The phrase "a useful application of" is correct and usable in written English.
You can use it when discussing how something can be effectively utilized in a practical context or situation.
Example: "The software demonstrates a useful application of machine learning in predicting customer behavior."
Alternatives: "a practical use of" or "an effective implementation of".
A useful application of a metadata relational table is in the identification of curves used to calibrate radiocarbon ages for variations in atmospheric carbon through time.
This is a useful application of what social psychologists call attribution theory.
Influencing students to improve their study behaviour would be a useful application of this technology.
The following subsection describes the SOS Allocation model, followed by a subsection to demonstrate a useful application of this model; a case study on port development.
A useful application of the analysis is to identify functional modules of signal transduction pathways in which a network of protein-protein interactions mediate the signals (Barabasi et al. [2011]; Pawson and Nash [2000]).
Interviewees expect the most promising processing route to be a useful application of biogenic waste streams, i.e. where biogas provides the energy for the process and some extra, and components in the effluent are extracted, concentrated or purified.
We also present preliminary data from an animal model of tissue ischemia and hypoxia that provide evidence of a potentially useful application of fluorescence quenching as a monitor of tissue integrity.
This is a useful application, which handles all of your email accounts by streaming them together into a single program.
This suggests a promising useful application of the electrochemical reduction of ITO.
Carbon emissions aside, what is potentially a more useful application of forest fragmentation analysis is the impacts of increased forest degradation on habitats.
A particularly useful application of stable isotopes is to estimate source contributions to the animal diets by methods of mixing models [19] [20].
