| ²é¿´: 6854 | »Ø¸´: 181 | |||||||||||||||
| ¡¾½±Àø¡¿ ±¾Ìû±»ÆÀ¼Û157´Î£¬×÷ÕßtaozhikaiÔö¼Ó½ð±Ò 124 ¸ö | |||||||||||||||
taozhikai½ð³æ (ÖøÃûдÊÖ)
|
[×ÊÔ´]
nature nanotechnology×îРҺÏà·¨ÖÆ±¸Ë«²ãÈý²ãʯīϩ
|
||||||||||||||
|
Bilayer and trilayer graphene with controlled stacking is emerging as one of the most promising candidates for postsiliconnanoelectronics. However, it is not yet possible to produce large quantities of bilayer or trilayer graphene withontrolled stacking, as is required for many applications. Here, we demonstrate a solution-phase technique for theproduction of large-area, bilayer or trilayer graphene from graphite, with controlled stacking. The ionic compounds iodinechloride (ICl) or iodine bromide (IBr) intercalate the graphite starting material at every second or third layer, creatingsecond- or third-stage controlled graphite intercolation compounds, respectively. The resulting solution dispersions arespecifically enriched with bilayer or trilayer graphene, respectively. Because the process requires only mild sonication, itproduces graphene flakes with areas as large as 50 mm2. Moreover, the electronic properties of the flakes are superior tothose achieved with other solution-based methods; for example, unannealed samples have resistivities as low as ∼1 kVand hole mobilities as high as ∼400 cm2 V¨C1 s¨C1. The solution-based process is expected to allow high-throughputproduction, functionalization, and the transfer of samples to arbitrary substrates. [ Last edited by taozhikai on 2011-7-7 at 00:20 ] |
» ÊÕ¼±¾ÌûµÄÌÔÌûר¼ÍƼö
Nano&Micro | ÏȽø²ÄÁÏ | Ê¯Ä«Ï©ÖÆ±¸¼°Ó¦Óà | ʯīϩ¼°ÆäÖÆ±¸ |
ʯīϩ¼°ÆäÏà¹ØµÄÖ÷Ìâ | Graphene | ¾§ÌåÖÆ±¸¼°²âÊÔ | ÓîÖæ³¬¼¶ÎÞµÐÅùö¨‡åËÀÈ˲»³¥ÃüÄÉÃײÄÁÏ£¨Ê¯ |
ÖµµÃÒ»¿´ | µç»¯Ñ§ ³¬¼¶µçÈÝÆ÷ | ʲô | Research |
ÄÜԴר¼ |
» ±¾ÌûÒÑ»ñµÃµÄºì»¨£¨×îÐÂ10¶ä£©
» ²ÂÄãϲ»¶
Çóµ÷¼Á
ÒѾÓÐ3È˻ظ´
»¯¹¤Ñ§Ôº£¨Ñ§ÔºÕýʽµ÷¼ÁȺ+ÁªÏµ·½Ê½£©
ÒѾÓÐ0È˻ظ´
ÎÞ»ú»¯Ñ§ÂÛÎÄÈóÉ«/·ÒëÔõôÊÕ·Ñ?
ÒѾÓÐ246È˻ظ´
»¯¹¤Ñ§Ôº£¨Ñ§Ôº¹Ù·½Èº£©-ԺʿÍŶÓÕÐÉú-ѧÉú×ÔÓɶȸß-ÅàÑøÄ£Ê½³ÉÊì¸ßЧ
ÒѾÓÐ0È˻ظ´
ºÚÁú½´óѧ·ÖÎö»¯Ñ§Õе÷¼Á
ÒѾÓÐ0È˻ظ´
Î人¸ßУ¹ú¼Ò¼¶È˲ÅÍŶÓÕÐÊÕ²ÄÁÏ£¬»¯Ñ§£¬·ÄÖ¯µÈרҵ˶ʿµ÷¼ÁÉú
ÒѾÓÐ26È˻ظ´
·Ä´ó»¯¹¤Ñ§Ôº£¨¹Ù·½Èº£©-ԺʿÍŶÓÕÐÉú-ѧÉú×ÔÓɶȸ߷¢Õ¹ºÃ-ÅàÑøÄ£Ê½³ÉÊì
ÒѾÓÐ0È˻ظ´
ÎÂÖÝ´óѧ»¯²ÄѧԺÍõ¾ê¿ÎÌâ×éÕÐÉú
ÒѾÓÐ5È˻ظ´
ѧԺ¹Ù·½Èº-ԺʿÍŶÓÕÐÉú-ѧÉú×ÔÓɶȸß-ÅàÑøÄ£Ê½³ÉÊìÒÑÓÐ10ÓàÃûѧÉú¸°985º£ÍâÉîÔì
ÒѾÓÐ0È˻ظ´
Î人·ÄÖ¯´óѧ»¯¹¤Ñ§Ôº¹Ù·½Èº-ԺʿÍŶÓÕÐÉú-ѧÉú×ÔÓɶȸß-10ÓàÃûѧÉú¸°985º£ÍâÉîÔì
ÒѾÓÐ0È˻ظ´
