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cheap_81

铁杆木虫 (著名写手)

[求助] 不同网站晶体check结果不一样?

新手
http://checkcif.iucr.org/
http://journals.iucr.org/services/cif/checking/checkform.html
就是以上两个
后面那个check比前者多出现了A类错误
C类和g类均有出现
请问是什么意思?
谢谢

Alert level A
EXPT005_ALERT_1_A  _exptl_crystal_description is missing
            Crystal habit description.
            The following tests will not be performed.
            CRYSR_01
EXPT010_ALERT_1_A  _exptl_crystal_colour (_pd_char_colour for powder) is missing
            Crystal colour.
            The following tests will not be performed.
            CRYSC_01
Alert level C
PLAT048_ALERT_1_C MoietyFormula Not Given ........................          ?
PLAT089_ALERT_3_C Poor Data / Parameter Ratio (Zmax  <   18) .....       7.47      
PLAT125_ALERT_4_C No '_symmetry_space_group_name_Hall' Given .....          ?
PLAT341_ALERT_3_C Low Bond Precision on  C-C Bonds ...............     0.0098 Ang  
Alert level G
PLAT004_ALERT_5_G Info: Polymeric Structure Found with Dimension .          3      
PLAT005_ALERT_5_G No _iucr_refine_instructions_details  in the CIF          ?
PLAT093_ALERT_1_G No su's on H-positions, refinement reported as .      mixed     
PLAT199_ALERT_1_G Check the Reported _cell_measurement_temperature        293 K   
PLAT200_ALERT_1_G Check the Reported   _diffrn_ambient_temperature        293 K   
PLAT804_ALERT_5_G ARU-Pack Problem in PLATON Analysis ............          2 Times
   2 ALERT level A = Most likely a serious problem - resolve or explain
   0 ALERT level B = A potentially serious problem, consider carefully
   4 ALERT level C = Check. Ensure it is not caused by an omission or oversight
   6 ALERT level G = General information/check it is not something unexpected

   6 ALERT type 1 CIF construction/syntax error, inconsistent or missing data
   0 ALERT type 2 Indicator that the structure model may be wrong or deficient
   2 ALERT type 3 Indicator that the structure quality may be low
   1 ALERT type 4 Improvement, methodology, query or suggestion
   3 ALERT type 5 Informative message, check
不同网站晶体check结果不一样?
未命名.JPG
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etongtong

铁杆木虫 (著名写手)

【答案】应助回帖

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cheap_81: 金币+5, ★★★很有帮助 2013-05-25 09:56:40
这个后一个是比较完整的检查,你可以看到它要求你描述晶体的颜色形状等内容,并且认为你没有描述是A类错误,前一个是基本晶体检查程序。如果只发合成,前一个就够了。
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2楼2013-05-25 09:54:41
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