| ²é¿´: 6749 | »Ø¸´: 160 | |||||||
| ¡¾½±Àø¡¿ ±¾Ìû±»ÆÀ¼Û147´Î£¬×÷ÕßyyioroÔö¼Ó½ð±Ò 117.4 ¸ö | |||||||
[×ÊÔ´]
Nature Nanotechnology ×îÐÂÉÏת»»²ÄÁÏ·âÃæÎÄÕ£º¡°È«²ÊÉ«¡±·¢¹âÉÏת»»ÄÉÃ׿ÅÁ£
|
|||||||
|
ÐÂ¼ÓÆÂ¹úÁ¢´óѧLiu Xiaogang¿ÎÌâ×éÓйØÏ¡ÍÁÉÏת»»·¢¹âÄÉÃײÄÁϵÄ×îÐÂÎÄÕ¡£½éÉÜÁËÒ»ÖÖÄܹ»Í¨¹ýÁ½ÖÖ¼¤·¢¹â£¨980 nm ºÍ 808 nm£©µÄÂö³åµ÷ÖÆ£¬´Ó¶øÊµÏÖÓÃÒ»ÖÖÄÉÃ׿ÅÁ£·¢Éä¸÷ÖÖÑÕÉ«µÄÉÏת»»·¢¹âµÄÐÂÏÖÏ󡣸ù¤×÷ͬʱ½éÉÜÁË»ùÓڸòÄÁϵÄÈ«²ÊÈýάÏÔʾ¼¼ÊõÓ¦Ó᣸оõÕ⽫³ÉΪÉÏת»»Ñо¿µÄÓÖÒ»¸öеÄÑо¿·½ÏòºÍ¿ÉÄܵÄÓ¦ÓÃ;¾¶¡£ÎÄÕ±»ÊÕ¼ÔÚ×îÐÂÒ»ÆÚµÄNature Nanotechnology ²¢±»Ñ¡Îª·âÃæÎÄÕ±¨µÀ¡£ Developing light-harvesting materials with tunable emission colours has always been at the forefront of colour display technologies. The variation in materials composition, phase and structure can provide a useful tool for producing a wide range of emission colours, but controlling the colour gamut in a material with a fixed composition remains a daunting challenge. Here, we demonstrate a convenient, versatile approach to dynamically fine-tuning emission in the full colour range from a new class of core¨Cshell upconversion nanocrystals by adjusting the pulse width of infrared laser beams. Our mechanistic investigations suggest that the unprecedented colour tunability from these nanocrystals is governed by a nonsteady- state upconversion process. These findings provide keen insights into controlling energy transfer in out-of-equilibrium optical processes, while offering the possibility for the construction of true three-dimensional, full-colour display systems with high spatial resolution and locally addressable colour gamut. http://www.nature.com/nnano/journal/v10/n3/covers/index.html |
» ±¾Ìû¸½¼þ×ÊÔ´Áбí
-
»¶Ó¼à¶½ºÍ·´À¡£ºÐ¡Ä¾³æ½öÌṩ½»Á÷ƽ̨£¬²»¶Ô¸ÃÄÚÈݸºÔð¡£
±¾ÄÚÈÝÓÉÓû§×ÔÖ÷·¢²¼£¬Èç¹ûÆäÄÚÈÝÉæ¼°µ½ÖªÊ¶²úȨÎÊÌ⣬ÆäÔðÈÎÔÚÓÚÓû§±¾ÈË£¬Èç¶Ô°æÈ¨ÓÐÒìÒ飬ÇëÁªÏµÓÊÏ䣺xiaomuchong@tal.com - ¸½¼þ 1 : nnano.2014.317.pdf
2015-03-07 10:23:42, 3.73 M
» ÊÕ¼±¾ÌûµÄÌÔÌûר¼ÍƼö
Á¿×Óµã | ·¢¹â²ÄÁÏ | uicorn3 | ¿Æ¼¼Ç°Ïß |
ÎÄÏ×zy |
» ±¾ÌûÒÑ»ñµÃµÄºì»¨£¨×îÐÂ10¶ä£©
» ²ÂÄãϲ»¶
0856²ÄÁÏ306·Öµ÷¼Á
ÒѾÓÐ4È˻ظ´
±±¾©º½¿Õº½Ìì´óѧ26¼¶²©Ê¿ÕÐÉú-ÉúÎïҽѧ¹¤³Ì-ºÏ³ÉÉúÎïѧ
ÒѾÓÐ19È˻ظ´
½ðÊô²ÄÁÏÂÛÎÄÈóÉ«/·ÒëÔõôÊÕ·Ñ?
