Znn3bq.jpeg
²é¿´: 824  |  »Ø¸´: 3
±¾Ìû²úÉú 1 ¸ö ·­ÒëEPI £¬µã»÷ÕâÀï½øÐв鿴

СÀ¼»¨

Òø³æ (ÖøÃûдÊÖ)

[½»Á÷] Çë¸ßÊÖ°ïÈóÉ«£¨²¹³ä£©Ò»¾ä»°µÄ·­Ò룡

ÔÚ³õʼ½×¶Î£¬µ±¾§Á£ÔÚ³¤´ó¹ý³ÌÖÐÓöµ½µÚ¶þÏàÁ£×Óʱ£¬¾§Á£±ß½ç±»µÚ¶þÏàÁ£×Ó¶¤Ôú£¬ËùÓÐÁ£×ÓλÓÚ¾§½ç´¦Ëæ×ž§Á£²»¶Ï³¤´ó£¬ÉÙÊý¾§Á£µÄ¾§½çÄܹ»°ÚÍѵڶþÏàÁ£×ӵͤÔú¡£Ëæ×ž§Á£µÄÑÝ»¯£¬¾§½çÖð½¥Æ½Ö±£¬Æä°ÚÍѵڶþÏàÁ£×Ó¶¤ÔúµÄÇý¶¯Á¦Ò²±äµÃÔ½À´Ô½Èõ¡£ËùÒÔ£¬ÔÚ×îÖյõ½µÄ΢¹Û×éÖ¯ÖУ¬´ó¶àÊýµÚ¶þÏàÁ£×ÓÈÔλÓÚ¾§½ç´¦£¬¾§½ç¾ù³ÊƽֱÐΡ£

·­Ò룺
    In an early stage all particles are located at grain boundary, which can escape from some of the particles during grain growth, but easily become straight and therefore lack the driving pressure to pass the particles. Consequently, most of the particles are still located at GB in the final microstructure, with all grain boundaries straight.

Çë¸ßÊÖ°ïÈóÉ«£¨²¹³ä£©·­Ò룡·Ç³£¸Ðл£¡£¡

» ²ÂÄãϲ»¶

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

zerohead

½û³æ (Ö°Òµ×÷¼Ò)

СÀ¼»¨(½ð±Ò+3):¶àл°ï棡 ·Ç³£¸Ðл£¡ 2010-07-07 11:47:10
In the early stage of crystal growth,...

[ Last edited by zerohead on 2010-7-7 at 12:22 ]
2Â¥2010-07-07 09:53:04
ÒÑÔÄ   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

hust_gaoyi

½ð³æ (ÕýʽдÊÖ)

СÀ¼»¨(½ð±Ò+9, ·­ÒëEPI+1):ллhust_gaoyi µÄ Ôٴΰïæ£¡ ºÇºÇ 2010-07-07 11:46:54
At the initial stage of grain growth, if a grain comes across a second-phase particle, its grain boundary is pinned and the particles located at the grain boundary will grow with the grain while a few grains can escape from the pin of second-phase particle. With the evolvement of the grain, the grain boundary will be gradually straightened with smaller and smaller driving pressure for passing the crystalline particles. Consequently, most of the particles are still located at GB in the finally-gained microstructure, with all grain boundaries being straight.
3Â¥2010-07-07 10:28:39
ÒÑÔÄ   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

hust_gaoyi

½ð³æ (ÕýʽдÊÖ)

