The phrase "and has been explored" is correct and usable in written English.
It can be used to indicate that a subject or topic has been investigated or examined in the past and continues to be relevant.
Example: "The concept of artificial intelligence is complex and has been explored by many researchers over the years."
Alternatives: "and has been studied" or "and has been investigated".
The case represented career pinnacles for many of the detectives and prosecutors involved, and has been explored in at least four books.
The most characteristic subgenre, which peaked in popularity about a decade ago and has been explored to the edges of tolerability ever since, is minimal techno, a spare distillation that people have sometimes likened to the knocking of spoons on pots but which others parse as though it were Brahms.
The nature of the challenge with paying for care is well understood and has been explored in depth by repeated commissions and inquiries; there has been ample time for progress to be made – this growing crisis has not suddenly appeared overnight but has been steadily building for a generation or more.
Lck inhibition leads to immunosuppression and has been explored for the treatment of rheumatoid arthritis and asthma [84].
Allowing parts to scale independently from each other can counter this and has been explored by Dubout and Fleuret [29], who also modeled scale deformations.
Electrospinning is one of the most versatile and efficient methods and has been explored extensively recently in the laboratory and applied to industry [16].
Curiosity landed near the Martian equator in August and has been exploring Gale crater, a 96-mile-wide depression formed by a meteor strike.
The rover landed on Mars in August last year and has been exploring the floor of the equatorial Gale Crater ever since.
Eager to exploit the new potential of this application, our group is also exploring fluorescein, and has been exploring it for a while.
Nanoparticles have been used for drug delivery into the brain and have been explored for imaging, sensing, and analytical purposes.
