Razón española, Edizioni 21-26Fundación Balmes, 1983 |
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Pagina 267
... Cathode Lamps . The most common source for atomic absorption measurements is the hollow cathode lamp , which consists of a tungsten anode and a cylindrical cathode sealed in a glass tube that is filled with neon or argon at a pressure ...
... Cathode Lamps . The most common source for atomic absorption measurements is the hollow cathode lamp , which consists of a tungsten anode and a cylindrical cathode sealed in a glass tube that is filled with neon or argon at a pressure ...
Pagina 648
... cathode potential ; codeposition of hy- drogen ( or other reducible species ) then takes place . The cathode potential ulti- mately becomes stabilized at a level fixed by the standard potential and the overvoltage for the new electrode ...
... cathode potential ; codeposition of hy- drogen ( or other reducible species ) then takes place . The cathode potential ulti- mately becomes stabilized at a level fixed by the standard potential and the overvoltage for the new electrode ...
Pagina 649
... cathode , if unchecked , will prevent all but the crudest of separations . The change in cathode potential is governed by the de- crease in IR drop ( Figure 21 - lb ) . Thus , where relatively large currents are em- ployed at the outset ...
... cathode , if unchecked , will prevent all but the crudest of separations . The change in cathode potential is governed by the de- crease in IR drop ( Figure 21 - lb ) . Thus , where relatively large currents are em- ployed at the outset ...
Sommario
Contents | 1 |
Elementary Electronics | 30 |
Microcomputers and Microprocessors in Chemical Instrumentation | 80 |
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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