CHARACTERIZATION OF INDUSTRIAL ACTIVATED CARBONS BY ADSORPTION AND IMMERSION TECHNIQUES AND BY STM

被引:37
作者
STOECKLI, F [1 ]
CENTENO, TA [1 ]
DONNET, JB [1 ]
PUSSET, N [1 ]
PAPIRER, E [1 ]
机构
[1] CTR RECH PHYSICOCHIM SURFACES SOLIDES,F-68200 MULHOUSE,FRANCE
关键词
ACTIVATED CARBONS; CHARACTERIZATION; STM;
D O I
10.1016/0016-2361(95)00168-5
中图分类号
TE [石油、天然气工业]; TK [能源与动力工程];
学科分类号
0807 ; 0820 ;
摘要
The results obtained from a variety of techniques (vapour adsorption, selective adsorption of caffeine and immersion calorimetry) used to characterize activated carbons of industrial origin are compared. It is shown that gate effects due to constrictions, and often overlooked, can be revealed by simple experiments with larger molecular probes. Immersion calorimetry appears to be a simple and efficient technique, as illustrated by an activation series. Complementary information is also provided by scanning tunnelling microscopy (STM).
引用
收藏
页码:1582 / 1588
页数:7
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