"many diverse fields" is correct and usable in written English.
You can use it to refer to a wide range of topics, professions, or activities. For example: "Explore the many diverse fields of study offered at the university."
Perhaps best known is his pioneering work in cultural studies, but his influence was to be felt in many diverse fields.
That's especially true in the decision sciences, which cover both generic and applied decision-making, encompass many diverse fields, and for which there are numerous sources of funds.
These sources emphasize that exploring job prospects is essential in today's world to discover the opportunities that exist for Ph.D.s in many diverse fields.
It is well known that variational inequality theory has become a very effective and powerful tool for studying a wide range of problems arising in many diverse fields.
This type of problem, i.e., the estimation of an unknown matrix from some observation data, has appeared frequently across many diverse fields.
These are gas-liquid-solid contacting devices used in many diverse fields such as the petroleum, petrochemical, fine chemical, and biochemical industries.
In recent years, various operators of fractional calculus (that is, calculus of integrals and derivatives of arbitrary real or complex orders) have been investigated and applied in many remarkably diverse fields of science and engineering.
Our results will have many applications in diverse fields of science.
On the other hand, fractional differential equations can better describe many phenomena than ordinary differential equations in many diverse and widespread fields of science and engineering.
Copper oxides have many applications in diverse fields such as, solar cells [2] and photovoltaic materials [3], electrochromic devices [4], catalytic application and high-Tc superconductors [5].
Fractional calculus is a rapidly growing area with many applications in diverse fields ranging from physical sciences, engineering to biological sciences and economics.
