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Physics news
Controlling magnetism with polarized light: Non-thermal pathway uses inverse Faraday effect
Intense laser pulses can be used to manipulate or even switch the magnetization orientation of a material on extremely short time scales. Typically, such effects are thermally induced, as the absorbed laser energy heats up ...
Condensed Matter
Jul 5, 2024
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67
Scientists visualize magnetic fields at atomic scale with holography electron microscope
A research team from Japan, including scientists from Hitachi, Ltd. (TSE 6501, Hitachi), Kyushu University, RIKEN, and HREM Research Inc. (HREM), has achieved a major breakthrough in the observation of magnetic fields at ...
Condensed Matter
Jul 5, 2024
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123
Getting bacteria into line: Physicists use magnetic fields to manipulate bacterial behavior
Researchers at Finland's Aalto University have found a way to use magnets to line up bacteria as they swim. The approach offers more than just a way to nudge bacteria into order—it also provides a useful tool for a wide ...
Condensed Matter
Jul 5, 2024
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16
A prototype superconducting coil opens the way for more energy-efficient electromagnets
How can we advance cutting-edge research but consume less energy? CERN's scientists are working on innovative solutions, and superconductivity is one of the key ingredients.
Condensed Matter
Jul 5, 2024
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12
Searching for dark matter with the coldest quantum detectors in the world
One of the greatest mysteries of science could be one step closer to being solved. Approximately 80% of the matter in the universe is dark, meaning that it cannot be seen. In fact, dark matter is passing through us constantly—possibly ...
General Physics
Jul 4, 2024
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Physicists develop method to detect single-atom defects in semiconductors
One of the challenges of cramming smarter and more powerful electronics into ever-shrinking devices is developing the tools and techniques to analyze the materials that make them up with increasingly intimate precision.
Condensed Matter
Jul 4, 2024
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88
New theory reveals fracture mechanism in soft materials
A new theory has finally deciphered the physical mechanisms of fracture in soft materials. This discovery could soon lead to new, defect-free materials that are more resistant and durable as well as environmentally friendly. ...
Soft Matter
Jul 3, 2024
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139
Scientists achieve first intercity quantum key distribution with deterministic single-photon source
Conventional encryption methods rely on complex mathematical algorithms and the limits of current computing power. However, with the rise of quantum computers, these methods are becoming increasingly vulnerable, necessitating ...
Optics & Photonics
Jul 3, 2024
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58
Physicists explore how fluctuations shape transport networks
Understanding how transport networks, such as river systems, form and evolve is crucial to optimizing their stability and resilience. It turns out that networks are not all alike. Tree-like structures are adequate for transport, ...
General Physics
Jul 3, 2024
0
81
New possibilities for reservoir computing with topological magnetic and ferroelectric systems
Speech recognition, weather forecasts, smart home applications: Artificial intelligence and the Internet of Things are enhancing our everyday lives. Systems based on reservoir computing are a very promising new field.
Condensed Matter
Jul 3, 2024
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57
'Acceleration beats' shine bright light on a novel universal modulation regime in a semiconductor-based laser
Researchers at the Paul-Drude-Institute for Solid State Electronics (PDI) have observed a novel modulation regime characterized by the emergence of previously unseen "acceleration beats" in a modulated semiconductor-based ...
Optics & Photonics
Jul 3, 2024
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105
High-precision infrared imaging technology reveals the magnetic domain structure of non-collinear antiferromagnets
Non-collinear antiferromagnetic materials, which have a net magnetic moment of nearly zero, yet exhibit significant anomalous transverse transport properties, are considered candidate materials for the next generation of ...
Condensed Matter
Jul 3, 2024
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7
Physicists' laser experiment excites atom's nucleus, may enable new type of atomic clock
For nearly 50 years, physicists have dreamed of the secrets they could unlock by raising the energy state of an atom's nucleus using a laser. The achievement would allow today's atomic clocks to be replaced with a nuclear ...
Optics & Photonics
Jul 2, 2024
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136
Scientists create world's most amazingly difficult maze with future potential to boost carbon capture
In new research, physicists have wielded the power of chess to design a group of intricate mazes, which could ultimately be used to tackle some of the world's most pressing challenges.
General Physics
Jul 2, 2024
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15
Dual-laser approach could lower cost of high-resolution 3D printing
Researchers have developed a new two-photon polymerization technique that uses two lasers to 3D print complex high-resolution structures. The advance could make this 3D printing process less expensive, helping it find wider ...
Optics & Photonics
Jul 2, 2024
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108
Scientists crack new method for high-capacity, secure quantum communication
Scientists have made a significant breakthrough in creating a new method for transmitting quantum information using particles of light called qudits. These qudits promise a future quantum internet that is both secure and ...
Optics & Photonics
Jul 2, 2024
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32
Neutrons on classically inexplicable paths: Quantum theory prevails in Leggett-Garg inequality test
Is nature really as strange as quantum theory says—or are there simpler explanations? Neutron measurements at TU Wien prove that it doesn't work without the strange properties of quantum theory.
Quantum Physics
Jul 2, 2024
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209
New AI program helps identify elusive space plasmoids
In an ongoing game of cosmic hide and seek, scientists have a new tool that may give them an edge. Physicists at the U.S. Department of Energy's (DOE) Princeton Plasma Physics Laboratory (PPPL) have developed a computer program ...
Plasma Physics
Jul 2, 2024
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117
Moving beyond the 80-year-old solar cell equation
Physicists from Swansea University and Åbo Akademi University have made a significant breakthrough in solar cell technology by developing a new analytical model that improves the understanding and efficiency of thin-film ...
General Physics
Jul 2, 2024
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10
Researchers develop low-cost light sheet fluorescence microscope
Three-dimensional (3D) imaging of organs and tissues is vital as it can provide important structural information at the cellular level. 3D imaging enables the accurate visualization of tissues and also helps in the identification ...
Optics & Photonics
Jul 2, 2024
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More news
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New method for generating monochromatic light in storage rings
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Engineers find a way to protect microbes from extreme conditions
Understanding the interior of atomic nuclei
Determining refractive index at relativistic speeds
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AI approach optimizes development of antibody drugs
Study finds ways to enhance transcription factor activity
'Vaults' within germ cells offer more than safekeeping
