The phrase "has been engaged in research" is correct and usable in written English. It can be used when someone or something has been actively spending time researching a particular topic or subject. For example: "He has been engaged in research on the effects of climate change for the past five years.".
Japan has been engaged in research on missile defenses, and the North Korean crisis has fueled political debate in Tokyo about joining in the American-led program.
The group has been engaged in research into modelling and control in biomedicine for many years.
He has been engaged in research and teaching at the University level for more than 40 years.
Since 2007 we have been engaged in research work centered on thyroid function and thyroid disease.
I'm still a little star!" Piketty has been engaged in his research for 15 years.
There, he has been engaged in developmental research of Cloud computing platform, Peer-to-Peer computing, Service Delivery Platform.
Failure criteria for composites are the biggest single topic toward which the composites community has been engaged in extensive research initiatives and activities.
Thanks to Ludwig my first paper got accepted! The editor wrote me that my manuscript was well-written
Listya Utami K.
PhD Student in Biology, Bandung Institute of Technology, Indonesia