|
[½»Á÷]
LiFePO4ÒÀÈ»ÄÜ·¢ºÃÎÄÕ£¨×îеÄNat Commun)ÒÑÓÐ48È˲ÎÓë
×î½üºÃ¼¸Î»ÍøÓÑÏòÎÒË÷ÒªÎÒ×î½ü·¢µÄÎҵļ¸ÆªLFPÎÄÕ£¬¿¼Âǵ½Ò»Ð©ÅóÓÑÒÀÈ»ÔÚ×öÕâ¸ö²ÄÁÏ£¬¾Í°ÑÎÒ3ÄêµÄ¹¤×÷ÌùÔÚÕâÀ¹©´ó¼Ò²Î¿¼¡£Ò²Ì¸Ì¸ÕâЩÎÄÕ±³ºóµÄ¹ÊÊÂ-Á½¸ö×Ö¡±¼á³Ö¡°¡£
½ü4Ä꣬һֱ¹¤×÷ÔÚÕâ¸ö´ÓѧÊõÑо¿ÉÏÒѾ²»ÔÙÐÂÓ±µÄ²ÄÁÏ£¬µ«ÒÀÈ»Êǹ¤Òµ½ç¹Ø×¢µÄ²ÄÁÏ¡£ÒòΪÊÇPhostech µÄÏîÄ¿£¬ËùÒÔÎÒµÄËùÓеľÀú¶¼±ØÐëÂú×㹫˾µÄÒªÇó£¬Ò²¾ÍÊÇÀí½âËûÃÇËùÐèÒªµÄ¶«Î÷£¬Ò»¸ö¡°ÃüÌâ×÷ÎÄ¡±£¬ ¶ø·Ç¿ÉÒÔ×ÔÓÉ·¢»ÓµÄ¡°É¢ÎÄ¡± £¨ÄÉÃײÄÁϺϳɣ©¡£ÃüÌâ×÷ÎĵÄÄ¿µÄÊÇΪÁËÀí½âÔÚcarbon coating¹ý³ÌºÍ±£´æLFPÖУ¬LFP±íÃæ½çÃ澿¾¹ÓÐûÓб仯£¿Èç¹ûÓУ¬Ê²Ã´±ä»¯£¿ÎªÊ²Ã´±ä»¯£¿Ê²Ã´Ó°ÏìÒòËØ£¿Ôõô¿ØÖÆËüµÄ±ä»¯£¿ÎÒ±ØÐ빤×÷ÔÚ¹«Ë¾ÌṩµÄÏÂÒ»´ú¸üΪ±ãÒ˵ÄLFP²ÄÁÏÉÏ£¬×ö×ŷdz£¶àÒ²·Ç³£»ù´¡µÄÑо¿¡£Ñо¿³õÆÚ£¬ÊÇÀ§Äѵġ£ÒòΪLFP²ÄÁϱ¾ÉíµÄµÍµ¼µçÐÔ£¬ºÜ¶à±íÃæ±íÕ÷¼¼Êõ¶¼ÄÑÒÔÊÊÓã¬ËùÒԺܾÚÉ¥¡£¿´×ÅÖÜΧµÄÅóÓÑ£¨¹úÄÚºÍÃÀ¹ú£©£¬ÓÈÆ伸¸ö×ö²ÄÁϺϳɵķ¢Á˺ܶàºÃÎÄÕ£¬ÐÄÀïÔø¾ÓжÎʱ¼äÒ²ºÜ²»Æ½ºâ¡£ºÃÔÚÎÒµÄÀÏÆÅÒ»Ö±°²Î¿ÎÒ£¬ÎÒ¼ÓÄôóµÄÀÏ°åAndyÒ²¸øÁËÎҺܶà¹ÄÀø¡£Phostech µÄDr Liang (R&D director)ºÍMichel¸øÁËÎҺܶ༼ÊõÉϵİïÖú£¬¼ÓÉÏÎÒ×Ô¼ºµÄÐÔ¸ñ£¬ËùÒÔ×îÖÕ¼á³ÖÁËÏÂÀ´¡£
