24小时热门版块排行榜    

北京石油化工学院2026年研究生招生接收调剂公告
查看: 935  |  回复: 4
当前只显示满足指定条件的回帖,点击这里查看本话题的所有回帖

holisky

新虫 (小有名气)

[求助] 这些对称操作是什么意思

大家好,我近期用个小软件分析一个晶体结构的对称操作,出来下面的结果,不太明白是什么意思,希望行家能给些指示,如下:

Tol=0.002 24 symmetry operations found.
1  axis along (-0.000,-0.000, 1.000) through (0,0,0)
4_1 axis along ( 0.000, 0.000, 1.000) through (-0.250000,0.500000,-0.000000)
2_1 axis along ( 0.000, 0.000, 1.000) through (0.250000,0.000000,-0.000000)
4_3 axis along ( 0.000, 0.000, 1.000) through (0.250000,0.000000,-0.000000)
2_1 axis along ( 1.000, 0.000, 0.000) through (-0.000000,0.250000,0.000000)
2  axis along ( 1.000,-1.000, 0.000) through (0.375000,0.375000,0.375000)
2_1 axis along ( 0.000, 1.000, 0.000) through (0.000000,-0.000000,0.250000)
2_1 axis along ( 1.000, 1.000, 0.000) through (0.125000,-0.125000,0.125000)
3  axis along ( 1.000, 1.000, 1.000) through (0,0,0)
2_1 axis along ( 1.000, 0.000, 1.000) through (-0.125000,0.125000,0.125000)
3  axis along ( 1.000,-1.000, 1.000) through (0.333333,0.166667,-0.166667)
4_1 axis along (-0.000, 1.000, 0.000) through (0.500000,-0.000000,-0.250000)
3  axis along (-1.000,-1.000, 1.000) through (-0.166667,0.333333,0.166667)
2  axis along (-1.000, 0.000, 1.000) through (0.375000,0.375000,0.375000)
3  axis along (-1.000, 1.000, 1.000) through (0.166667,-0.166667,0.333333)
4_3 axis along (-0.000, 1.000, 0.000) through (-0.000000,-0.000000,0.250000)
3  axis along ( 1.000, 1.000, 1.000) through (0,0,0)
4_3 axis along ( 1.000, 0.000, 0.000) through (-0.000000,0.250000,0.000000)
3_1 axis along (-1.000, 1.000, 1.000) through (0.166667,0.166667,0.000000)
2_1 axis along (-0.000, 1.000, 1.000) through (0.125000,0.125000,-0.125000)
3_1 axis along ( 1.000,-1.000, 1.000) through (0.000000,0.166667,0.166667)
2  axis along ( 0.000,-1.000, 1.000) through (0.375000,0.375000,0.375000)
3_2 axis along (-1.000,-1.000, 1.000) through (0.166667,0.000000,0.166667)
4_1 axis along ( 1.000, 0.000, 0.000) through (-0.000000,-0.250000,0.500000)

前面的数字如4_1不太清楚是什么意思,旋转轴吗?为什么只有旋转对称?through后的坐标也不太清楚什么意思,晶体结构里的原子没有这些坐标,而且这些坐标貌似是较规则的位置,数字基本是0、1/2、1/4、1/6、3/8等等。

该怎么看这些结果呢?

谢谢!
回复此楼
已阅   回复此楼   关注TA 给TA发消息 送TA红花 TA的回帖

holisky

新虫 (小有名气)

引用回帖:
4楼: Originally posted by life2000 at 2016-12-18 08:43:45
真不错,帮顶

谢帮顶!
5楼2016-12-18 15:39:03
已阅   回复此楼   关注TA 给TA发消息 送TA红花 TA的回帖
查看全部 5 个回答

我想更懂你29

专家顾问 (文坛精英)

以大多数人的努力程度,还轮不到去拼天赋的地步
2楼2016-12-17 15:01:59
已阅   回复此楼   关注TA 给TA发消息 送TA红花 TA的回帖

holisky

新虫 (小有名气)

引用回帖:
2楼: Originally posted by 我想更懂你29 at 2016-12-17 15:01:59
这是什么软件啊

cellsym,开源的
3楼2016-12-17 17:00:36
已阅   回复此楼   关注TA 给TA发消息 送TA红花 TA的回帖

life2000

木虫 (小有名气)

4楼2016-12-18 08:43:45
已阅   回复此楼   关注TA 给TA发消息 送TA红花 TA的回帖
最具人气热帖推荐 [查看全部] 作者 回/看 最后发表
[考研] 339求调剂 +4 烤麦芽 2026-03-27 5/250 2026-03-27 13:23 by 752105528
[考研] 287求调剂 +8 land xuxu 2026-03-26 8/400 2026-03-27 13:15 by lature00
[考研] 299求调剂 +6 嗯嗯嗯嗯2 2026-03-27 6/300 2026-03-27 12:43 by 果果妈咪
[考研] 085701环境工程,267求调剂 +7 minht 2026-03-26 7/350 2026-03-27 11:56 by zzll406
[考研] 0703化学/290求调剂/本科经历丰富/工科也可 +7 丹青奶盖 2026-03-26 8/400 2026-03-27 11:24 by 丹青奶盖
[考研] 一志愿哈尔滨工业大学材料与化工方向336分 +3 辰沐5211314 2026-03-26 3/150 2026-03-27 10:24 by 尽舜尧1
[考研] 【双一流院校新能源、环境材料,材料加工与模拟招收大量调剂】 +4 Higraduate 2026-03-22 8/400 2026-03-26 20:34 by Higraduate
[考研] 085601求调剂总分293英一数二 +4 钢铁大炮 2026-03-24 4/200 2026-03-26 16:28 by dick_runner
[考研] 297求调剂 +6 田洪有 2026-03-26 6/300 2026-03-26 15:55 by 不吃魚的貓
[考研] 一志愿中南大学化学学硕0703总分337求调剂 +7 niko- 2026-03-22 7/350 2026-03-25 20:14 by qingfeng258
[考研] 材料专硕 335 分求调剂 +4 拒绝冷暴力 2026-03-25 4/200 2026-03-25 18:45 by haxia
[考研] 0854电子信息求调剂 +7 α____ 2026-03-22 9/450 2026-03-25 13:37 by α____
[考研] 284求调剂 +15 Zhao anqi 2026-03-22 15/750 2026-03-25 12:51 by wht0531
[考研] 调剂 +4 13853210211 2026-03-24 4/200 2026-03-24 19:44 by ms629
[考研] 一志愿北化315 求调剂 +3 akrrain 2026-03-24 3/150 2026-03-24 19:35 by 了了了了。。
[考研] 307求调剂 +3 余意卿 2026-03-21 6/300 2026-03-24 15:03 by 余意卿
[考研] 361求调剂 +3 Glack 2026-03-22 3/150 2026-03-23 22:03 by fuyu_
[考研] 328求调剂 +4 LHHL66 2026-03-23 4/200 2026-03-23 14:55 by lbsjt
[考研] 材料学硕301分求调剂 +7 Liyouyumairs 2026-03-21 7/350 2026-03-21 22:31 by peike
[考研] 考研调剂 +3 呼呼?~+123456 2026-03-21 3/150 2026-03-21 20:04 by 无际的草原
信息提示
请填处理意见