The phrase "appearance of a weak" is not correct in standard written English.
It seems to be an incomplete or incorrect expression, possibly intended to convey a different meaning.
Example: "The appearance of a weak argument can undermine the overall credibility of the presentation."
Alternatives: "look of a weak" or "seeming of a weak".
The substitution caused the appearance of a weak ferromagnetic moment.
Another peculiar feature of verdigris containing paint films was the appearance of a weak anodic signal at ca. −0.45 V (A2).
Appearance of a weak peak at 492 cm−1 was assigned to the vibrations of In–O bonds and characteristic of cubic In2O3 phase [28].
The decrease of sulfate concentration and appearance of a weak shoulder at about 13 ppm in the 27Al MAS NMR spectra of sample at 60 d indicated that ettringite formation was responsible for slight expansion after steam curing.
Besides, the formation of a c-Si phase is also consistent with the appearance of a weak peak at 300 cm−1 that is attributed to the second order of the transverse acoustic (2TA) phonon mode in the thin films containing a high Si content (n = 2.89 and 2.98).
If nurses had interpreted the appearance of a weak, faint test line as positive, this could have resulted in reduced test specificity.
In addition, it recognizes the appearance of an weak mTP.
Yes, but the hyper-phosphorylation of bZIP63 under extended night (called "starvation", though it was 9 days of dark treatment) caused the appearance of only a weak band marked by asterisks on the images of Phos-tag gels, which represents the only evidence supporting this statement.
When cells were incubated with only CH11, the appearance of a very weak 89 kDa band indicated that anti-Fas induced PARP cleavage in SK-RC-44 cells after 24 h.
If anything, the region's leaders have reacted against the rise of Iranian power by becoming more repressive, while the appearance of a stronger Iran and a weaker United States can only embolden Al Qaeda and its allies.
The desilication may also lead to alterations of the aluminum environment, seen as a reduction in the concentration of strong Brønsted sites and the appearance of a second family of weaker sites.
