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1. With the method of differential optical absorption spectroscopy (DOAS), aerosol along the light path is monitored and its size distribution is measured with double optical path method.

2. Optical absorption spectroscopy and X-ray absorption fine structure technique were used to study the formation mechanism of Cu nanoparticles and local structures of copper atoms in silicate glass.

3. Electron spin resonance (ESR) spectra and optical absorption spectra in the visible region are determined.

4. By using UV photoelectron spectroscopy and optical absorption measurements, the researchers determined the energy of the lowest excited electronic states in the nanocrystals.

5. The optical absorption of RAP KCl measured by a 10.6μ m laser calorimeter, is ? ? _ ( 10.6μ m ) ≈4.2×10~ ( - 4 ) cm ~ ( - 1 ).

6. Such as optical absorption does not swallow or swallow less,[sentencedict.com] indicating insufficient milk.

7. Differential optical absorption spectroscopy (DOAS) has become a widely used method to measure trace gases in the atmosphere.

8. Differential optical absorption spectroscopy has become a widely used method to measure trace gases in the atmosphere.

9. A blue - shift of the optical absorption edge was observed from the UV - Vis transmission spectra.

10. The transition phases from incomplete sulfuration decrease optical absorption coefficient.

11. We measured the optical absorption, resistivity, film stress, hardness and cohesive force.

12. Optical absorption spectra and positron annihilation radiation Doppler broadening were measured at room temperature.

13. The visible optical absorption of the film increases with increasing annealing time,(sentencedict.com) coating-annealing time and concentration of the starting solution.

14. Using an excitonic basis , we take the density matrix theory to investigate the intraband dynamics process and optical absorption spectrum of semiconductor superlattice in Terahertz fields.

15. A new kind of generator rotor temperature measuring system is designed based on optical absorption behavior of GaAs semiconductor.

16. The finite differential method based on the rigorous electromagnetic theory is used to calculate the optical absorption and reflectance on corrugated surfaces with arbitrary function profiles.

17. Phantom experimental results can reflect the distribution of the optical absorption correctly.

18. In order to overcome the overlapped absorption structures in differential optical absorption spectroscopy(DOAS), a method of spectrum correction based on Kalman filtering is developed.

19. The band of charge transfer transition is detected in optical absorption spectra when molecules are adsorbed on silver surface in silver sol and silver mirror.

20. However, its relatively low purity attributed to its deposition methods, results in the higher optical absorption.

21. Comparing with general bulk - oxide powders, nano - powders of oxide - materials exhibit blue and red shift optical absorption spectra.