Reviews & Analysis

A tetherless microelectronic system can be controlled by wireless power to direct locomotion and perform grasp and release tasks.

A reconfigurable metasurface based on integrated optoelectronic pixels can be programmed by visible light to implement different electromagnetic functions.

A metal halide perovskite diode can switch between emission and detection modes, offering over 21% external quantum efficiency for light emission and a sub-picowatt limit for light detection.

This Review Article examines the development of spintronic devices for neuromorphic computing, exploring how magnetic tunnel junctions and magnetic textures can act as artificial neurons and synapses, as well as considering the challenges that exist in scaling up current systems.

This Review Article examines the development of physical unclonable functions, which exploit inherent randomness to give a physical entity a unique ‘fingerprint’ or trust anchor, considering the various potential applications of these devices and the security issues that they must confront.

An inexpensive and compact short-range radar, which is capable of beam steering and operates at 330–500 GHz, can be used to detect heartbeat-induced chest motions through a person’s clothes.

An electric current can be used to switch the magnetization of an antiferromagnetic material that could be integrated with silicon technology.

High-resolution doping patterns can be reversibly written in van der Waals heterostructures using a combination of an electron beam and a back-gate voltage.

A strong driving force can deform skyrmions and modify their trajectories beyond theoretical limits.

This Perspective provides a vision for sixth generation (6G) communications in which human-centric mobile communications are considered the most important application, and high security, secrecy and privacy are its key features.

Domain-wall velocities of 5.7 kilometres per second and switching times of less than a nanosecond have been observed in ferrimagnetic devices.

Gate dielectrics with an equivalent oxide thickness of only one nanometre can be grown on two-dimensional semiconductors with the help of a monolayer molecular crystal.

Purely electronic memristive devices based on CMOS flash memory technology could lead to large-scale neuromorphic systems.

Improvements in magnetic tunnel junctions allows a 2 MB magnetic random-access memory array to be scaled for L4 cache applications.

With the help of extreme-ultraviolet lithography and high-mobility-channel fin field-effect transistors, the Taiwan Semiconductor Manufacturing Company deliver their latest CMOS platform for use in mobile and high-performance computing applications.

A slanted tri-gate geometry improves electric field management in multi-channel AlGaN/GaN power transistors leading to higher breakdown voltage and lower on-resistance.

Silicon circuits with increased functionality and device density can be created by directly integrating amorphous oxide semiconductor devices on top of them.

This Perspective explores the potential of carbon nanotube electronics, examining the development of nanotube-based field-effect transistors and integrated circuits, and the challenges that exist in delivering large-scale systems.

Neural networks could learn new concepts quickly and from only a few examples by using a ferroelectric ternary content-addressable memory as an augmented memory.

Arrays of carbon nanotubes can be used to build radio-frequency transistors with a higher operating frequency and better linearity than silicon technology.