VARIABLE POROSITY IN SILICEOUS SKELETONS - DETERMINATION AND IMPORTANCE

被引:22
作者
HURD, DC
WENKAM, C
PANKRATZ, HS
FUGATE, J
机构
[1] UNIV HAWAII,INST GEOPHYS,HONOLULU,HI 96822
[2] UNIV CALIF SAN DIEGO,SCRIPPS INST OCEANOG,DIV GEOL RES,LA JOLLA,CA 92037
[3] MICHIGAN STATE UNIV,DEPT MICROBIOL & PUBL HLTH,E LANSING,MI 48824
[4] US GEOL SURVEY,CORPUS CHRISTI,TX 78411
关键词
D O I
10.1126/science.203.4387.1340
中图分类号
O [数理科学和化学]; P [天文学、地球科学]; Q [生物科学]; N [自然科学总论];
学科分类号
07 ; 0710 ; 09 ;
摘要
Gas adsorption data were used to obtain the specific surface area and specific pore volume for a variety of biogenically precipitated silica semples. The results suggest that this material is finely divided and porous. This interp tation was corroborated by the use of transmission electron microscopy at magnifications up to 180,000. Copyright © 1979 AAAS.
引用
收藏
页码:1340 / 1343
页数:4
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