The phrase "a promising idea of" is correct and usable in written English.
It can be used when discussing a concept or notion that shows potential or is likely to succeed.
Example: "The researchers presented a promising idea of using renewable energy sources to power urban areas."
Alternatives: "a hopeful concept of" or "an encouraging notion of".
Last week, though, a bipartisan group of senators came up with a promising idea to get some of these projects started, and very possibly put thousands of people back to work by doing so.
Giving funding directly to disabled people, rather than service providers, is a promising idea for a number of reasons: it stimulates competition in the sector, hopefully bringing pressure to bear on sluggish bureaucratic service providers; it allows users to circumvent a slow chain of referrals to get to the provider they want.
It seems that the use of nanotubes, nanoshells, and mesoporous nanoparticles (such as silica mesoporous nanoparticle) is a promising idea for gene delivery because of their hollow and porous structures and facile surface fictionalization as well [62].
The emerging leaders and rising entrepreneurs on whom I place my bets have one thing in common besides a promising idea: a lot of charisma.
When a promising idea grabs hold of you, hang on to it and see if you can turn it into a story, or at least the beginning of a story.
He did have an M.B.A. from Carnegie Mellon, $1 million from software he'd designed for H.J. Heinz Co. and Northwestern Mutual Life, a promising idea and plenty of moxie.
This article presents a highly promising idea of using a multimodal control unit for FES to treat tremor during movement.
This was a fun, frantic match, one that pointed in its own rather madcap way towards something new: if not quite a bold new frontier, then a quietly promising idea of what Southgate's England may strive to become.
Admiral Mullen offered a promising idea: mandatory early screening of all soldiers to ease any stigma.
The Advanced Research Projects Agency for Energy gives focused three-year grants to researchers and companies to quickly demonstrate, at a relatively small scale, whether a promising idea has a chance of commercial success.
