Results 261 to 270 of about 103,827 (310)
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1972
Investigation into many branches of chemistry and physics reUes extensively on the analysis of absorption spectra in the ultraviolet region (200 to 400 μm). The analysis of the ultraviolet (UV) spectrum depends explicitly on the needs of the investigator.
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Investigation into many branches of chemistry and physics reUes extensively on the analysis of absorption spectra in the ultraviolet region (200 to 400 μm). The analysis of the ultraviolet (UV) spectrum depends explicitly on the needs of the investigator.
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Ultraviolet-visible spectroscopy
1996This chapter tells the history of the arrival of ultraviolet (UV) spectroscopic analysis during the 1930s, which was an important milestone in analytical chemistry. It demonstrated the advantages of non-destructive analysis. The chapter discusses the benefits brought by this development, such as vast savings in time, and the ability to work with much ...
Laurence M. Harwood +1 more
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Far-Ultraviolet Spectroscopy and Deep-Ultraviolet Spectroscopy: Industrial Applications
2015FUV or DUV absorption spectrum has very strong absorptivity with a steep absorption edge. Since the spectral changes in the intensity, position, and bandwidth of the band are observed sensitively even at the portion of the tail band, these spectra can be applied for a powerful method in industrial analytical applications.
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Spectroscopy in the Vacuum Ultraviolet
1966Publisher Summary This chapter focuses on the recent results and interpretations from vacuum ultraviolet spectroscopy that are of fundamental interest to atomic and molecular physics, or have relevance to collisional or radiative transfer processes in laboratory or astrophysical plasmas.
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2019
The discussion of Ultraviolet (UV) spectra is based on the characteristic absorption arising from the transition of different types of electrons in organic molecules. Mainly, there are three types of electrons s, p, and p electrons that are commonly encountered in organic molecules.
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The discussion of Ultraviolet (UV) spectra is based on the characteristic absorption arising from the transition of different types of electrons in organic molecules. Mainly, there are three types of electrons s, p, and p electrons that are commonly encountered in organic molecules.
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Ultraviolet photoelectron spectroscopy
Nature, 1977Principles of Ultraviolet Photoelectron Spectroscopy. By J. Wayne Rabalais. Pp. xv + 454. (Wiley Interscience: New York and London, 1977.) $36; £22.50.
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Ultraviolet Photoelectron Spectroscopy
2018UPS is a photoelectron spectroscopy technique using photons in the ultraviolet region (typically from 10 to 150 eV) as an excitation source. The technique is used to study valence electronic structures of solid surfaces, molecular orbital energies of adsorbed species and work functions of the surfaces and their changes induced by the adsorption of ...
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Ultraviolet and Visible Spectroscopy
2001The article contains sections titled: 1. Introduction 1.1. Comparison with Other Spectroscopic Methods 1.2. Development and Uses 2. Theoretical Principles 2.1. Electronic States and Orbitals 2.2. Interaction Between Radiation and Matter 2.2.1. Dispersion 2.2.2. Absorption 2.2.3. Scattering 2.2.4. Reflection 2.2.5.
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