²é¿´: 1548  |  »Ø¸´: 7
µ±Ç°Ö»ÏÔʾÂú×ãÖ¸¶¨Ìõ¼þµÄ»ØÌû£¬µã»÷ÕâÀï²é¿´±¾»°ÌâµÄËùÓлØÌû

skydark

ľ³æ (ÕýʽдÊÖ)

[ÇóÖú] ¿ÕégȺbilbao crystallographic server¾WÕ¾µÄÀ§”_

bilbao crystallographic server ?W????????
??????????????????g??????  ?? E C2x C2y C2z I ?????
???????¨¿??????????g???? ?o???Bi2Se3 space group no 166 ??? ???? space group no 64
?????¨©I????????

????§Ú????????????  ??bilbao crystallographic server?e??, ????¨©I???e?  ???????????e????

Bi2Se3 ?¨©I :   http://journals.aps.org/prb/pdf/10.1103/PhysRevB.82.045122
????   ?¨©I :     http://journals.aps.org/prb/pdf/10.1103/PhysRevB.90.115439

bilbao crystallographic server??W?:
http://www.cryst.ehu.es/
??bilbao crystallographic server?????
?c?x Representation Theory Applications??????
REPRES        Space Groups Representations
??? ???x??space group?????Y?^??  64  ??  166, ??? next
????x GM (gamma point) ,  ??????????????¡ã? continue
????????? continue
????????F????g??????

?????¨©I????  ???l?Fbilbao crystallographic server??????¨©I???????????
????Bi2Se3??generators ????? E , R3 , R2 , I
??bilbao crystallographic server?@?F????4??generators ?? ??2???@????? R3 (??????3?? E, R2 ,I ???]???})

?????????4??generators ????????????}  
???¨©I???f?? ?@y?S???D180?????? ???????????translation?????.........

???¦Ë????????n??  ???x!!!
»Ø¸´´ËÂ¥
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

skydark

ľ³æ (ÕýʽдÊÖ)

???????:
6?: Originally posted by iamikaruk at 2015-02-21 23:00:21
????icsd??????????????vesta??????
hexagonal????
   1              2               3                4
1  0  0      0 -1  0        0  1  0       -1  0  0
0  1  0      1 -1  0        1  0  0    ...

??????  ??icsd????????N????
???X?????????
hexagonal???2??generator ?????
0 -1  0
1 -1  0
0  0  1
??????????
-1  -1   0
1   0   0
0   0   1
7Â¥2015-02-21 23:25:06
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
²é¿´È«²¿ 8 ¸ö»Ø´ð

iamikaruk

ľ³æ (ÖøÃûдÊÖ)

ÒòΪÊÇhexagonal»òrhombohedralµÄ²»Í¬°É£¿
[img]http://osu.ppy.sh/stat2/iamikaruk-0.png[/img]
2Â¥2015-02-21 02:54:43
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

skydark

ľ³æ (ÕýʽдÊÖ)

???????:
2?: Originally posted by iamikaruk at 2015-02-21 02:54:43
?????hexagonal??rhombohedral???????

?????????_????????
hexagonal??Bi2Se3??bravais lattice,  rhombohedral ??Bi2Se3??primitive unit cell
????_????????
bilbao crystallographic server?W???o?????D??????????hexagonal??lattice vector?????
3Â¥2015-02-21 03:56:23
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

iamikaruk

ľ³æ (ÖøÃûдÊÖ)

???????:
3?: Originally posted by skydark at 2015-02-21 03:56:23
?????????_????????
hexagonal??Bi2Se3??bravais lattice,  rhombohedral ??Bi2Se3??primitive unit cell
????_????????
bilbao crystallographic server?W???o?????D??????????hexagonal??latti ...

