The phrase "a brief span of" is correct and usable in written English.
It can be used to describe a short duration of time or a limited extent of something.
Example: "The project was completed in a brief span of just two weeks."
Alternatives: "a short period of" or "a limited duration of".
Clearly she has in a brief span of time learned to make the camera do her bidding.
"For a brief span of years," a narrator says of her daughter, "she will be perfect: old enough to capture men's lust, young enough to rouse women's sympathy".
She was probably best remembered for her conceptualist works: colour diptychs and triptychs depicting street photography, notably the whizzing by of vehicles in a brief span of time.
Although they fall within a brief span of seven years, these paintings present a consistent development in which Jan moved from the heavy, sculptural realism associated with Robert Campin to a more delicate, rather precious, pictorial style.
In a brief span of time, she would need to process her trauma; decide that making a report was in her best interest; and, perhaps, press criminal charges or find a lawyer.
Ridley, who centers the film on a brief span of Jimi Hendrix's career — the years of 1966 and '67, when Hendrix, not yet famous, went to London to make his name — picks up on disputed incidents to portray Hendrix in a sharply negative light.
It's simply that any brief span of time, probed in sufficient detail, will be found to contain plenty of them: the changing witness reports and reports about the weapons involved; the quote in the newspaper, purportedly from the school principal who had, in fact, been killed; the seemingly strange lack of records concerning the recent life of Adam Lanza.
Mr. Stark's "Ignatian Exercises" seemed intent on pressing a lot of ideas into a brief span; any few of them could have been rewardingly expanded.
It's a sort of "living theatre," a brief span in the life of the couple, but one in which the thread that binds them is pulled to a potential breaking point.
A mercifully brief span of attention is paid to critical questions: Whose turn to take out the garbage?
The group's researchers found that some countries that have aggressively pursued family planning programs have significantly changed their age structures in a relatively brief span of 25 years.
