²é¿´: 1422  |  »Ø¸´: 12

Ò¬·çµ²²»×¡

ľ³æ (ÖøÃûдÊÖ)

[ÇóÖú] ÇóÖúÎÄÏ×ÀïµÄÒ»¶Î½âÊÍ

The crystal structure of as-prepared graphene was characterized by XRD. From curve a in Fig. 3, the feature reflection peak of graphite located on the 2 angle of ∼26.6◦ (0 0 1) is observed with an interlayer spacing of 0.34 nm. The sharp and very intense basal reflection indicates the highly crystalline nature of graphite. This is in sharp contract to the GO (curve b). After oxidation and exfoliation, the diffraction peak of dried GO appears at 10.8◦ (0 0 2), indicating an estimated interlay space of 0.85 nm, quite similar to those reported elsewhere [21,27]. This value (0.85 nm) is much larger than the space (0.34 nm) of pristine graphite, attributed to the introduction of oxygenated functional groups on carbon sheets.
In the other hand, after the subsequent reduction, the diffraction peak disappeared (curve c) even when the y-axis was changed to a logarithm scale (inset of Fig. 3), confirming the great reduction of oxygenated groups and the high exfoliating degree of the layered graphene [28].ÇóÖúÏ»®ÏßÄǾäÊÇÔõôËã³öÀ´µÄ£¬0.34nm£¿£¿£¿

XRD
»Ø¸´´ËÂ¥

» ÊÕ¼±¾ÌûµÄÌÔÌûר¼­ÍƼö

ʯīϩ¼°µç»¯Ñ§ ÄÉÃ×̼ÖʲÄÁÏ

» ²ÂÄãϲ»¶

» ±¾Ö÷ÌâÏà¹Ø¼ÛÖµÌùÍÆ¼ö£¬¶ÔÄúͬÑùÓаïÖú:

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

Ò¬·çµ²²»×¡

ľ³æ (ÖøÃûдÊÖ)

×Ô¼º¶¥Æð£¬Ï£Íû±»¶®µÃÈË¿´µ½¡£¡£¡£°ïæ½âÊÍÒ»ÏÂ
2Â¥2011-11-02 16:32:11
ÒÑÔÄ   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

Ò¬·çµ²²»×¡

ľ³æ (ÖøÃûдÊÖ)

²ã¼ä¾à0.34ÄÉÃ×£¬ÔõôËã³öÀ´µÄ£¿£¿£¿ÓÃʲôÊý¾ÝµÃµ½µÄ£¿ÓÃXRD?
3Â¥2011-11-02 16:34:11
ÒÑÔÄ   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

huahua1216

ÖÁ×ðľ³æ (ÎÄ̳¾«Ó¢)

²¼À­¸ñ·½³ÌµÄ¾§Ãæ¼ä¾àdÊDz»ÊǾÍÊÇÕâ¸ö²ã¼ä¾à°¡
4Â¥2011-11-02 16:37:50
ÒÑÔÄ   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

Ò¬·çµ²²»×¡

ľ³æ (ÖøÃûдÊÖ)

ÒýÓûØÌû:
4Â¥: Originally posted by huahua1216 at 2011-11-02 16:37:50:
²¼À­¸ñ·½³ÌµÄ¾§Ãæ¼ä¾àdÊDz»ÊǾÍÊÇÕâ¸ö²ã¼ä¾à°¡

XRDС°×Ò»¸ö£¬ÎÒÃÇÊǸã·ÖÎö»¯Ñ§µÄ£¬xrdÊÇÍâÐС£¼ûЦ
²¼À­¸ñ·½³Ì£¿
XRD»ù±¾Ô­ÀíÖÐÓÐÕâ¸ö·½³Ì£¿
»¹ÊÇJADEÈí¼þÖÐÓÐÕâ¸ö·½³Ì£¿
5Â¥2011-11-02 18:48:45
ÒÑÔÄ   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

Ò¬·çµ²²»×¡

ľ³æ (ÖøÃûдÊÖ)

²»ÊÇÓ¦Öú»ØÌû£¬²»ÄÜËͽð±Ò¡£¡£¡£
6Â¥2011-11-02 18:50:44
ÒÑÔÄ   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

signe

Òø³æ (СÓÐÃûÆø)


¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¡ï
Ò¬·çµ²²»×¡(½ð±Ò+1): лл 2011-11-03 22:54:36
lijunjie84: ½ð±Ò+1, ¸ÐлӦÖú£¡ 2012-03-27 12:11:37
2d=sin¦È£¬ºÃÏñÊÇÕâ¸ö·½³Ì
7Â¥2011-11-02 20:13:35
ÒÑÔÄ   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

iaknankai

ľ³æ (ÕýʽдÊÖ)

²»ÖªµÀ

ÒýÓûØÌû:
7Â¥: Originally posted by signe at 2011-11-02 20:13:35:
2d=sin¦È£¬ºÃÏñÊÇÕâ¸ö·½³Ì

