PLAT141 Type_4 s.u. on a - axis small or missing

The s.u. on the a-axis is small or missing. The presence of s.u.'s (where required) and value are checked. S.u.'s as given by the diffractometer software are often much smaller then realistic.

a軸的標(biāo)準(zhǔn)偏差(s.u.)太小或缺失。檢查標(biāo)準(zhǔn)偏差(如需要)及其值。衍射儀軟件給出的標(biāo)準(zhǔn)偏差通常比實(shí)際小得多。

(http://journals.iucr.org/services/cif/checking/PLAT141.html)

警告原因：a軸的標(biāo)準(zhǔn)偏差(s.u.)太小或缺失。

解決策略：若缺失，則檢查是否還原過(guò)程某一步出問(wèn)題，可重新還原數(shù)據(jù)。若太小，則適當(dāng)增大其數(shù)值。

PLAT142 Type_4 s.u. on b - axis small or missing

The s.u. on the b-axis is small or missing. The presence of s.u.'s (where required) and value are checked. Su's as given by the diffractometer software are often much smaller then realistic.

b軸的標(biāo)準(zhǔn)偏差(s.u.)太小或缺失。檢查標(biāo)準(zhǔn)偏差(如需要)及其值。衍射儀軟件給出的標(biāo)準(zhǔn)偏差通常比實(shí)際小得多。

(http://journals.iucr.org/services/cif/checking/PLAT142.html)

警告原因：b軸的標(biāo)準(zhǔn)偏差(s.u.)太小或缺失。

解決策略：若缺失，則檢查是否還原過(guò)程某一步出問(wèn)題，可重新還原數(shù)據(jù)。若太小，則適當(dāng)增大其數(shù)值。

PLAT143 Type_4 s.u. on c - axis small or missing

The s.u. on the c-axis is small or missing. The presence of s.u.'s (where required) and value are checked. Su's as given by the diffractometer software are often much smaller then realistic.

c軸的標(biāo)準(zhǔn)偏差(s.u.)太小或缺失。檢查標(biāo)準(zhǔn)偏差(如需要)及其值。衍射儀軟件給出的標(biāo)準(zhǔn)偏差通常比實(shí)際小得多。

(http://journals.iucr.org/services/cif/checking/PLAT143.html)

警告原因：c軸的標(biāo)準(zhǔn)偏差(s.u.)太小或缺失。

解決策略：若缺失，則檢查是否還原過(guò)程某一步出問(wèn)題，可重新還原數(shù)據(jù)。若太小，則適當(dāng)增大其數(shù)值。

PLAT144 Type_4 s.u. on alpha small or missing

The s.u. on alpha is small or missing. The presence of s.u.'s (where required) and value are checked. Su's as given by the diffractometer software are often much smaller then realistic.

α角的標(biāo)準(zhǔn)偏差(s.u.)太小或缺失。檢查標(biāo)準(zhǔn)偏差(如需要)及其值。衍射儀軟件給出的標(biāo)準(zhǔn)偏差通常比實(shí)際小得多。

(http://journals.iucr.org/services/cif/checking/PLAT144.html)

警告原因：α角的標(biāo)準(zhǔn)偏差(s.u.)太小或缺失。

解決策略：若缺失，則檢查是否還原過(guò)程某一步出問(wèn)題，可重新還原數(shù)據(jù)。若太小，則適當(dāng)增大其數(shù)值。

PLAT145 Type_4 s.u. on beta small or missing

The s.u. on beta is small or missing. The presence of s.u.'s (where required) and value are checked. Su's as given by the diffractometer software are often much smaller then realistic.

β角的標(biāo)準(zhǔn)偏差(s.u.)太小或缺失。檢查標(biāo)準(zhǔn)偏差(如需要)及其值。衍射儀軟件給出的標(biāo)準(zhǔn)偏差通常比實(shí)際小得多。

(http://journals.iucr.org/services/cif/checking/PLAT145.html)

警告原因：β角的標(biāo)準(zhǔn)偏差(s.u.)太小或缺失。

解決策略：若缺失，則檢查是否還原過(guò)程某一步出問(wèn)題，可重新還原數(shù)據(jù)。若太小，則適當(dāng)增大其數(shù)值。

PLAT146 Type_4 s.u. on gamma small or missing

The s.u. on gamma is small or missing. The presence of s.u.'s (where required) and value are checked. Su's as given by the diffractometer software are often much smaller then realistic.

