Jump to ContentJump to Main Navigation

You are looking at 1-2 of 2 items

  • Keywords: topological charge x
Clear All Modify Search

View:

Periodic semi-classical vacuum, instantons and anomalies

Jean Zinn-Justin

in From Random Walks to Random Matrices

Published in print:
2019
Published Online:
August 2019
ISBN:
9780198787754
eISBN:
9780191829840
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/oso/9780198787754.003.0018
Subject:
Physics, Theoretical, Computational, and Statistical Physics

Chapter 18 describes a few systems where the classical action has an infinite number of degenerate minima but, in the quantum theory, this degeneracy is lifted by barrier penetration effects. The ... More


Skyrmions

Olle Eriksson, Anders Bergman, Lars Bergqvist, and Johan Hellsvik

in Atomistic Spin Dynamics: Foundations and Applications

Published in print:
2017
Published Online:
May 2017
ISBN:
9780198788669
eISBN:
9780191830747
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/oso/9780198788669.003.0010
Subject:
Physics, Atomic, Laser, and Optical Physics

An important application of spin dynamics is the response of a magnetic material subjected to an external stimuli. In the previous chapter we discussed the response of primarily ferromagnets to ... More


View: