Razón española, Edizioni 21-26Fundación Balmes, 1983 |
Dall'interno del libro
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Pagina 32
p - region n - region positive . Positive holes are less mobile than free electrons ; thus , the conductivity of a p- type semiconductor is inherently less than that of an n - type . 2A - 2 SEMICONDUCTOR DIODES A diode is a nonlinear ...
p - region n - region positive . Positive holes are less mobile than free electrons ; thus , the conductivity of a p- type semiconductor is inherently less than that of an n - type . 2A - 2 SEMICONDUCTOR DIODES A diode is a nonlinear ...
Pagina 135
... region ( below 350 nm ) ; both of these substances are transparent in the visible region and up to about 3 μm in the infrared region as well . Silicate glasses can be employed in the region between 350 and 2000 nm . Plastic containers ...
... region ( below 350 nm ) ; both of these substances are transparent in the visible region and up to about 3 μm in the infrared region as well . Silicate glasses can be employed in the region between 350 and 2000 nm . Plastic containers ...
Pagina 346
The Triple - Bond Region Between 2700 and 1850 cm - 1 ( 3.7 to 5.4 μm ) . A limited number of groups absorb in this spectral region ; their presence is thus readily apparent . Triple - bond stretching results in a peak at 2250 to 2225 ...
The Triple - Bond Region Between 2700 and 1850 cm - 1 ( 3.7 to 5.4 μm ) . A limited number of groups absorb in this spectral region ; their presence is thus readily apparent . Triple - bond stretching results in a peak at 2250 to 2225 ...
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