Dr. Andrew Attar Profile

Dr. Andrew Attar

Staff Scientist at Vescent Photonics Inc

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Author

Publications (5)

Proceedings Article | 26 August 2024 Presentation + Paper

Ultra-low-noise laser and optical frequency comb-based timing system for the Black Hole Explorer (BHEX) mission

Hannah Tomio, Guangning Yang, Holly Leopardi, Kenji Numata, Anthony Yu, Andrew Attar, Xiaozhen Xu, Wei Lu, Cheryl Gramling, T. Sridharan, Peter Kurczynski

Proceedings Volume 13100, 131000O (2024) https://doi.org/10.1117/12.3020732

KEYWORDS: Laser frequency, Laser stabilization, Frequency combs, Laser optics, Microwave radiation, Laser development, Telescopes, Astronomical telescopes, Astronomical interferometers

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Proceedings Article | 7 June 2024 Presentation + Paper

Ruggedized low-SWaP optical frequency combs and laser modules for next-generation optical atomic clocks with pathways to operation in extreme radiation environments

Henry Timmers, Bennett Sodergren, Cole Smith, Evan Barnes, Alina Spiess, Andrew Attar, Kurt Vogel, Kevin Knabe

Proceedings Volume 13028, 1302803 (2024) https://doi.org/10.1117/12.3013772

KEYWORDS: Atomic clocks, Laser stabilization, Frequency combs, Vibration, Prototyping, Photonic integrated circuits, Industrial applications, Environmental sensing, Synthetic aperture radar, Quantum sensing

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Proceedings Article | 7 June 2024 Presentation + Paper

Ultralow-phase noise microwave generation using photonics for enhanced radar applications

Andrew Attar, Henry Timmers, Bennett Sodergren, Cole Smith, Evan Barnes, Nate Phillips, Kurt Vogel, Kevin Knabe

Proceedings Volume 13048, 130480O (2024) https://doi.org/10.1117/12.3013763

KEYWORDS: Microwave radiation, Radar, Photonics, Oscillators, Global Positioning System, Laser frequency, Synthetic aperture radar, Defense and security, Prototyping, Industrial applications

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Proceedings Article | 19 July 2022 Presentation

Lasers for deployed quantum sensors

Kevin Knabe, Henry Timmers, Andrew Attar, Bennett Sodergren, Star Fassler, Evan Barnes, Cole Smith, Kurt Vogel

Proceedings Volume PC12243, PC122430Q (2022) https://doi.org/10.1117/12.2635623

KEYWORDS: Sensors, Laser stabilization, Frequency combs, Laser optics, Laser applications, Clocks, Photonics, Near infrared, Laser development, Global Positioning System

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Proceedings Article | 1 August 2021 Presentation + Paper

Observation of conformer-specific photochemical dynamics with MeV ultrafast electron diffraction

Elio Champenois, David Sanchez, Jie Yang, Andrew Attar, Martin Centurion, Ruaridh Forbes, Markus Guehr, Kareem Hegazy, Fuhao Ji, Sajib Saha, Yusong Liu, Ming-Fu Lin, Duan Luo, Bryan Moore, J. Pedro F. Nunes, Xiaozhe Shen, Matthew Ware, Xijie Wang, Todd Martinez, Thomas J. Wolf

Proceedings Volume 11825, 118250O (2021) https://doi.org/10.1117/12.2595734

KEYWORDS: Ultrafast phenomena, Molecules, Diffraction, Carbon, Chemistry

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