²é¿´: 839  |  »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] Çó²ÄÁÏ£¬»·¾³×¨Òµµ÷¼Á +3 18567500178 2026-03-18 3/150 2026-03-23 23:50 by ÈÈÇéɳĮ
[¿¼ÑÐ] 335Çóµ÷¼Á +4 yuyuÓî 2026-03-23 5/250 2026-03-23 23:49 by Txy@872106
[¿¼ÑÐ] Çóµ÷¼Á +7 Ê®Èý¼ÓÓÍ 2026-03-21 7/350 2026-03-23 23:48 by ÈÈÇéɳĮ
[¿¼ÑÐ] »·¾³Ñ§Ë¶288Çóµ÷¼Á +8 ƤƤƤ123456 2026-03-22 8/400 2026-03-23 23:47 by ÈÈÇéɳĮ
[¿¼ÑÐ] ²ÄÁÏרҵÇóµ÷¼Á +11 hanamiko 2026-03-18 11/550 2026-03-23 23:12 by peike
[¿¼ÑÐ] 265Çóµ÷¼Á +10 ÁºÁºÐ£Ð£ 2026-03-17 10/500 2026-03-23 21:17 by Ò»ÇÐOK
[¿¼ÑÐ] Ò»Ö¾Ô¸ÖØÇì´óѧ085700×ÊÔ´Óë»·¾³£¬×Ü·Ö308Çóµ÷¼Á +7 īīĮ 2026-03-23 8/400 2026-03-23 20:36 by Creta
[¿¼ÑÐ] 08¹¤Ñ§µ÷¼Á +7 Óû§573181 2026-03-20 11/550 2026-03-23 15:47 by ÎÒ°®Ñ§Ï°Ñ§Ï°Ê¹Î
[¿¼ÑÐ] 276Çóµ÷¼Á +3 YNRYG 2026-03-21 4/200 2026-03-23 08:31 by ×íÔÚ·çÀï
[¿¼ÑÐ] Ò»Ö¾Ô¸070300Õã´ó»¯Ñ§358·Ö£¬Çóµ÷¼Á£¡ +4 ËÖËÖÓã.. 2026-03-21 4/200 2026-03-23 08:12 by Iveryant
[¿¼ÑÐ] 286Çóµ÷¼Á +10 Faune 2026-03-21 10/500 2026-03-21 23:34 by 314126402
[¿¼ÑÐ] 0805 316Çóµ÷¼Á +3 ´óÑ©Éî²Ø 2026-03-18 3/150 2026-03-21 18:55 by ѧԱ8dgXkO
[¿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] Ò»Ö¾Ô¸»ªÖпƼ¼´óѧ£¬080502£¬354·ÖÇóµ÷¼Á +5 ÊØºòϦÑôCF 2026-03-18 5/250 2026-03-21 01:06 by JourneyLucky
[¿¼ÑÐ] ÄϾ©´óѧ»¯Ñ§376Çóµ÷¼Á +3 hisfailed 2026-03-19 6/300 2026-03-20 23:43 by hisfailed
[¿¼ÑÐ] 288Çóµ÷¼Á +16 ÓÚº£º£º£º£ 2026-03-19 16/800 2026-03-20 22:28 by JourneyLucky
[¿¼ÑÐ] 0817 »¯Ñ§¹¤³Ì 299·ÖÇóµ÷¼Á ÓпÆÑо­Àú ÓжþÇøÎÄÕ +22 rare12345 2026-03-18 22/1100 2026-03-20 20:39 by zhukairuo
[¿¼ÑÐ] Ò»Ö¾Ô¸ÄÏÀí¹¤085701»·¾³302Çóµ÷¼ÁԺУ +3 ¿ûè÷ÎÀ¶Ó 2026-03-20 3/150 2026-03-20 19:28 by zhukairuo
[¿¼ÑÐ] 085410È˹¤ÖÇÄÜר˶317Çóµ÷¼Á£¨0854¶¼¿ÉÒÔ£© +4 xbxudjdn 2026-03-18 4/200 2026-03-20 09:07 by ²»168
[¿¼²©] É격26Äê +3 °Ë6°Ë68 2026-03-19 3/150 2026-03-19 19:43 by nxgogo
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û