By varying the energy and dose of tightly focused electron beams, researchers have demonstrated the ability to both etch away and deposit high-resolution nanoscale patterns on two-dimensional layers of graphene oxide. The ...
Nanophysics
Sep 17, 2020
3
138
The fields of condensed matter physics and materials science are intimately linked because new physics is often discovered in materials with special arrangements of atoms. Crystals, which have repeating units of atoms in ...
General Physics
Jul 31, 2020
1
1270
For half a millennium, people have tried to enhance human vision by technical means. While the human eye is capable of recognizing features over a wide range of size, it reaches its limits when peering at objects over giant ...
Optics & Photonics
Jun 26, 2020
0
21
In the future, camera lenses could be thousands of times thinner and significantly less resource-intensive to manufacture. Researchers from Chalmers University of Technology, Sweden, now present a new technology for making ...
Optics & Photonics
Jun 11, 2020
0
255
Plasmonic metasurfaces are artificial 2-D sheets of plasmonic unit cells repeated in a subwavelength array, which give rise to unexpected wave properties that do not exist in nature. In the linear regime, their applications ...
Optics & Photonics
May 26, 2020
0
5
Metalenses—flat surfaces that use nanostructures to focus light—are poised to revolutionize everything from microscopy to cameras, sensors, and displays. But so far, most of the lenses have been about the size of a piece ...
Nanomaterials
Dec 3, 2019
0
1390
The proteins that constitute the extracellular matrix surrounding a cell exist as fibers. How the spacing between these matrix protein fibers affect clustering of the cell surface receptors integrins and how this influences ...
Materials Science
Nov 26, 2019
0
22
To increase the processing speed and reduce the power consumption of electronic devices, the microelectronics industry continues to push for smaller and smaller feature sizes. Transistors in today's cell phones are typically ...
Nanomaterials
Aug 27, 2019
0
66
Nanotechnology and nanoscience are enabled by nanofabrication. Electron-beam lithography (EBL), which makes patterns down to a few nanometers, is one of the fundamental pillars of nanofabrication. In the past decade, significant ...
Nanophysics
Jun 21, 2019
0
0
Scientists of Far Eastern Federal University (FEFU) in collaboration with colleagues from Far Eastern Branch of Russian Academy of Sciences (FEB RAS), ITMO University and Swinburne University of Technology (Australia), have ...
Nanophysics
Apr 2, 2019
0
13
