²é¿´: 2361  |  »Ø¸´: 7
µ±Ç°Ö»ÏÔʾÂú×ãÖ¸¶¨Ìõ¼þµÄ»ØÌû£¬µã»÷ÕâÀï²é¿´±¾»°ÌâµÄËùÓлØÌû

hunter9118

Òø³æ (³õÈëÎÄ̳)

[½»Á÷] ¡¾ÇóÖú¡¿¹ØÓÚʯīϩµÄÀ­Âü¹âÆ×µÄÈô¸ÉÎÊÌâ

½ñÌì¿´ÁËһƪÎÄÏ×£¬Ëµµ½¹ØÓÚʯīϩµÄÀ­Âü¹âÆ×£¬Ô­»°ËµÕâô˵µÄ£º¡°The 2D peak shows a narrow and symmetric profile, confirming that the sample is of monolayer thickness.¡±(Chun Hung Lui, Li Liu,.Ultraflat graphene.nature letter. Vol 462/ 19 November 2009| )ÊDz»ÊÇ¿ÉÒÔÕâôÀí½â£¬¾ÍÊÇ˵2D·åÏÁÕ­¶øÇҶԳƾÍÊǵ¥²ãʯīµÄÌØÕ÷£¿
ÄÇô˵Èç¹ûÊǶà²ãµÄ»°»áÊÇʲô¸öÇé¿ö£¿
¹ØÓÚ2D·å£¬Ö®Ç°Óб¨µÀ˵£º¡°the 2D peak is present because it is the sum of teo phonons with opposite momentum¡±(D.C.Elias,et al,control of graphene's properties by reversible hydrogenation: evidence for graphene,science 323, 610 (2009))
ÇëÎÊ2D·åµÄÖ÷ÒªÓ°ÏìÒòËØÊÇʲô£¿£¿£¿
»Ø¸´´ËÂ¥
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

yanghf

гæ (ÕýʽдÊÖ)

hunter9118(½ð±Ò+1): 2010-10-09 09:02:37
2d·åµÄλÖã¬ÐÎ×´»¹ÓзÖÁѵĸöÊýÒ»ÆðÀ´¾ö¶¨²ãÊý
Ò»°ãÀ´Ëµµ¥¸ö¶Ô³Æ·å²ÅÊǵ¥²ãµÄ±íÕ÷
2²ãµÄ2d·åÓ¦¸ÃÊÇ·ÖÁѳÉËĸö¶Ô³Æ·å
Èç¹ûÊÇÍêÃÀµÄʯīϩ2d·å¶¼»áÊǶԳƣ¬³öÏÖ²»¶Ô³ÆµÄÇé¿öÓ¦¸ÃÊÇÓÐȱÏÝ
ÒÔÉÏÊÇ×Ô¼º¿´ÎÄÏ×µÄ×ܽáºÍ×Ô¼ºµÄÀí½â
Dowhatmakesyouhappy!Ifyoutry,youalwayshaveachoiceandachance!Comeon!
4Â¥2010-10-08 10:31:49
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
²é¿´È«²¿ 8 ¸ö»Ø´ð

yangguanbing

Ìú¸Ëľ³æ (ÕýʽдÊÖ)

hunter9118(½ð±Ò+1): 2010-10-08 08:34:19
²ãÊý¸ú2d·åÊÇÖ±½ÓÏà¹ØµÄ
2Â¥2010-10-06 08:25:41
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

hunter9118

Òø³æ (³õÈëÎÄ̳)

ÄÇô´ÓµÚһƪÎÄÏ×µÄÄǾ仰ÊDz»ÊÇ¿ÉÒÔÀí½âΪ£º¡°¶à²ãµÄʯīϩµÄÀ­Âü¹âÆ×ÊDz»¶Ô³ÆµÄ»òÊÇÏà¶Ô¿íÒ»µãµÄ·åÄØ£¿¡±
ÄãÓйØÓÚ¶à²ãʯīϩµÄÀ­Âü¹âÆ×µÄÖ±½ÓÖ¤¾ÝÂð£¿
3Â¥2010-10-08 08:32:27
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

jiwu

Ìú³æ (ÕýʽдÊÖ)

