氧化物神经元器件及其神经网络应用

李宗晓, 胡令祥, 王敬蕊, 诸葛飞

Oxide Neuron Devices and Their Applications in Artificial Neural Networks

LI Zongxiao, HU Lingxiang, WANG Jingrui, ZHUGE Fei

图4 基于反铁磁材料的LIF神经元[51]

Fig. 4 LIF neuron based on an antiferromagnetic spintronic device[51] (a) Schematic of an antiferromagnetic spintronic device; (b) Schematic of a polar magneto-optic Kerr effect microscope setup for in-situ magneto-electrical transport probing (up) and its measured domain wall position of hall bar under current stimuli (down); (c) Domain wall position signal (up), neural threshold signal (middle) and output voltage spike dynamics (down) of the antiferromagnetic spintronic device under current stimuli with inset presenting dynamics of domain wall motion