The phrase "under the impression of" is correct and can be used in written English.
You can use it when you have been influenced by a certain feeling or belief, and use it to explain your current actions. For example: I was under the impression of excitement, so I accepted the job right away.
Specifically under the impression of the unspeakable horrors that I witnessed, I immediately requested a transfer to a different post," he wrote.
Realizing that teachers' personal style is under the impression of a range of systems, we can institute a fruitful major change in educational system.
Orbital CT showed irregular posterior contour of the right eye and surgical exploration was suggested under the impression of highly suspected eye ball rupture.
Emergency exploratory surgery was performed under the impression of peritonitis, and the surgery revealed a large amount of dirty fluid throughout the abdominal cavity.
Similarly, participant 2 was under the impression of unpleasant background from which she was drawn for her unfriendly strict teacher who had established controlling parent style.
Under the impression of extensive damage and loss suffered following yet another massive flood in Europe, we discuss the recent uses, benefits of, and challenges to the resilience and vulnerability concepts for disaster risk management.
Many of the show's paintings give the impression of under- or overexposed and poorly focused photographs.
When Richard Viguerie, the conservative strategist, pioneered the use of direct mail to raise money in the 1970s, he quickly came under attack for creating "the impression of a mass uprising when there were organizers behind it," said Julian Zelizer, a historian at Princeton University.
This study might support the impression of severe under-treatment of anaphylactic children in the use of adrenaline and prescription of incomplete equipped emergency sets.
(Jacobi, 1792: 156ff) Allwill thus moves in his social circle as an insubstantial being, one who appears now under one form, now under another, all the time giving the impression of an inner core that he in fact does not possess.
Years of Spanish isolation, neglect under Franco, then institutional incompetence, compounded the impression of narcolepsy.
