Solitons back Simple kink solutions [1, chapter 5.1 - 5.2] The sine-Gordon model and its kinks [1, chapter 5.3], [2, chapter 3] -- [1] N. Manton, P. Sutcliffe, Topological solitons, Cambridge University Press (2004). [2] P. Goddard, D.I. Olive, Magnetic monopoles in gauge field theories, Rep. Prog. Phys. 41, 1357 (1978).