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Figure 2. Turbo FT Laser Lineshape
Figure 2. Turbo FT Laser Lineshape

... Designs & Prototypes has been developing both very small and very high speed Fourier Transform Spectrometers since 1985. There are two basic designs used in our instruments, each one ruggedized for use outside in the environment. One is a linear scan device, the Micro FT, which is optimized for opti ...
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... divided by the elapsed time. Since the reaction is zero order in I, and since both acetone and H+ ion are present in great excess, the rate is constant throughout the reaction and the concentrations of both acetone and H+ remain essentially at their initial values in the reaction mixture. Having fou ...
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... The contents of the standard attempt to serve several purposes and are addressed to several audiences. A signi cant amount of background material is included which is intended to help individuals previously unfamiliar with the measurement or interpretation of noise power spectra, including a glossar ...
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... our group recently demonstrated a new type of source which relies instead on parametric processes in optical fibers utilizing the χ (3) , or Kerr nonlinearity [4, 5, 6, 7]. In the experiments conducted by Fiorentino et al. [5] and Li et al. [6, 7], a commercially available dispersionshifted fiber wa ...
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... and mesopores have been synthesized by delaminating the layered zeolite precursors MCM-22 and ferrierite [14]. However, none of these techniques yields a regular distribution of mesopores, let alone an ideal channel system of mesopores structurally connected with the regular micropores of the zeolit ...
Aalborg Universitet Near-field electrospinning of dielectric-loaded surface plasmon polariton waveguides
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Ultraviolet–visible spectroscopy



Ultraviolet–visible spectroscopy or ultraviolet-visible spectrophotometry (UV-Vis or UV/Vis) refers to absorption spectroscopy or reflectance spectroscopy in the ultraviolet-visible spectral region. This means it uses light in the visible and adjacent (near-UV and near-infrared [NIR]) ranges. The absorption or reflectance in the visible range directly affects the perceived color of the chemicals involved. In this region of the electromagnetic spectrum, molecules undergo electronic transitions. This technique is complementary to fluorescence spectroscopy, in that fluorescence deals with transitions from the excited state to the ground state, while absorption measures transitions from the ground state to the excited state.
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