Znn3bq.jpeg
²é¿´: 22150  |  »Ø¸´: 628
±¾Ìû²úÉú 1 ¸ö MN-EPI £¬µã»÷ÕâÀï½øÐв鿴
µ±Ç°Ö»ÏÔʾÂú×ãÖ¸¶¨Ìõ¼þµÄ»ØÌû£¬µã»÷ÕâÀï²é¿´±¾»°ÌâµÄËùÓлØÌû

[×ÊÔ´] Nature×Ó¿¯×îÐÂ×ÛÊö£º½ºÌåÁ¿×ӵ㷢¹â¼¼ÊõµÄ³öÏÖ

×îÐÂÒ»ÆÚµÄNature PhotonicsÔÓÖ¾£¨×ÔÈ»¡¤¹â×Óѧ£©¿¯·¢ÁËÓÉÁ¿×Óµã´óÅ£M.G. BawendiºÍV. Bulović¿ÎÌâ×é׫дµÄ¹ØÓÚ½ºÌåÁ¿×ӵ㷢¹â¼¼ÊõµÄ×ÛÊöÎÄÕ£¬ÌâĿΪEmergence of colloidal quantum-dot light-emitting technologies¡£ÒÔп¡¢ïÓµÄÁòÊô»¯ºÏÎïΪ´ú±íµÄÁ¿×ÓµãÔÚ¹âÖ·¢¹âÒÔ¼°µçÖ·¢¹âÁìÓòÒ»Ö±ÊÕµ½¹ã·ºµÄÑо¿£¬±¾ÎĽéÉÜÁËп¡¢ïÓµÄÁòÊô»¯ºÏÎïµÈ½ºÌåÁ¿×ÓµãµÄ·¢¹âÔ­ÀíÒѾ­Ñо¿½øÕ¹¡£ÎÄÕÂ11Ò³£¬ÒýÎÄ158ƪ¡£
Since their inception 18 years ago, electrically driven colloidal quantum-dot light-emitting devices (QD-LEDs) have increased in external quantum efficiency from less than 0.01% to around 18%. The high luminescence efficiency and uniquely size-tunable colour of solution-processable semiconducting colloidal QDs highlight the potential of QD-LEDs for use in energy-efficient, high-colour-quality thin-film display and solid-state lighting applications. Indeed, last year saw the first demonstrations of electrically driven full-colour QD-LED displays, which foreshadow QD technologies that will transcend the optically excited QD-enhanced lighting products already available today. We here discuss the key advantages of using QDs as luminophores in LEDs and outline the operating mechanisms of four types of QD-LED. State-of-the-art visible-wavelength LEDs and the promise of near-infrared and heavy-metal-free devices are also highlighted. As QD-LED efficiencies approach those of molecular organic LEDs, we identify the key scientific and technological challenges facing QD-LED commercialization and offer our outlook for on-going strategies to overcome these challenges.
.
nphoton_2012_328-f1.jpg



nphoton.2012.328-f2.jpg



nphoton.2012.328-f3.jpg



nphoton.2012.328-f4.jpg



nphoton.2012.328-f5.jpg



nphoton.2012.328-f6.jpg



[ À´×Ô¿ÆÑмÒ×å ²ÄÁϼÒ×å ]
»Ø¸´´ËÂ¥

» ±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 : Emergenceofcolloidalquantum-dotlight-emittingtechnologies.pdf
  • 2012-12-27 14:10:21, 4.81 M

» ²ÂÄãϲ»¶

» ±¾Ö÷ÌâÏà¹ØÉ̼ÒÍÆ¼ö: (ÎÒÒ²ÒªÔÚÕâÀïÍÆ¹ã)

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

sunron

ľ³æ (ÖøÃûдÊÖ)


¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡Ð»Ð»
293Â¥2013-03-26 09:12:00
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
²é¿´È«²¿ 629 ¸ö»Ø´ð

¡ï¡ï¡ï¡ï¡ï ÎåÐǼ¶,ÓÅÐãÍÆ¼ö

Thanks for sharing!
3Â¥2012-12-27 15:47:07
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

¿µ¿µ310

Ìú¸Ëľ³æ (ÖøÃûдÊÖ)


