Volume 125, Number 1, January 2019
|Number of page(s)||5|
|Section||The Physics of Elementary Particles and Fields|
|Published online||25 January 2019|
Novel lump-like structures
Department of Physics and Astronomy, University of Pennsylvania - Philadelphia, PA 19104, USA and Departamento de Física, Universidade Federal da Paraíba - 58051-970 João Pessoa, PB, Brazil
Received: 7 November 2018
Accepted: 21 December 2018
We study the existence of new features in lump-like solutions in models of a real scalar field in two-dimensional flat spacetime. We present new models and field configurations that exhibit a non-standard decay, shrinking or stretching the tail of the solutions.
PACS: 11.27.+d – Extended classical solutions; cosmic strings, domain walls, texture
© EPLA, 2019
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