Volume 3 Issue 4, April 2020

Volume 3 Issue 4

Memristors in 3D

Eight layers of memristors can be monolithically integrated on a chip to create a three-dimensional circuit capable of implementing a convolutional neural network. The cover shows a false-colour scanning electron microscopy image of part of the memristor array.

See Lin et al.

Image: Peng Lin, University of Massachusetts Amherst. Cover Design: Alex Wing.

Editorial

  • Editorial |

    Does smartphone surveillance have a role to play in the fight against the coronavirus pandemic?

Comment & Opinion

  • Comment |

    The power consumption and carbon emissions of wireless communication networks are expected to substantially increase in the 5G era. The communications industry must therefore develop strategies to optimize the energy efficiency of 5G networks, without compromising spectrum efficiency.

    • Chih-Lin I
    • , Shuangfeng Han
    •  & Sen Bian

Research Highlights

News & Views

Reviews

  • Review Article |

    This Review Article examines the development of neural interfaces, which can provide a direct, electrical bridge between analogue human nervous systems and digital man-made devices, considering challenges and opportunities created with such technology.

    • Milin Zhang
    • , Zijian Tang
    • , Xilin Liu
    •  & Jan Van der Spiegel

Research

  • Article |

    A quantum point contact formed in the two-dimensional electron gas of a LaAlO3/SrTiO3 interface exhibits quantized conductance due to ballistic transport in a controllable number of one-dimensional conducting channels.

    • A. Jouan
    • , G. Singh
    • , E. Lesne
    • , D. C. Vaz
    • , M. Bibes
    • , A. Barthélémy
    • , C. Ulysse
    • , D. Stornaiuolo
    • , M. Salluzzo
    • , S. Hurand
    • , J. Lesueur
    • , C. Feuillet-Palma
    •  & N. Bergeal
  • Article |

    Two-dimensional metallic WTe2 and MoTe2 layers can be combined with a semiconducting MoS2 monolayer to create metal–semiconductor junctions that are free from substantial disorder effects and Fermi-level pinning.

    • Seunguk Song
    • , Yeoseon Sim
    • , Se-Yang Kim
    • , Jung Hwa Kim
    • , Inseon Oh
    • , Woongki Na
    • , Do Hee Lee
    • , Jaewon Wang
    • , Shili Yan
    • , Yinan Liu
    • , Jinsung Kwak
    • , Jian-Hao Chen
    • , Hyeonsik Cheong
    • , Jung-Woo Yoo
    • , Zonghoon Lee
    •  & Soon-Yong Kwon
  • Article |

    A 3D printing technique that produces structures with programmable patterns of charged surface, allowing different functional materials to be deposited in pre-defined regions, can be used to create electronic devices with a single printing step.

    • Ryan Hensleigh
    • , Huachen Cui
    • , Zhenpeng Xu
    • , Jeffrey Massman
    • , Desheng Yao
    • , John Berrigan
    •  & Xiaoyu Zheng
  • Article |

    A three-dimensional circuit composed of eight layers of monolithically integrated memristive devices is built and used to implement complex neural networks, demonstrating accurate MNIST classification and effective edge detection in videos.

    • Peng Lin
    • , Can Li
    • , Zhongrui Wang
    • , Yunning Li
    • , Hao Jiang
    • , Wenhao Song
    • , Mingyi Rao
    • , Ye Zhuo
    • , Navnidhi K. Upadhyay
    • , Mark Barnell
    • , Qing Wu
    • , J. Joshua Yang
    •  & Qiangfei Xia