The phrase "after another half" is correct and usable in written English.
It can be used when referring to a time period or quantity that follows an additional half of something, often in contexts like time, measurements, or portions.
Example: "We waited for another half an hour before the meeting started."
Alternatives: "after an additional half" or "following another half".
After another half hour, we heard the crack of gunshots from across the hill.
After another half a century, the imprint of courtly love has almost entirely faded, its rules and regulations remaining faintly visible only in the popular notion that there is, in every relationship, one who loves and one who is loved.
'Some manatees grow as large as 13 feet and weigh up to 3,000lb, so that's a heck of a lot of vegetation they have to consume.' After another half an hour we were beginning to lose faith.
And after another half an hour, the crowd of protesters had more than doubled, packing the square as ever more demonstrators marched in from all directions, chanting for the end of military rule and the ouster of the Supreme Council of the Armed Forces, or SCAF "Say it and don't be scared: SCAF has to go!" they declared.
Finally, after another half kilometre, I was rewarded.
To make a long story short, after another half hour of sheer agony, they just wanted to check on a cigarette lighter.
After another half-hour of coordination, the second boat approaches, and the maneuver works.
Finally, after another half-hour, Chrebet emerged, his shoulder still stiff but his spirits pretty high.
After another half-inning, Piazza was taken by a golf cart to the clubhouse in left field.
After another half-hour of standing-around-while-being-Kennedys, it was time for the candidate to head to the next campaign event in the neighboring town of Attleboro.
After another half-hour of fruitless casting with my popper, I switched to a large, in-line spinner that would have been perfect for northern pike fishing some 4,000 miles due north.
