Razón española, Edizioni 21-26Fundación Balmes, 1983 |
Dall'interno del libro
Risultati 1-3 di 89
Pagina 178
... beam instruments is generally signifi- cantly larger than for their double - beam counterparts , thus leading to enhanced S / N ratios . In all spectrophotometers , light losses occur where the radiation interfaces with instrument ...
... beam instruments is generally signifi- cantly larger than for their double - beam counterparts , thus leading to enhanced S / N ratios . In all spectrophotometers , light losses occur where the radiation interfaces with instrument ...
Pagina 331
... beam into the monochromator . After dispersion by a prism or grating , the alternating beams fall on a detector and ... beam leaving the chopper to change simultaneously . If the two beams are identi- cal in power , the signal from the ...
... beam into the monochromator . After dispersion by a prism or grating , the alternating beams fall on a detector and ... beam leaving the chopper to change simultaneously . If the two beams are identi- cal in power , the signal from the ...
Pagina 388
... beam Extraordinary beam Optic axis Vector component in plane of page Monochromatic beam Anisotropic crystal Optic axis Vector component perpendicular to page Monochromatic beam ( a ) ( b ) optic axis . Here , the beam that is vibrating ...
... beam Extraordinary beam Optic axis Vector component in plane of page Monochromatic beam Anisotropic crystal Optic axis Vector component perpendicular to page Monochromatic beam ( a ) ( b ) optic axis . Here , the beam that is vibrating ...
Sommario
Contents | 1 |
Elementary Electronics | 30 |
Microcomputers and Microprocessors in Chemical Instrumentation | 80 |
Copyright | |
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absorbance absorption acid amplifier Anal analysis analyte analytical signal anode applications atoms beam Beer's law Calculate cathode cell Chem chemical chromatography circuit column components compounds concentration constant containing coulometric curve detector determination device dispersion effect elec electrical electrode elements emission employed energy Equation example excited filter flame fluorescence frequency function hydrogen infrared input instruments ionization iron(II liquid magnetic mass mass spectrometer measurements membrane ment methods mobile phase molar absorptivities molecular molecules monochromator obtained operational amplifier optical output oxidation particles peak photomultiplier plate polarized polarography potential prism protons pulse quantitative radiation Raman range reaction reagent refractive refractive index region relative rotation sample sensitivity shown in Figure signal slit solution solvent species spectra spectrometer spectrophotometer spectroscopy spectrum standard deviation stationary phase surface temperature tion titration trode tube typical ultraviolet V₁ vibrational voltage wave wavelength X-ray