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Improved Leakage Currents and Polarity Control through Oxygen Incorporation in Ferroelectric Al0.73Sc0.27N Thin Films
Md Redwanul Islam, Niklas Wolff, Georg Schönweger +8
This article examines systematic oxygen (O)-incorporation to reduce total leakage currents in sputtered wurtzite-type ferroelectric Al0.73Sc0.27N thin films, along with its impact…
Demonstration and STEM Analysis of Ferroelectric Switching in MOCVD-Grown Single Crystalline AlScN
Niklas Wolff, Georg Schoenweger, Isabel Streicher +10
Wurtzite-type AlScN solid solutions grown by metal organic chemical vapour deposition are for the first time confirmed to be ferroelectric. The film with 230 nm thickne…
Ultrathin AlScN for low-voltage driven ferroelectric-based devices
Georg Schönweger, Md Redwanul Islam, Niklas Wolff +4
Thickness scaling of ferroelectricity in AlScN is a determining factor for its potential application in neuromorphic computing and memory devices. In this letter, we report on ultr…