²é¿´: 1317  |  »Ø¸´: 7
µ±Ç°Ö»ÏÔʾÂú×ãÖ¸¶¨Ìõ¼þµÄ»ØÌû£¬µã»÷ÕâÀï²é¿´±¾»°ÌâµÄËùÓлØÌû

coolyuruizhi

½ð³æ (СÓÐÃûÆø)

[½»Á÷] JMCA ÉÏһƪ¹ØÓÚîÑËáï®°ü¸²ÃÌËá﮵ÄÎÄÕÂÒÑÓÐ4È˲ÎÓë

Highly enhanced lithium storage capability of LiNi0.5Mn1.5O4 by coating with Li2TiO3 for Li-ion batteries

A uniform and thin Li2TiO3 layer with various amounts was coated on the surface of nanostructured
LiNi0.5Mn1.5O4 (LNMO) materials by in situ hydrolysis of tetrabutyl titanate (TBOT) followed by the
lithiation process. The morphology and structure of the samples were investigated by X-ray diffraction
(XRD) and transmission electron microscopy (TEM) with an energy-dispersive X-ray spectroscope (EDS).
Electrochemical tests illustrate that Li2TiO3 as a Li+-conductive coating layer remarkably improved the
rate and cycling performance of the LNMO spinel cathode. Particularly, the 3 wt% and 5 wt%
Li2TiO3-surface modified samples deliver high discharge capacities of 95 mA h g 1 and 90 mA h g 1
even at a high current density of 5 C, while the bare one only has a discharge capacity of 70 mA h g 1.
At a current density of 1 C at elevated temperature, the 3 wt% and 5 wt% Li2TiO3-surface modified
LNMO samples show excellent cyclability. After 50 cycles, the capacity retention of 3 wt% and 5 wt%
Li2TiO3 modified LNMO is 88.1% and 94.1%, while only 77.1% for the bare sample.
»Ø¸´´ËÂ¥

» ±¾Ìû¸½¼þ×ÊÔ´Áбí

» ÊÕ¼±¾ÌûµÄÌÔÌùר¼­ÍƼö

﮵ç×ÊÔ´¹²Ïí ï®ÂÛ ÂÛï® Éî¶ÈÇ黳

» ²ÂÄãϲ»¶

» ±¾Ö÷ÌâÏà¹Ø¼ÛÖµÌùÍƼö£¬¶ÔÄúͬÑùÓаïÖú:

ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

ÄäÃû

Óû§×¢Ïú (ÕýʽдÊÖ)

±¾Ìû½öÂ¥Ö÷¿É¼û
5Â¥2014-11-06 14:12:35
ÒÑÔÄ   ÉêÇëECEPI   »Ø¸´´ËÂ¥   ±à¼­   ²é¿´ÎÒµÄÖ÷Ò³
²é¿´È«²¿ 8 ¸ö»Ø´ð

0.8

¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
2Â¥2014-11-05 21:08:07
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

0.8

¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
3Â¥2014-11-06 07:35:34
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

