The charge transfer complexes (CTC) formed from N-substituted phenothiazines with 2,3-dichloro-5,6-dicyanobenzoquione (DDQ ) in 1,2-dichloroethane were studied spectrophotometrically. The CT spectra, ionization potent...The charge transfer complexes (CTC) formed from N-substituted phenothiazines with 2,3-dichloro-5,6-dicyanobenzoquione (DDQ ) in 1,2-dichloroethane were studied spectrophotometrically. The CT spectra, ionization potentials of donor and the thermodynamic data (K, △H,△S) of CTC were determined. The results show that the charge donation of N-substituted phenothiazines is fairly strong and depends on the polarity of the substituent.展开更多
The value of the second-order harmonic generation for the powder of 10-alkylacridones, synthesized by using acridone, was measured by using Nd: YAG as a laser source and the results show that these compounds have a go...The value of the second-order harmonic generation for the powder of 10-alkylacridones, synthesized by using acridone, was measured by using Nd: YAG as a laser source and the results show that these compounds have a good nonlinear optical property and the differences of the volume and electron property for the different substitutents on 10-position have a little effect on their values of second-order harmonic generation(SHG).展开更多
文摘The charge transfer complexes (CTC) formed from N-substituted phenothiazines with 2,3-dichloro-5,6-dicyanobenzoquione (DDQ ) in 1,2-dichloroethane were studied spectrophotometrically. The CT spectra, ionization potentials of donor and the thermodynamic data (K, △H,△S) of CTC were determined. The results show that the charge donation of N-substituted phenothiazines is fairly strong and depends on the polarity of the substituent.
文摘The value of the second-order harmonic generation for the powder of 10-alkylacridones, synthesized by using acridone, was measured by using Nd: YAG as a laser source and the results show that these compounds have a good nonlinear optical property and the differences of the volume and electron property for the different substitutents on 10-position have a little effect on their values of second-order harmonic generation(SHG).