Optoelectronics detect or emit light and are used in a variety of devices in many different industries. These devices have historically relied on thin transistors, which are small semiconductors that control the movement ...
Nanophysics
Nov 29, 2023
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26
Electrostatic doping has been widely used in low-dimensional materials, including carbon nanotube (CNT) and two-dimensional (2D) materials such as graphene and transition metal dichalcogenides (TMDs). Unlike conventional ...
Nanophysics
Apr 12, 2023
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2
Physicists have discovered a novel kind of nanotube that generates current in the presence of light. Devices such as optical sensors and infrared imaging chips are likely applications, which could be useful in fields such ...
Nanomaterials
Jun 19, 2019
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39
National University of Singapore scientists have discovered a method for photoinduced electron doping on molybdenum ditelluride (MoTe2) heterostructures for fabricating next generation logic devices.
Nanomaterials
May 7, 2019
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5
In conventional organic solar cells, the electrons exhibit their particle-nature and need to jump between organic molecules in the cell. The conductivity is, therefore, lower than that of crystalline silicon solar cells. ...
Materials Science
Apr 26, 2019
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5
If you use a smartphone, laptop, or tablet, then you benefit from research in photonics, the study of light. At the University of Delaware, a team led by Tingyi Gu, an assistant professor of electrical and computer engineering, ...
Nanophysics
Mar 27, 2019
0
275
Can single crystalline materials be used for low dimensional p-n junction design? This is an open and long-standing problem. Microscopic simulations based on the generalized Bloch theorem show that in single crystalline Si ...
Nanomaterials
Mar 21, 2019
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16
The Center for Integrated Nanostructure Physics, within the Institute for Basic Science (IBS) has developed the world's thinnest photodetector, that is a device that converts light into an electric current. With a thickness ...
Nanomaterials
Nov 9, 2016
2
5
A team led by Cory Dean, assistant professor of physics at Columbia University, Avik Ghosh, professor of electrical and computer engineering at the University of Virginia, and James Hone, Wang Fong-Jen Professor of Mechanical ...
Nanophysics
Oct 5, 2016
1
3
(Phys.org)—A team of researchers with the University of California, MIT, Lawrence Berkeley National Laboratory and the National Institute for Materials Science in Japan has created images of relativistic electrons trapped ...
