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A spectral line is a weaker or stronger region in an otherwise uniform and continuous spectrum. It may result from emission or absorption of light in a narrow frequency range, compared with the nearby frequencies. Spectral lines are often used to identify atoms and molecules.
Learn what spectral lines are, how they are formed by emission or absorption of light, and how they are used to identify atoms and molecules. Explore the spectral lines of hydrogen, the Zeeman effect, Doppler effect, and more with examples and FAQs.
A spectral line is a discrete wavelength of light emitted or absorbed by atoms, ions or molecules. Learn about the physics, history and uses of spectral lines in various fields of science, such as spectroscopy, astronomy and mass spectrometry.
29 Jul 2023 · Explain how emission line spectra and absorption line spectra are formed; Describe what ions are and how they are formed; Explain how spectral lines and ionization levels in a gas can help us determine its temperature
Learn what spectral lines are, how they are related to transitions of atoms, ions or molecules, and how they affect the optical spectrum. Find out about different types of spectral lines, their widths, shapes, and applications in spectroscopy and optics.
Line Spectra. Although objects at high temperature emit a continuous spectrum of electromagnetic radiation, a different kind of spectrum is observed when pure samples of individual elements are heated.
3 Okt 2016 · Learn about the selection rules, intensities, transition probabilities, values, and line strengths of spectral lines in atomic spectroscopy. Find numerical tables, conversion relations, and sources of spectroscopic data.
