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单词 emission spectrum
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Examples ofemission spectrum

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The above picture shows the visible lightemissionspectrumfor hydrogen.
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Its fluorescenceemissionspectrumis very sensitive to solvent polarity, so pyrene has been used as a probe to determine solvent environments.
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However, there are dozens of laser dyes that can be used to span continuously theemissionspectrumfrom the near ultraviolet to the near infrared.
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Light is collected using optical filters that match theemissionspectrumof the fluorophore.
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This leads to an alteredemissionspectrum, which is significantly narrowed.
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The lower section shows that theemissionspectrumof the donor dye must (partially) overlap with the absorption spectrum of the acceptor dye.
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The resulting spectrum is able to match theemissionspectrumof a protoplanetary nebula.
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Thus, there exists a good match between the flashboardemissionspectrumand the absorption proper ties of argon.
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Theemissionspectrumis much broader in the present case than in the low light intensities.
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Emitted light from this plasma amounts to an elementalemissionspectrumthat is collected and used to identify the composition of the target material1.
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Theemissionspectrumcharacteristics of some elements are plainly visible to the naked eye when these elements are heated.
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These definite characteristics allow elements to be identified by their atomicemissionspectrum.
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Due to its high sensitivity to the mobility and presence of solvent dipoles, changes in theemissionspectrumcan be calculated from the generalized polarization.
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An example is theemissionspectrumof nebulae.
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The collection would be equivalent to an array of semiconductors individually size tuned for optimal absorption at their bandgaps throughout the solar energyemissionspectrum.
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It glows blue with anemissionspectrumpeak wavelength at 430 nm, which makes it useful as a wavelength shifter.
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The principle of the atomicemissionspectrumexplains the varied colors in neon signs, as well as chemical flame test results (described below).
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Starlight can be understood to be composed of three main spectra types, "continuous spectrum", "emissionspectrum", and "absorption spectrum".
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This collection of different transitions, leading to different radiated wavelengths, make up anemissionspectrum.
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The fact that only certain colors appear in an element's atomicemissionspectrummeans that only certain frequencies of light are emitted.
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These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors.

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更新时间:2024/12/27 9:07:30