A Si–Gr–Ge transistor has been demonstrated. The Schottky emitter provides an emitter charging time of ~118 ps with a current of 692 A cm−2 and a capacitance of 41 nF cm−2, which is expected to increase the alpha cutoff frequency from the previous...
Nov 20, 2019
Nov 20, 2019
The metallic thin films with 3-D interlocking nanostructures could be used in catalysis, energy storage, and biomedical sensing.
Nov 20, 2019
Scientists have developed a new approach for making metal-metal composites and porous metals with a 3-D interconnected "bicontinuous" structure in thin films at size scales ranging from tens of nanometers to microns. Metallic materials w...
Nov 20, 2019
Scientists used heat to drive a spontaneous process in which different metals mixed to form 3-D interlocking nanostructures in thin films, with applications for catalysts, solar cells, and biomedical sensors.
Nov 20, 2019
Researchers have developed self-assembling liquid crystal microlenses that can reveal 4D information in one snapshot.
Nov 20, 2019
Image Credit: Rawpixel.com/Shutterstock.com Scientists in Barcelona, Spain, have developed a new breed of wearable light sensors based on graphene. These sensors use ambient light to accurately...
Nov 20, 2019
When it comes to electronics, bigger usually isn't better. This is especially true for a new generation of wearable communication systems that promise to connect people, machines and other objects in a wireless "internet of things."...
Nov 20, 2019
Most images captured by a camera lens are flat and two dimensional. Increasingly, 3-D imaging technologies are providing the crucial context of depth for scientific and medical applications. 4-D imaging, which adds information on light polarizatio...
Nov 20, 2019
Most images captured by a camera lens are flat and two dimensional. Increasingly, 3D imaging technologies are providing the crucial context of depth for scientific and medical applications. 4D imaging, which adds information on light polarization,...
Nov 20, 2019
