TOKYO, Japan, Nov. 18 -- Progress of Theoretical and Experimental Physics, a peer-reviewed journal from the Physical Society of Japan that says it covers nuclear physics, astrophysics and cosmology, instrumentation and mathematical physics, published research articles on the following topics in its August 2023 edition (Vol. 2023, Issue 8):

Letter:

* Emergence of ultradiscrete states due to phase lock caused by saddle-node bifurcation in discrete limit cycles