The phrase "appearance of a second" is correct and usable in written English.
It can be used in contexts discussing time, perception, or the occurrence of an event that lasts a brief moment.
Example: "In the appearance of a second, the car sped past us, leaving us in awe."
Alternatives: "momentary glimpse" or "brief instance".
The appearance of a second component during AP trains suggests two kinetic processes in series.
A follow-up plan to check for a recurrence or the appearance of a second cancer.
The aftershaft has the appearance of a second, smaller feather, growing from the base of the first.
A one-to-one internal resonance is always present for a complete circular cylindrical shell, giving rise to pitchfork bifurcations of the nonlinear response with appearance of a second branch with travelling wave response and quasi-periodic vibrations.
The complex Cu-citrate species which originate the voltammetric curves are determined and the existence of a binuclear complex accounting for the appearance of a second wave in the voltammograms is confirmed.
In particular, it is possible to see a clear change of the reaction mechanism, identified through the simultaneous appearance of a second redox peak and decrease of the main redox peak upon cycling.
With a patch above his right eye covering a gash from a recent on-court collision and giving him the appearance of a second-story man, he scored another triple-double.
Like those other works, "Mockingbird" has created its own inviolable space; the sudden appearance of a second-rate work from Lee would hardly discredit the book that made her famous in the first place.
In December, the United States and China brushed aside the E.U.'s soft power approach at the world climate conference in Copenhagen, leaving Europe with the appearance of a second-tier player on a matter where it achingly wanted to shine.
