Effective Mass in Bose-Einstein Condensation in the Bound State and Phonon Propagation in the Unbound States

Asis. K. Bandyopadhyay, Atrayee Bhattacharya, Kamal Choudhary +1

The dark and bright solitons in different systems are already known in Klein-Gordon lattice. Instead of an external driving force, if the intrinsic field is only considered, then t…