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5. Pressure Effect on K Diffusion in Hydrated Granitic Melt

Pressure Effect on K Diffusion in Hydrated Granitic Melt

来源 :中国科学：化学英文版 | 被引量 : 0次 | 上传用户：XHR

【摘 要】

：

The chemical diffusivity of K in a hydrated granitic melt was determined at temperatures of750-900℃ and pressures between 1 and 5.6 kbar.K diffusion follows th

【作 者】

：

柏天宝 A.F.Koster van Groos 

【机 构】

：

AlsoInstituteofGeochemistry,UniversityofIllinoisatChicago

【出 处】

：

中国科学：化学英文版

【发表日期】

：

1994年7期

【关键词】

：

K DIFFUSION PRESSURE EFFECT K diffusionpressure effect 

【基金项目】

：

supported by the National Natural Science Foundation of China,the Petroleum Research Fund of the American Chemical Society.

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The chemical diffusivity of K in a hydrated granitic melt was determined at temperatures of750-900℃ and pressures between 1 and 5.6 kbar.K diffusion follows the Arrhenius equation,its activationenergy is about 20 kcal/mole and the activation volume is abo

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