Sentence examples for band is weak at from inspiring English sources
This band is weak at first, but further, its intensity strongly increases with time (Fig. 7).
The absorption band is weak at 742 cm−1, and disappearance of a peak at 3037 cm−1 suggests that N H stretching is absent.
At 50 at.% the hybrid band dominates together with the N2s-peak whereas the 3d band is very weak.
Interestingly, the second, very weak, band is centered at exactly the half frequency compared to the first band (770 and 385 nm, respectively) and it can be assigned to the in-plane dipole resonance of the silver nanoparticles [7].
On the spectra for those insoluble fractions at pH 5 and pH 7, a weak band is present at 684 cm−1 which could be attributed to Fe-O stretching, while the other bands typical of Fe vibrations could be overlapped or dwarfed by the strong absorption of silicates.
In addition, a very weak D′ band is present at ca. 1,600 cm−1 as a shoulder of the G band, which has stemmed from the dangling band of disorder graphite.
Besides, a weak D band is detected at approximately 1,350 cm−1 and is connected to transverse optical phonons near the K point which require defects or lattice disorder (e.g., non-sp2 composition) for their activation via an inter-valley double-resonance Raman process [24].
Adebola has a chance to head at goal but it is weak, weak, weak.
Here, spectral band is nonsymmetrical; a weak emission appeared at higher energy spectral range can be associated with the excitonic state of CdSeS NCs, as denoted by arrows in Figure2.
The band at 690 cm−1 was weak indicating that the Co3O4 and CoAl2O4 phases were not well developed.
