24СʱÈÈÃŰæ¿éÅÅÐаñ    

Znn3bq.jpeg
ÉÇÍ·´óѧº£Ñó¿ÆÑ§½ÓÊܵ÷¼Á
²é¿´: 856  |  »Ø¸´: 4

²»Ã÷¾õÀ÷

½ð³æ (СÓÐÃûÆø)

[ÇóÖú] Ä£Ä⼤»î¼Á£¨A£©Ó«¹âÊÙÃüË¥¼õµÄ¹«Ê½²»¶® ÒÑÓÐ1È˲ÎÓë

ÔÚһЩÄÜÁ¿´«µÝµÄpaper£¬ÀýÈçTb3+-Eu3+¡¢Gd3+-Tb3+ÄÜÁ¿´«µÝµÄ£¬»áÓõ½ÕâÑùµÄ¹«Ê½£º
Ä£Ä⼤»î¼Á£¨A£©Ó«¹âÊÙÃüË¥¼õµÄ¹«Ê½²»¶®
Ä£Ä⼤»î¼Á£¨A£©Ó«¹âÊÙÃüË¥¼õµÄ¹«Ê½²»¶®-1

ÉÏÃæµÄÓ«¹âÊÙÃü¶¼Êǵ¥²ôµÄ²âÊÔÖµ£¬È»ºótÊǺ¯Êý×Ô±äÁ¿£¬ÕâЩ¶¼²»ÊÇÎÊÌâ¡£

ÎÊÌâÊÇK(Tb-Eu)ºÍN(Tb)Á½¸öÖµ
ËûÃÇÊÇ£º
Ä£Ä⼤»î¼Á£¨A£©Ó«¹âÊÙÃüË¥¼õµÄ¹«Ê½²»¶®-2

ÄÇôÕâЩֵÊÇÔõôµÃµ½µÄ£¿
°´ÕÕÉÏͼµÄ¹«Ê½4ºÍ5¼ÆËãÂð£¿ÔõôËãѽ...

¸½ÉÏÓдú±íÐÔµÄÎÄÏ×µÄÁ¬½Ó£º
¡°²»ºÃÒâ˼£¬°æ¹æ¹æ¶¨²»ÄÜÓÐÍâÁ´¡±

[ Last edited by ´©Ô½Ç§Äê on 2014-3-23 at 09:13 ]
»Ø¸´´ËÂ¥

» ²ÂÄãϲ»¶

» ±¾Ö÷ÌâÏà¹Ø¼ÛÖµÌùÍÆ¼ö£¬¶ÔÄúͬÑùÓаïÖú:

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

ontaii

ľ³æ (СÓÐÃûÆø)

ÓÉÓÚ²»·½±ãʹÓÃϱ꣬Òò´ËÄDz¿·Öµ±³ÉNºÍK
ÁíÍâKNÏÂÃæ¶ÔÓ¦µÄÄǸöLZ»áËãµÄ·Öĸд³Éa
ԭʽI(t)=KN/a*[exp(t)-exp(T)]
Òò´Ëln I(t)=ln KN/a*[exp(t)-exp(T)]
=ln KN/a  +  ln [exp(t)-exp(T)]
tºÍTÊÇ×Ô±äÁ¿£¬ln KN/aÔòÊÇ̧Éý»ò¼õСº¯ÊýÕûÌå´óСµÄÖµ£¬Ö»ÒªÊǶÔÊýÐÎʽ£¬¾Í²»»áÓ°Ï캯ÊýµÄÐÎ×´¡£
2Â¥2014-04-12 15:04:18
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

²»Ã÷¾õÀ÷

½ð³æ (СÓÐÃûÆø)

Ã÷°×ÁË£¬Ó¦Öú»Ø¸öÌù°É£¬·¢Ç®
3Â¥2014-04-12 15:05:47
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

bandgap

ľ³æ (ÕýʽдÊÖ)

ÄÜÁ¿´«µÝËÙÂÊÓÐÒ»¸ö¸ÅÂÊ·Ö²¼£¬²»ÊÇÒ»¸öÖµ¡£

[ ·¢×ÔСľ³æ¿Í»§¶Ë ]
Äþ¾²ÖÂÔ¶
4Â¥2014-04-13 11:57:00
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

