The phrase "a vast array of studies" is correct and usable in written English.
It can be used when referring to a large and diverse collection of research or academic studies on a particular topic.
Example: "The report presents a vast array of studies that highlight the impact of climate change on biodiversity."
Alternatives: "a wide range of studies" or "a large collection of studies".
A vast array of studies and reports have been produced over the last five years – some by government bodies, many by independent think tanks – arguing that the arts can't hide behind grandiose rhetoric but must demonstrate the quantifiable value they provide to the public which pays for them.
"It is clear from a vast array of studies that traditional pyrotechnics are a severe source of pollution," they wrote.
Thus, a vast array of studies has confirmed that the DARPP-32 system is a critical mediator for complex neuronal signal transduction.
With respect to responses to hypothetical versus real situations, a vast array of studies in the area of social psychology has been published on the gap between intentions and behavior [ 32– 32].
A vast array of studies analyzes metabolites and their interrelations to seek explanations for various biological questions, and numerous genome-scale metabolic networks have been assembled to serve for this purpose.
Freya speaks her mind and draws on a vast array of case studies and direct experience of how brands can change the world.
A vast array of network studies pointed out that humans tend to connect with humans sharing similar attributes (e.g., age, gender, class, organizational role or company affiliation) [34, 35].
This is a known shortcoming of the GCS score but it is a time-proven tool and has been used in a vast array of retrospective studies.
A vast array of experimental studies suggested that adult hippocampal neurogenesis may be altered in various neuropsychiatric and neurodegenerative disorders [ 20– 25], where its disregulation may contribute to cognitive impairment and/or emotional aspects of those diseases.
Moreover, a vast array of experimental studies suggested that adult hippocampal neurogenesis may be altered in various neuropsychiatric disorders, including major depression, where its disregulation may contribute to cognitive impairment and/or emotional aspects associated with those diseases.