¡ï¡ï¡ï¡ï¡ï ÎåÐǼ¶,ÓÅÐãÍÆ¼ö


Thanks for sharing!
10Â¥2012-12-27 19:14:28
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
¼òµ¥»Ø¸´
Ô¹Ø2Â¥
2012-12-27 14:26   »Ø¸´  
ÎåÐÇºÃÆÀ  ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
bwiner4Â¥
2012-12-27 16:54   »Ø¸´  
ÎåÐÇºÃÆÀ  ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
xn_L5Â¥
2012-12-27 16:55   »Ø¸´  
ÎåÐÇºÃÆÀ  ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
2012-12-27 17:09   »Ø¸´  
ÎåÐÇºÃÆÀ  ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
lllltt8Â¥
2012-12-27 17:19   »Ø¸´  
ÎåÐÇºÃÆÀ  ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
xbhan19889Â¥
2012-12-27 17:33   »Ø¸´  
ÎåÐÇºÃÆÀ  ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
mlbz12Â¥
2012-12-27 19:45   »Ø¸´  
ÎåÐÇºÃÆÀ  ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
vicyel13Â¥
2012-12-27 20:00   »Ø¸´  
ÎåÐÇºÃÆÀ  ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
lengxueimu14Â¥
2012-12-27 20:06   »Ø¸´  
ÎåÐÇºÃÆÀ  ¶¥Ò»Ï£¬¸Ðл·ÖÏí£¡
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] 322Çóµ÷¼Á +8 123°²¿µ 2026-04-12 15/750 2026-04-16 11:07 by Espannnnnol
[¿¼ÑÐ] Çóµ÷¼ÁÍÆ¼ö +8 СÄô°®Ñ§Ï° 2026-04-14 8/400 2026-04-16 07:22 by ѧԱJpLReM
[¿¼ÑÐ] 289 ·Ö105500ҩѧר˶Çóµ÷¼Á(ÕÒBÇøÑ§Ð£) +4 °×ÔÆ123456789 2026-04-13 4/200 2026-04-16 00:18 by ·ÛÇßÈô³¾
[¿¼ÑÐ] Çóµ÷¼Á +11 СÄô°®Ñ§Ï° 2026-04-11 15/750 2026-04-15 21:57 by noqvsozv
[¿¼ÑÐ] 296Çóµ÷¼Á +12 Íô£¡£¿£¡ 2026-04-09 13/650 2026-04-15 20:01 by ѧԱJpLReM
[¿¼ÑÐ] µ÷¼ÁÇóÊÕÁô +34 ¹ûÈ»ÓÐÎÒ 2026-04-10 35/1750 2026-04-15 13:05 by Î÷±±Íû¡ª·çɳ
[¿¼ÑÐ] 085500Çóµ÷¼Á²ÄÁÏ +11 Ò×11122 2026-04-09 11/550 2026-04-14 17:59 by lhj2009
[¿¼ÑÐ] 085600²ÄÁÏÓ뻯¹¤349·ÖÇóµ÷¼Á +16 Àîľ×Ó°¡¹þ¹þ 2026-04-12 17/850 2026-04-14 09:11 by fenglj492
[¿¼ÑÐ] Çóµ÷¼Á +3 ÎÒ°®¸ßÊý¸ßÊý°®Î 2026-04-12 3/150 2026-04-14 01:00 by Íõ¬Bè±
[¿¼ÑÐ] ±¾¿ÆÎ÷¹¤´ó 324Çóµ÷¼Á +5 wysyjs25 2026-04-10 5/250 2026-04-13 23:08 by pies112
[¿¼ÑÐ] 339Çóµ÷¼Á +4 hanwudada 2026-04-12 4/200 2026-04-13 12:03 by À¶ÔÆË¼Óê
[¿¼ÑÐ] 346·Ö£¬¹¤¿Æ0854Çóµ÷¼Á£¬×¨Ë¶ +6 moser233 2026-04-12 7/350 2026-04-12 22:11 by fqwang
[¿¼ÑÐ] 339Çóµ÷¼Á +8 hanwudada 2026-04-11 9/450 2026-04-12 15:36 by laoshidan
[¿¼ÑÐ] 326Çóµ÷¼Á +6 Shansyn 2026-04-10 6/300 2026-04-12 09:46 by hammer3
[¿¼ÑÐ] µ÷¼ÁÇóÖú +6 ¹ûÈ»ÓÐÎÒ 2026-04-11 7/350 2026-04-11 16:22 by Ã÷Ô´ËʱÓÐ
[¿¼ÑÐ] Ò»Ö¾Ô¸±±Àí¹¤298Ó¢Ò»Êý¶þÒÑÉϰ¶£¬¸Ðл¸÷λÀÏʦ +14 Reframe 2026-04-10 16/800 2026-04-10 23:07 by caotw2020
[¿¼ÑÐ] Çóµ÷¼Á +5 ²»»á·ÉµÄÓã@ 2026-04-10 5/250 2026-04-10 19:07 by chemisry
[¿¼ÑÐ] Ò»Ö¾Ô¸¾©Çø985£¬085401£¬Óë±¾¿Æ×¨ÒµÒ»Ö£¬µç×ÓÐÅÏ¢¹¤³Ì£¬ +4 Ñô¹â¿ªÀʵÄÄк¢ 2026-04-10 4/200 2026-04-10 18:27 by shenrf
[¿¼ÑÐ] 298Çóµ÷¼Á +13 ¶¤¶£ß˶¬¹Ï 2026-04-09 13/650 2026-04-10 15:49 by jiajinhpu
[¿¼ÑÐ] Ò»Ö¾Ô¸»¦9£¬326ÉúÎïѧÇóÏà¹Ø×¨Òµµ÷¼Á +4 Áõīī 2026-04-09 4/200 2026-04-10 12:07 by pengliang8036
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û