ontaii

ľ³æ (СÓÐÃûÆø)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï
²»Ã÷¾õÀ÷: ½ð±Ò+20, ¡ï¡ï¡ï¡ï¡ï×î¼Ñ´ð°¸ 2014-04-16 00:11:38
Ó¦Öú£¬»Ø´ð¼û2L
À¼ÖÝÈç¹û²»»á»­Í¼¿ÉÒÔ·¢Ë½ÐÅÁªÏµ
5Â¥2014-04-16 00:10:41
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
Ïà¹Ø°æ¿éÌø×ª ÎÒÒª¶©ÔÄÂ¥Ö÷ ²»Ã÷¾õÀ÷ µÄÖ÷Ìâ¸üÐÂ
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] »¯¹¤Ñ§Ë¶294·Ö£¬Çóµ¼Ê¦ÊÕÁô +26 yzyzx 2026-04-12 29/1450 2026-04-14 01:48 by BruceLiu320
[¿¼ÑÐ] Çóµ÷¼Á +3 ÎÒ°®¸ßÊý¸ßÊý°®Î 2026-04-12 3/150 2026-04-14 01:00 by Íõ¬Bè±
[¿¼ÑÐ] 310Çóµ÷¼Á +15 666ÕæºÃ 2026-04-11 17/850 2026-04-13 22:27 by pies112
[¿¼ÑÐ] 302Çóµ÷¼Á +10 Ò×£¡? 2026-04-13 10/500 2026-04-13 19:04 by lbsjt
[¿¼ÑÐ] ÉúÎïѧ308·ÖÇóµ÷¼Á£¨Ò»Ö¾Ô¸»ª¶«Ê¦´ó£©×ö¹ý·Ö×ÓʵÑé +9 ÏàÐűػá¹ââÍòÕ 2026-04-07 10/500 2026-04-13 10:20 by ¿Éµ­²»¿ÉÍü
[¿¼ÑÐ] 280Çóµ÷¼Á +13 wzzzÍõ 2026-04-09 13/650 2026-04-12 00:31 by ÓÂÅʸ߷å0126
[¿¼ÑÐ] »¯¹¤µ÷¼ÁÇóµ¼Ê¦ÊÕÁô£¡Ò»Ö¾Ô¸Ê§Àû£¬Ì¤Êµ¿Ï¸É£¬ÓÐÖ²ÎïÌáÈ¡¿ÆÑо­Àú +20 yzyzx 2026-04-09 21/1050 2026-04-12 00:12 by ССССÀ²À²À²
[¿¼ÑÐ] 269Çóµ÷¼Á +11 °¡°¡ÎÒÎÒ 2026-04-07 11/550 2026-04-11 16:45 by vgtyfty
[¿¼ÑÐ] 352 Çóµ÷¼Á +6 yzion 2026-04-11 8/400 2026-04-11 16:24 by Ã÷Ô´ËʱÓÐ
[¿¼ÑÐ] ÖÐҩѧµ÷¼Á ³õÊÔ324 +4 Ñó¸Ê¾Õ¡¢ 2026-04-10 6/300 2026-04-11 09:41 by gong120082
[¿¼ÑÐ] 0854µ÷¼Á +4 ³¤¹­°Á 2026-04-09 4/200 2026-04-11 09:18 by Öí»á·É
[¿¼ÑÐ] Ò»Ö¾Ô¸¾©Çø985£¬085401£¬Óë±¾¿Æ×¨ÒµÒ»Ö£¬µç×ÓÐÅÏ¢¹¤³Ì£¬ +4 Ñô¹â¿ªÀʵÄÄк¢ 2026-04-10 4/200 2026-04-10 18:27 by shenrf
[¿¼ÑÐ] ±¾9 Ò»Ö¾Ô¸Î÷¹¤´ó085601 324Çóµ÷¼Á +5 wysyjs25 2026-04-10 5/250 2026-04-10 16:57 by luoyongfeng
[¿¼ÑÐ] һ־Ը³¶«´óѧ071000ÉúÎïѧѧ˶³õÊÔ·ÖÊý276Çóµ÷¼Á +20 Ľ¾øcc 2026-04-09 24/1200 2026-04-10 10:22 by xujun0624
[¿¼ÑÐ] Ò»Ö¾Ô¸Öпƴó070300»¯Ñ§£¬314·ÖÇóµ÷¼Á +12 wakeluofu 2026-04-09 12/600 2026-04-10 09:57 by liuhuiying09
[¿¼ÑÐ] ²ÄÁÏר˶µ÷¼Á +16 ¹þ¹þ¹þºðºðºð¹þ 2026-04-07 17/850 2026-04-09 21:16 by wutongshun
[¿¼ÑÐ] 085400µç×ÓÐÅÏ¢Àࣨ´¨´ó¿ØÖƹ¤³Ì£©Çóµ÷¼Á¿É¿çרҵ ÇóÀÏʦÁªÏµ +3 626776879 2026-04-08 3/150 2026-04-09 16:05 by Öí»á·É
[¿¼ÑÐ] 328Çóµ÷¼Á +17 lftmya 2026-04-07 18/900 2026-04-09 08:05 by 5268321
[¿¼ÑÐ] Çóµ÷¼Á£¬ÏÖÔÚ»¹ÄÜÌîµÄ +3 Éϰ¶Ð¡Ó¨¼ÓÓÍ 2026-04-08 3/150 2026-04-08 14:30 by zhq0425
[¿¼ÑÐ] 323Çóµ÷¼Á +3 ÁÖzlu 2026-04-07 4/200 2026-04-07 23:21 by lbsjt
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û