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  1. Fluorescence - Wikipedia

    Fluorescence has many practical applications, including mineralogy, gemology, medicine, chemical sensors (fluorescence spectroscopy), fluorescent labelling, dyes, biological …

  2. Fluorescence Definition and Examples - Science Notes and Projects

    Apr 5, 2023 · Fluorescence is a phenomenon where certain materials rapidly (around 10 -8 seconds) emit light when they are exposed to specific types of electromagnetic radiation, …

  3. Fluorescence - Chemistry LibreTexts

    Fluorescence occurs when an atom or molecules relaxes through vibrational relaxation to its ground state after being electrically excited. The specific frequencies of excitation and …

  4. Fluorescence | Emission, Excitation & Photochemistry | Britannica

    Oct 10, 2025 · Fluorescence, emission of electromagnetic radiation, usually visible light, caused by excitation of atoms in a material, which then reemit almost immediately (within about 10−8 …

  5. Fluorescence Fundamentals - Thermo Fisher Scientific - US

    Fluorescence is the result of a 3-stage process that occurs in certain molecules (e.g., polyaromatic hydrocarbons) called fluorophores.

  6. Fluorescence is a member of the ubiquitous luminescence family of processes in which susceptible molecules emit light from electronically excited states created by either a physical …

  7. FLUORESCENCE Definition & Meaning - Merriam-Webster

    The meaning of FLUORESCENCE is luminescence that is caused by the absorption of radiation at one wavelength followed by nearly immediate reradiation usually at a different wavelength …

  8. Fluorescence - (Organic Chemistry) - Vocab, Definition, …

    Fluorescence is the emission of light by a substance that has absorbed light or other electromagnetic radiation. It is a specific type of luminescence that occurs when a molecule or …

  9. Fluorescence lifetime clocks quantify senescence and aging

    4 days ago · Our fluorescence lifetime imaging strategy thus enables in vivo measurements of aging and senescence and expands the toolbox for aging biology research and translation.

  10. Basics of fluorescence guide - Abcam

    What is fluorescence? Fluorescence is a light signal detected when a chemical compound called a fluorophore absorbs energy at a specific wavelength, causing it to become excited.