0.8

¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
4Â¥2014-11-06 08:11:48
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
×î¾ßÈËÆøÈÈÌûÍƼö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[»ù½ðÉêÇë] F¿ÚÐÅϢѧ²¿ÄÃÃæÉÏ£¬´ó¸ÅÐèҪʲôÑùµÄ³É¹û +7 _·ÜÀè_ 2024-06-16 13/650 2024-06-18 17:20 by _·ÜÀè_
[˶²©¼ÒÔ°] ¹ØÓÚ˶²©Á¬¶ÁµÄһЩÒÉÎÊ£¿ +6 Lwenter 2024-06-14 7/350 2024-06-18 16:54 by cuiting
[»ù½ðÉêÇë] 2024¹úÉç¿ÆͨѶÆÀÉó +15 qsd10086 2024-06-13 30/1500 2024-06-18 16:49 by ÍÛ¿¨ÍÛ¿¨1
[Óлú½»Á÷] ÅÜ°åÄÜÅÜ¿ª£¬¹ýÖù¹ý²»´¿Ôõô°ì +4 СºúÔÚŬÁ¦ 2024-06-18 6/300 2024-06-18 15:20 by long8811
[ÕÒ¹¤×÷] ³õʼºÏ»ïÈËÀ´À²£¡£¨ÉúÎïÊÔ¼ÁºÄ²Ä±ê׼Ʒ£© +13 »¶¿ìµÄС¿ÆÑÐÈË 2024-06-15 24/1200 2024-06-18 13:08 by »¶¿ìµÄС¿ÆÑÐÈË
[ÂÛÎÄͶ¸å] Éó¸åÈ˺¬ºý¾Ü¸å£¬»¹ÐèÒª»Ø¸´Âð£¿ÈçºÎ»Ø¸´£¿ 20+4 BruceChum 2024-06-15 21/1050 2024-06-18 13:03 by ±ùÀ¶Ò¹ÓÎÉñ
[¿¼²©] Õâ¸ö²©Ê¿Òª¶ÁÂð +9 Sea Breeze 2024-06-16 18/900 2024-06-18 12:57 by Sea Breeze
[½Ìʦ֮¼Ò] ÇëÎÊÊÂÒµ±àÖƺÍÄêнÖƳåÍ»Â𣿠+11 ZHONGWU_U 2024-06-14 11/550 2024-06-18 12:26 by zqx1990
[»ù½ðÉêÇë] ÓÐÈËÖйýÈËÎÄÉç¿ÆÀàµÄ²©ºóÌØÖúÂ𣿠+3 outsider1986 2024-06-16 5/250 2024-06-18 11:10 by Ô¬ÌìδȻ
[˶²©¼ÒÔ°] ²©Ê¿±ÏÒµ¸ßУºÍ¾ÍÒµµÄÏà¹ØÎÊÌâ +7 SCITOPPP 2024-06-14 11/550 2024-06-18 07:51 by yinxing1995
[»ù½ðÉêÇë] »¯Ñ§»áÄê»á¸Ä³ÉÒ»Ä꿪һ´ÎÁË£¿ +7 babu2015 2024-06-12 15/750 2024-06-17 20:28 by Âä±Ê»­·ã
[ÂÛÎÄͶ¸å] ÂÛÎÄÒѽÓÊÕ£¬µ«·¢ÏÖÐ޸ĸ崫µÄÊǾɰæ¸ÃÔõô°ì£¿ +3 zsq54321 2024-06-15 6/300 2024-06-17 19:45 by wjykycg
[Óлú½»Á÷] ±½·ÓºÍȲ´¼·´Ó¦£¬mitsunobu·´Ó¦ 5+3 TONGMEIMEI 2024-06-12 9/450 2024-06-17 15:00 by dschong
[½Ìʦ֮¼Ò] ÈÄÒ飺ʲôÖƶÈÄܱ£ÕÏ´óѧÆÕͨ½Ìʦ²»ÓÃΪÁìµ¼Áà°ü£¬²»Óÿ´Áìµ¼Á³É« +10 zju2000 2024-06-12 16/800 2024-06-17 14:54 by ´óÌì×ð
[»ù½ðÉêÇë] Nature 11ÈÕ·¢ÎÄ£¬ÖйúÖøÃûѧÕßÃdzÆÔì¼ÙÆȲ»µÃÒÑ +6 babu2015 2024-06-14 6/300 2024-06-16 18:37 by ϲ»¶ºÍÒ»Ñõ»¯¶þÌ
[½Ìʦ֮¼Ò] ÿ´ÎɧÈÅŮѧÉúµÄ¶¼ÊÇԺϵÁìµ¼£¬¶ø²»ÊÇÆÕͨ½Ìʦ£¬Ð¡±àÃÇҪעÒâ´ë´ÇÕýÈ· +9 zju2000 2024-06-15 11/550 2024-06-16 14:49 by appleapple2
[»ù½ðÉêÇë] ¹ØÓÚ²©ºó»ù½ðµÄbugÎÊÌâ +6 lxr1991 2024-06-14 9/450 2024-06-15 21:17 by since¡ª2010
[»ù½ðÉêÇë] E12ÃæÉÏÉêÇë +4 ºº·çÖ®ÒÅ 2024-06-13 4/200 2024-06-14 15:28 by ÌìÍâ·ÉÈ¥À´
[¿¼²©] É격ÕÒµ¼Ê¦ +4 ÊèÓ°ºáбˮÇådz3 2024-06-13 6/300 2024-06-14 14:31 by zxl_1105
[˶²©¼ÒÔ°] É격 +3 ÔÃÔÃССÓã 2024-06-12 3/150 2024-06-12 15:11 by chen5805
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û