Scientists are vigorously competing to transform the counterintuitive discoveries about the quantum realm from a century past into technologies of the future. The building block in these technologies is the quantum bit, or ...
Nanophysics
Mar 6, 2023
0
1765
Glass nanoparticles trapped by lasers in extreme vacuum are considered a promising platform for exploring the limits of the quantum world. Since the advent of quantum theory, the question "At what size does an object start ...
Optics & Photonics
Mar 6, 2023
0
110
Researchers have designed and demonstrated two all-silicon terahertz metasurface devices that can be used to create four optical channels for simultaneously implementing different optical functions. This capability could ...
Optics & Photonics
Mar 1, 2023
0
90
When forming an image of an object, such as a photograph taken by a cell phone, light that has interacted with the object and either passed through or bounced off it is captured by the detector in the phone.
Optics & Photonics
Feb 21, 2023
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245
A certain amount of noise is inherent in any quantum system. For instance, when researchers want to read information from a quantum computer, which harnesses quantum mechanical phenomena to solve certain problems too complex ...
Optics & Photonics
Feb 9, 2023
1
152
Can quantum optics be used for practical applications? A lot depends on whether a large number of photons can be gathered in quantum state.
Optics & Photonics
Feb 8, 2023
0
93
Excitons are drawing attention as possible quantum bits (qubits) in tomorrow's quantum computers and are central to optoelectronics and energy-harvesting processes. However, these charge-neutral quasiparticles, which exist ...
Quantum Physics
Feb 7, 2023
0
213
Trapped ions have previously only been entangled in one and the same laboratory. Now, teams led by Tracy Northup and Ben Lanyon from the University of Innsbruck have entangled two ions over a distance of 230 meters.
Quantum Physics
Feb 2, 2023
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561
Physicists are increasingly using ultracold molecules to study quantum states of matter. Many researchers contend that molecules have advantages over other alternatives, such as trapped ions, atoms or photons. These advantages ...
Quantum Physics
Feb 1, 2023
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224
An international team of scientists have demonstrated a leap in preserving the quantum coherence of quantum dot spin qubits as part of the global push for practical quantum networks and quantum computers.
Quantum Physics
Jan 26, 2023
0
348