?????????????????????????????????????rhombohedral??
[img]http://osu.ppy.sh/stat2/iamikaruk-0.png[/img]
4Â¥2015-02-21 08:14:00
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] 266·ÖÇó²ÄÁÏ»¯¹¤Ò±½ð¿óÒµµÈרҵµÄµ÷¼Á +3 ÍÛºôºßºôºß 2026-03-26 3/150 2026-03-26 19:16 by JourneyLucky
[¿¼ÑÐ] ±±¿Æ281ѧ˶²ÄÁÏÇóµ÷¼Á +17 tcxiaoxx 2026-03-20 19/950 2026-03-26 16:04 by ²»³Ôô~µÄ؈
[¿¼ÑÐ] µ÷¼Á310 +3 ÎÂÈáµÄÍí°² 2026-03-25 4/200 2026-03-25 23:16 by peike
[¿¼ÑÐ] 08¹¤Ñ§µ÷¼Á +13 Óû§573181 2026-03-20 18/900 2026-03-25 22:00 by zbssa
[¿¼ÑÐ] 26¿¼ÑÐ-291·Ö-ÏÃÃÅ´óѧ£¨085601£©-ÈáÐÔµç×ÓѧԺ²ÄÁϹ¤³ÌרҵÇóµ÷¼Á +3 min3 2026-03-24 4/200 2026-03-25 18:22 by xcjcqu
[¿¼ÑÐ] ÕÐ08¿¼Êýѧ +8 laoshidan 2026-03-20 17/850 2026-03-25 17:52 by Ò»¸öºìÌ«Ñô
[¿¼ÑÐ] 318Çóµ÷¼Á +3 plumÀî×Ó 2026-03-23 3/150 2026-03-25 09:42 by ÎíÉ¢ºóÏàÓölc
[¿¼ÑÐ] 07»¯Ñ§280·ÖÇóµ÷¼Á +7 722865 2026-03-23 7/350 2026-03-25 09:29 by aa331100
[¿¼ÑÐ] Çóµ÷¼Á +5 ÁÖ֮Ϧ 2026-03-24 5/250 2026-03-24 17:16 by dick_runner
[¿¼ÑÐ] ²ÄÁÏ292µ÷¼Á +8 éÙËÌ˼ÃÀÈË 2026-03-23 8/400 2026-03-24 16:33 by laoshidan
[¿¼ÑÐ] Çóµ÷¼ÁÒ»Ö¾Ô¸Î人Àí¹¤´óѧ²ÄÁϹ¤³Ì£¨085601£© +5 WW.' 2026-03-23 7/350 2026-03-24 14:50 by sprinining
[¿¼ÑÐ] 276Çóµ÷¼Á¡£ÓаëÄêµç³ØºÍ°ëÄê¸ß·Ö×Óʵϰ¾­Àú +9 ²ÄÁÏѧ257Çóµ÷¼Á 2026-03-23 10/500 2026-03-24 07:36 by wangy0907
[¿¼ÑÐ] 336Çóµ÷¼Á +4 ÊÕµ½VS 2026-03-20 4/200 2026-03-23 19:02 by macy2011
[ÂÛÎÄͶ¸å] ¼±·¢ºËÐÄÆÚ¿¯ÂÛÎÄ +3 ÏÍ´ïÎʽò 2026-03-23 5/250 2026-03-23 17:13 by ÃÃ×Ó²»ºÃÈÇ
[¿¼ÑÐ] ½ÓÊÕ2026˶ʿµ÷¼Á(ѧ˶+ר˶) +4 allen-yin 2026-03-23 6/300 2026-03-23 15:04 by Íô£¡£¿£¡
[¿¼ÑÐ] ÇóÀÏʦÊÕÎÒ +3 zzh16938784 2026-03-23 3/150 2026-03-23 12:56 by ztnimte
[¿¼ÑÐ] 280·ÖÇóµ÷¼Á Ò»Ö¾Ô¸085802 +4 PUMPT 2026-03-22 7/350 2026-03-22 22:13 by ÐÇ¿ÕÐÇÔÂ
[¿¼ÑÐ] 308Çóµ÷¼Á +3 īīĮ 2026-03-21 3/150 2026-03-22 16:54 by i_cooler
[¿¼ÑÐ] Ò»Ö¾Ô¸ÖÐÄÏ»¯Ñ§£¨0703£©×Ü·Ö337Çóµ÷¼Á +9 niko- 2026-03-19 10/500 2026-03-22 16:08 by ColorlessPI
[¿¼ÑÐ] ÇóÖú +5 ÃÎÀïµÄÎÞÑÔ 2026-03-21 6/300 2026-03-21 17:51 by ѧԱ8dgXkO
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û