Sentence examples for electron groups from inspiring English sources

The results show that the introduction of both the donating and accepting electron groups causes various grade redshifts of the fluorescence characteristic emission peak of the title Schiff bases to occur.The fluorescence quantum yields of the title Schiff bases with the donating group are increased, and the highest fluorescence quantum yield is up to 0.703.

The electron group velocity is fully reversed upon reflection, causing electrons to be retro-reflected.

Superlattice with few periods has high electron group velocity, less relaxation effect and less collection efficiency.

The concept of constant energy band contours will be useful in the qualitative understanding of the electron reflection trajectory, since it is directly related to the electron group velocity.

where v denotes the eigenvalues of Equation 39 which yields all required electron group velocities for each propagating state.

Presence of methyl group (electron donating group) at position 4 of the phenyl ring in compound 7b increase its activity more than compound 7a.

In this work the role of the electron withdrawing groups, electron donating groups and extended conjugation, have been extensively studied vis-à-vis the NLO properties.

The effect of bridge, electron activating groups and electron deactivating groups has been studied.

We have synthesized new, biologically active mono- and di-substituted 2,3,3a,4,5,6-hexahydrocyclopenta[c]pyrazole derivatives bearing electron withdrawing groups and electron donating groups.

As illustrated in Table 2, aromatic aldehyde with both electron withdrawing groups and electron donating groups react well to give the products in good to excellent yields.

Electron-withdrawing groups or electron-donating groups on the aryl gave products in good yield but lower enantioselectivity than 2a.