Abstract
•Optical soliton solutions in birefringent fibers are revealed.•Generalized form of anticubic law of refractive index is considered.•Unified Riccati equation expansion is implemented.•Dark, singular as well as straddled optical solitons are obtained.•A few additional solutions emerge from the integration scheme as a byproduct.
This paper enumerates optical soliton solutions in birefringent fibers having generalized form of anti–cubic law of refractive index. The unified Riccati equation expansion yields dark, singular as well as solitons that are straddled between dark and singular ones. A few additional solutions emerge from the integration scheme as a byproduct.