±±¾©Ê¯ÓÍ»¯¹¤Ñ§Ôº2026ÄêÑо¿ÉúÕÐÉú½ÓÊÕµ÷¼Á¹«¸æ
²é¿´: 1574  |  »Ø¸´: 4
±¾Ìû²úÉú 1 ¸ö ·­ÒëEPI £¬µã»÷ÕâÀï½øÐв鿴

paul139168

Ìú¸Ëľ³æ (СÓÐÃûÆø)

[ÇóÖú] Çó·­ÒëÒ»¾äºÜ¼òµ¥ºÜ¼òµ¥µÄ»°£¬Öз­Ó¢

ÔÚÕâ¸ö¹ý³ÌÖУ¬Ñ¹Á¦Æðµ½¾ö¶¨ÐÔ×÷Óã¬Ö»Óе±Ñ¹Á¦Îª18MPaʱ²ÅÄܲúÉú¾§ÐÍ2£¬ÔÚÆäËûѹÁ¦Ìõ¼þÏ£¬¶¼Ö»»á³öÏÖ¾§ÐÍ1¡£


£¨²»Òª·­ÒëÈí¼þ·­ÒëµÄ£¬ÒªÇó·­ÒëÓïÑÔÊÇÎÄÕÂÊõÓûÓÐÓï·¨´íÎó£¬Ð»Ð»£¡£©

» ²ÂÄãϲ»¶

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

83908458

Òø³æ (СÓÐÃûÆø)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï
paul139168: ½ð±Ò+15 2015-10-27 22:35:19
It is polymorph II that only in pressure 18MPa the compond presents, however, in all the other conditions the product is polymorph I, so the pressure determines the result of the preparation of crystal.

Ö»ÓÐÔÚ18MPa ʱ»¯ºÏÎï¿É³ÊÏÖII¾§Ð͵Ľṹ£¬ÆäËûÌõ¼þϵIJúÎï¾ùΪI¾§ÐÍ£¬Òò´Ë£¬Ñ¹Á¦¾ö¶¨ÁËÖÆ±¸¾§ÌåËùµÃµÄ½á¹û¡£
2Â¥2015-10-20 23:54:27
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

818james

Í­³æ (ÖøÃûдÊÖ)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï
paul139168: ½ð±Ò+15 2015-10-27 22:35:15
ÔÚÕâ¸ö¹ý³ÌÖУ¬Ñ¹Á¦Æðµ½¾ö¶¨ÐÔ×÷Óã¬Ö»Óе±Ñ¹Á¦Îª18MPaʱ²ÅÄܲúÉú¾§ÐÍ2£¬ÔÚÆäËûѹÁ¦Ìõ¼þÏ£¬¶¼Ö»»á³öÏÖ¾§ÐÍ1¡£

It is the pressure that is crucial to the progress as only 18MPa produced ¾§ÐÍ2£¬while all other pressures produced ¾§ÐÍ1.  (רҵÃû´Ê¾§ÐÎÄã×Ô¼ºÈ·¶¨£»Ö÷¾äÓÃÒ»°ãÏÖÔÚʱÒòËü˵µÄÊÇÕæÀí£¬as´Ó¾äÓùýȥʱÒòËü˵µÄÊÇʵÑéÖгöÏÖµÄÇé¿ö¡££©
3Â¥2015-10-21 12:58:50
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

mac194

Ìú³æ (Ö°Òµ×÷¼Ò)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¡ï ¡ï ¡ï ¡ï ¡ï
paul139168: ½ð±Ò+5 2015-10-27 22:35:01
д×÷¼¼ÇÉ:
-1- ³ý·Ç½ô¸úÖ÷Ìâ, ÉÙÓà "it, him..." Ò»Àà´úÃû´Ê
-2- ¶ÁÕßϰ¹ß×¢Òâ¾äÍ·ºÍ¾äβ, ËùÒÔ¿É·Å 18 MPa ÔÚ¾äβǿµ÷

Whether the process yields ¾§ÐÍ2 or the more common __¾§ÐÍ1 depends first and foremost on pressure: __¾§ÐÍ2 only forms when pressure is at or near 18 MPa

___ = ÐÎÈÝ´Ê,¿´Í¼2 (¼ÇµÃ¼Ó bcc / fcc /...); Èç¹û´óµ½¿ÉÔÚÏÔ΢¾µÏ¿´µ½Î¢×éÖ¯ (microstructure), Ôò¿¼ÂÇÓÃͼ3

΢×éÖ¯Ò»°ãËæÏà (¦Á,¦Â,¦Ã.. ) ¶ø±ä, Èç¹û²»´æÔÚêdzÆ, ¿ÉÓà spherulitic, lamellar... µÈ×ÖÐÎÈÝ
   ------
[ͼ 1]  https://www.citycollegiate.com/solid2.htm

[ͼ 2]  https://en.wikipedia.org/wiki/Trigonal_crystal_system

[ͼ 3]  https://amrel.bioe.uic.edu/NSFRE ... %20REport.rough.pdf
   ------
Çó·­ÒëÒ»¾äºÜ¼òµ¥ºÜ¼òµ¥µÄ»°£¬Öз­Ó¢
Polymorhism-vs-Allotropy.jpg


