The phrase "are thought to create" is correct and usable in written English.
It can be used when discussing beliefs or assumptions about the effects or outcomes of certain actions or phenomena.
Example: "These chemicals are thought to create harmful effects on the environment."
Alternatives: "are believed to produce" or "are considered to generate".
Arena stages are thought to create a strong sense of community among the audience members and an easy flow of energy between the audience and the actors.
As they streak through the atmosphere, the rays are thought to create a pathway that allows the electrical charge built up in storm clouds to reach the ground.
Just as a government revenue budget should not be interpreted as net costs because the revenue makes beneficial spending possible, Mr. Batkins's regulatory costs should not be interpreted as net costs because the regulations are thought to create benefits, too.
Even 2-year winter-precipitation droughts are thought to create severe drought conditions (Favre and Kamal 2004), a feature that underscores the vulnerability of this region to water insecurity.
The astronomers, who published their results in The Astrophysical Journal, hope such observations will help them understand supernovae, which are important because the blasts are thought to create heavy elements such as silver, nickel, and copper.
Scientists are keen to know just where the cutoff point is, not least because supernova explosions are thought to create most of the universe's heavy elements--the building blocks of dust, planets, and people.
Such incivilities were thought to create an environment in which serious crime could flourish.
Habitat fragmentation is thought to create a barrier to individual movements particularly for area-sensitive species which, by definition, prefer to breed in large tracts of forest.
It is thought to create scarring, which impedes the electrical signals, reducing the effectiveness of the treatment over time.
The alignment and distribution is thought to create more junctions between nanotubes that resulted into the formation of more conducting channels in the polymer matrix parallel to blading direction.
The extreme cold of Antarctica is thought to create a "feedback" effect that amplifies ozone depletion, by creating clouds that cause more ozone to be eaten up.
