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cuiguanwei: ½ð±Ò+10, ¡ï¡ï¡ï¡ï¡ï×î¼Ñ´ð°¸, 5 2012-06-29 23:28:40
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ÇëÏê¼ûJOURNAL OF APPLIED PHYSICS VOLUME 95, NUMBER 12 15 JUNE 2004£¬ pp8097-8110. Artificial dielectric properties of microscopic metallized rodlike bacteria cells in composites.  
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The metallized bacteria were rinsed with distilled water and dehydrated in an alcohol series, then dispersed in acetone and suspended therein to be used for composite formation. The concentration of metallized bacteria in organic solvent
suspension was determined by drying and weighing an aliquot of the mixture. The metallized bacteria were cast in epoxy by adding the bacteria/acetone slurry to the epoxy resin, Epon 812. This mixture was vigorously stirred by hand
for several minutes to make them more homogeneous, removing the acetone by rotary evaporation in vacuum for about 2 h. Then the curing agent ~DDSA!, solidifying agent ~Methylnadic anhydride!, and accelerator agent ~2-4-6 Tris
Phenol! were added in proportion and mixed for another 10 min. The concentrations of metallized bacteria cells in the composites varied from 5 to 20 vol %. The composites were then poured into tubules and placed in a vacuum oven for degassing for 1 h, after which the samples were
placed in a thermotank and allowed to cure at 60 ¡ãC for 24¨C36 h. The samples were removed from the molds after full cure and machined to sizes suitable for dielectric measurement.
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cuiguanwei

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cuiguanwei

½ð³æ (ÕýʽдÊÖ)

Ժʿ

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