²é¿´: 4673  |  »Ø¸´: 10
µ±Ç°Ö»ÏÔʾÂú×ãÖ¸¶¨Ìõ¼þµÄ»ØÌû£¬µã»÷ÕâÀï²é¿´±¾»°ÌâµÄËùÓлØÌû

csussh

Ìú³æ (СÓÐÃûÆø)

[ÇóÖú] ÇóÖú£ºÑ¹µçÌմɲÄÁϼ«»¯ºóµçÈݼõСԭÒò£¿

°´Àí˵£¬Ñ¹µçÌմɲÄÁϼ«»¯Ó¦¸Ã»áʹµçÈÝÔö´ó£¬µ«Êµ¼ÊÊÔÑé¹ý³ÌÖо­³£»áÅöµ½¼«»¯ºóµçÈÝ·´¶ø±È¼«»¯Ç°Ð¡µÄÇé¿ö£¬Çë¸÷λ¸ßÊÖÊÍÒÉ£¬·Ç³£¸Ðл¡£
»Ø¸´´ËÂ¥

» ²ÂÄãϲ»¶

» ±¾Ö÷ÌâÏà¹ØÉ̼ÒÍÆ¼ö: (ÎÒÒ²ÒªÔÚÕâÀïÍÆ¹ã)

» ±¾Ö÷ÌâÏà¹Ø¼ÛÖµÌùÍÆ¼ö£¬¶ÔÄúͬÑùÓаïÖú:

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

dggu

Òø³æ (ÕýʽдÊÖ)

¡ï
Missile521(½ð±Ò+1): ¹ÄÀø½»Á÷~ 2011-09-27 17:23:44
ÆäʵѹµçÌմɲÄÁϼ«»¯ºóµçÈÝÔö´ó»òÕß¼õС¶¼ÓпÉÄܵġ£ÄÃPZTÀ´Ëµ°É£¬Èý·½ÏàºÍËÄ·½ÏàÔÚ¼«»¯Ç°ºóµÄ±ä»¯Çé¿ö¾ÍÊDz»Ò»ÑùµÄ£¬Ö÷ÒªÊǾ§Á£¸÷·½Ïò¶Ô½éµç³£ÊýµÄ¹±Ïײ»Í¬¡£
8Â¥2011-09-27 16:45:12
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
²é¿´È«²¿ 11 ¸ö»Ø´ð

Ceramics

½ð³æ (ÖøÃûдÊÖ)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

csussh(½ð±Ò+30): 2011-07-25 08:00:14
ÏÂÃæÕâÆªÎÄÏ×£¬Í¼9Óиö½âÊÍ£¬Â¥Ö÷¿É²Î¿¼Õâ¸ö½âÊÍ
C.-M.Wang and J.-F.Wang, ¡®¡®Aurivillius Phase Potassium Bismuth Titanate:
K0.5Bi4.5Ti4O15,¡¯¡¯ J. Am. Ceram. Soc., 91 [3] 918-923 (2008).
2Â¥2011-07-23 18:30:08
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

ÍûÔ¶ÐÐ998

ľ³æ (ÕýʽдÊÖ)

¡ï
Missile521(½ð±Ò+1): ¹ÄÀø»ØÌû½»Á÷~ 2011-07-25 09:50:02
¼«»¯ºóµÄ½éµç³£ÊýСÓÚ¼«»¯Ç°µÄ½éµç³£Êý£º

It is known that the polarization of space charges and dipolar defects contributes to the dielectric constant. As pointed out by Zhou et al. [SolidStateCommun-2009-149-481], the dielectric constant decreases upon poling compared to the unpoled case. Under a strong poling field, the space charges and defect complexes would reorient and were frozen out in the high potential trap. Thus, the space charges and dipolar defects cannot be reoriented under a weak poling field, and the contributions to dielectric constant disappear, which leads to the reduction in dielectric constant. [SolidStateCommum-2010-12-956]
Wherethereisawill,thereisaway.
3Â¥2011-07-25 08:58:17
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

csussh

Ìú³æ (СÓÐÃûÆø)