²¨³¤µÄ·ûºÅÄÄÈ¥ÁË£¿
±ðÎÊÎÒ
8Â¥2011-11-02 22:51:55
ÒÑÔÄ   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

huahua1216

ÖÁ×ðľ³æ (ÎÄ̳¾«Ó¢)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

Ò¬·çµ²²»×¡(½ð±Ò+1): лл 2011-11-03 22:54:56
2d sin theta = ²¨³¤
9Â¥2011-11-03 08:26:43
ÒÑÔÄ   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

hjypt

Ìú¸Ëľ³æ (ÕýʽдÊÖ)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¡ï
Ò¬·çµ²²»×¡(½ð±Ò+1): лл£¬¹â¿¿Êý¾ÝÄܵóöÕâ¸öÖµÀ´Â𣿠2011-11-03 22:56:00
lijunjie84: ½ð±Ò+1, »¶Ó­»ØÌû½»Á÷£¡ 2012-03-27 12:11:57
²âÊÔµÄʱºò£¬XRDÈí¼þ¿ÉÒÔÖ±½Ó±ê³ödÖµ
10Â¥2011-11-03 15:39:59
ÒÑÔÄ   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
Ïà¹Ø°æ¿éÌø×ª ÎÒÒª¶©ÔÄÂ¥Ö÷ Ò¬·çµ²²»×¡ µÄÖ÷Ìâ¸üÐÂ
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] 0703»¯Ñ§µ÷¼Á£¬Çóµ¼Ê¦ÊÕ +6 ÌìÌìºÃÔËÀ´Éϰ¶° 2026-03-24 6/300 2026-03-24 17:19 by dick_runner
[¿¼ÑÐ] 07»¯Ñ§280·ÖÇóµ÷¼Á +4 722865 2026-03-23 4/200 2026-03-24 00:01 by chixmc
[¿¼ÑÐ] Çóµ÷¼Á +7 Ê®Èý¼ÓÓÍ 2026-03-21 7/350 2026-03-23 23:48 by ÈÈÇéɳĮ
[¿¼ÑÐ] Ò»Ö¾Ô¸ÖйúʯÓÍ´óѧ£¨»ª¶«£© ±¾¿ÆÆë³¹¤Òµ´óѧ +4 ʯÄÜΰ 2026-03-17 4/200 2026-03-23 17:51 by 17862566385
[¿¼ÑÐ] ½ÓÊÕ2026˶ʿµ÷¼Á(ѧ˶+ר˶) +4 allen-yin 2026-03-23 6/300 2026-03-23 15:04 by Íô£¡£¿£¡
[¿¼ÑÐ] Ò»Ö¾Ô¸ Î÷±±´óѧ £¬070300»¯Ñ§Ñ§Ë¶£¬×Ü·Ö287£¬Ë«·ÇÒ»±¾£¬Çóµ÷¼Á¡£ +3 ³¿»èÏßÓëÐǺ£ 2026-03-20 3/150 2026-03-22 16:00 by ColorlessPI
[¿¼ÑÐ] 319Çóµ÷¼Á +4 СÁ¦Æøçæçæ 2026-03-20 4/200 2026-03-22 15:53 by ColorlessPI
[¿¼ÑÐ] Ò»Ö¾Ô¸»ªÖпƼ¼´óѧ071000£¬Çóµ÷¼Á +4 ÑØ°¶Óб´¿Ç6 2026-03-21 4/200 2026-03-22 07:21 by ilovexiaobin
[¿¼ÑÐ] Ò»Ö¾Ô¸Éî´ó£¬0703»¯Ñ§£¬×Ü·Ö302£¬Çóµ÷¼Á +4 ÆßÔÂ-ÆßÆß 2026-03-21 4/200 2026-03-21 18:20 by ѧԱ8dgXkO
[¿¼ÑÐ] 311Çóµ÷¼Á +3 Ó¸ҵÄСÎâ 2026-03-20 3/150 2026-03-21 17:40 by ColorlessPI
[¿¼ÑÐ] 266Çóµ÷¼Á +3 ÍÛºôºßºôºß 2026-03-20 3/150 2026-03-21 16:46 by barlinike
[¿¼ÑÐ] 22 350 ±¾¿Æ985Çóµ÷¼Á£¬ÇóÀϵÇÊÕÁô +3 ÀîéóÄÐ003 2026-03-20 3/150 2026-03-21 13:28 by ²«»÷518
[¿¼ÑÐ] Çóµ÷¼Á +6 Mqqqqqq 2026-03-19 6/300 2026-03-21 08:04 by JourneyLucky
[¿¼ÑÐ] Ò»Ö¾Ô¸ÎäÀí²ÄÁÏ305·ÖÇóµ÷¼Á +6 ÏëÉϰ¶µÄÀðÓã 2026-03-18 7/350 2026-03-21 01:03 by JourneyLucky
[¿¼ÑÐ] Ò»Ö¾Ô¸Î÷ÄϽ»´ó£¬Çóµ÷¼Á +5 ²Ä»¯ÖðÃÎÈË 2026-03-18 5/250 2026-03-21 00:26 by JourneyLucky
[¿¼ÑÐ] 290Çóµ÷¼Á +7 ^O^Ø¿ 2026-03-19 7/350 2026-03-20 21:43 by JourneyLucky
[¿¼ÑÐ] Çóµ÷¼ÁÒ»Ö¾Ô¸ÄϾ©º½¿Õº½Ìì´óѧ289·Ö +3 @taotao 2026-03-19 3/150 2026-03-20 21:34 by JourneyLucky
[¿¼ÑÐ] AÇøÏß²ÄÁÏѧµ÷¼Á +5 ÖÜÖÜÎÞ¼« 2026-03-20 5/250 2026-03-20 21:33 by laoshidan
[¿¼ÑÐ] ²ÄÁÏѧ˶297ÒѹýËÄÁù¼¶Çóµ÷¼ÁÍÆ¼ö +11 adaie 2026-03-19 11/550 2026-03-20 21:30 by laoshidan
[¿¼ÑÐ] Ò»Ö¾Ô¸ÄÏÀí¹¤085701»·¾³302Çóµ÷¼ÁԺУ +3 ¿ûè÷ÎÀ¶Ó 2026-03-20 3/150 2026-03-20 19:28 by zhukairuo
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û