TY - JOUR AU - Fernández-Rañada, Antonio PY - 1979 DO - 10.1103/PhysRevD.19.493 SN - 0556-2821 UR - https://hdl.handle.net/20.500.14352/64909 T2 - Physical Review D AB - The Lieb form of the Heisenberg relations is applied to the kinks of a nonlinear Dirac field. It is found that these relations are violated for large enough values of the self-coupling constant. A close relation between this violation and the norm of... LA - eng M2 - 493 PB - American Physical Society TI - Kinks and the Heisenberg uncertainty principle TY - journal article VL - 19 ER -