"emerge upon" is correct and usable in written English.
It is used to describe the act of coming into view or appearing after a period of time or in certain circumstances. Example sentence: The sun began to emerge upon the horizon at dawn.
The complex kinetics and the associated fluctuations reflecting the structures of the binding energy landscape emerge upon temperature changes.
While the drivers of the national level change are complex, new opportunities can also emerge upon which enlightened states can act strategically.
We applied multichannel tfFACS to examine the cellular populations that emerge upon endoderm differentiation in hESCs.
Together, these findings lend support to the hypothesis that a minor strain component might be created upon cattle-to-human transmission of BSE agent and could emerge upon subsequent human-to human transmission.
Some BMC-specific differences emerge upon close inspection.
To our interest, evidence suggests that HIV-1 genetic diversity may influence the type and rate of resistance mutations that may eventually emerge upon drug exposure [ 3, 4].
But the slip in stature emerges upon closer inspection of the data.
I had not, like the wise Ulysses emerging upon the island of the Phoenicians, the resource of draping myself in foliage.
Turning east and north once again, the Isar emerges upon the Bavarian plain to flow northeast through Munich; it finally enters the Danube downstream from Regensburg.
Entering a 40-mile (65-km) gorge between the Krichauff and James ranges, the river emerges upon mudflats and sand flats to be joined by the Palmer and Hugh rivers.
But, now that several crises have emerged upon his watch, there will be questions about why little was done to prevent them in the first place.These questions are likely to be especially fierce, because each bail-out increases the odds that another one will be necessary.