ÁíÍ⣬°ÑÕâ¾ä¸ÄÏ»á¸üºÃ£º
if a grain comes across a second-phase particle, its grain boundary is (¸Ä³É will be) pinned
4Â¥2010-07-07 12:12:12
ÒÑÔÄ   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
Ïà¹Ø°æ¿éÌø×ª ÎÒÒª¶©ÔÄÂ¥Ö÷ СÀ¼»¨ µÄÖ÷Ìâ¸üÐÂ
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] 083200 ³õÊÔ305·Ö Çóµ÷¼Á +10 Claireyyyy 2026-04-09 10/500 2026-04-09 12:09 by ±±¼«159263
[¿¼ÑÐ] Ò»Ö¾Ô¸2110£¬»¯Ñ§Ñ§Ë¶310·Ö£¬±¾¿ÆÖصãË«·ÇÇóµ÷¼Á +15 ŬÁ¦·Ü¶·112 2026-04-08 15/750 2026-04-09 11:22 by lenovolsw
[¿¼ÑÐ] Ò»Ö¾Ô¸ÉϺ£´óѧÉúÎïѧ346 +4 ÉϺ£´óѧ346µ÷¼Á 2026-04-03 4/200 2026-04-09 10:52 by yiminglu
[¿¼ÑÐ] 0703»¯Ñ§ +29 ÄÝÄÝninicgb 2026-04-04 32/1600 2026-04-08 22:50 by Öí»á·É
[¿¼ÑÐ] 320·ÖÈ˹¤ÖÇÄܵ÷¼Á +9 Õñ¡ªTZ 2026-04-03 10/500 2026-04-08 19:56 by Õñ¡ªTZ
[¿¼ÑÐ] Ò»Ö¾Ô¸µç×ӿƼ¼´óѧ085600²ÄÁÏÓ뻯¹¤ 329·ÖÇóµ÷¼Á +11 Naiko 2026-04-04 11/550 2026-04-08 14:00 by wutongshun
[¿¼ÑÐ] 281Çóµ÷¼Á +10 Ò¬×ÓÄ¢¹½ 2026-04-06 10/500 2026-04-08 11:43 by zzucheup
[¿¼ÑÐ] 085602µ÷¼Á ³õÊÔ×Ü·Ö335 +3 19123253302 2026-04-06 3/150 2026-04-07 18:00 by jp9609
[¿¼ÑÐ] Ò»Ö¾Ô¸Î÷µç085401Çóµ÷¼Á +4 sunw1306 2026-04-07 4/200 2026-04-07 16:40 by à£à£à£0119
[¿¼ÑÐ] 308Çóµ÷¼Á +3 ÖÕ²»ËÆ´Óǰ 2026-04-05 3/150 2026-04-05 22:23 by hemengdong
[¿¼ÑÐ] Ò»Ö¾Ô¸9²ÄÁÏѧ˶297ÒѹýÁù¼¶Çóµ÷¼ÁÍÆ¼ö +11 adaie 2026-04-04 12/600 2026-04-05 19:04 by À¶ÔÆË¼Óê
[¿¼ÑÐ] 313Çóµ÷¼Á +5 º£ÈÕº£ÈÕ 2026-04-04 7/350 2026-04-05 13:58 by imissbao
[¿¼ÑÐ] 358Çóµ÷¼Á +7 Çïgk 2026-04-04 7/350 2026-04-05 13:29 by huangmoli
[¿¼ÑÐ] 288Çóµ÷¼Á£¬Ò»Ö¾Ô¸»ªÄÏÀí¹¤´óѧ071005 +6 ioodiiij 2026-04-04 6/300 2026-04-05 10:09 by guoweigw
[¿¼ÑÐ] ²ÄÁÏ383Çóµ÷¼Á +5 ¹ùÑôÑôÑô³É 2026-04-04 5/250 2026-04-04 19:06 by dongzh2009
[¿¼ÑÐ] Ò»Ö¾Ô¸0817»¯Ñ§¹¤³ÌÓë¼¼Êõ£¬Çóµ÷¼Á +24 ÎÒ²»ÊÇÖ»Òò 2026-04-02 28/1400 2026-04-04 15:15 by dongzh2009
[¿¼ÑÐ] ±¾¿Æ211£¬×¨Òµ085404£¬293·ÖÇëÇóµ÷¼Á +5 Á«²Ë¾ÍÊÇź°É 2026-04-04 5/250 2026-04-04 14:08 by ÕâÊÇÒ»¸öÎÞÁĵÄê
[¿¼ÑÐ] Çóµ÷¼Á +4 15064154688 2026-04-03 5/250 2026-04-03 15:07 by zrongyan
[¿¼ÑÐ] 312Çóµ÷¼Á +4 ÉÞÔÂÉ« 2026-04-02 5/250 2026-04-03 08:21 by fangshan711
[¿¼ÑÐ] Ò»Ö¾Ô¸ÉÂÎ÷ʦ·¶´óѧÉúÎïѧ317·Ö +5 1563ÈÕ¡£ 2026-04-02 5/250 2026-04-03 06:58 by ilovexiaobin
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û