Znn3bq.jpeg
²é¿´: 309  |  »Ø¸´: 2
µ±Ç°Ö÷ÌâÒѾ­´æµµ¡£
¡¾ÐüÉͽð±Ò¡¿»Ø´ð±¾ÌûÎÊÌ⣬×÷ÕßÉ½«ÔùËÍÄú 5 ¸ö½ð±Ò

É

½ð³æ (СÓÐÃûÆø)

[ÇóÖú] ½ðµç¼«±íÃæ»ýµÄ¼ÆË㣨ÓÐЧÈÕÆÚÖÁ2008Äê6ÔÂ6ÈÕ£©

¡° bare gold electrode potential from 0.0 to þ1.5 Vvs. Ag/AgCl in 0.5 M
  H2SO4 until reproducible cyclic voltammograms were obtained . A roughness factor of 1.72+0.12 was calculated from the ratio of real to geometric surface area.The real surface area was calculated by integration of the cathodic peakobserved during redox reaction of gold in 0.5 M H2SO4, assuming 482 C cm2 charge for reduction of one monolayer of AuO on Au(111).¡±

  ÇëÎÊ£ºÉÏÃæ¶ÎÖÐroughness factorºÍThe real surface area ÊÇÔõôËã³öÀ´µÄ£¿
Çëд³ö¹«Ê½£¬ºÃÂð£¿Ð»Ð»£¡

±¸×¢£º´ð°¸ÂúÒâÕ߿ɻñÒ»¶¨µÄ¼Î½±£¡

» ²ÂÄãϲ»¶

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

bcl007

Í­³æ (³õÈëÎÄ̳)

¡°482 C cm2¡±Ã»¿´Ì«Ã÷°×£¬²»ÖªµÀÔ­¼þÊÇÔõôдµÄ¡£´ó¸ÅÀí½âΪÔÚÿƽ·½ÀåÃ×½ð±íÃæÉú³ÉÒ»µ¥²ãÑõ»¯½ðÏûºÄµÄµçÁ¿£¨»òÕßÑõ»¯½ð»¹Ô­Îª½ðÐèÒªµÄµçÁ¿£©¡£The real surface area ÊÇËù²âµçÁ¿ÓëÉÏÊöµçÁ¿µÄ±ÈÖµ¡£ÓÉÓÚ±íÃæ²»¿ÉÄܾø¶ÔƽÕû£¬»áÔö¼Óµ¥Î»Ãæ»ýµÄÓÐÐ§Ãæ»ý£¬Ê¹ËùÐèµçÁ¿ÖµÔö´ó¡£
geometric surface area¿Éͨ¹ýʵ¼Ê²âÁ¿µÃ³ö¡£
¶øroughness factor¾ÍÊÇthe real surface area areaÓëgeometric surface areaµÄ±ÈÖµ¡£
¸öÈËÀí½â£¬½ö×÷²Î¿¼¡£
2Â¥2008-08-20 15:05:43
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

zhang20088706

ľ³æ (СÓÐÃûÆø)

