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SANS measurement was carried out at the NG7 at the NIST Center
for Neutron Research of the National Institute of Standards and
Technology. Incident neutron wavelength of 6  Å , with varying
sample-to-detector distance of 1, 15 and 4.5 m detector 25 mm
offset yields a scattering range of 0.0009 Å-1< Q < 0.4 Å-1, where
q =4¦Ð/ ¦Ësin(¦È/2) is the magnitude of momentum transfer vector,
and q is the scattering angle. After corrected for background and
detector efficiency, and converted to an absolute scale using direct
beamintensity, the 2D intensitywas circularly averaged to yield the
total structure factor, S(q) [42].
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qxgr6110

гæ (³õÈëÎÄ̳)

ÒýÓûØÌû:
Originally posted by 8814402 at 2011-07-12 17:06:37:
q is the scattering angle=£¿£¿£¿£¿£¿£¿£¿£¿£¿£¿£¿

²»ºÃÒâ˼£¬¿ªÊ¼Åª´íÁË£¬²»ÊÇq, ¶øÊÇÏ£À°×Öĸ ¦È  is the scattering angle
9Â¥2011-07-12 17:16:13
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²é¿´È«²¿ 10 ¸ö»Ø´ð

ÏĶÏàËæ

Í­³æ (³õÈëÎÄ̳)

ÒýÓûØÌû:
Originally posted by ÏĶÏàËæ at 2011-07-12 10:46:41:
SANS measurement was carried out at the NG7 at the NIST Center
for Neutron Research of the National Institute of Standards and
Technology. Incident neutron wavelength of 6  &Aring; , with var ...

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2Â¥2011-07-12 10:49:52
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8814402

ÖÁ×ðľ³æ (Ö°Òµ×÷¼Ò)

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3Â¥2011-07-12 10:59:45
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wust67

½ð³æ (ÖøÃûдÊÖ)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

ÒýÓûØÌû:
Originally posted by 8814402 at 2011-07-12 10:59:45:
ÈÏÁ죬һ»áÔÙÒ룬ÔõôºÃÏñ¹âµçµÄ×ÊÁϲ»ÉÙ°¡

SANSÊÇС½ÇÖÐ×ÓÉ¢Éä
4Â¥2011-07-12 11:04:57
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