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Meteor¤ÎÀá: ½ð±Ò+1, ¸ÐлӦÖú 2013-02-16 18:06:56
conquerus: ½ð±Ò+2 2013-02-16 20:44:50
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Meteor¤ÎÀá: ½ð±Ò+1, ¸ÐлӦÖú 2013-02-16 18:06:56
conquerus: ½ð±Ò+2 2013-02-16 20:44:50
²»Ó¦¸ÃÕâÑùд°É¡£ÄãÓõÄʲôÑùµÄ·½Ê½×öµÄ¾Íдʲô·½Ê½£¬Õâ¸ö¿ÉÒÔÕâÑùд°É£¬ Particle size was characterized by Dynamic Light Scattering. ÆäËûµÄ¸Ð¾õ²»ÓÃдÁ˰ɡ£Ï£Íû¶ÔÄãÓаïÖú |
2Â¥2013-02-16 11:38:57
conquerus
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- רҵ: polymer
3Â¥2013-02-16 20:44:38
sunjy825
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4Â¥2013-02-17 12:46:54
5Â¥2013-02-18 05:13:18
jiangcj09
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ÓÃZ-average hydrodynamic diameter¡£ ¸ù¾ÝMalvern zetasizerµÄÊֲ᣺¡°It is important to note that this mean size (often given the symbol Z or z-average) is an intensity mean. It is not a mass or number mean because it is calculated from the signal intensity.¡± ËùÒÔ£¬¸ù¾ÝÇ¿¶È¼ÆËãµÃµ½µÄÁ£¾¶£¬¾ÍÊÇz-average size¡£ ÊÖ²áÔÚÕâÀï¿ÉÒÔÏÂÔØ£º http://www.nbtc.cornell.edu/faci ... asizer%20Manual.pdf ³ý´ËÖ®Í⣬ʹÓÃDLS½á¹ûµÄʱºò£¬ÐèҪעÒ⣺ Z-average size (also known as the ¡°cumulants mean¡±) In dynamic light scattering this is the most important and stable number produced by the technique. This is the size to use if a number is required for quality control purposes. It will only be comparable with other techniques if the sample is monomodal (i.e. only one peak), spherical and monodisperse (i.e. no width to the distribution), and the sample is prepared in the correct dispersant. In any other case, the Z-average size can only be used to compare results with samples measured in the same dispersant, by the same technique, i.e. by Dynamic Light Scattering (DLS). |
6Â¥2013-04-04 12:25:01
love-study
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- Ìû×Ó: 3073
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- ×¢²á: 2009-07-19
- ÐÔ±ð: GG
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7Â¥2013-04-04 13:51:59














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