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Nanophysics news
Examining domain walls in magnetic nanowires
Magnetic domains walls are known to be a source of electrical resistance due to the difficulty for transport electron spins to follow their magnetic texture. This phenomenon holds potential for utilization in spintronic devices, ...
Nanophysics
Jun 2, 2023
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62
Insect wings could inspire new self-cleaning technologies
Fresh insights into how insects use water droplets to wash dirt and pollutants from their bodies could help improve the performance of self-cleaning devices, a study suggests.
Nanophysics
Jun 2, 2023
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Researchers find a way to reduce the overheating of semiconductor devices
The demand to shrink the size of semiconductors coupled with the problem of the heat generated at the hot spots of the devices not being effectively dispersed has negatively affected the reliability and durability of modern ...
Nanophysics
Jun 1, 2023
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7
Examining a nanocrystal that shines on and off indefinitely
In 2021, lanthanide-doped nanoparticles made waves—or rather, an avalanche—when Changwan Lee, then a Ph.D. student in Jim Schuck's lab at Columbia Engineering, set off an extreme light-producing chain reaction from ultrasmall ...
Nanophysics
May 31, 2023
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162
Counterintuitive lithium compounds suggest route toward high-temperature superconductivity
Researchers from Skoltech, Jiangsu Normal University, and elsewhere have predicted unexpected compounds formed by lithium and cesium under high pressure. These new substances display unexpected chemistry and never-before-seen ...
Nanophysics
May 31, 2023
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39
Making the structure of 'fire ice' with nanoparticles
Cage structures made with nanoparticles could be a route toward making organized nanostructures with mixed materials, and researchers at the University of Michigan have shown how to achieve this through computer simulations.
Nanophysics
May 25, 2023
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Scientists discover nonlocal effects of biexciton emission in large semiconductor nanocrystals
In a new paper published in eLight, a team of scientists led by Professors Haizheng Zhong and Yongyou Zhang from the Beijing Institute of Technology and Professor Haiyan Qin from Zhejiang University have discovered nonlocal ...
Nanophysics
May 22, 2023
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7
Stretching metals at the atomic level allows researchers to create important materials for quantum applications
A University of Minnesota Twin Cities-led team has developed a first-of-its-kind, breakthrough method that makes it easier to create high-quality metal oxide thin films out of "stubborn" metals that have historically been ...
Nanophysics
May 22, 2023
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98
Exploring a novel way to convert heat to electricity
Researchers at the National Institute of Standards and Technology (NIST) have fabricated a novel device that could dramatically boost the conversion of heat into electricity. If perfected, the technology could help recoup ...
Nanophysics
May 19, 2023
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122
Topologically structured light detects the position of nano-objects with atomic resolution
Optical imaging and metrology techniques are key tools for research rooted in biology, medicine and nanotechnology. While these techniques have recently become increasingly advanced, the resolutions they achieve are still ...
Researchers develop optoelectronic graded neurons for perceiving dynamic motion
The tiny visual systems of flying insects have inspired researchers of the Hong Kong Polytechnic University (PolyU) to develop optoelectronic graded neurons for perceiving dynamic motion, enriching the functions of vision ...
Nanophysics
May 18, 2023
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Researchers develop photochromic active colloids for the development of new smart materials
In nature, the skin of cephalopods (animals with tentacles attached to the head) exhibits unparalleled camouflage ability. Their skin contains pigment groups that can sense changes in environmental light conditions, and they ...
Nanophysics
May 18, 2023
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Researchers improving technology to generate high harmonics in nonlinear nanostructured metasurfaces
Natural and artificial crystals can change the spectral color of light, which is known as the nonlinear optical effect. Color conversion is used for numerous applications, including nonlinear microscopy for biological structures ...
Nanophysics
May 18, 2023
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139
Researchers use structured light on a chip in another photonics breakthrough
In everyday life we experience light in one of its simplest forms—optical rays or beams. However, light can exist in much more exotic forms. Thus, even beams can be shaped to take the form of spirals; so-called vortex beams, ...
Nanophysics
May 17, 2023
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141
Using nanofaceting to manipulate quantum dots into nanocrystals
A new method of controlling the shape of tiny particles about one tenth of the width of human hair could make the technology that powers our daily lives more stable and more efficient, scientists claim.
Nanophysics
May 17, 2023
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172
Researchers demonstrate electrical creation and control of antiferromagnetic vortices
A new study has shown for the first time how electrical creation and control of magnetic vortices in an antiferromagnet can be achieved, a discovery that will increase the data storage capacity and speed of next generation ...
Nanophysics
May 16, 2023
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138
Supercomputing simulations spot electron orbital signatures
No one will ever be able to see a purely mathematical construct such as a perfect sphere. But now, scientists using supercomputer simulations and atomic resolution microscopes have imaged the signatures of electron orbitals, ...
Nanophysics
May 15, 2023
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953
Team manages to dynamically control trions with a waveguide
Things do not always go as one wants in reality. This is especially true in the world of light. However, a research team at POSTECH has successfully controlled "trions," a breakthrough toward developing what could ultimately ...
Nanophysics
May 15, 2023
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43
Harnessing machine learning to make nanosystems more energy efficient
Getting something for nothing doesn't work in physics. But it turns out that, by thinking like a strategic gamer, and with some help from a demon, improved energy efficiency for complex systems like data centers might be ...
Nanophysics
May 12, 2023
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334
A novel method for enhancing optical properties of MXenes
Two-dimensional layered materials are a novel class of materials that exhibit strong and distinctive light-matter interactions, offering broad application prospects in optoelectronic devices and photonic elements. These materials ...
Nanophysics
May 11, 2023
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