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OPTICS & PHOTONICS

Scientists investigate temperature effect on semiconductor optical amplifiers

Ricky Kaka - 0
Temperature's effect on the performance of semiconductor optical amplifiers (SOAs) is an important research topic. Amer Kotb and colleagues from the Chinese Academy of...
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OPTICS & PHOTONICS

Photon-controlled diode: An optoelectronic device with a new signal processing behavior

Ricky Kaka - 0
A photodetector is an optoelectronic device that detects and converts optical signals into electrical signals. Photodiodes, phototransistors, and photoconductors are examples of these devices. Although...
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GENERAL PHYSICS

The study identifies a tidal disruption event that coincides with the production of a high-energy neutrino

Ricky Kaka - 0
High-energy neutrinos are enthralling subatomic particles created when extremely fast charged particles collide with other particles or photons. For nearly a decade, IceCube, a...
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OPTICS & PHOTONICS

Light traveling in a distorting medium can appear undistorted

Surekha Barfa - 0
A team led by researchers at the University of the Witwatersrand in Johannesburg, South Africa, with collaborators from the University of Pretoria (South Africa),...
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Physics

Controlling non-classical mechanical states in a phononic waveguide architecture

Surekha Barfa - 0
The ability to generate, manipulate, and detect non-classical states of light is central to most quantum computing technologies. Non-classical states are quantum states that...
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Physics

Theory suggests quantum computers should be exponentially faster on some learning tasks than classical machines

Ricky Kaka - 0
A group of academics from numerous institutions in the United States, including Google Quantum AI, and an Australian colleague have created a theory predicting...
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GENERAL PHYSICS

Scientists have created the first “time-crystal”

Ricky Kaka - 0
In an experiment that appears to defy physics, scientists have built the first "time-crystal" two-body system. It follows the discovery by the same team...
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Physics

Researchers found granular matter in a black hole

Ricky Kaka - 0
Researchers from the Chinese Academy of Sciences' Institute of Theoretical Physics (ITP) and Shanghai Jiao Tong University (SJTU) discovered that granular matter (like sand)...
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Physics

Researchers developed a way to protect qubits inside a quantum computer

Ricky Kaka - 0
Using pairs of Cooper pairs to safeguard qubits inside a quantum computer from external noise has been created by a group of researchers from...
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OPTICS & PHOTONICS

Developed a way to bend light into a vortex ring using mirrors, lasers and lenses

Ricky Kaka - 0
Using mirrors, lasers, and lenses, a team of researchers from the University of Shanghai for Science and Technology and the University of Dayton created...
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OPTICS & PHOTONICS

How to explain localized gap modes in Bose-Einstein condensates

Kailash Junior - 0
Bose-Einstein condensates (BECs) have been created in ultracold bosonic atoms and degenerate quantum gases. These are macroscopic quantum phenomena and are considered as a...
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OPTICS & PHOTONICS

Light-controlled reactions at the nanoscale

Maruti Shah - 0
Controlling strong electromagnetic fields on nanoparticles is important to trigger targeted molecular reactions on their surfaces. This control over strong fields is achieved via...
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Physics

Scientists introduced new type of topological material Quasi-symmetry

Maruti Shah - 0
Ever since the discovery of the quantum Hall effect, symmetry has been the guiding principle in the search for topological materials. Now, scientists have...
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OPTICS & PHOTONICS

Mixing laser beams and X-ray beams

Maruti Shah - 0
Real laser beams do not interact with each other when they cross. This is until the beams meet within a suitable material that allow...
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GENERAL PHYSICS

Searching for cosmic-ray boosted sub-GeV dark matter

Surekha Barfa - 0
Physicists worldwide are continuing their search for dark matter. It is an elusive type of matter that does not absorb which reflect or emit...
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