The phrase "are employed to devise" is correct and usable in written English.
It can be used when discussing methods or tools that are utilized for the purpose of creating or planning something.
Example: "Various strategies are employed to devise effective marketing campaigns that resonate with the target audience."
Alternatives: "are used to create" or "are utilized to formulate".
In this work full-quantum simulations have been employed to devise and optimize both impurity-doped (ID) and electrostatically-doped (ED) superlattice FETs (SL-FETs).
Consequently, the TeTraKron framework can also be employed to devise real-valued tensor-based subspace tracking schemes.
Although the SMM has been employed to devise commonly used statistics for estimating genetic divergence (S latkin 1995) and effective population size (W ehrhahn 1975), the model has some drawbacks.
This is indeed the case for texture image, where classes of images sharing the same structure can be easily found, and the GBT may be effectively employed to devise a sparsifying basis for CS acquisition.
Sequences containing deviant instruments were excluded from further analysis (because they were only employed to devise a task for the subjects, see also above).
In the second step, a quantitative scoring protocol devised by Novak & Gowin [ 30] was employed to investigate the students' concept maps.
To that end he devised a syllabus that promoted his own descriptive geometry, which was useful in the design of forts, gun emplacements, and machines and which was employed to great effect in the Napoleonic survey of Egyptian historical sites.
Outer multi-cellular precoding is employed in [10] to devise a method used to eliminate pilot contamination in massive MIMO systems.
A new numerical technique was devised to avoid the iteration procedures, which had to be employed due to the existence of frictional forces.
As for the hypothesis of model correctness, a pseudo least squares approach is employed as an aid to devising suitable testing procedures.
