Physik in unserer ZeitVolume 51, Issue 2 p. 63-63 Treffpunkt Forschung Physics News First published: 02 March 2020 https://doi.org/10.1002/piuz.202070211Read the full textAboutPDF ToolsRequest permissionExport citationAdd to favoritesTrack citation ShareShare Give accessShare full text accessShare full-text accessPlease review our Terms and Conditions of Use and check box below to share full-text version of article.I have read and accept the Wiley Online Library Terms and Conditions of UseShareable LinkUse the link below to share a full-text version of this article with your friends and colleagues. Learn more.Copy URL Share a linkShare onEmailFacebookTwitterLinked InRedditWechat No abstract is available for this article. Volume51, Issue2March 2020Pages 63-63 RelatedInformation