\/svg>","ionicons-filled--link":"<\/svg>"}) Accessibility Tools Invert colors Monochrome Dark contrast Light contrast Low saturation High saturation Highlight links Highlight headings Screen reader Read mode Content scaling 100% Font size 100% Line height 100% Letter spacing 100% Skip to main content PL The Institute The Institute General information Emploees News Scientific News Gender equality plan Address and contact data Research Research profile List of publications Information in BIP Scientific Council Organizational structure GDPR Events Seminars Current seminars List of seminars Conferences Current conferences Past conferences For students Doctoral school General Information Curriculum Recruitment School Council Doctoral Student Council Teaching Doctoral students Mid-term evaluation For students Master theses Student training Visiting the Institute For employees Institute e-mail Eduroam Publication registry Contact us Address and contact data Important phone numbers and emails PL The Institute The Institute General information Emploees News Scientific News Gender equality plan Address and contact data Research Research profile List of publications Information in BIP Scientific Council Organizational structure GDPR Events Seminars Current seminars List of seminars Conferences Current conferences Past conferences For students Doctoral school General Information Curriculum Recruitment School Council Doctoral Student Council Teaching Doctoral students Mid-term evaluation For students Master theses Student training Visiting the Institute For employees Institute e-mail Eduroam Publication registry Contact us Address and contact data Important phone numbers and emails Events Home Events Current seminars Seminar "Coherence-Correlations-Complexity", Dept. of Theoretical Physics, Wrocław University of Technology 13:15, 19-03-13 Sala 320a bud. A-1, Politechnika Wrocławska Quantized boundary charges in two-dimensional spin-orbit coupled crystalsMarta BrzezińskaKatedra Fizyki Teoretycznej WPPT PWrWe investigate two-dimensional spinful bulk insulating phases of matter that exhibit boundary charges protected by time-reversal and crystalline symmetries. In order to define the topology, we employ the concept of boundary charge fractionalization and show that charges remain stable as long as symmetries are preserved. We determine bulk topological indices using symmetry indicators and Brillouin zone Wilson loops. By combining tight-binding results with density functional theory calculations, we present material candidates to support our findings.
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We investigate two-dimensional spinful bulk insulating phases of matter that exhibit boundary charges protected by time-reversal and crystalline symmetries. In order to define the topology, we employ the concept of boundary charge fractionalization and show that charges remain stable as long as symmetries are preserved. We determine bulk topological indices using symmetry indicators and Brillouin zone Wilson loops. By combining tight-binding results with density functional theory calculations, we present material candidates to support our findings.