The phrase "being deemed" is correct and usable in written English.
You can use it when you want to express that something is being judged. Example: Those who violated the regulations were being deemed guilty by the court.
Therefore, nanometer structural components are being deemed as promising biomaterials.
"It's only just moved from being deemed as experimental technology to mainstream technology.
They can now, for instance, appoint more directors without this being deemed to constitute control.
The public wonders whether it should feel insulted, honored, or lustily liberated at being deemed ungovernable.
But high performers did lift their performance significantly after being deemed a top performer.
People also fear being deemed a "rata," or rat, he said.
Failure to do so could mean Greece being deemed in default.
More perilous for Poland is the risk of being deemed unserious.
Being deemed worthless may be a blow to the unit's ego.
5. Brompton Road Brompton Road was closed after being deemed uneconomical in 1934.
It was this disparity that led to the allegation being deemed unproven.
