Statistical moments of quantum-walk dynamics reveal topological quantum transitions

Autor: Filippo Cardano, Maria Maffei, Francesco Massa, Bruno Piccirillo, Corrado de Lisio, Giulio De Filippis, Vittorio Cataudella, Enrico Santamato, Lorenzo Marrucci
Jazyk: angličtina
Rok vydání: 2016
Předmět:
Zdroj: Nature Communications, Vol 7, Iss 1, Pp 1-8 (2016)
Druh dokumentu: article
ISSN: 2041-1723
DOI: 10.1038/ncomms11439
Popis: Topological phases play a fundamental role in a variety of physical systems, yet there is a lack of efficient tools for revealing the occurrence of associated quantum transitions. Here, Cardano et al.report that such transitions can be identified in the statistics of quantum-walk dynamics and validate this idea in a photonic experimental implementation.
Databáze: Directory of Open Access Journals