The phrase "advanced fields" is correct and usable in written English.
It can be used to refer to specialized areas of study or expertise that require a high level of knowledge or skill.
Example: "The conference will cover various topics in advanced fields such as artificial intelligence and quantum computing."
Alternatives: "specialized areas" or "cutting-edge domains".
The goal is to build a modern science base with an advanced industry sector but, as importantly, to limit the brain drain in these advanced fields of science and engineering.
Antivirus research is considered among the most advanced fields of software development.
This was so not only in the basic industries of coal and iron and steel but also in the advanced fields of electricity, chemicals, and internal combustion.
Other, more advanced fields, though not touched on in the Elements, were already being vigorously studied in Euclid's time, in some cases by Euclid himself.
Nowadays composites are one of the most interesting groups of materials with applications in several technologically advanced fields like aeronautics, automotive or medicine among others.
This suggests that the IPC has used its teaching and research capabilities in advanced fields of science and technology and is open to transferring its knowledge to the community.
The major questions center on his durability and his attitude, but most advanced fielding metrics show a decline in his defense.
Using the advanced fielding metric of Ultimate Zone Rating, he has been below average as a first baseman in all but one of his full seasons.
Only third baseman Casey McGehee placed in the upper half of qualified players at his position in terms of the advanced fielding metric of UZR/150, which is explained here.
Artificial intelligence is an advanced field of computer science in which the computer is programmed to exhibit characteristics commonly associated with human intelligence.
You could also make a decent argument for Elvis Andrus of the A.L. champion Rangers based on his acrobatics, even though his brilliance is not reflected well by the advanced fielding statistics.
