Coherent fibre link for synchronization of delocalized atomic clocks

M Cizek, L Pravdova, T Minh Pham, A Lesundak… - Optics …, 2022 - opg.optica.org
Challenging experiments for tests in fundamental physics require highly coherent optical
frequency references with suppressed phase noise from hundreds of kHz down to μHz of …

Phase-Noise Characterization in Stable Optical Frequency Transfer over Free Space and Fiber Link Testbeds

P Barcik, J Hrabina, M Cizek, Z Kolka, P Skryja… - Electronics, 2023 - mdpi.com
Time and frequency metrology depends on stable oscillators in both radio-frequency and
optical domains. With the increased complexity of the highly precise oscillators also came …

Distribución robusta de tiempo mediante redes de fibra óptica de larga distancia

J López Jiménez - 2023 - digibug.ugr.es
La creciente dependencia de diversos sectores, desde las telecomunicaciones hasta los
mercados financieros, en la sincronización precisa resalta la necesidad de sistemas de …

On-orbit spatial calibration performance of Landsat 8 and 9 thermal infrared sensors

S Eftekharzadeh, BN Wenny… - … Remote Sensing and …, 2023 - spiedigitallibrary.org
The Landsat program has consistently provided high quality Earth imagery for over five
decades. The Thermal Infrared Sensor (TIRS) on Landsat 8 and on Landsat 9, launched in …

Towards shared fiber dissemination infrastructure for precise time, coherent optical frequency, and entanglement transfers with sensing option

J Vojtech, T Novak, E Andriantsarazo… - Infrared Remote …, 2023 - spiedigitallibrary.org
In the ever-advancing realm of modern technology, the demand for unparalleled precision
and stability in timekeeping and frequency control has surged to unprecedented heights. As …