The phrase "a proper control of" is correct and usable in written English.
It can be used when discussing the management or regulation of something in a suitable or appropriate manner.
Example: "To ensure safety, we need to establish a proper control of the chemical substances used in the laboratory."
Alternatives: "an appropriate management of" or "a suitable regulation of".
With a proper control of the glass surface, stable delamination growth from a single channel crack occurs.
By a proper control of processing parameters such as the composition of starting solution, the morphology of nanopowders can be effectively controlled in this method [12 14].
In order to avoid distortions by a proper control of the bonding process, a thorough understanding of the development of distortions is necessary.
With a proper control of the structural parameters, optimized performances such as large reversible contraction, good elasticity and mechanical robustness were demonstrated for this type of LCEs.
Remarkably, an excellent stability in ambient exposure for 60 days has been achieved by a proper control of the CsBr cation incorporation and interface passivation.
Hydroxyapatite powders characteristics need to be determined both for quality control purposes and for a proper control of microstructural features of bone reconstruction products.
Paul Peters, president of OASPA (Open Access Scholarly Publishers Association), three of whose 57 open access publisher members accepted the bogus paper, said the hoax was a "missed opportunity to do a more scientific study with a proper control group of subscription-based journals as well as more random sampling of open access journals that were chosen".
Select a proper control group of animals.
Results shows that with a proper control: self-consumption of the building could be improved by almost 40%, the annual import bills could be reduced by 20% and hours of peak exchanges with the grid could be reduced by 30%.
However, causality could not be determined with the current analysis, given the lack of a proper control group and the limitations of cross-sectional data.
Randomized trials (RCT) are very difficult in this context for ethical and organizational reasons [ 15], and, observational studies have important limits due to the identification of a proper control population and to the type of intervention to be evaluated.
