Mode control is essential for optical communications and data processing technologies. Whether it's connections and switches in data transmission lines or some sort of non-reciprocal device for optical circuits, the ability ...
Physicists and materials scientists have developed a compact optical device containing vertically stacked metasurfaces that can generate microscopic text and full-color holograms for encrypted data storage and color displays. ...
(PhysOrg.com) -- A team of engineers from Taiwan seems to have overcome one of the most persistent challenges of 3D display technology, which could enable them to produce a cinematic 3D display with superior quality compared ...
Researchers at AMOLF, University of Pennsylvania, and City University of New York (CUNY) created a nanostructured surface capable of solving equations using light. This discovery opens exciting new opportunities in the field ...
Nanophysics
Jan 16, 2023
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Nanophotonic light emitters are compact and versatile devices with wide-ranging applications in applied physics. In a new report now published on Science Advances, Ki Young Lee and a research team in physics and engineering ...
(Phys.org)—In cold regions on earth, negative temperatures on the Fahrenheit or Celsius scale can often occur in winter; in physics, however, they were so far impossible. On the absolute temperature scale that is used by ...
General Physics
Jan 4, 2013
54
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(Phys.org) -- Electrical engineers at The University of Texas at Arlington and at the University of Wisconsin-Madison have devised a new laser for on-chip optical connections that could give computers a huge boost in speed ...
Optics & Photonics
Jul 23, 2012
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New research by Columbia Engineering demonstrates remarkable optical nonlinear behavior of graphene that may lead to broad applications in optical interconnects and low-power photonic integrated circuits. With the placement ...
Optics & Photonics
Jul 15, 2012
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Metamaterials are a new class of artificial substances with properties unlike anything found in the natural world. Some have been designed to act as invisibility cloaks; others as superlenses, antenna systems or highly sensitive ...
Condensed Matter
Mar 9, 2012
7
0
Converting sunlight to electricity might no longer mean large panels of photovoltaic cells atop flat surfaces like roofs.
Nanomaterials
Nov 2, 2009
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