Fluorescence is the ability of certain chemicals to give off visible light after absorbing radiation which is not normally visible , such as ultraviolet light.
20 мар. 2017 г.
Fluorescence is one of two kinds of emission of light by a substance that has absorbed light or other electromagnetic radiation. Fluorescence microscope · Fluorescence spectroscopy · Phosphorescence · X-ray |
29 янв. 2023 г. · Fluorescence, a type of luminescence, occurs in gas, liquid or solid chemical systems. Fluorescence is brought about by absorption of photons ... |
For molecules it is called fluorescence if the transition is between states of the same spin and phosphorescence if the transition occurs between states of ... |
9 окт. 2024 г. · Fluorescence, emission of electromagnetic radiation, usually visible light, caused by excitation of atoms in a material, which then reemit almost immediately. |
29 янв. 2023 г. · For fluorescence and phosphorescence is the ratio of the number of molecules that luminescent to the total number of excited molecules. For ... |
13 нояб. 2015 г. · Fluorescence is the property of some atoms and molecules to absorb light at a particular wavelength and to subsequently emit light of longer ... |
Videolar 5 апр. 2023 г. · Fluorescence is photoluminescence where atoms absorb light and rapidly emit photons with a longer wavelength. |
Fluorescence is a type of photoluminescence, which is any emission of light that occurs when excited electrons absorb and then emit light. This includes ... |
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