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Updated: Jul 9, 2025

Measuring Carbon-based Contaminant Mineralization Using Combined CO2 Flux and Radiocarbon Analyses
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气体分散系数测试系统和无维逆转方法用于多孔介质

Yueping Qin1, Mingyan Guo1, Fengjie Zhang1

  • 1School of Emergency Management and Safety Engineering, China University of Mining & Technology, Beijing, Beijing 100083, PR China.

ACS omega
|December 4, 2023
PubMed
概括

在多孔介质中确定气体分散系数对于自发燃煤研究至关重要. 这项研究开发了一种新的方法来准确测量该系数,揭示其对气体分布和燃烧风险的影响.

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相关概念视频

Density00:56

Density

Density is an important characteristic of substances, crucial in determining whether an object sinks or floats in a fluid. Its SI unit is kg/m3, and its cgs unit is g/cm3. The density of an object helps in identifying its composition, and also reveals information about the phase of the matter and its substructure. The densities of liquids and solids are roughly comparable, consistent with the fact that their atoms are in close contact. However, gases have much lower densities than liquids and...
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Dimensionless Groups in Fluid Mechanics01:15

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Dimensionless groups in fluid mechanics provide simplified ratios that help analyze fluid behavior without relying on specific units. The Reynolds number (Re), which represents the ratio of inertial to viscous forces, distinguishes between laminar and turbulent flows, making it essential in the design of pipelines and aerodynamic surfaces. The Froude number (Fr), the ratio of inertial to gravitational forces, is particularly useful in predicting wave formation and hydraulic jumps in...
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