ʹÓÃÌ«ÑôÄܽ« CO2 »¹Ôת»¯ÎªCO¡¢¡¢¡¢¼×Ëá»ò¼×ÍéµÈ̼ÖÐÐÔÄÜÔ´ÓÐÍûïÔÌÎÂÊÒÆøÌåÅŷŲ¢Ìṩ¿ÉÔÙÉúÄÜÔ´¡£µ«¸ÃÀú³ÌÉæ¼°ÖØ´óµÄÖÊ×Ó¡¢¡¢¡¢µç×Ó×ªÒÆÀú³Ì£¬ÇÒ±£´æ²úÇâµÄ¾ºÕù·´Ó³£¬Ø½ÐèÉè¼Æ¹â´ß»¯ÏµÍ³À´ÊµÏÖ¸ßЧ¡¢¡¢¡¢¸ßÑ¡ÔñÐ﵀ CO2 »¹ÔÀú³Ì¡£ÒÀ¸½½á¹¹Ã÷È·ºÍ·Ö×ӽṹ¸ß¶È¿Éµ÷µÈÓŵ㣬¾ßÓйý¶É½ðÊôÅäºÏÎïµÄ·Ö×Óϵͳ±»ÆÕ±éÉè¼Æ²¢Ó¦ÓÃÓÚ¹â´ß»¯ CO2 »¹Ôϵͳ¡£¹ý¶É½ðÊôÅäºÏÎïÒ»·½Ãæ¿ÉÒÔ×÷Ϊ¹âÃô¼ÁʵÏÖ¹âÉúµç×Ó´«Ê䣬Ҳ¿ÉÒÔ×÷Ϊ·Ö×ÓÐÍ´ß»¯¼ÁÈ¥½ÓÊܹâÉúµç×Ó´Ó¶ø´ß»¯ CO2 »¹Ô¡£ÏÖÔÚ´ó×ÚµÄÑо¿ÖÂÁ¦ÓÚʵÏָߴ߻¯ËÙÂÊ£¬¼´¸ßת»»ÆµÂÊ (TOF) »òת»»Êý (TON)¡£È»¶øÁ¿×ÓЧÂÊÒ²ÖµµÃ¹Ø×¢£¬ÓÉÓÚËü±»ÒÔΪÊÇÆÀ¹À¹â´ß»¯ÏµÍ³¹â×Óת»¯Îª²úƷЧÂʵÄÖ÷ÒªÄÚÔÚ²ÎÊý¡£ÊµÏÖ¸ßÁ¿×ÓЧÂÊÕâһĿµÄ¾ßÓÐÏ൱µÄÌôÕ½ÐÔ£¬ÓÉÓÚËüÊܵ½¹â´ß»¯ÏµÍ³ÖжàÖÖÒòËØµÄÏÞÖÆ£¬°üÀ¨´ß»¯¼ÁµÄ´ß»¯ÐÔÄÜ¡¢¡¢¡¢¹âÃô¼ÁµÄ¹âÎïÀíÐÔ×Ó¡¢¡¢¡¢ÒÔ¼°¹âÃô¼ÁºÍ´ß»¯¼ÁÖ®¼äµÄµç×Ó×ªÒÆµÈ¡£´ß»¯¼Á»ò¹âÃô¼ÁµÄ½á¹¹ÐÔÄÜÓÅ»¯ÒÑ»ñµÃÆÕ±é¹Ø×¢£¬ÔÚ´Ë»ù´¡ÉÏͨ¹ýÔöÇ¿¹âÃô¼ÁºÍ´ß»¯¼ÁÖ®¼äµÄµç×Ó×ªÒÆÓÐÍû½øÒ»²½ÌáÉýÁ¿×ÓЧÂÊ¡£

ͼ1. ¹Å°åµÄ¹²¼ÛÅþÁ¬ºÍÇâ¼üÅþÁ¬·½Ê½ÒÔ¼°±¾ÂÛÎÄÖÐʹÓõĶ¯Ì¬Åäλ×÷ÓÃÅþÁ¬·½Ê½Ê¾Òâͼ
ΪÔöÇ¿¹âÃô¼ÁºÍ´ß»¯¼ÁÖ®¼äµÄµç×Ó×ªÒÆ£¬¿ÉÒÔͨ¹ý¿ª·¢¹âÃô¼ÁºÍ´ß»¯¼ÁÖ®¼äµÄ¶¯Ì¬ÅþÁ¬Õ½ÂÔÀ´ÊµÏÖÕâһĿµÄ¡£Îª´Ë£¬ÎÒУ»¯Ñ§Ñ§ÔºÅ·Ñô¸Ö·æ½ÌÊÚÍŶӵÄÑо¿Ö°Ô±Ê¹ÓÃÅäλ¼üÅþÁ¬¹âÃô¼ÁºÍ·Ö×Ó´ß»¯¼ÁÓÃÓÚ¸ßЧ¹â´ß»¯ CO2 »¹Ô¡£Ñо¿ÕßÃÇÊ×ÏÈʹÓÃÁË´øÂã¶ßÁऻùÍŵÄÒ¿¹âÃô¼ÁºÍ̪ݼîÜ´ß»¯¼ÁµÄ×éºÏ£¬ÆäÖйâÃô¼ÁµÄßÁऻùÍÅ¿ÉÒÔ×÷ΪÓë̪ݼîÜÖáÏòÅäλµÄÁ¬ÏµÎ»µã¡£Ò¿¹âÃô¼ÁºÍ̪ݼîÜ´ß»¯¼ÁÖ®¼äµÄ¶¯Ì¬Åäλ×÷ÓÃͨ¹ý 1H ºË´Å¹²ÕñµÎ¶¨¡¢¡¢¡¢ÀíÂÛÅÌËãÓë¶àÖÖ¹âÆ×ʵÑé»ñµÃÁËϵͳÐÔµÄ֤ʵ¡£Ñо¿Åú×¢£¬Ò¿¹âÃô¼ÁºÍ̪ݼîÜ´ß»¯¼ÁÖ®¼äµÄÅäλÏ໥×÷ÓÃÏÔÖø¼ÓËÙÁ˵ç×Ó×ªÒÆ£¬´Ó¶øÔÚ 450 nm ´¦ÊµÏÖÁ˾«²ÊµÄ¹â´ß»¯ CO2 ת»¯Îª CO µÄÁ¿×ÓЧÂÊ£¨10.2% ¡À 0.5%£©£¬±ÈÎÞÌØÊâÏ໥×÷ÓõıÈÕÕϵͳ¸ß 4 ±¶ÒÔÉÏ (2.4%¡À0.2%) ¡£±ðµÄ£¬îÜ̪ݼÉϸøµç×Ó°±»ùµÄÐÞÊοÉÒÔ½«425 nm´¦µÄÁ¿×ÓЧÂÊÓÅ»¯ÖÁ27.9%¡À0.8%£¬Õâ¹éÒòÓÚÅäλÏ໥×÷ÓõÄÔöÇ¿¶ø²»ÊÇÄÚÔÚ»îÐÔµÄÌá¸ß¡£±ÈÕÕʵÑéÅú×¢£¬ÅäλÏ໥×÷ÓõĶ¯Ì¬ÌØÕ÷¹ØÓÚ·ÀÖ¹²»ÎȹÌλµãµÄÅäλռÓкÜÖ÷Òª£¬Ò²Ê¹µÃÔÚÖÖÖַǹó½ðÊô´ß»¯¼ÁÉϾßÓÐÆÕ±éµÄÊÊÓÃÐÔ¡£

ͼ2. ÖÖÖַǹó½ðÊô´ß»¯¼ÁµÄ½á¹¹¼°ÔÚ¶¯Ì¬Åäλ×÷ÓÃϵͳÖеÄÒýÓ㬲¢¶Ô¶¯Ì¬Åäλ×÷ÓÃÔÚ¹â´ß»¯µÄ»úÖÆ¾ÙÐÐÁËʵÑéÓëÀíÂÛÍÆ²â
Ñо¿Ð§¹û½ÒÏþÔÚ¹ú¼Ê×ÅÃû×ÛºÏÆÚ¿¯Nature CommunicationsÉÏ£¬ÂÛÎÄÎÊÌâΪ¡°Rapid electron transfer via dynamic coordinative interaction boosts quantum efficiency for photocatalytic CO2 reduction¡±¡£
Å·Ñô¸Ö·æÍŶÓÍõ¼Îε²©Ê¿ºóΪÎÄÕµĵÚÒ»×÷Õߣ¬Å·Ñô¸Ö·æ½ÌÊÚΪÎÄÕµÄͨѶ×÷Õß¡£ÉÏÊöÑо¿ÊÂÇé»ñµÃÁ˹ú¼Ò×ÔÈ»¿ÆÑ§»ù½ð¡¢¡¢¡¢¹ã¶«Ê¡×ÔÈ»¿ÆÑ§»ù½ð¡¢¡¢¡¢²©Ê¿ºó»ù½ðºÍÖÐÑë¸ßУ»ù±¾¿ÆÑÐרÏî×ʽðµÄ×ÊÖú£¬Ò²»ñµÃÁËngµç×ÓÓÎÏ·²âÊÔÖÐÐĵĴóÁ¦Ö§³Ö¡£
ÂÛÎÄÁ´½Ó£ºhttps://www.nature.com/articles/s41467-021-24647-y