ÓÐʱºò£¬Ò»¶ÎÆ¿¾±Ö®ºó£¬¾¹ý»ýÀÛ£¬¾Í×Ü»á³öÏÖһЩͻÆƺͷ¢ÏÖ¡£ºÜ¿ì£¬¾Í·¢ÏÖÁËÕâ¸öеIJ»È·¶¨£¨µ±Ê±Çé¿öϵIJ»È·¶¨£©µÄÏàµÄ¹ã·º´æÔÚ¡£ÍùÍùÓÐʱºò£¬·¢ÏÖ¶«Î÷²»ÄÑ£¬ÄѵÄÊÇÀí½âËü¡£ËùÒÔºóÃæ2ÄêÀ»ù±¾¶¼ÓÃÔڻشðΪʲôÎÒÃÇ·¢ÏÖÕâ¸öÐÂÏࣨΪʲô֮ǰûÈË·¢ÏÖ£©¡£³¢ÊÔÁ˼¸ºõ20¶àÖÖ±íÕ÷·½·¨È¥Àí½âËü£¬µ«´ó¶àÊýÒòΪ²ÄÁϵ͵¼µçÐÔµÄÔÒò£¬¶¼²»Êʺϡ£ËùÒÔ£¬ÕâƪÎÄÕ¾ÍÑ¡ÔñÁËÕ⼸ÖÖÄ¿Ç°ÈÏΪÊÇÊʺϵļ¼ÊõÈ¥Àí½âËüµÄ³ÉÒò¡£ÒòΪ¹¤×÷µÄ»ýÀÛºÍÈ«ÃæµÄÖ¤¾Ý£¬ËùÒÔÎÄÕÂͶ¸åNat Commun¹ý³ÌÖл¹±È½Ï˳Àû£¬Èý¸öÉó¸åÈ˶¼ÆÀ¼ÛºÜ¸ß£¬ËãÊǶÔÎÒ¹¤×÷µÄ×î´óµÄ¿Ï¶¨£¬×î½üÒ²±»BNL highlight ÁË¡£
ÔÚÕâ¸öÀí½â¹ý³ÌÖУ¬Ò²ÒâÍâ·¢Ïֺܶà±ðµÄÓÐȤµÄÏÖÏó£¬ËùÒÔÒ²ÐγÉÁËÁíÍ⼸ƪСµÄÎÄÕ£¬±ÈÈç·¢ÏÖÔÓÏà¶Ôcarbon coatingµÄÓ°Ï죬ÔÓÏà¶Ô±íÃ港ʴµÄÓ°Ï죬carbon coating¶Ô±íÃ港ʴµÄÓ°ÏìµÈµÈ¡£ÕâЩ¶¼ÊǼ¯ÖÐÓÚLFP±íÃ滯ѧµÄ»úÀíÑо¿£¬Ò²¾ÍÊǹ«Ë¾×î¸ÐÐËȤµÄ·½Ãæ¡£ÕâЩ·½Ã棬ºÜÉÙÓÐѧÊõ½ç¹ã·ºÑо¿£¬¿É²éµÄ¼¸ÆªÎÄÏ×¾ÍÊÇHydro Quebec µÄDr. ZaghibºÍwaterlooµÄProf. Nazar, ¶øÕâ¶þλţÈ˶¼ÊÇϲ»¶Àí½â»úÀíµÄ¡£ÎÒÒ²´ÓÖÐÊÕ»ñºÜ´ó¡£
ÕâÀïÒ²°ÑÁíÍ⼸ƪ»úÖƵÄÎÄÕÂÌùÉÏÁË£¬Èç¹ûÓÐÅóÓѸÐÐËȤ£¬Ò²¿ÉÒԲο¼²Î¿¼¡£
Æäʵ£¬Õ⼸ÄêµÄÑо¿¾Àú£¬×Ô¼ºÐÄ̬ÉÏÒ²¾ÀúÁ˺ܶ࿼Ñ顣ѧÊõÊǺܲ»ÈÝÒ×µÄÊ£¬ÓÐʱºò»áºÜÓôÃÆ¡£ÔÚÄã×îÕõÔúµÄʱºò£¬Èç¹ûÄÜÔÙ¼á³Öһϣ¬»òÐí¾Í»áÓдºÌì¡£ÓÐʱºò£¬ÎÒÃǶ¼ºÜ´àÈõ£¬Ò²·Ç³£ÐèÒª°®ÈË£¬Àϰ壬ÅóÓѵÄÖ§³ÖºÍ¹ÄÀø¡£ËùÒÔ£¬ÎÒ¾õµÃ¼ÒÍ¥Ò²Êdzɹ¦»òÕßÄܼá³ÖÏÂÈ¥µÄÖØÒªÒòËØ¡£
