The phrase "and emerge in a" is correct and usable in written English.
It can be used when describing a process of coming out or appearing in a particular state or condition.
Example: "After months of hard work, the team was able to innovate and emerge in a stronger position in the market."
Alternatives: "and appear in a" or "and surface in a".
Every few songs, he would duck into the clergy office and emerge in a different flamboyant robe.
Playing on our apprehension of the unknown, visitors take a flight of steps underground in order to enter the main building, and emerge in a tangle of tunnels.
This information is processed through gates in which the billiard balls either collide and emerge in a direction that is the result of the ballistics of the collision, or don t collide and emerge with the same velocities.
I cross the road and slip down a narrow passage, just wide enough for two (skinny) people, and emerge in a courtyard bright with sunny daffodils just beginning to open.
At Mars 2112, you take a "spaceship" on a jolting stationary ride accompanied by 1980s-quality grandics and emerge in a cavernous dining area straight out of the terrible 1950s sci-fi movie of your choice.
At one heart-stopping moment it came alive as the carved maidens of its ancient bas-reliefs seemed to melt from the walls and emerge, in a troupe of seven classical dancers, through the main portico.
Inmates being taken into a sound-proofed shipping container for interrogation, and emerging in a state of physical distress.
She disappeared into a bathroom and emerged in a black dress and Jimmy Choo pumps, stealing a glance at herself in the mirror.
After the show, Lane showered in his dressing room and emerged in a robe, walking into the inner room to dress.
After seven days' feeding, the caterpillar retreats into his cocoon and emerges in a splash of brilliant colour on the final page as... a beautiful butterfly.
