Quantum dots are manmade nanoparticles of semiconducting material comprising only a few thousand atoms. Because of the small number of atoms, a quantum dot's properties lie between those of single atoms or molecules and bulk ...
Nanomaterials
Mar 15, 2021
1
1785
Tiny fluorescent semiconductor dots, called quantum dots, are useful in a variety of health and electronic technologies but are made of toxic, expensive metals. Nontoxic and economic carbon-based dots are easy to produce, ...
Nanophysics
Mar 8, 2021
1
791
A new path toward sending and receiving information with single photons of light has been discovered by an international team of researchers led by the University of Michigan.
Quantum Physics
Mar 4, 2021
1
1485
A polymer that is custom designed to produce light that penetrates murky environments has shown promise in bioimaging trials, where it can detect nano-sized particles underneath the surface of realistic tissue models.
Nanophysics
Feb 16, 2021
0
107
The modern world is powered by electrical circuitry on a "chip"—the semiconductor chip underpinning computers, cell phones, the internet, and other applications. In the year 2025, humans are expected to be creating 175 ...
Optics & Photonics
Feb 5, 2021
0
3704
Producing clean energy and reducing the power consumption of illumination and personal devices are key challenges to reduce the impact of modern civilization on the environment. As a result, the surging demand for solar cells ...
Optics & Photonics
Jan 12, 2021
0
15
The Kondo effect influences the electrical resistance of metals at low temperatures and generates complex electronic and magnetic orders. Novel concepts for data storage and processing, such as using quantum dots, are based ...
General Physics
Jan 7, 2021
0
398
Quantum computer: One of the obstacles for progress in the quest for a working quantum computer has been that the working devices that go into a quantum computer and perform the actual calculations, the qubits, have hitherto ...
Quantum Physics
Dec 28, 2020
8
749
Osaka City University scientists have developed mathematical formulas to describe the current and fluctuations of strongly correlated electrons in quantum dots. Their theoretical predictions could soon be tested experimentally.
Nanophysics
Dec 23, 2020
0
256
Scientists in Australia have developed a process for calculating the perfect size and density of quantum dots needed to achieve record efficiency in solar panels.
Nanophysics
Dec 21, 2020
0
735
