24СʱÈÈÃŰæ¿éÅÅÐаñ    

²é¿´: 723  |  »Ø¸´: 1
±¾Ìû²úÉú 1 ¸ö ·­ÒëEPI £¬µã»÷ÕâÀï½øÐв鿴

jxlcwy

Ìú¸Ëľ³æ (ÖøÃûдÊÖ)

[ÇóÖú] Çó·­Òë

´Ó¸÷¸öÊÔÑùµÄ×迹Æ×·ÖÎöÆ×(ͼ5)¿ÉÒÔ¿´³ö£¬ÔÚ²âÊÔÆµÂÊΪ20 kHzÒ»1 MHzµÄ¿íƵ·¶Î§ÄÚ£¬¸÷¸öÑùÆ·µÄ¸´×迹Æ×¶¼´æÔÚÁ½¶Î°ëÔ²»¡£¬¶øÇÒËæ×ÅSiO2º¬Á¿µÄÔö´ó£¬¸÷¸öÊÔÑù°ëÔ²»¡µÄλÖÃÒÀ´ÎÃ÷ÏÔÏòµç×èÔö´óµÄ·½ÏòÒÆ¶¯£¬²¢ÇÒÆäÔ²»¡°ë¾¶Ò²ÏàÓ¦ËæÖ®Ôö´ó£¬¾Ý´ËÔò¿ÉÒÔÍÆ¶Ï¾§½çµç×èËæSiO2º¬Á¿µÄÔö¶à¶øÃ÷ÏÔÔö´ó¡£´Óͼ5ÖеÄÄÚ²åͼ¿ÉÒÔ¿´³ö£¬µ±ÑÓ³¤¸ßƵ¶ËËù¶ÔÓ¦µÄ°ëÔ²»¡ÓëZ¡äÖáÏཻʱ£¬¸÷¸ö½»µã½«¾Û¼¯ÔÚ´óÖÂÏàͬµÄλÖã¬ÓÉ´Ë¿ÉÒÔÍÆ¶Ï³ö¸÷¸öÊÔÑùµÄ¾§Á£µç×è±ä»¯²»´ó¡£ËùÒÔ£¬½éµçËðºÄµÄ½µµÍÖ÷ÒªÊÇÓÉÓÚSiO2µÄ¼ÓÈ룬ʹÌÕ´ÉÄÚ²¿¾§½çµç×èÔö´ó¶øÌá¸ßÁËCCTOÌÕ´ÉÄÚ²¿¾§Á£Ö®¼ä¾øÔµÐÔËùÖ¡£
Çó´óϺ°ïæ·­ÒëÕâ¶Î£¬²»ÒªÓÃÈí¼þ·­ÒëµÄ£¬ÄÇÑùÓïÐòÍêÈ«²»¶Ô¡£Ð»Ð»¸ßÊÖÀ´°ïæÁË£¡
ŬÁ¦½øÈ¡
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

