Precise Control of Interfacial Disorder
This quantum-well magnetic tunnel junction achieves stable resonant conductance oscillations by suppressing interfacial disorder.
Ma, Tianyi · Tao, Bingshan · Devaux, Xavier · Yang, Hongxin · Zuo, Yalu · Migot, Sylvie · Kurnosikov, Oleg V. · Vergnat, Michel · Han, Xiufeng · Lu, Yuan
ACS Applied Electronic Materials 2024
Co incorporation of 2–4 monolayers reduces amplitude to one-third
Single Fe monolayer structural disorder completely suppresses oscillations
Fe₄N upper electrode significantly reduces oscillation amplitude
bcc Co upper electrode results in no change in QW oscillation