¿ÉÊÇÎÒ˵µÄÊǵçÈݶø²»Êǽéµç³£Êý°¡£¿

[ ·¢×ÔÊÖ»ú°æ http://muchong.com/3g ]
4Â¥2011-07-25 11:51:38
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[»ù½ðÉêÇë] ϵͳ²é²»µ½ +5 ¶­°Ëǧ 2026-08-26 5/250 2026-08-26 11:29 by panjy.cn
[»ù½ðÉêÇë] Ôõô²é°¡ +4 huang1991js 2026-08-26 4/200 2026-08-26 11:26 by panjy.cn
[»ù½ðÉêÇë] 2026ÄêµÄ¹ú¼ÒÉç¿Æ»ù½ðÏîĿͨѶÆÀÉóµÄйæÔòÓëж¯Ïò¡¢ÐÂÌôÕ½ +6 process2012 2026-08-23 8/400 2026-08-26 11:03 by zjlp
[»ù½ðÉêÇë] ÏîÄ¿ÐÅÏ¢ºÍ¾­·ÑÐÅÏ¢ÔÚϵͳÀï¶¼¿ÉÒÔ¿´µ½ÁË +6 wittyboy 2026-08-26 14/700 2026-08-26 10:55 by wittyboy
[»ù½ðÉêÇë] Ôõô¿´Çà»ùÖÐÁËûÓа¡ +4 Ò¶¾Å΢ 2026-08-26 4/200 2026-08-26 10:52 by xiacongxu
[»ù½ðÉêÇë] ¹úºÏ¿É²éÁË +3 paperzjh 2026-08-26 3/150 2026-08-26 10:41 by LemmonTr
[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] ³öÀ´ÁË +8 trojank 2026-08-26 8/400 2026-08-26 09:00 by gxc
[»ù½ðÉêÇë] Å£À´£¡Ã×À´£¡ÃæÀ´£¡ +8 beefly 2026-08-26 8/400 2026-08-26 08:37 by xuzhipiao
[»ù½ðÉêÇë] 2026Äê8ÔÂ25ÈÕ¹ú×ÔÈ»·Å°ñǰͻȻÊÕµ½ÁÐÈëÆÀÉóר¼ÒÓʼþ£¬ÓйØÏµÂ𣿠+24 ľˮ˼¶¹ 2026-08-25 27/1350 2026-08-26 08:26 by yanchen918
[»ù½ðÉêÇë] ·Å°ñǰµÄ²»µ­¶¨ 20+4 snowwithsea 2026-08-19 19/950 2026-08-25 17:57 by chick875
[»ù½ðÉêÇë] ûÓÐÈκÎÏûÏ¢-ÊDz»ÊǾÍÁ¹ÁË +9 ͼÀ²Í¼À² 2026-08-24 10/500 2026-08-25 11:59 by ÄϺ£Ð¡¸ç
[½Ìʦ֮¼Ò] µ¼Ê¦Í²ۣºÎÒÔõô̯ÉÏÁËÕâô¸ö¼«Æ·Ñо¿Éú£¡ +3 ËÕ¶«ÆÂ¶þÊÀ 2026-08-23 3/150 2026-08-25 10:35 by shisan1313
[»ù½ðÉêÇë] Ö»ÓÐÿÄêÕâÖÖʱºòÀ´¹ä¹äСľ³æ +25 yaoyewhu2008 2026-08-20 27/1350 2026-08-25 08:01 by Equinoxhua
[»ù½ðÉêÇë] ½¨Òé»ù½ð·¢²¼Ìáǰ¸ø³öÃ÷È·µÄʱ¼äµã +13 kulium 2026-08-21 16/800 2026-08-24 16:27 by superceng
[»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
[»ù½ðÉêÇë] ʱ¼ä´ÁÓÖ±äÁË +13 wuchongjun 2026-08-20 19/950 2026-08-21 17:21 by ×Ïɼ´¼
[»ù½ðÉêÇë] Ó¦¸ÃÊÇÏÂÖÜÈý26ÈÕ¹«²¼Á˰ɣ¿ +4 ¹þ¹þ¸ò£¿ 2026-08-21 4/200 2026-08-21 10:58 by Vivilian
[»ù½ðÉêÇë] ½ñÌì·Å°ñûϷÁ衃 +9 yuleib84 2026-08-19 11/550 2026-08-21 10:06 by gltch
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û