000856921 001__ 856921 000856921 005__ 20220930130200.0 000856921 0247_ $$2doi$$a10.1021/acs.nanolett.8b03023 000856921 0247_ $$2ISSN$$a1530-6984 000856921 0247_ $$2ISSN$$a1530-6992 000856921 0247_ $$2pmid$$apmid:30241437 000856921 0247_ $$2WOS$$aWOS:000455561300007 000856921 0247_ $$2altmetric$$aaltmetric:48953782 000856921 037__ $$aFZJ-2018-06248 000856921 082__ $$a660 000856921 1001_ $$0P:(DE-Juel1)159254$$aBaeumer, Christoph$$b0$$eCorresponding author 000856921 245__ $$aIn-Gap States and Band-Like Transport in Memristive Devices 000856921 260__ $$aWashington, DC$$bACS Publ.$$c2019 000856921 3367_ $$2DRIVER$$aarticle 000856921 3367_ $$2DataCite$$aOutput Types/Journal article 000856921 3367_ $$0PUB:(DE-HGF)16$$2PUB:(DE-HGF)$$aJournal Article$$bjournal$$mjournal$$s1547623399_15236 000856921 3367_ $$2BibTeX$$aARTICLE 000856921 3367_ $$2ORCID$$aJOURNAL_ARTICLE 000856921 3367_ $$00$$2EndNote$$aJournal Article 000856921 520__ $$aPoint defects such as oxygen vacancies cause emergent phenomena such as resistive switching in transition-metal oxides, but their influence on the electron-transport properties is far from being understood. Here, we employ direct mapping of the electronic structure of a memristive device by spectromicroscopy. We find that oxygen vacancies result in in-gap states that we use as input for single-band transport simulations. Because the in-gap states are situated below the Fermi level, they do not contribute to the current directly but impact the shape of the conduction band. 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