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Search results for electromagnetic fields

Optics & Photonics Oct 31, 2022

Topological near fields generated by topological structures

Metamaterials and metaoptics offer a broad dimension to explore exotic functionalities in physics and optics. In a new report now published in Science Advances, Jie Peng and a team of scientists in physics and interdisciplinary ...

General Âé¶¹ÒùÔºics Oct 20, 2022

Completing Einstein's homework on special relativity in electromagnetism

Albert Einstein, one of the most celebrated modern scientists, proposed the revolutionary theory of special relativity more than a century ago. This theory forms the basis of most of what we understand about the universe, ...

Quantum Âé¶¹ÒùÔºics Oct 19, 2022

Âé¶¹ÒùÔºicists confirm hitch in proton structure

Nuclear physicists have confirmed that the current description of proton structure isn't all smooth sailing. A new precision measurement of the proton's electric polarizability performed at the U.S. Department of Energy's ...

Nanophysics Oct 19, 2022

MXene composite could eliminate electromagnetic interference by absorbing it

A recent discovery by materials science researchers in Drexel University's College of Engineering might one day prevent electronic devices and components from going haywire when they're too close to one another. A special ...

Optics & Photonics Oct 18, 2022

Exploring light-driven molecular swing

When light impinges on molecules, it is absorbed and re-emitted. Advances in ultrafast laser technology have steadily improved the level of detail in studies of such light-matter interactions.

Optics & Photonics Oct 14, 2022

The complex Maxwell stress tensor theorem: A novel scenery underlying electromagnetic optical forces

Optical manipulation of matter by using the mechanical action of light is one of the vibrant subjects of micro and nanoscience. In 2018 the Nobel Prize in physics was awarded to Arthur Ashkin for the invention and development ...

Materials Science Oct 11, 2022

Heat-proof chaotic carbides could revolutionize aerospace technology

A group of scientists led by Duke University have engineered a new class of materials capable of producing tunable plasmonic properties while withstanding incredibly high temperatures.

Earth Sciences Oct 7, 2022

Slight shifts in magnetic field preceded California earthquakes

Researchers studying intermediate to large earthquakes in California have discovered detectable changes in the local magnetic field that occur 2–3 days before an earthquake. In a study now published in Journal of Geophysical ...

Optics & Photonics Sep 30, 2022

Researchers propose and demonstrate an optical black hole cavity based on transformation optics

Whispering-gallery-mode (WGM) cavities represent an intriguing platform for intensely enhancing light-matter interaction. It lays the foundations for ultra-low threshold lasers, ultra-sensitive sensing, nonlinear optics and ...

Bio & Medicine Sep 27, 2022

Technology produces more than 100 medical microrobots per minute that can be disintegrated in the body

Daegu Gyeongbuk Institute of Science & Technology (DGIST, President Yang Kook) Professor Hongsoo Choi's team of the Department of Robotics and Mechatronics Engineering collaborated with Professor Sung-Won Kim's team at Seoul ...

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