The phrase "assiduous students" is correct and usable in written English.
It can be used to describe students who are diligent, hardworking, and persistent in their studies.
Example: "The assiduous students in the class consistently achieved high grades due to their dedication and effort."
Alternatives: "diligent students" or "hardworking students".
Rumour suggests that he has not been a very assiduous student.
She became such an assiduous student that some colleagues from the former East found it unsettling.
He witnessed the extraordinary range of Raphael's skills, as designer, painter and assiduous student of the antique.
David called another friend, a documentary filmmaker named Robert Weide, an assiduous student of comedy history who had made documentaries about the Marx Brothers, Lenny Bruce, and Mort Sahl.
His logic didn't quite amount to a flat-earth philosophy, but it did imply that he hadn't been an assiduous student of geography.
He has a fascination with newspapers – he is probably better than anyone in Tory circles at knowing how to pitch a story – and he is a very assiduous student of other parties".
The hilarious drawings and collages he showed here in 1999 revealed this veteran California subversive to be an expert and zany cartoonist, a funny and engaging writer and a perversely assiduous student of popular religions.
Mary became an assiduous student of theatre politics, of plays, of styles of production, and of the sometimes bizarre and often self-indulgent behaviour of the people who made up the world she had joined.
Aides to Mr. Obama insist that the president, an assiduous student of history, is not dwelling on any comparisons that might be made between him and Dr. King, in large part because he sees it as foolish to try to match him.
We were told that Lebedev was an assiduous student of Shakespeare, that in London he lives in a house once occupied by Lord Byron, that he "fell in love" with Britain during his KGB days and that he is "not interested in making money".
