A class of nonvolatile memory devices, called MRAM, based on quantum magnetic materials, can offer a thousandfold performance beyond current state-of-the-art memory devices. The materials known as antiferromagnets were previously ...
Condensed Matter
Jan 19, 2023
0
594
Recently, a team led by Prof. Guo Guangcan achieved long-lived storage of high-dimensional orbital angular momentum (OAM) quantum states of photons based on cold atomic ensembles, using a guiding magnetic field combined with ...
Quantum Physics
Nov 29, 2022
0
205
Tiny magnetic whirlpools could transform memory storage in high performance computers.
Nanophysics
Nov 21, 2022
2
186
More than 350 million years ago something odd was going on with the Earth's magnetic field. Scientists now propose that the field was really weak, which may have affected life on our planet.
Earth Sciences
Jul 6, 2022
0
18
Magnetic random-access memory (MRAM) technology offers substantial potential towards next-generation universal memory architecture. However, state-of-the-art MRAMs are still fundamentally constrained by a sub-nanosecond speed ...
Condensed Matter
Apr 29, 2022
0
76
Quantum computing holds the potential to be a game-changing future technology in fields ranging from chemistry to cryptography to finance to pharmaceuticals. Compared to conventional computers, scientists suggest that quantum ...
Quantum Physics
Apr 27, 2022
0
266
When you think about how rapidly computers filled our homes, our cars and even ourselves through watches and earpieces, it might be hard to believe that there is a massive gap between computer's processing power and the speed, ...
Condensed Matter
Nov 17, 2021
0
668
Remote quantum distribution on the ground is limited because of the loss of photons in optical fibers. One solution for remote quantum communication lies in quantum memories: photons are stored in long-lived quantum memory ...
Optics & Photonics
May 10, 2021
0
113
When you save an image to your smartphone, those data are written onto tiny transistors that are electrically switched on or off in a pattern of "bits" to represent and encode that image. Most transistors today are made from ...
General Physics
May 6, 2021
2
3412
Researchers at the University of California, Riverside, have used a nanoscale synthetic antiferromagnet to control the interaction between magnons—research that could lead to faster and more energy-efficient computers.
Nanophysics
Apr 28, 2021
0
95
