The phrase "a study is made on" is correct and usable in written English.
It can be used when discussing research or analysis conducted on a specific topic or subject matter.
Example: "In this paper, a study is made on the effects of climate change on marine biodiversity."
Alternatives: "a study is conducted on" or "research is performed on".
In this paper a study is made on the generation and properties of the PRN codes from the navigational system viewpoint.
A study is made on the overestimation of net roof pressure if it is assumed to be the worst combination of peak pressures simultaneously occurring on both roof surfaces.
In this research, a study is made on occurrence characteristics of plasma bubbles with the GPS observations collected by the Hong Kong local GPS network for about 12 years.
Slender webs are proposed and a study is made on the material of this web and the performance of its local and global buckling and its correlation to the total ultimate load of the beam system.
Furthermore, a study is made of the influence on the calculation of particles in the flue gases.
A study is made of the effect of resistivity on a typical toroidal Alfvén eigenmode.
A finite element model is then formulated and a study is made of the effects of a lining on the acoustic response inside a partially lined rectangular enclosure.
A study was made on the structure, electro-oxidation and properties of fabricated Zn Al SnO2 TiO2 (Zn Al Sn Ti) thin films using electrodeposition technique from chloride bath.
A study was made on the effects of bicuculline, the classical γ-aminobutyric acid-A receptor antagonist, on heteromeric mouse muscle αβγδ, heteromeric neuronal rat α2β4 and α4β2 and homomeric human α7 nicotinic acetylcholine receptors (nAChRs), expressed in Xenopus oocytes.
To supplement the guidelines for depression, a study was made of the literature on co-morbidity, prognostic risk factors, and the work capacity of individuals with depression.
A study was made of the effect of cadmium concentration on the process of copper electrocrystallization from an ethylenediamine electrolyte on the (111) crystallographic plane of a copper single crystal.
