Gluon field configurations called instantons are closely related to this anomaly.
From the en.wikipedia.org
After cosmic inflation ends, the universe is filled with a quark-gluon plasma.
From the en.wikipedia.org
What is the role of gluons and gluon self-interactions in nucleons and nuclei?
From the en.wikipedia.org
Armas hopes the results will yield further insights into quark-gluon plasma.
From the newscientist.com
The strong force itself acts directly only upon elementary quark and gluon particles.
From the en.wikipedia.org
We knew it would be very difficult to find hints of a gaseous form of quark-gluon plasma.
From the newscientist.com
Because the gluon has an effective color charge, they can also interact among themselves.
From the en.wikipedia.org
Instead, these elementary particles would have roamed freely in a sort of quark gluon plasma.
From the sciencedaily.com
The scientists are not yet ready to claim the discovery of the quark-gluon plasma, however.
From the sciencedaily.com
More examples
A gauge boson that mediates strong interaction among quarks
Gluons (from English glue and the suffix '''') are elementary particles which act as the exchange particles (or gauge bosons) for the color force between quarks, analogous to the exchange of photons in the electromagnetic force between two charged particles.
A massless gauge boson that binds quarks together to form baryons, mesons and other hadrons and is associated with the strong nuclear force
The carrier particle of the strong interactions.More
Hypothetical particle which binds quarks together into hadrons.