Ask about Concurrency vs Parallelism, and How about Go?

Today, after guided by Galih Restu Fardian Suwandi in P2MI for 2023, I propose the title Concurrency and Parallelism with Go for Simulation of Physical System, then I asked Achmad Imam Kistijantoro about concurrency and parallelism, whose terms are still too technical for me.

In the night slide and some articles have been found, but not yet read thoroughly – might be later, and they are

and an article might be also interesting

since I deal with granular materials.