Rotating objects carry angular momentum; this fact extends even to the tiniest of particles, such as photons. Photons possess not one but two distinct forms of angular momentum: spin angular momentum (SAM) and orbital angular ...
Optics & Photonics
Oct 18, 2023
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58
(PhysOrg.com) -- With controlled stretching of molecules, Cornell researchers have demonstrated that single-molecule devices can serve as powerful new tools for fundamental science experiments. Their work has resulted in ...
Nanophysics
Jun 10, 2010
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As computers get more powerful and connected, the amount of data that we send and receive is in a constant race with the technologies that we use to transmit it. Electrons are now proving insufficiently fast and are being ...
General Physics
May 18, 2020
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241
Topological insulators are considered a very promising material class for the development of future electronic devices. A research team at Helmholtz-Zentrum Berlin has discovered, how light can be used to alter the physical ...
General Physics
Mar 27, 2014
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Researchers from the University of Turku have determined the geometrical parameters of a neutron star floating in the galaxy 21,000 light years away. The finding confirms old ideas that this star precesses like a whirligig.
Astronomy
Oct 26, 2022
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236
Researchers have successfully created a magnetic soliton – a nano-sized, spinning droplet that was first theorized 35 years ago. These solitons have implications for the creation of magnetic, spin-based computers.
General Physics
Mar 14, 2013
2
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Each year, an estimated two trillion dollars is lost globally due to counterfeit products ranging from jewelry to medicine. As current security labels and product authentication methods are rapidly becoming obsolete or easy ...
Nanophysics
Mar 14, 2023
1
39
Light can be tailored, much like cloth, weaving and stitching a pattern into the very fabric of light itself. This so-called structured light allows us to access, harness and exploit all light's degrees of freedom, for seeing ...
Optics & Photonics
Jun 30, 2022
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29
(Phys.org) —Located some 25 million light-years away, this new Hubble image shows spiral galaxy ESO 373-8. Together with at least seven of its galactic neighbors, this galaxy is a member of the NGC 2997 group. We see it ...
Astronomy
Dec 31, 2013
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0
European scientists developed solid-state semiconductor components with magnetic properties, a prerequisite for a new generation of electronic devices exploiting both the charge and the spin of electrons.
Electronics & Semiconductors
Oct 17, 2012
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