Principles of Instrumental AnalysisSaunders College Pub., 1998 - 849 pagine This text is written for a course that deals with the principles and applications of modern analytical instruments. Emphasis is placed upon the theoretical basis of each type of instrument, its optimal area of application, its sensitivity, its precision, and its limitations. The text also introduces students to elementary integrated circuitry, microprocessors and computers, and treatment of analytical data. |
Dall'interno del libro
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Pagina 136
... vibrational level in Figure 6-20 . The energy difference between the rota- tional energy levels is small relative to the energy dif- ference between vibrational levels . Transitions between a ground and an excited rotational state is ...
... vibrational level in Figure 6-20 . The energy difference between the rota- tional energy levels is small relative to the energy dif- ference between vibrational levels . Transitions between a ground and an excited rotational state is ...
Pagina 385
... vibrational frequency and A is the maximum amplitude of the motion . The second de- rivative of Equation 16-5 is d2y dt2 = -4 2A cos 2πvmt ( 16-6 ) Substitution of Equations 16-5 and 16-6 into Equation 16-4 gives A cos 2πvmt = 4 π2v2m ...
... vibrational frequency and A is the maximum amplitude of the motion . The second de- rivative of Equation 16-5 is d2y dt2 = -4 2A cos 2πvmt ( 16-6 ) Substitution of Equations 16-5 and 16-6 into Equation 16-4 gives A cos 2πvmt = 4 π2v2m ...
Pagina 433
... vibrational state . In contrast , scattering involves a momentary distortion of the electrons distributed around a bond in a molecule , followed by reemission of the radiation as the bond returns to its normal state . In its distorted ...
... vibrational state . In contrast , scattering involves a momentary distortion of the electrons distributed around a bond in a molecule , followed by reemission of the radiation as the bond returns to its normal state . In its distorted ...
Sommario
Contents CHAPTER 1 Introduction | 1 |
1D Selecting an Analytical Method | 11 |
1F Questions and Problems | 18 |
Copyright | |
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Parole e frasi comuni
absorbance absorption acid amplifier Anal analysis analyte anode applications atomic band beam Beer's law Calculate capillary carbon cathode cell Chem chemical chro chromatography circuit column components compounds concentration constant coulometric curve detection detector determination device difference elec electrical elements emission energy Equation example excited filter flow fluorescence Fourier transform frequency function gas chromatography hydrogen infrared input instruments ionization ions iron(III laser lines liquid magnetic mass spectrometry measurements metal methods mobile phase molecular molecules monochromator operational amplifier optical output oxidation peak photomultiplier plasma polarization polarography protons pulse quantitative radiation Raman Raman spectroscopy range ratio reaction reagent region relative sample scan Section shown in Figure signal slit solution solvent species spectra spectrometer spectrophotometers spectroscopy spectrum standard deviation supercritical fluid surface technique temperature thermal tion titration transducer tube typical ultraviolet vibrational voltage wavelength wavenumber Wiley X-ray