"overnight placement" is correct and usable in written English.
You can use it when you are referring to something that has been put in place suddenly or very quickly and will remain in place for at least one night. For example, "The government made an overnight placement of extra security around the public buildings."
She was sent back to the family homeless intake office in the Bronx, where for nearly a month she was bounced through different overnight placements.
Doug Suttles, its chief operating officer, reported that following the placement overnight of a containment "top hat" over the leak, oil was being siphoned into a ship at the rate of 1,000 barrels a day.
On a weeknight last month, the teacher called a reporter at 11 32 p.m. from the Bronx office and left a telephone message, describing her situation after 11 days of bouncing between overnight or short-lived shelter placements and the intake center, sometimes not getting a bed until after 3 a.m.
In past years, such surges would often leave the Emergency Assistance Unit overwhelmed, with families forced to sleep overnight on benches while they awaited placement in a shelter.
To simplify shipment and aid scheduling of subsequent procedures, COCs can be held overnight at room temperature (∼22 °C) before placement into maturation culture, with no detrimental effect on meiotic or developmental competence.
Tissues were embedded directly in an optimal cutting temperature compound without fixation or placement in 10% formalin overnight, and then embedded in paraffin and sectioned at 5 μm.
MCYSTs were extracted from the filter after placement in 100% methanol and stirring overnight at room temperature followed by centrifugation at 1,300×g for 15 min. This extraction procedure was repeated three times, and the three supernatants were pooled.
The song placement didn't make Youngs an overnight star, but it did provide a welcome boost to her fledgling music career, which she's been pursuing in earnest for about two years.
Cultures were grown overnight at 25° and assayed for phototaxis by placement in a covered box with a narrow slit at the bottom for illumination.