Çó·­ÒëÒ»¾äºÜ¼òµ¥ºÜ¼òµ¥µÄ»°£¬Öз­Ó¢-1
7 Crystal Systems.jpg


Çó·­ÒëÒ»¾äºÜ¼òµ¥ºÜ¼òµ¥µÄ»°£¬Öз­Ó¢-2
Gordillo-&-Hailey '04.jpg

4Â¥2015-10-21 22:08:30
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

genhunter

ÖÁ×ðľ³æ (ÖøÃûдÊÖ)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï
paul139168: ½ð±Ò+15, ·­ÒëEPI+1 2015-10-27 22:34:53
ÔÚÕâ¸ö¹ý³ÌÖУ¬Ñ¹Á¦Æðµ½¾ö¶¨ÐÔ×÷Óã¬Ö»Óе±Ñ¹Á¦Îª18MPaʱ²ÅÄܲúÉú¾§ÐÍ2£¬ÔÚÆäËûѹÁ¦Ìõ¼þÏ£¬¶¼Ö»»á³öÏÖ¾§ÐÍ1¡£

Pressure is the most critical factor that determines the outcome of the reaction (or process), type 2 crystals are formed only when it reaches 18MPa, while under all other (pressure) conditions types 1 crystals are formed.
Àë³É¹¦»¹²îÒ»µã
5Â¥2015-10-24 08:51:35
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
Ïà¹Ø°æ¿éÌø×ª ÎÒÒª¶©ÔÄÂ¥Ö÷ paul139168 µÄÖ÷Ìâ¸üÐÂ
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] 362Çóµ÷¼ÁÒ»Ö¾Ô¸ÖйúʯÓÍ´óѧ +4 ÎÒÒª¿¼´ó 2026-04-06 5/250 2026-04-06 13:20 by ÎÒÒª¿¼´ó
[¿¼ÑÐ] ÉúÎïѧÇóµ÷¼Á +5 15064154688 2026-04-03 5/250 2026-04-06 11:56 by lijunpoly
[¿¼ÑÐ] Çóµ÷¼Á +5 wos666 2026-04-03 5/250 2026-04-06 10:13 by À¶ÔÆË¼Óê
[¿¼ÑÐ] ²ÄÁϵ÷¼Á +6 Ò»ÑùYWY 2026-04-05 6/300 2026-04-05 20:30 by ÄϺ½~ÍòÀÏʦ
[¿¼ÑÐ] µ÷¼Á +5 ºÃºÃ¶ÁÊé¡£ 2026-04-01 5/250 2026-04-05 17:54 by liucky
[¿¼ÑÐ] Ò»Ö¾Ô¸ÉϺ£º£Ñó´óѧ083200ʳƷѧ˶£¬Çóµ÷¼Á£¬½ÓÊÜÆäËûרҵ083200 +4 whatÕÅ 2026-04-04 5/250 2026-04-05 14:07 by chw1980_0
[¿¼ÑÐ] 358Çóµ÷¼Á +7 Çïgk 2026-04-04 7/350 2026-04-05 13:29 by huangmoli
[¿¼ÑÐ] 301Çóµ÷¼Á +12 121. 2026-04-04 12/600 2026-04-05 09:00 by À´¿´Á÷ÐÇÓê10
[¿¼ÑÐ] ÇóÉúÎïѧѧ˶µ÷¼Á¡ª¡ª364·Ö +7 ÔÆ¶äåÞÍäÖ¸ÄÏ 2026-04-04 7/350 2026-04-04 22:49 by zhyzzh
[¿¼ÑÐ] ¿É¿çרҵµ÷¼Á +3 ÖÜµÄµÃµØ 2026-04-04 6/300 2026-04-04 22:21 by barlinike
[¿¼ÑÐ] 333Çóµ÷¼Á +12 wfh030413@ 2026-04-03 13/650 2026-04-04 21:02 by jj987
[¿¼ÑÐ] ¡£ +5 ÎíÓ뺣 2026-04-02 6/300 2026-04-04 19:53 by À¶ÔÆË¼Óê
[¿¼ÑÐ] 319Çóµ÷¼Á +4 ÐÇÐDz»Õ£ÑÛà¶ 2026-04-03 4/200 2026-04-04 16:25 by ÖзÉÔº¿Õ¹ÜѧԺÑ
[¿¼ÑÐ] Çóµ÷¼Á£º085600²ÄÁÏÓ뻯¹¤£¬¿¼²Ä¿Æ»ù£¬×Ü·Ö319 +21 678lucky 2026-03-31 26/1300 2026-04-04 16:22 by dongzh2009
[¿¼ÑÐ] ÊÞÒ½µ÷¼Á +3 wh119216 2026-04-02 3/150 2026-04-03 19:34 by zrongyan
[¿¼ÑÐ] 11408£¬284·Ö£¬¶þÕ½Õæ³ÏÇóµ÷¼Á +4 12.27 2026-04-02 4/200 2026-04-03 14:14 by dxiaoxin
[¿¼ÑÐ] Ò»Ö¾Ô¸¸´µ©²ÄÁÏ£¬Ó¢Ò»×¨Ë¶£¬×Ü·Ö357µ÷¼Á +4 1050389037 2026-04-02 5/250 2026-04-02 21:40 by dongzh2009
[¿¼ÑÐ] Ò»Ö¾Ô¸±±¾©¿Æ¼¼´óѧ²ÄÁÏѧ˶328·ÖÇóµ÷¼Á +6 1¶Îʱ¼ä 2026-03-31 7/350 2026-04-02 13:57 by 3041
[¿¼ÑÐ] 08ÉúÎïÓëҽҩר˶³õÊÔ346ÕÒµ÷¼Á +6 dianeeee 2026-04-01 7/350 2026-04-02 08:23 by guoweigw
[¿¼ÑÐ] Ò»Ö¾Ô¸±±½»²ÄÁϹ¤³Ì×Ü·Ö358 +5 cs0106 2026-04-01 7/350 2026-04-01 11:45 by wangjy2002
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û