porous formation

  • 1Porous silicon — (pSi) is a form of the chemical element silicon which has an introduced nanoporous holes in its microstructure, rendering a large surface to volume ratio in the order of 500m2/cm3. History Porous silicon was first discovered by accident in 1956… …

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  • 2Formation evaluation — In petroleum exploration and development, formation evaluation is used to determine the ability of a borehole to produce petroleum. Essentially, it is the process of recognizing a commercial well when you drill one .Modern rotary drilling usually …

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  • 3Nuclear magnetic resonance in porous media — Nuclear magnetic resonance (NMR) in porous media covers the application of using NMR as a tool to study the structure of porous media and various processes occurring in them.[1] This technique allows the determination of characteristics such as… …

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  • 4Doig Formation — Stratigraphic range: middle Anisian to Ladinian …

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  • 5Baldonnel Formation — Stratigraphic range: Carnian …

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  • 6Medusae Fossae Formation — Medusa Fossae Coordinates 3°12′S 163°00′W /  …

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  • 7Chalk Formation — The Chalk Formations of Europe are thick deposits of chalk, a soft porous white limestone, deposited in a marine environment during the upper Cretaceous Period. They appear most prominently in England. The formations are divided into three parts …

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  • 8Dunvegan Formation — Stratigraphic range: Cenomanian …

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  • 9Oxford Clay Formation — Oxford Clay (Jurassic) exposed near Weymouth, England. The Oxford Clay Formation is a Jurassic marine sedimentary rock formation underlying much of southeast England, from as far west as Dorset and as far north as Yorkshire. The Oxford Clay is of …

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  • 10mining — /muy ning/, n. 1. the act, process, or industry of extracting ores, coal, etc., from mines. 2. the laying of explosive mines. [1250 1300; ME: undermining (walls in an attack); see MINE2, ING1] * * * I Excavation of materials from the Earth s… …

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