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Absorption (chemistry)

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  • Absorption (chemistry) — Absorption, in chemistry, is a physical or chemical phenomenon or a process in which atoms, molecules, or ions enter some bulk phase gas, liquid or solid material. This is a different process from adsorption, since the molecules are taken up by… …   Wikipedia

  • Absorption — may refer to:Chemistry and biology*Absorption (chemistry), absorption of particles of gas or liquid in liquid or solid material *Absorption (skin), a route by which substances can enter the body through the skin *Absorption (pharmacokinetics),… …   Wikipedia

  • Absorption spectroscopy — An overview of electromagnetic radiation absorption. This example discusses the general principle using visible light as a specific example. A white beam source – emitting light of multiple wavelengths – is focused on a sample (the complementary… …   Wikipedia

  • chemistry — /kem euh stree/, n., pl. chemistries. 1. the science that deals with the composition and properties of substances and various elementary forms of matter. Cf. element (def. 2). 2. chemical properties, reactions, phenomena, etc.: the chemistry of… …   Universalium

  • Absorption (pharmacokinetics) — In pharmacology (and more specifically pharmacokinetics), absorption is the movement of a drug into the bloodstream. Absorption involves several phases. First, the drug needs to be introduced via some route of administration (oral, via the skin,… …   Wikipedia

  • Absorption (electromagnetic radiation) — An overview of electromagnetic radiation absorption. This example discusses the general principle using visible light as specific example. A white beam source emitting light of multiple wavelengths is focused on a sample (the complementary color… …   Wikipedia

  • Absorption coefficient — The absorption coefficient α is a property of a material. It defines the extent to which a material absorbs energy, for example that of sound waves or electromagnetic radiation. Wallace Sabine was a pioneer of this concept in acoustics and… …   Wikipedia

  • absorption — 1. The taking in, incorporation, or reception of gases, liquids, light, or heat. Cf.:adsorption. 2. In radiology, the uptake of energy from radiation by the tissue or medium through which it passes. See half value layer, photoelectric …   Medical dictionary

  • Portal:Chemistry — Wikipedia portals: Culture Geography Health History Mathematics Natural sciences People Philosophy Religion Society Technology …   Wikipedia

  • Nuclear chemistry — is the subfield of chemistry dealing with radioactivity, nuclear processes and nuclear properties. It is the chemistry of radioactive elements such as the actinides, radium and radon together with the chemistry associated with equipment (such as… …   Wikipedia

  • Analytical chemistry — For the journal, see Analytical Chemistry (journal). Analytical chemistry is the study of the separation, identification, and quantification of the chemical components of natural and artificial materials.[1] Qualitative analysis gives an… …   Wikipedia

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