Conductive polymers, synthetic substances with large molecules that can conduct electricity, can have a broad range of valuable applications. For instance, they have been used to create sensors, light-emitting diodes, photovoltaics ...
Topological phases are not restricted to electronic systems. They can also occur in magnetic materials whose properties are described in terms of magnetic waves—or so-called magnons. However, even though scientists have ...
Optics & Photonics
Jan 17, 2023
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282
Human life is inextricably bound to light. Developments in science and technology have increased the popularity of artificial light and diversified the use of sunlight. However, inappropriate light radiation can be harmful ...
Optics & Photonics
Jan 5, 2023
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8
A team of researchers has developed an on-chip photon-counting device that could significantly advance numerous applications of quantum technology.
Optics & Photonics
Jan 4, 2023
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90
At this stage in the evolution of the universe (about 14 billion years after the big bang) there are four fundamental forces in action that cause interactions among the constituents of matter.
Quantum Physics
Dec 23, 2022
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103
Nuclear fusion holds huge promise as a source of clean, abundant energy that could power the world.
Plasma Physics
Dec 16, 2022
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67
How does your phone know it's you when you use facial recognition to unlock it? An array of tiny lasers light up your face, and your phone uses the reflection to construct a 3D model—not unlike a topographical map of your ...
Optics & Photonics
Dec 12, 2022
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9
Metalenses, compact lenses made with metasurfaces, have the potential to enable thinner, lighter, cheaper, and better imaging systems for a wide range of applications where miniaturization is critical (e.g., for mobile devices, ...
Optics & Photonics
Dec 2, 2022
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7
The interaction of light with matter lies at the heart of processes in nature and in society. For example, in a solar cell, light is converted to an electrical current, but the efficiency of this conversion process can be ...
Optics & Photonics
Oct 7, 2022
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16
Researchers have shown that 3D laser printing can be used to fabricate a high-quality, complex polymer optical device directly on the end of an optical fiber. This type of micro-optical device—which has details smaller ...
Optics & Photonics
Oct 3, 2022
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