ÒѾÓÐ158È˻ظ´
ÎÂÖÝ´óѧÍõ¾ê¿ÎÌâ×é2026ÄêÕÐÉú
ÒѾÓÐ10È˻ظ´
ÎÂÖÝ´óѧ2026ÄêÕÐÉú£¨»¯Ñ§¡¢²ÄÁÏ£©
ÒѾÓÐ10È˻ظ´
ÕÐÉú¸ºÔð_ԺʿÍŶÓ_ѧÉú¸ß×ÔÓɶȳɳ¤_Éó¤Ñ§ÉúÅàÑø
ÒѾÓÐ5È˻ظ´
ÎÂÖÝ´óѧÕÐÊÕ2026ÄêÈëѧ²©Ê¿Ñо¿Éú£¨»¯Ñ§¡¢²ÄÁÏ¡¢»·¾³£©
ÒѾÓÐ10È˻ظ´
·Ç¾§ºÏ½ð
ÒѾÓÐ2È˻ظ´
» ±¾Ö÷ÌâÏà¹ØÉ̼ÒÍÆ¼ö: (ÎÒÒ²ÒªÔÚÕâÀïÍÆ¹ã)
» ±¾Ö÷ÌâÏà¹Ø¼ÛÖµÌùÍÆ¼ö£¬¶ÔÄúͬÑùÓаïÖú:
˹̹¸£Cui YiÔÚNATURE NANOTECHNOLOGYÔÙ·¢ÐÂÎÄ£ºï®½ðÊô¸º¼«²ÄÁÏ
ÒѾÓÐ17È˻ظ´
Nature Nanotechnology ×îÐÂ×ÛÊö£ºÀÂü¹âÆ×Ñо¿Ê¯Ä«Ï©ÐÔÄÜ
ÒѾÓÐ642È˻ظ´
Nature Nanotechnology: MoS2 ¶þά²ÄÁÏ×ÛÊö
ÒѾÓÐ872È˻ظ´
×îÐÂNature nanotechnologyÉϹØÓÚ ultraviolet photodetectorµÄÎÄÕÂ
ÒѾÓÐ7È˻ظ´
nature nanotechnologyÉÏ·¢±íµÄһƬ¹ØÓÚÄÉÃ×Ò©ÎïÊäËÍÔØÌåµÄ×ÛÊö
ÒѾÓÐ39È˻ظ´
nature nanotechnology×îÐÂÁ½ÆªÄÉÃײÄÁÏÉúÎïÓ¦ÓÃ
ÒѾÓÐ175È˻ظ´
nature nanotechnology×îÐÂ:Fe3O4ºË´ÅÔìÓ°¼°¿¹Ö×ÁöÒ©ÎïÊÍ·Å
ÒѾÓÐ83È˻ظ´
nature nanotechnology×îÐÂ:ʯīϩ³¬¼¶µçÈÝÆ÷
ÒѾÓÐ128È˻ظ´
nature nanotechnology×îÐÂ:µí·ÛÉúÎï²ÄÁÏ
ÒѾÓÐ135È˻ظ´
nature nanotechnology×îÐÂ̼ÄÉÃ×¹ÜTiO2¸´ºÏ²ÄÁÏÓÃÓÚÌ«ÑôÄÜµç³Ø
ÒѾÓÐ126È˻ظ´
nature nanotechnology×îÐÂÒ»ÆÚ¹ÌÌåÑõ»¯ÎïȼÁÏµç³Ø
ÒѾÓÐ47È˻ظ´
nature nanotechnology×îÐÂһƪÄÉÃ×Ñõ»¯¹èÑõ»¯îѶ¾Àíѧ
ÒѾÓÐ28È˻ظ´
¡¾·ÖÏí¡¿×ª£ºãƱø½ÌÊÚ¿ÎÌâ×éÄÉÃ×¶¾Àí×îÐÂÑо¿³É¹ûÔÚNature NanotechnologyÉÏ·¢±í
ÒѾÓÐ20È˻ظ´
¼òµ¥»Ø¸´
mzyr8882Â¥
2015-03-07 11:56
»Ø¸´
ÎåÐÇºÃÆÀ ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
lwg33Â¥
2015-03-07 13:49
»Ø¸´
ÎåÐÇºÃÆÀ ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
cqu35554Â¥
2015-03-07 14:18
»Ø¸´
ÎåÐÇºÃÆÀ ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
lqingh5065Â¥
2015-03-07 15:57
»Ø¸´
ÎåÐÇºÃÆÀ ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
c53026946Â¥
2015-03-07 17:45
»Ø¸´
ÎåÐÇºÃÆÀ ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
Àî·ÉÃ÷7Â¥
2015-03-07 18:11
»Ø¸´
ÎåÐÇºÃÆÀ ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
892398198Â¥
2015-03-07 18:34
»Ø¸´
ÎåÐÇºÃÆÀ ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
yuedanhappy9Â¥
2015-03-07 19:22
»Ø¸´
ÎåÐÇºÃÆÀ
ye51810Â¥
2015-03-07 19:26
»Ø¸´
ÎåÐÇºÃÆÀ ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
chshen11Â¥
2015-03-07 20:19
»Ø¸´
ÎåÐÇºÃÆÀ ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
ÔÆ¶ËÂþ²½12Â¥
2015-03-07 20:42
»Ø¸´
ÎåÐÇºÃÆÀ ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
º«´ó½Å13Â¥
2015-03-07 21:18
»Ø¸´
ÎåÐÇºÃÆÀ ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
jasenkingjoy14Â¥
2015-03-07 21:18
»Ø¸´
ÎåÐÇºÃÆÀ ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
wjy201115Â¥
2015-03-07 21:56
»Ø¸´
ÎåÐÇºÃÆÀ ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
xieyong8416Â¥
2015-03-08 03:53
»Ø¸´
ÎåÐÇºÃÆÀ ¶¥Ò»Ï¡£¸Ðл·ÖÏí£¡ [ ·¢×ÔСľ³æ¿Í»§¶Ë ]
chemmatworm17Â¥
2015-03-08 07:38
»Ø¸´
ÎåÐÇºÃÆÀ ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
zjjxl18Â¥
2015-03-08 08:21
»Ø¸´
ÎåÐÇºÃÆÀ ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
zxf98419Â¥
2015-03-08 09:09
»Ø¸´
ÎåÐÇºÃÆÀ ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
ʸ³µ¾Õ0020Â¥
2015-03-08 09:22
»Ø¸´
ÎåÐÇºÃÆÀ ¶¥Ò»Ï£¬¸Ðл·ÖÏíŶ [ ·¢×ÔСľ³æ¿Í»§¶Ë ]
