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4Â¥2008-06-13 19:47:13
gujm516
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checkÖ¸³öÕâ¸ö½á¹¹´æÔÚα¶Ô³Æ£¬½¨ÒéÓÃC2/c¿Õ¼äȺ¡£ ¶ÔÓÚC2/c¿Õ¼äȺ£º _symmetry_space_group_name_H-M 'C 1 2/c 1' _symmetry_space_group_name_Hall '-C 2yc' ¶ÔÓÚCc¿Õ¼äȺ _symmetry_space_group_name_H-M 'C 1 2/c 1' _symmetry_space_group_name_Hall ' C -2yc' |
2Â¥2008-06-13 13:47:39
hongwinter
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ллgujm516µÄÈÈÇé°ïÖú ÇëÎÊÏ ¶ÔÓÚC2/c¿Õ¼äȺ£º _symmetry_space_group_name_H-M 'C 1 2/c 1' _symmetry_space_group_name_Hall '-C 2yc' ¶ÔÓÚCc¿Õ¼äȺ _symmetry_space_group_name_H-M 'C 1 2/c 1' _symmetry_space_group_name_Hall ' C -2yc' ΪʲôC2/cºÍCc¿Õ¼äȺÖÐ_symmetry_space_group_name_H-M ¶¼ÊÇ 'C 1 2/c 1' »¹ÓУ¬ÎÒÔÚcifÖа´ÕÕcheckcif½¨Òé°Ñ¿Õ¼äȺ¸ÄΪC2/c¿Õ¼äȺ£¬ÎªÊ²Ã´checkcifÈÔÈ»³öÏÖAÀàÎÊÌâPLAT113_ALERT_2_A ADDSYM Suggests Possible Pseudo/New Space-group. C2/c [ Last edited by hongwinter on 2008-6-13 at 19:42 ] |
3Â¥2008-06-13 19:25:29
gujm516
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1. ·Ç³£±§Ç¸£¬ÔڻشðÂ¥Ö÷ÎÊÌâʱ²ÉÓõÄÊÇ¡®¸´ÖÆ¡¢Õ³Ìù¡¯µÄ°ì·¨£¬½á¹ûÍü¸Ä¿Õ¼äȺCcÁË¡£Ç°Ò»¸öÊÇ C 2/c£¬ºóÃæÒ»¸öÊÇ C c¡£ 2. checkÌáʾ³öÏÖα¶Ô³Æ£¬½¨ÒéÓà C 2/c¿Õ¼äȺ¡£ Õâ²»ÊǸ͝CIFÄÇô¼òµ¥µÄÊ£¬×îºÃÊÇÖØÐ½â½á¹¹£¬Óà C 2/c ¿Õ¼äȺÊÔÊÔÊÇ·ñ¸üºÏÀí¡£ ÉÙÊýʱºòÌá¸ß¶Ô³ÆÐÔ²¢²»Ò»¶¨ºÏÀí£¬Õâ¾ÍÒª´ÓÄãµÄ½á¹¹ºÏÀíÐÔ³ö·¢½øÐнâÊÍ£¬»¹ÒªÔÚCIFÖÐÌí¼Ó£º PROBLEM: ...... RESPONSE: ...... À´»Ø´ð¡£ ÀýÈ磺 _vrf_PLAT_111_I ; PROBLEM: _A ADDSYM Detects (Pseudo) Centre of Symmetry ... 100 Perc Fit RESPONSE: The acid used was enantiopure (S)-malic acid and the ADDSYM result is an artefact of the anion disorder. ADDSYM reaches its conclusion having excluded all the atoms of the disordered anion, i.e. of the very component which is chiral. See Comment text. ; _vrf_PLAT_113_I ; PROBLEM: _A ADDSYM Suggests Possible Pseudo/New Spacegroup P-1 RESPONSE: .See above ; |
5Â¥2008-06-13 22:19:16














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