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Microcomb chips show potential for centimeter-level GPS precision

Summary by Phys.org
Optical atomic clocks can increase the precision of time and geographic position a thousandfold in our mobile phones, computers, and GPS systems. However, they are currently too large and complex to be widely used in society.

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Phys.orgPhys.org

Microcomb chips show potential for centimeter-level GPS precision

Optical atomic clocks can increase the precision of time and geographic position a thousandfold in our mobile phones, computers, and GPS systems. However, they are currently too large and complex to be widely used in society.

·United Kingdom
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Scienmag: Latest Science and Health NewsScienmag: Latest Science and Health News

Microcomb Chips Set to Revolutionize GPS Accuracy by Over a Thousandfold

Optical atomic clocks represent the pinnacle of timekeeping technology, fundamentally improving the precision of temporal measurement. Recent advancements in optical atomic clock systems have emerged from a collaborative research effort between Purdue University in the United States and Chalmers University of Technology in Sweden. These innovations hinge upon the utilization of microcombs—cutting-edge photonic devices capable of generating a wid…

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Scienmag: Latest Science and Health News broke the news in on Friday, February 21, 2025.
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