TIMEKEEPER | Time Keeping with Epsilon-Near-Zero Metamaterials

Summary
Accurate time interval measurement and synchronization between two or more pulses are highly desirable in different fields of science and technology. Electronic components-based approaches can not measure the time difference between two events precisely below two-digit picosecond scale. Additionally, the use of highly expensive electronic components and temperature increase due to the heat generated within the system are other drawbacks, limiting its long-term use and performance. To address these issues, we propose to develop a novel, extremely high precision, low energy, all-optical timekeeping methodology and Timekeeper device with epsilon-near-zero (ENZ) metamaterials. Besides timekeeping, the technologies developed in this project can also become a powerful toolbox or an optical metamaterials technology platform, contributing to the creation of low-cost, accurate, practically light-based computing processes in future devices. Our work will have substantial implications on various areas of science and technology, including time and frequency metrology, geodesy, and astronomy.

The developed all-optical time interpolation will enable extremely high precision of time events up to femtosecond scale using ultra-low power and exclude the high-speed electronics and high-temperature complications. The project results will apply novel metasurface-enhanced epsilon-near-zero (ENZ) materials to realize all-optical time-to-frequency converters and optical switches that can be used to realize low-cost, high-resolution (femtosecond) time-interval counters and optical gates.
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Web resources: https://cordis.europa.eu/project/id/101112887
Start date: 01-03-2023
End date: 31-08-2024
Total budget - Public funding: - 150 000,00 Euro
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Original description

Accurate time interval measurement and synchronization between two or more pulses are highly desirable in different fields of science and technology. Electronic components-based approaches can not measure the time difference between two events precisely below two-digit picosecond scale. Additionally, the use of highly expensive electronic components and temperature increase due to the heat generated within the system are other drawbacks, limiting its long-term use and performance. To address these issues, we propose to develop a novel, extremely high precision, low energy, all-optical timekeeping methodology and Timekeeper device with epsilon-near-zero (ENZ) metamaterials. Besides timekeeping, the technologies developed in this project can also become a powerful toolbox or an optical metamaterials technology platform, contributing to the creation of low-cost, accurate, practically light-based computing processes in future devices. Our work will have substantial implications on various areas of science and technology, including time and frequency metrology, geodesy, and astronomy.

The developed all-optical time interpolation will enable extremely high precision of time events up to femtosecond scale using ultra-low power and exclude the high-speed electronics and high-temperature complications. The project results will apply novel metasurface-enhanced epsilon-near-zero (ENZ) materials to realize all-optical time-to-frequency converters and optical switches that can be used to realize low-cost, high-resolution (femtosecond) time-interval counters and optical gates.

Status

SIGNED

Call topic

ERC-2022-POC2

Update Date

12-03-2024
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