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tritiger

铜虫 (职业作家)

[求助] 求精修 SQUEEZE 模式

这是审稿人的信,说是还得精修,请达人帮忙。

1. The investigation shows that there is not ethanol/water solvent, but most likely two disordered ethanol molecules. However, exact localization of these molecules at room temperature is very problematic even for experts.

I obtained R-factor 5.4% with two disordered ethanol molecules.

2. I generally do not support use of SQUEEZE procedure, but in this particular case I would recommend you to do so and use solvent mask.

This way, I obtained R-factor 4.5%

3. Please, re-refine the structure either using disordered solvent model or using solvent mask procedure.
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古人说:“人无远虑,必有近忧”李敖说:“人有近忧,才有远虑”我说:“人有远虑,才有近忧”
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cfocus20

至尊木虫 (职业作家)

【答案】应助回帖

★ ★
lichun1210(金币+2): 感谢交流~ 2011-11-24 14:11:49
以下是我用的方法程序給你作參考:

將解完之晶體不包含溶劑分子的檔案(即原始解晶檔案)-->platon->squeeze進行計算後
可得到XXX.hkp, XXX.sqz, XXX,sqf
當中將xxx.hkp 置換原先的xxx.hkl檔案,?K且將xxx.sqz檔案內容
copy至xxx.cif檔案最後,此動作在說明squeeze動作產生結果和過程
注意此動作必需到最後完成所有動作才可以進行
Smart_work_and_beautiful_life!
2楼2011-11-24 13:46:13
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xi2004

至尊木虫 (职业作家)

【答案】应助回帖

再具体一点

1. 將解完之晶體不包含溶劑分子的檔案(即原始解晶檔案).ins 装入-->platon->squeeze進行計算後
可得到XXX.hkp, XXX.sqz, XXX,sqf

2. 将原来的XXX.hkl改名存起来(如XXX-hkl.sav)
當中將xxx.hkp 置換原先的xxx.hkl檔案,

3. 精修到收敛!得到.cif; 注意.ins中的 unit一行的单胞原子数,应结合其他表征如元素分析,TGA来确定, 而不仅仅是你的.ins中的原子坐标列表中原子数的简单加和;而且要与XXX.sqf的结果吻合。比如水是10个电子,

4. 然后 ?K且將xxx.sqz檔案內容
copy至xxx.cif檔案最後,此動作在說明squeeze動作產生結果和過程
注意此動作必需到最後完成所有動作才可以進行
xi2004-emuch@163.com
3楼2011-11-24 14:39:22
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