The phrase "a clear differentiation between" is correct and usable in written English.
It can be used when discussing the distinction or contrast between two or more items, concepts, or categories.
Example: "In her presentation, she emphasized a clear differentiation between the two marketing strategies to highlight their unique advantages."
Alternatives: "a distinct separation between" or "a noticeable contrast between".
"In the past our search for child pornography sites took place as part of our broader efforts to enforce our Internet pornography policy, and there was not always a clear differentiation between the two in our review and reporting".
"We believe that this would help the government by creating a clear differentiation between temporary and permanent migration, help universities whose international character is essential to their future success, and help the UK by contributing to economic growth".
Some clinicians and researchers may favor establishing a clear differentiation between these forms of RVO; others may prefer not to consider iRVO as a separate entity.
Secondly, modelling results show a clear differentiation between those from an undisturbed environment and those from a post-mining landscape, in which pig disturbance may enhance erosion.
Mathematical tools employed data sets of instrumental analyses to form a clear differentiation between binders and to assess changes caused by adoption of mineral additives in the mix designs.
The exclusion of women, the elevation of unison singing, and the exclusion of instruments served to establish a clear differentiation between musical performance in the synagogue and that of the street.
We attribute this result to the proximity of the expected pK a values of the individual gelators in the mixture, not allowing for a clear differentiation between them during titration.
What's needed is a clear differentiation between "streets" — which are primarily public space and engines for creating wealth — and "roads" — which are conduits to get people and goods from point A to point B as quickly as possible.
In the present paper these issues are discussed based on a clear differentiation between monetary optimization and the societal risk acceptance criterion, which enters the decision as a boundary condition.
By contrast, negative infant emotion pictures did not prompt an augmentation of the startle response, although both the subjective ratings and the mimic EMG activity indicated a clear differentiation between negative and positive infant pictures.
Using the optimised molecular beacon designs a clear differentiation between the targeted sequence (i.e. mutant) and potential interferent (i.e. wild type) was demonstrated, with a total required assay time of 20 min.