ivysheng

гæ (³õÈëÎÄ̳)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

jxlcwy(½ð±Ò+20, ·­ÒëEPI+1): ¡ï¡ï¡ï¡ï¡ï×î¼Ñ´ð°¸ 2012-02-22 14:21:06
From each specimen impedance spectrum analysis spectrum (Figure 5) can be seen, the complex impedance spectra of various samples within the range of the test frequency of 20 kHz to 1 MHz broadband , there are two semi-circular arc , and with the SiO2 content increases, moving the location of each sample semi- circular arc in turn significantly to the increase in electrical resistance , and its radius corresponding increases accordingly you can infer that the grain boundary resistance significantly increased with the increase of SiO2 content .It can be seen from within the illustration in Figure 5 , when to extend the high frequency end of the corresponding semi- circular arc with the Z ' axis intersect each intersection will be gathered in much the same position , which can infer the grain of each specimen resistance little change.Therefore, the dielectric loss of SiO2 in ceramic internal grain boundary resistance increases and improved due to the insulation between the CCTO ceramic internal grain .
2Â¥2012-02-22 12:54:51
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
Ïà¹Ø°æ¿éÌø×ª ÎÒÒª¶©ÔÄÂ¥Ö÷ jxlcwy µÄÖ÷Ìâ¸üÐÂ
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[»ù½ðÉêÇë] »ù½ð²»ÖУ¬¹²Ãã +4 eulota 2026-08-26 4/200 2026-08-26 21:29 by ľ·ç9012
[»ù½ðÉêÇë] ¹ú×ÔÈ»ÃæÉϸ´ÅÌ~»¶Ó­ÌÖÂÛ +4 ÇçÌì¼ÓÓÍ 2026-08-26 5/250 2026-08-26 21:27 by ľ·ç9012
[»ù½ðÉêÇë] 2026ÄêµÄ¹ú¼ÒÉç¿Æ»ù½ðÏîĿͨѶÆÀÉóµÄйæÔòÓëж¯Ïò¡¢ÐÂÌôÕ½ +7 process2012 2026-08-23 10/500 2026-08-26 19:23 by hmhminy
[»ù½ðÉêÇë] Ôõô²é°¡ +5 huang1991js 2026-08-26 5/250 2026-08-26 16:09 by Equinoxhua
[»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] ¿ÆÑй¶ùÌ«ÄÑÁË +21 ÎÒ4´ó°×²Ë 2026-08-20 22/1100 2026-08-26 11:29 by nlgza
[»ù½ðÉêÇë] ¹úºÏÀïÃæÄÜ¿´µ½ÁË +7 Ò»»³Ü°Çï 2026-08-26 7/350 2026-08-26 11:23 by zhaosm1982
[»ù½ðÉêÇë] ϵͳ½ø²»È¥ +4 yanglien 2026-08-26 5/250 2026-08-26 11:10 by wenfengw83
[»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] Ã÷ÌìÓ¦¸Ã¿É²éÁË£¡£¿ +6 chengyan1220 2026-08-23 6/300 2026-08-25 19:45 by zfd97
[»ù½ðÉêÇë] ½ñÈÕ²»·Å°ñ£¿Íø´«¹ú×ÔȻԤ¼Æ 8 Ô 27 Èտɲé½á¹û +17 ҽѧÀÏÄк¢ 2026-08-20 22/1100 2026-08-25 15:36 by ҽѧÀÏÄк¢
[»ù½ðÉêÇë] ûÓÐÈκÎÏûÏ¢-ÊDz»ÊǾÍÁ¹ÁË +9 ͼÀ²Í¼À² 2026-08-24 10/500 2026-08-25 11:59 by ÄϺ£Ð¡¸ç
[»ù½ðÉêÇë] ÈËÆø²»ÐÐÁË +11 fansofjerry 2026-08-21 11/550 2026-08-25 11:04 by ¹Â¶ÀµÄÓ¢ÐÛ6
[»ù½ðÉêÇë] ÎÒÃæÉÏÍêµ°ÁË +13 ÇÒÌý»¢Ð¥ 2026-08-20 14/700 2026-08-25 09:10 by mrkang
[»ù½ðÉêÇë] ½¨Òé»ù½ð·¢²¼Ìáǰ¸ø³öÃ÷È·µÄʱ¼äµã +13 kulium 2026-08-21 16/800 2026-08-24 16:27 by superceng
[½Ìʦ֮¼Ò] Ìø²ÛºóÔÚÑÐÏîÄ¿Ôõô°ì£¿ +5 ¼òµ¥»¯xn 2026-08-22 10/500 2026-08-23 12:38 by ¼òµ¥»¯xn
[»ù½ðÉêÇë] ʱ¼ä´Á½ñÌ죬20ºÅ±äÁË +5 archvillain 2026-08-20 5/250 2026-08-22 06:12 by hui_daxiao
[»ù½ðÉêÇë] Ó¦¸ÃÊÇÏÂÖÜÈý26ÈÕ¹«²¼Á˰ɣ¿ +4 ¹þ¹þ¸ò£¿ 2026-08-21 4/200 2026-08-21 10:58 by Vivilian
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û