Äϲýº½¿Õ´óѧ½¯»ª÷ë½ÌÊÚ¿ÎÌâ×éÕÐÊÕ»¯Ñ§¡¢»·¾³¡¢Ì¼´ï·å̼Öкͼ°Ïà¹Ø×¨ÒµË¶Ê¿ÐÅÏ¢
ÒѾÓÐ0È˻ظ´
» ±¾Ö÷ÌâÏà¹ØÉ̼ÒÍÆ¼ö: (ÎÒÒ²ÒªÔÚÕâÀïÍÆ¹ã)
» ±¾Ö÷ÌâÏà¹Ø¼ÛÖµÌùÍÆ¼ö£¬¶ÔÄúͬÑùÓаïÖú:
΢Ã×ÄÉÃ×°æ2011Äê7ÔÂ--12ÔÂ×ÊÔ´Ìû»ã×Ü
ÒѾÓÐ9È˻ظ´
GeimÔÚnature communications×îз¢±í£ºÊ¯Ä«Ï©²ôÔÓ½ðÊô¾Û¹âÄÜÁ¦Ìá¸ß20±¶
ÒѾÓÐ31È˻ظ´
ʯīϩµÄÖÆ±¸
ÒѾÓÐ11È˻ظ´
nature nanotechnology×îÐÂ:ʯīϩ³¬¼¶µçÈÝÆ÷
ÒѾÓÐ128È˻ظ´
ÐÂÑõ»¯Ê¯Ä«Ï©Æ¬Èý²ãĤ֯±¸³É¹¦
ÒѾÓÐ75È˻ظ´
¡¾ÇóÖú¡¿ÎªÊ²Ã´ÎÒ°´¾µäHummer·½·¨ÖƱ¸µÄʯīϩ·ÖÉ¢²»¿ª£¬ÇóÖ¸µ¼¡£
ÒѾÓÐ16È˻ظ´
¡¾ÌÖÂÛ¡¿Ñõ»¯Ê¯Ä«µÄ°þÀë·½·¨£¬Ñõ»¯Ê¯Ä«Ï©£¨µ¥²ã£©ÖƱ¸£¨³¬Éù°þÀë·¨£©
ÒѾÓÐ27È˻ظ´
¡¾ÌÖÂÛ¡¿Ñõ»¯Ê¯Ä«Ï©µÄÖÆ±¸³öÁËHummersµÄ·½·¨»¹Óмòµ¥Ò»µãµÄÂð
ÒѾÓÐ18È˻ظ´
wulishi8
ר¼Ò¹ËÎÊ (ÖªÃû×÷¼Ò)
-

ר¼Ò¾Ñé: +373 - MN-EPI: 21
- Ó¦Öú: 1195 (²©ºó)
- ¹ó±ö: 0.888
- ½ð±Ò: 28970.7
- Ìû×Ó: 7711
- ÔÚÏß: 1702.7Сʱ
- ³æºÅ: 654606
7Â¥2011-07-07 09:18:32
9Â¥2011-07-07 14:10:17
26Â¥2011-07-15 20:12:36
29Â¥2011-09-11 22:56:52
32Â¥2011-09-13 09:13:17
33Â¥2011-09-14 15:58:21
35Â¥2011-09-19 18:05:33
36Â¥2011-09-26 10:11:08
40Â¥2011-10-13 09:37:52
¼òµ¥»Ø¸´
tweezers2Â¥
2011-07-07 05:36
»Ø¸´
ÎåÐÇºÃÆÀ ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
kinmer3Â¥
2011-07-07 08:20
»Ø¸´
ÎåÐÇºÃÆÀ ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
dgf20084Â¥
2011-07-07 09:09
»Ø¸´
ÎåÐÇºÃÆÀ ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
clean5Â¥
2011-07-07 09:10
»Ø¸´
ÎåÐÇºÃÆÀ ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
jiaxf09066Â¥
2011-07-07 09:16
»Ø¸´
ÎåÐÇºÃÆÀ ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
nanopony8Â¥
2011-07-07 12:42
»Ø¸´
ÎåÐÇºÃÆÀ
wl12230304410Â¥
2011-07-07 14:35
»Ø¸´
ÎåÐÇºÃÆÀ ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
heflylife11Â¥
2011-07-07 15:10
»Ø¸´
ÈýÐÇºÃÆÀ ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
Àî·ÉÃ÷12Â¥
2011-07-07 16:02
»Ø¸´
ÎåÐÇºÃÆÀ ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
cecaixiang13Â¥
2011-07-07 16:20
»Ø¸´
ÎåÐÇºÃÆÀ ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
ËÕ±±14Â¥
2011-07-07 17:17
»Ø¸´
ÎåÐÇºÃÆÀ ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
famouscao15Â¥
2011-07-07 17:45
»Ø¸´
ÎåÐÇºÃÆÀ ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
xliewang16Â¥
2011-07-07 18:21
»Ø¸´
ÎåÐÇºÃÆÀ ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
zqq8826326817Â¥
2011-07-07 21:55
»Ø¸´
ÎåÐÇºÃÆÀ ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
xzxyry18Â¥
2011-07-08 11:06
»Ø¸´
ÎåÐÇºÃÆÀ ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