hunter9118(½ð±Ò+1): 2010-10-15 09:24:02
²ãÊýÔ½¶à£¬2D·åÔ½´Ö£¬·¢ÉúÆ«ÒÆ
¸öÈËÀí½â
5Â¥2010-10-14 18:18:51
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[½Ìʦ֮¼Ò] µ¼Ê¦Í²ۣºÎÒÔõô̯ÉÏÁËÕâô¸ö¼«Æ·Ñо¿Éú£¡ +7 ËÕ¶«ÆÂ¶þÊÀ 2026-08-23 7/350 2026-08-27 18:14 by ˲ϢÓîÖæ
[»ù½ðÉêÇë] ¹ú×ÔÈ»ÃæÉϸ´ÅÌ~»¶Ó­ÌÖÂÛ (½ð±Ò+5) +10 ÇçÌì¼ÓÓÍ 2026-08-26 11/550 2026-08-27 16:35 by msuhlx
[»ù½ðÉêÇë] Ϊʲô×ÊÖúÊý¸÷´ó¸ßУ¶¼´´Ð¸ߣ¬×Ô¼ºÉêÇëÔõô¾ÍÕâôÄÑ +7 Kittylucky 2026-08-27 7/350 2026-08-27 16:31 by msuhlx
[»ù½ðÉêÇë] Ôõô¿´Çà»ùÖÐÁËûÓа¡ +5 Ò¶¾Å΢ 2026-08-26 5/250 2026-08-27 10:35 by l_zh2008
[»ù½ðÉêÇë] ÈÃÎÒÖÐÒ»¸öÃæÉϰɣ¡ +13 ´óƼ1987 2026-08-20 17/850 2026-08-27 08:20 by ´óƼ1987
[»ù½ðÉêÇë] ÎÒ²»Àí½â£¡ +15 Edward_pc 2026-08-26 23/1150 2026-08-26 20:34 by zzuzxg
[»ù½ðÉêÇë] ϵͳ²é²»µ½ +10 ¶­°Ëǧ 2026-08-26 10/500 2026-08-26 16:30 by Equinoxhua
[»ù½ðÉêÇë] ·¶½øÖоÙÒ»ÎĵÄÖÐÐÄ˼Ïë +9 Ñ׻ƹóëÐ 2026-08-22 10/500 2026-08-26 15:40 by semaglutide
[»ù½ðÉêÇë] 2026¹ú×ÔÈ»º¯ÆÀ·Ñµ½ÕË +22 ÑòÑü°å 2026-08-21 25/1250 2026-08-26 15:00 by zuocuiping
[»ù½ðÉêÇë] 2026Äê8ÔÂ25ÈÕ¹ú×ÔÈ»·Å°ñǰͻȻÊÕµ½ÁÐÈëÆÀÉóר¼ÒÓʼþ£¬ÓйØÏµÂ𣿠+25 ľˮ˼¶¹ 2026-08-25 28/1400 2026-08-26 14:53 by draco1987
[»ù½ðÉêÇë] ³öÀ´ÁË +9 trojank 2026-08-26 9/450 2026-08-26 14:25 by ±¦±´³æ×Ó
[»ù½ðÉêÇë] ÄÄλ¸ßÈËÖÐÁË£¬°Ñ²éѯµ½µÄ½ØÍ¼Ìù³öÀ´ÈÃÎÒ¿´¿´£¬ÈÃÎÒ³¤³¤¼ûʶ +4 yuleib84 2026-08-26 5/250 2026-08-26 13:40 by yuleib84
[»ù½ðÉêÇë] Ϊʲô¹ú×ÔÈ»²»ÄÜÖ±½Ó¹«²¼ +4 bjdxyxy 2026-08-26 4/200 2026-08-26 13:12 by qingmu1201
[»ù½ðÉêÇë] ¹úºÏÀïÃæÄÜ¿´µ½ÁË +7 Ò»»³Ü°Çï 2026-08-26 7/350 2026-08-26 11:23 by zhaosm1982
[»ù½ðÉêÇë] ½ñÌìÎñί»á¿ªÍêÁË£¬Ã÷Ìì³ö½á¹ûÂð +19 angus9576 2026-08-25 23/1150 2026-08-26 10:03 by zp519
[Ö°³¡ÈËÉú] ѧÉúײ¼û¸¨µ¼Ô±ËÍÍâÂô£¬µÚ¶þÌìÈ«°à¶¼³ÁĬÁË +3 ¾¨ÓãÈÚ½ð_Õã½­_É 2026-08-22 3/150 2026-08-26 09:01 by zzuzxg
[»ù½ðÉêÇë] ÔÚ¼á±ù»¹¸Ç×ű±º£µÄʱºò£¬ÎÒ¿´µ½ÁËÅ­·ÅµÄ÷»¨¡£ (½ð±Ò+10) +6 ziyangfang 2026-08-25 9/450 2026-08-25 20:26 by huagongfeihu
[»ù½ðÉêÇë] ÈËÆø²»ÐÐÁË +11 fansofjerry 2026-08-21 11/550 2026-08-25 11:04 by ¹Â¶ÀµÄÓ¢ÐÛ6
[»ù½ðÉêÇë] ʱ¼ä´Á½ñÌ죬20ºÅ±äÁË +5 archvillain 2026-08-20 5/250 2026-08-22 06:12 by hui_daxiao
[»ù½ðÉêÇë] ¿´À´½ñÌì²»»á·Å°ñÁË£¿ +8 chengyan1220 2026-08-21 11/550 2026-08-21 17:52 by dcqxinyang
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û