γ角的標(biāo)準(zhǔn)偏差(s.u.)太小或缺失。檢查標(biāo)準(zhǔn)偏差(如需要)及其值。衍射儀軟件給出的標(biāo)準(zhǔn)偏差通常比實(shí)際小得多。

(http://journals.iucr.org/services/cif/checking/PLAT146.html)

警告原因：γ角的標(biāo)準(zhǔn)偏差(s.u.)太小或缺失。

解決策略：若缺失，則檢查是否還原過(guò)程某一步出問(wèn)題，可重新還原數(shù)據(jù)。若太小，則適當(dāng)增大其數(shù)值。

PLAT147 Type_1 s.u. on symmetry restricted cell angle

There should be no s.u. on symmetry constrained cell angles.??

Example: No s.u. on alpha, beta and gamma for orthorhombic symmetry.

對(duì)稱(chēng)限制的晶胞角度不應(yīng)有標(biāo)準(zhǔn)偏差(s.u.)。

例如：對(duì)于正交對(duì)稱(chēng)來(lái)說(shuō)，α、β和γ不存在標(biāo)準(zhǔn)偏差。

(http://journals.iucr.org/services/cif/checking/PLAT147.html)

警告原因：對(duì)稱(chēng)限制的晶胞角度不應(yīng)有標(biāo)準(zhǔn)偏差(s.u.)，但數(shù)據(jù)給出了其標(biāo)準(zhǔn)偏差。

解決策略：將其標(biāo)準(zhǔn)偏差改為0即可。

PLAT148 Type_3 s.u. on a, b, or c - axis too large

The s.u. on the reported -axis is unexpectedly large.

所報(bào)告的晶軸的標(biāo)準(zhǔn)偏差(s.u.)出乎意料地大。

(http://journals.iucr.org/services/cif/checking/PLAT148.html)

例：PLAT148_ALERT_3_B su on the a - Axis is Too Large (x 1000) . 12 Ang.

PLAT148_ALERT_3_B su on the b - Axis is Too Large (x 1000) . 13 Ang.

PLAT148_ALERT_3_B su on the c - Axis is Too Large (x 1000) . 14 Ang.

警告原因：a、b、c軸誤差較大。

解決策略：檢查數(shù)值是否填錯(cuò)，否則需給出合理解釋。對(duì)于這三個(gè)錯(cuò)誤主要是收錄晶體還原數(shù)據(jù)時(shí)，最終的晶胞參數(shù)偏差太大造成的，最好重新收錄，實(shí)在要消除也可以，就是在ins文件中把偏差改小，詳見(jiàn)下面的例子：

TITL A in Pnma

CELL 0.71073 12.1750 8.9250 8.9372 90.000 90.000 90.000

ZERR 8.00 0.0014 0.0008 0.0009 0.000 0.000 0.000

LATT 1

SYMM 0.5-X, -Y, 0.5+Z

SYMM -X, 0.5+Y, -Z

SYMM 0.5+X, 0.5-Y, 0.5-Z

在ZERR后面的三個(gè)單包參數(shù)的下面對(duì)應(yīng)的偏差改到0.00**就可以了

PLAT149 Type_3 s.u. on alpha, beta or gamma too large

The s.u. on the reported angle is too large.

所報(bào)告的晶胞角度的標(biāo)準(zhǔn)偏差(s.u.)太大。

(http://journals.iucr.org/services/cif/checking/PLAT149.html)

警告原因：α、β、γ軸誤差較大。

解決策略：檢查數(shù)值是否填錯(cuò)，否則需給出合理解釋。對(duì)于這三個(gè)錯(cuò)誤主要是收錄晶體還原數(shù)據(jù)時(shí)，最終的晶胞參數(shù)偏差太大造成的，最好重新收錄，實(shí)在要消除也可以，就是在ins文件中把相應(yīng)偏差改小。

PLAT150 Type_1 Check Volume

An ALERT is issued when the reported unit cell volume differs significantly from the volume calculated on the basis of the supplied cell dimensions.

當(dāng)所報(bào)告的晶胞體積與基于所提供的晶胞尺寸所計(jì)算得到的晶胞體積明顯不同時(shí)，發(fā)布此警告。

(http://journals.iucr.org/services/cif/checking/PLAT150.html)

警告原因：所報(bào)告的晶胞體積與基于所提供的晶胞尺寸所計(jì)算得到的晶胞體積明顯不同。

解決策略：檢查是否晶胞定錯(cuò)，否則需要給出合理解釋。最好重新收錄數(shù)據(jù)。