Tristan_lcy21Â¥
2015-03-08 09:33
»Ø¸´
ÎåÐÇºÃÆÀ ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
shilin90071022Â¥
2015-03-08 09:57
»Ø¸´
ÎåÐÇºÃÆÀ ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
gpwang52623Â¥
2015-03-08 10:25
»Ø¸´
ÎåÐÇºÃÆÀ ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
wkkkk24Â¥
2015-03-08 10:35
»Ø¸´
ÎåÐÇºÃÆÀ ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
»ª×ÓÀî25Â¥
2015-03-08 11:20
»Ø¸´
ÎåÐÇºÃÆÀ ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
tangchao200826Â¥
2015-03-08 11:36
»Ø¸´
ÎåÐÇºÃÆÀ ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
kellycraft27Â¥
2015-03-08 12:41
»Ø¸´
ÎåÐÇºÃÆÀ ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
liwei10088528Â¥
2015-03-08 12:58
»Ø¸´
ÎåÐÇºÃÆÀ ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
1986080529Â¥
2015-03-08 13:12
»Ø¸´
ÎåÐÇºÃÆÀ ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
angel853330Â¥
2015-03-08 14:19
»Ø¸´
ÎåÐÇºÃÆÀ ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
fuhuidong31Â¥
2015-03-08 14:29
»Ø¸´
ÎåÐÇºÃÆÀ ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
СÑý°¢ÌÀ32Â¥
2015-03-08 15:50
»Ø¸´
ÎåÐÇºÃÆÀ ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
lwrobinson33Â¥
2015-03-08 16:15
»Ø¸´
ÎåÐÇºÃÆÀ ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
liuxue_td34Â¥
2015-03-08 16:42
»Ø¸´
ÎåÐÇºÃÆÀ ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
³¬Ô½×Ô±°35Â¥
2015-03-08 19:52
»Ø¸´
ÎåÐÇºÃÆÀ ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
wangpinger36Â¥
2015-03-08 20:48
»Ø¸´
ÎåÐÇºÃÆÀ ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
wwyygg052037Â¥
2015-03-08 23:45
»Ø¸´
ÎåÐÇºÃÆÀ ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
zhshcheng38Â¥
2015-03-09 07:28
»Ø¸´
ÎåÐÇºÃÆÀ ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
lhw796239Â¥
2015-03-09 07:48
»Ø¸´
ÎåÐÇºÃÆÀ 



Ò»ÍùÎÞǰll40Â¥
2015-03-09 08:18
»Ø¸´
ÎåÐÇºÃÆÀ ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
dengdegang41Â¥
2015-03-09 08:23
»Ø¸´
ÎåÐÇºÃÆÀ ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
¬Š¿É42Â¥
2015-03-09 08:41
»Ø¸´
ÎåÐÇºÃÆÀ ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
ÎÞ¼äÐÐÕß43Â¥
2015-03-09 08:58
»Ø¸´
ÎåÐÇºÃÆÀ 



sudan78944Â¥
2015-03-09 10:12
»Ø¸´
ÎåÐÇºÃÆÀ ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
xiaoqij45Â¥
2015-03-09 11:07
»Ø¸´
ÎåÐÇºÃÆÀ ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
tongtxuan46Â¥
2015-03-09 12:15
»Ø¸´
ÎåÐÇºÃÆÀ ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
QQ00547Â¥
2015-03-09 14:14
»Ø¸´
ÎåÐÇºÃÆÀ ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
Actor200648Â¥
2015-03-09 14:18
»Ø¸´
ÎåÐÇºÃÆÀ ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
kellycraft49Â¥
2015-03-09 16:53
»Ø¸´
¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
kinple50Â¥
2015-03-09 19:09
»Ø¸´
ÎåÐÇºÃÆÀ ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡













»Ø¸´´ËÂ¥
×ÏË®¾§2113