35038159319Â¥
2011-07-09 09:18
»Ø¸´
ÎåÐÇºÃÆÀ ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
fufan671120Â¥
2011-07-10 08:44
»Ø¸´
ÎåÐÇºÃÆÀ ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
wrt808950321Â¥
2011-07-10 10:50
»Ø¸´
ÎåÐÇºÃÆÀ ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
caoge22Â¥
2011-07-12 10:23
»Ø¸´
ÎåÐÇºÃÆÀ ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
shardowzx23Â¥
2011-07-12 10:42
»Ø¸´
ÎåÐÇºÃÆÀ 





´óɽÉî´¦24Â¥
2011-07-14 14:26
»Ø¸´
ÎåÐÇºÃÆÀ ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
pipi25Â¥
2011-07-15 20:03
»Ø¸´
ÎåÐÇºÃÆÀ ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
ljq198811427Â¥
2011-07-21 20:52
»Ø¸´
ÎåÐÇºÃÆÀ
º£ÌìÌìÒâ28Â¥
2011-07-21 23:09
»Ø¸´
ÎåÐÇºÃÆÀ ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
cyjpu30Â¥
2011-09-12 11:16
»Ø¸´
ÎåÐÇºÃÆÀ ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
global_lin31Â¥
2011-09-13 09:05
»Ø¸´
ÎåÐÇºÃÆÀ
nothing.jm34Â¥
2011-09-19 17:59
»Ø¸´
ÎåÐÇºÃÆÀ ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
finds37Â¥
2011-09-27 22:27
»Ø¸´
ÎåÐÇºÃÆÀ ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
Vandewarle38Â¥
2011-10-10 10:14
»Ø¸´
ÎåÐÇºÃÆÀ ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
wkestar39Â¥
2011-10-10 10:37
»Ø¸´
ÎåÐÇºÃÆÀ ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
Gull_Free41Â¥
2011-11-08 10:59
»Ø¸´
ÎåÐÇºÃÆÀ ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
frank-¹â42Â¥
2011-11-10 21:34
»Ø¸´
¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
anjin071643Â¥
2011-11-11 08:03
»Ø¸´
ÎåÐÇºÃÆÀ ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
seith44Â¥
2011-11-18 16:20
»Ø¸´
ÎåÐÇºÃÆÀ ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
hailong94545Â¥
2011-11-18 17:31
»Ø¸´
ÎåÐÇºÃÆÀ ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
zhulw46Â¥
2011-11-18 17:41
»Ø¸´
ÎåÐÇºÃÆÀ ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
xpsetup47Â¥
2011-11-26 11:09
»Ø¸´
ÎåÐÇºÃÆÀ ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
nihao717148Â¥
2011-11-26 12:04
»Ø¸´
ÈýÐÇºÃÆÀ ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
hrtem-200849Â¥
2011-11-30 09:10
»Ø¸´
ÎåÐÇºÃÆÀ ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
ÎÒ°®ÍÃÍÃÐÜ0850Â¥
2011-12-05 13:25
»Ø¸´
ÎåÐÇºÃÆÀ ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡














»Ø¸´´ËÂ¥
fenglengxue