Researchers have demonstrated a new optical atomic clock that uses a single laser and doesn't require cryogenic temperatures. By greatly reducing the size and complexity of atomic clocks without sacrificing accuracy and stability, ...
Quantum Physics
Sep 18, 2024
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71
Researchers have developed a new 3D method that can be used to track fast-moving objects at unprecedented high speeds. The real-time tracking approach, which is based on single-pixel imaging, could be used to improve autonomous ...
Optics & Photonics
Jun 21, 2024
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7
Researchers have leveraged deep learning techniques to enhance the image quality of a metalens camera. The new approach uses artificial intelligence to turn low-quality images into high-quality ones, which could make these ...
Optics & Photonics
May 15, 2024
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105
Researchers have developed new optical tweezers that can stably trap particles that are large—about 0.1 mm—and irregularly shaped. While conventional optical tweezers use highly focused laser beams to trap micro- or nano-scale ...
Optics & Photonics
May 14, 2024
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70
Researchers have developed a 3D full-color display method that uses a smartphone screen rather than a laser to create holographic images. With further development, the new approach could be useful for augmented or virtual ...
Optics & Photonics
Apr 2, 2024
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99
Focusing a tailored laser beam through transparent glass can create a tiny spot inside the material. Researchers at Tohoku University have reported on a way to use this small spot to improve laser material processing, boosting ...
Optics & Photonics
Mar 27, 2024
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115
For the first time, researchers have shown that 3D-printed polymer-based micro-optics can withstand the heat and power levels that occur inside a laser. The advance enables inexpensive, compact, and stable laser sources that ...
Optics & Photonics
Dec 13, 2023
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120
A research team led by Prof. Gao Xiaoming from the Hefei Institutes of Physical Science of the Chinese Academy of Sciences has improved the measurement accuracy of atmospheric greenhouse gases, including carbon dioxide, by ...
Optics & Photonics
Oct 24, 2023
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1
Researchers at MESA+ Institute for Nanotechnology developed a tool that can measure the size of a plasma source and the color of the light it emits simultaneously. "Measuring both at the same time enables us to further improve ...
Optics & Photonics
Sep 13, 2023
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16
Photonic thermometers, which measure temperature using light, have the potential to revolutionize temperature measurement by being faster, smaller, and more robust than traditional thermometers. In essence, the sensors work ...
Optics & Photonics
Aug 29, 2023
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11