´Ö²ÚÒò×Ór¿ÉÒÔ¸ù¾ÝCVͼ×îºóÒ»ÖܵÄQc£¬´úÈër£½Qc/1.256¡Á10-5 ¼ÆËãµÃµ½ ¡£

»¹Ô­µçÁ¿Qc£ºÂã½ðµç¼«ÔÚÒѳýÑõµÄ0.5M H2SO4 ÈÜÒºÖÐCVɨÃè20ÖÜÖÁÎȶ¨(v = 0.1V/s)£¬È¡×îºóÒ»ÖܵÄQc £¨¸ù¾Ý¶à¾§½ðµç¼«µÄÀíÂÛ»¹Ô­µçÁ¿£¨400 ¦ÌC/cm2£©ºÍ½ðµç¼«¼¸ºÎÃæ»ý£¨0.0314 cm2£©ÇóµÃ½ðµç¼«µÄÀíÂÛ»¹Ô­µçÁ¿Îª400¡Á0.0314=1.256¡Á10-5C£¬²»Í¬Ãæ»ýµÄ½ðµç¼«Õâ¸öÖµÊDz»Í¬µÄ£©¡£
3Â¥2008-09-29 13:06:34
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
Ïà¹Ø°æ¿éÌø×ª ÎÒÒª¶©ÔÄÂ¥Ö÷ É µÄÖ÷Ìâ¸üÐÂ
²»Ó¦Öú È·¶¨»ØÌûÓ¦Öú (×¢Ò⣺ӦÖú²Å¿ÉÄܱ»½±Àø£¬µ«²»ÔÊÐí¹àË®£¬±ØÐëÌîд15¸ö×Ö·ûÒÔÉÏ)
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] Ò»Ö¾Ô¸211£¬0703»¯Ñ§305·ÖÇóµ÷¼Á +26 ÑÏÎ÷Î÷Ï· 2026-04-06 33/1650 2026-04-11 23:01 by 314126402
[¿¼ÑÐ] Ò»Ö¾Ô¸Ïôó0856£¬306Çóµ÷¼Á +15 Bblinging 2026-04-11 15/750 2026-04-11 22:53 by 314126402
[¿¼ÑÐ] µç×ÓÐÅÏ¢279Çóµ÷¼Á£¬ÓÐÊé¶Á¾ÍÐÐ +8 wwwooden 2026-04-08 11/550 2026-04-11 20:22 by cq2548
[¿¼ÑÐ] 080100Á¦Ñ§316Çóµ÷¼Á +8 L_Hairui 2026-04-07 8/400 2026-04-11 10:00 by zhq0425
[¿¼ÑÐ] Çóµ÷¼Á +13 Ñ©·ê¶¬ 2026-04-10 13/650 2026-04-11 09:58 by Öí»á·É
[¿¼ÑÐ] 291 Çóµ÷¼Á +29 »¯¹¤2026½ì±ÏÒµÉ 2026-04-09 29/1450 2026-04-10 22:55 by dick_runner
[¿¼ÑÐ] ¼ÆËã»úÀàÇóµ÷¼Á£¬22408-274·Ö +7 Éϰ¶deС³æ 2026-04-09 8/400 2026-04-10 19:56 by fxue1114
[¿¼ÑÐ] 287Çóµ÷¼Á +15 Fnhc 2026-04-07 21/1050 2026-04-10 19:09 by chemisry
[¿¼ÑÐ] »·¾³×¨Ë¶µ÷¼Á +16 »á˵»°µÄÖâ×Ó 2026-04-06 16/800 2026-04-10 10:30 by asy1wn
[¿¼ÑÐ] µ÷¼Á +19 ²»·ê´º 2026-04-05 20/1000 2026-04-10 10:15 by may_ÐÂÓî
[¿¼ÑÐ] 298Çóµ÷¼Á +4 manman511 2026-04-05 4/200 2026-04-08 16:50 by tjzhao
[¿¼ÑÐ] 326·Ö£¬Ò»Ö¾Ô¸»¦9£¬ÇóÉúÎïѧµ÷¼Á +4 Áõīī 2026-04-05 4/200 2026-04-08 06:22 by lijunpoly
[¿¼ÑÐ] ¼ÆËã»ú408£üÔÚУ¶à´Î¹ú¼Ò¼¶¾ºÈü»ñ½±£üÉêÇëµ÷¼Á +4 ¶«É½´ó°×¶ì 2026-04-05 4/200 2026-04-08 00:18 by chongya
[¿¼ÑÐ] ¼ÆËã»ú11408 287 Çóµ÷¼Á +3 LiLe5 2026-04-07 3/150 2026-04-07 23:15 by shanqishi
[¿¼ÑÐ] 316Çóµ÷¼Á +4 15318418673 2026-04-07 4/200 2026-04-07 22:12 by hemengdong
[¿¼ÑÐ] 372·Ö²ÄÁÏÓ뻯¹¤£¨085600£©Ó¢¶þÊý¶þÇóµ÷¼Á +4 À¶¼ãƬ 2026-04-06 4/200 2026-04-07 12:30 by dongzh2009
[¿¼ÑÐ] 319·Ö085702°²È«¹¤³ÌÇóµ÷¼Á +6 rious 2026-04-05 6/300 2026-04-07 09:42 by jp9609
[¿¼ÑÐ] 081200-11408-367ѧ˶Çóµ÷¼Á +4 1_2_3111 2026-04-06 4/200 2026-04-07 08:13 by jp9609
[¿¼ÑÐ] »úеר˶274Çóµ÷¼Á£¬²»ÌôרҵѧУ +6 ·º·º2333 2026-04-05 8/400 2026-04-06 18:06 by ·º·º2333
[¿¼ÑÐ] 308Çóµ÷¼Á +3 ÖÕ²»ËÆ´Óǰ 2026-04-05 3/150 2026-04-05 20:07 by à£à£à£0119
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û