Îļþ £¬±¾×êÑÐÃæÅÓÁ¿Ìá¸ßÁË1.4±¶¡¢Ñ­»·»úÄÜÌáÉýÁË2.3±¶¡¢Í¬Ê±µçÁ÷ÃܶÈÌá¸ßÁË1.5±¶¡£

ÔÚÎÞÔö³¤¼Áµç½âÒºÖÐ £¬MnO2Ôڵ缫±í±í²»ÐݳÁ»ý £¬×îÖÕÐγÉÒ»²ãÖÂÃܵÄMnO2²ã £¬¸²¸ÇÁ˵缫»îÐÔλµã¡£Ïà·´ £¬Mn-PPiµç½âÒº¼´±ãÔÚ100 mAh cm?2µÄÃæÅÓÁ¿ÏÂÒ²ÄÜά³Öµç¼«µÄԭʼ״̬ £¬Ã»ÓÐMnO2³Á»ýÔڵ缫ÉÏ £¬Åú×¢MnO2Æ«²îÓÚÁ÷Èëµç½âÒº£¨Í¼1£©¡£

Ê×Ò³- б¦GG¼¯ÍÅ´´ÔìÊÂҵƽ̨

ͼ1 ÓÐÎÞÔö³¤¼Áµç½âÒºÔÚ·ÖÆçÃæÅÓÁ¿Ïµĵ缫³Á»ýÇé¿ö

ÎÞÔö³¤¼Áµç½âÒºÖÐ £¬[Mn(H2O)6]2+Ö÷µ¼µÄÈܼÁ»¯½á¹¹ÍƽøÁËMnO2ÏòÃ÷È·µÄ¾§Ìå¾§¸ñ³É³¤ £¬µ¼Ö¾§ÌåMnO2Ôڵ缫ÉϵÄÖð²½³Á»ý £¬½ø¶ø¶Û»¯µç¼«µÄµç»îÐÔλµã¡£Ïà±È֮Ϡ£¬²ÎÓëPPiºó £¬Çâ¼üÍøÂç±»³ÁÐÂÅäÖÃΪ[Mn(HPO4)2(H2O)2]2-Åäλ¸´ºÏÎï £¬¿ÉÄÜʹÁ×Ëá»ùÍÅÕûºÏµ½ÔÚÐγɵÄMnO2½á¹¹ÖÐ £¬µ¼Ö½ᾧ¹ý³ÌÖгöÏÖÑõȱµãºÍÁײôÔÓ¡£PPiÔö³¤¼ÁµÄ×÷ÓÿÉÄÜÌṩһ¸öÈíÄ£°å £¬Í¨¹ýÒýÈë¿Õλȱµã·ÛËéMnO2µÄ¾§Ìå½á¹¹ £¬´Ó¶ø´ÙʹMnO2´Ó¾§Ìå½á¹¹×ª±äΪ·Ç¾§Ì¬¡£·Ç¾§Ì¬MnO2ͨ¹ý¾²µçÏ໥×÷ÓûúÔìÔÚµç½âÒºÖÐά³Ö¶¯Ì¬·ÖÉ¢ £¬Î¬³ÖÂ½ÐøÔÙÉúµÄµç¼«µç»îÐÔ½çÃæ£¨Í¼2£©¡£

Ê×Ò³- б¦GG¼¯ÍÅ´´ÔìÊÂҵƽ̨

ͼ2 ͨ¹ýÅäÌåòüºÏÕ½Êõת±äMnO2ÃèÄ¡¡¢¾§Ìå½á¹¹¼°±í±íµçλ¡£

ͨ¹ýMnO2µÄ½á¹¹¹¤³Ì £¬±¾×êÑгɹ¦ÒÖÔìÁ˵缫ÉϵÄMnO2³Á»ý £¬µç³Ø¿ÉÄÜ´ïµ½91.5 mAh cm-2£¨300´ÎÑ­»·ºÍ99.7%¿âÂ×ЧÄÜ£©ºÍ141.8mAh cm-2£¨150´ÎÑ­»·ºÍ98.2%¿âÂ×ЧÄÜ £¬×î¸ß±¨Â·Ö¹Ü©µÄÃæ»ýÈÝÁ¿ £¬Ïà±ÈÎÞÔö³¤¼ÁµÄµç½âÒºÌá¸ßÁË10±¶£¨Í¼3£©¡£±¾×êÑÐÌá³öÁËÒ»ÖÖÐÂÏʵĵͳɱ¾µç½âÒºÅäÌåÕ½Êõ £¬ÓÐЧÌá¸ßMn-RFBsµç³ØµÄÃæ»ýÈÝÁ¿ £¬²¢ÓµÓÐÓÅÒìµÄÑ­»·²»±äÐÔ¡£ÕâÒ»Õ½ÊõͬÑùÄܹ»À©´óµ½ÆäËüMn-RFBsºÍ³Á»ý»ùµç³ØÏµÍ³ £¬ÊµÏÖ¸ßÃæ»ýÈÝÁ¿µÄÀûÓá£

Ê×Ò³- б¦GG¼¯ÍÅ´´ÔìÊÂҵƽ̨

ͼ3 µç³Ø³¤Ñ­»·»úÄÜ£¨141.8 mAh cm-2£© £¬ÓëÒѻ㱨Îļþµç³Ø»úÄܶԱÈ

¸Ã×êÑеõ½Á˹ú¶ÈÌìÈ»¿ÆÑ§»ù½ð£¨52372088£©µÄÔÞÖú¡£Í¬Ê±¸Ã×êÑÐÓÉб¦GGºÍÖйú¿ÆÑ§ÔºÇຣÑκþ×êÑÐËù¹²Í¬ÊµÏÖ¡£Ð±¦GGºÍÖйú¿ÆÑ§ÔºÇຣÑκþ×êÑÐËùÝÓÈÆÄÜÔ´Öü´æ¡¢ÄÜÔ´»ØÊÕ¡¢ÑκþÌáÈ¡µÈÎÊÌâ £¬·¢Õ¹ÁËһϵÁкÏ×÷×êÑÐ £¬Ô̺¬ÒºÁ÷µç³Ø¡¢ÄÆÀë×Óµç³Ø¡¢µç¼«×ÊÁÏ»ØÊÕµÈ £¬µÃµ½ÁËÖйú¿ÆÑ§ÔºÇຣÑκþ×êÑÐËù×ÔÖ÷²¿ÊðÏîÄ¿£¨E260GC0401£©µÄ´óÁ¦Ö§³Ö £¬±¾´ÎÔÚAFM°ä·¢µÄÂÛÎÄÊǺÏ×÷×êÑгɾÍÖ®Ò»¡£

Ô­ÎÄÁ´½Ó£ºhttps://doi.org/10.1002/adfm.202509495

¡¾ÍøÕ¾µØÍ¼¡¿