ÏÖÔÚ£¬ÔÚBrookhaven Lab, Ò²¼ÌÐø×ö×ÅһЩin situ imaging of battery materials »úÀí·½ÃæµÄÑо¿¡£ÒòΪ²»Êǹ¤Òµ½çÏîÄ¿£¬ËùÒÔÄ¿Ç°µÄ¹¤×÷Ö÷ÒªÊÇ·¢Õ¹Ð©ÐµÄin situ observation µç³Ø²ÄÁÏ£¬ÀàËÆTEM, µ«ÓõÄÊÇX-ray¡£ ͨË×µØ˵£¬¾ÍÏñ¸øµç³Ø²ÄÁÏÅÄÔλ2D/3DµÄ¡±ÐØ͸¡°ºÍÏà±äµÄ¡±ÐØ͸¡°¡£¶øÎҵŤ×÷²»ÊDzÄÁÏ£¬¶øÊÇ·¢Õ¹ÄÜ×ö¡±ÐØ͸¡°in situ 2D/3DµÄʵÑéƽ̨¡£ºÜ²»ÈÝÒ×£¬ÖÜÄ©¼Ó°à£¬ÍíÉÏ1-2µãÊdz£Ê¡£¹ý¼¸Ìì°Ñ×î½üµÄAngew Chem ¹¤×÷ÌùÉÏÀ´(»¹Ã»ÓÐonline, ÕâƪÎÄÕ±³ºó¶¼ÊÇÀáË®£¬ÒòΪͶ¸å¼«Æ䲻˳£¬Í¬Ê±Science Ͷ¸å£¬±ðÈË·¢ÁËscience, ¶øÎÒÃÇ¡£¡£¡££©£¬ÕâÀïÖ÷ÒªÏë¸ø´ó¼Ò²Î¿¼£¬ÏàËƵÄÊֶιúÄÚÒ²¿ÉÒÔ·¢Õ¹£¬ÒòΪÊÇÒ»ÖÖм¼Êõ£¬ºÜ¶àÈ˲»ÊìϤ£¬µ«¹úÄÚÍêÈ«¿ÉÒÔ·¢Õ¹£¬±ÈÈçÉϺ£¹âÔ´£¬ÕâÑù´ó¼ÒÒÔºóÒ²¿ÉÒÔÓÃÕâÖÖÊֶνøÐÐin situ 3D observation of energy materials £¨battery, catalysts).
×îºó£¬Èç¹û´ó¼ÒÓиÐÐËȤµÄ»òÕßδÀ´ºÏ×÷µÄ£¬¿ÉÒÔºÍÎÒÁªÏµ jiajunhit@gmail.com[ Last edited by jiajunhit on 2014-3-17 at 00:13 ] |
» ±¾Ìû¸½¼þ×ÊÔ´Áбí
» ÊÕ¼±¾ÌûµÄÌÔÌûר¼ÍƼö
» ±¾ÌûÒÑ»ñµÃµÄºì»¨£¨×îÐÂ10¶ä£©
» ²ÂÄãϲ»¶
» ±¾Ö÷ÌâÏà¹Ø¼ÛÖµÌùÍƼö£¬¶ÔÄúͬÑùÓаïÖú:
|