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Physics news
Building better infrared sensors: Novel photodiode design boosts responsivity
Detecting infrared light is critical in an enormous range of technologies, from remote controls to autofocus systems to self-driving cars and virtual reality headsets. That means there would be major benefits from improving ...
Optics & Photonics
Jan 2, 2025
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Secret lab developing UK's first quantum clock
A top-secret lab in the UK is developing the country's first quantum clock to help the British military boost intelligence and reconnaissance operations, the defense ministry said Thursday.
Quantum Physics
Jan 2, 2025
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Starlight to sight: Researchers develop short-wave infrared technology to allow starlight detection
Prof Zhang Zhiyong's team at Peking University developed a heterojunction-gated field-effect transistor (HGFET) that achieves high sensitivity in short-wave infrared detection, with a recorded specific detectivity above 1014 ...
Optics & Photonics
Jan 2, 2025
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A new calculation of the electron's self-energy improves determination of fundamental constants
When quantum electrodynamics, the quantum field theory of electrons and photons, was being developed after World War II, one of the major challenges for theorists was calculating a value for the Lamb shift, the energy of ...
The science behind your Christmas sweater: How friction shapes the form of knitted fabrics
A trio of physicists from the University of Rennes, Aoyama Gakuin University, and the University of Lyon have discovered, through experimentation, that it is friction between fibers that allows knitted fabrics to take on ...
Researchers achieve calculation of Jones polynomial based on the Majorana zero modes
A research team has experimentally calculated the Jones polynomial based on the quantum simulation of braided Majorana zero modes. The research team determined the Jones polynomials of different links through simulating the ...
Quantum Physics
Dec 30, 2024
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168
Researchers improve chaotic mapping for super-resolution image reconstruction
Super-resolution (SR) technology plays a pivotal role in enhancing the quality of images. SR reconstruction aims to generate high-resolution images from low-resolution ones. Traditional methods often result in blurred or ...
Optics & Photonics
Dec 30, 2024
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Cooperation between two intruders moving side-by-side in granular media
In bird colonies, schools of fish and cycling pelotons, significant interactions occur between individuals through the surrounding fluid. These interactions are well understood in fluids such as air and water, but what happens ...
Numerical simulations show how the classical world might emerge from the many-worlds universes of quantum mechanics
Students learning quantum mechanics are taught the Schrodinger equation and how to solve it to obtain a wave function. But a crucial step is skipped because it has puzzled scientists since the earliest days—how does the ...
Scientists use machine learning to develop an opener for a molecular can
In an era of medical care that is increasingly aiming at more targeted medication therapies, more individual therapies and more effective therapies, doctors and scientists want to be able to introduce molecules to the biological ...
Advancing unidirectional heat flow: The next era of quantum thermal diodes
Heat management at the nanoscale has long been a cornerstone of advanced technological applications, ranging from high-performance electronics to quantum computing. Addressing this critical challenge, we have been deeply ...
Low-frequency photonic simulator breaks barriers
A research team led by Prof. Li Chuanfeng from the University of Science and Technology of China (USTC) has achieved a breakthrough in quantum photonics. They developed an on-chip photonic simulator capable of simulating ...
Optics & Photonics
Dec 27, 2024
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Spintronics memory innovation: A new perpendicular magnetized film
Long gone are the days where all our data could fit on a two-megabyte floppy disk. In today's information-based society, the increasing volume of information being handled demands that we switch to memory options with the ...
General Physics
Dec 27, 2024
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A new structure design enables a dual-function system for infrared camouflage and thermal management
Combining metallic glass with the Berreman mode of epsilon-near-zero (ENZ) thin films achieves a dual-function system for infrared camouflage and thermal management within an identical wavelength region of the atmospheric ...
Optics & Photonics
Dec 27, 2024
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Researchers develop novel photopyroelectric tweezer for versatile manipulation
Optical tweezers and related techniques provide extraordinary opportunities for research and applications in the physical, biological, and medical fields. However, certain requirements such as high-intensity laser beams, ...
Optics & Photonics
Dec 27, 2024
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1
AI model deciphers splashing drop patterns with high accuracy
The impact of a drop on a solid surface is an important phenomenon that has various applications. Especially when the drop splashes, it can cause deterioration of printing and paint qualities, erosion, and propagation of ...
Soft Matter
Dec 27, 2024
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1
Novel molecular design achieves 1,300-fold increase in scintillator radioluminescence
Scientists from the National University of Singapore (NUS) have developed a highly effective and general molecular design that enables an enhancement in radioluminescence within organometallic scintillators by more than three ...
Optics & Photonics
Dec 24, 2024
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107
Researchers reveal full-gray optical trap in structured light
A research group led by Prof. Yao Baoli and Dr. Xu Xiaohao from Xi'an Institute of Optics and Precision Mechanics (XIOPM) of the Chinese Academy of Sciences have revealed a full-gray optical trap in structured light, which ...
Optics & Photonics
Dec 24, 2024
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94
Grapes of math: Ordinary fruit enhances performance of quantum sensors
Macquarie University researchers have demonstrated how ordinary supermarket grapes can enhance the performance of quantum sensors, potentially leading to more efficient quantum technologies.
Quantum Physics
Dec 23, 2024
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260
Twisted Edison: Filaments curling at the nanoscale produce light waves that twirl as they travel
Bright, twisted light can be produced with technology similar to an Edison light bulb, researchers at the University of Michigan have shown. The finding adds nuance to fundamental physics while offering a new avenue for robotic ...
General Physics
Dec 23, 2024
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More news
Quantum research sheds new light on how cells communicate
Printable laser-emitting droplets offer new display technology
Can entangled particles communicate faster than light?
Physicists measure quantum geometry for first time
Scientists observe 'negative time' in quantum experiments
Compact on-chip polarimeter measures light polarization with high accuracy
Other news
Bioengineers develop construction kit for 'smart cell' design
Discovery of rare new fossil sheds light on New Zealand's extinct dolphin-like reptiles
Major new footprint discoveries on Britain's 'dinosaur highway'
Colliding top quarks reveal hidden quantum 'magic'
Purple diamond maser could one day amplify signals from deep space
New computational model can predict antibody structures more accurately
Bats surf storm fronts during continental migration
