Carlos RIVERAPersonal academic portfolio and blog of Carlos RIVERA.https://cmrivera.dev/[Publication] Microcell Atomic Clock Using Laser Current-Actuated Power Modulation with $10^{-12}$ Range Stability at 1 Dayhttps://doi.org/10.1038/s41598-025-19732-xhttps://doi.org/10.1038/s41598-025-19732-xPublished in Scientific Reports, 15, 36000, 2025Wed, 15 Oct 2025 00:00:00 GMT[Publication] Cs Microcell Optical Reference at 459 nm with Short-Term Frequency Stability Below $2 \times 10^{-13}$https://doi.org/10.1063/5.0261771https://doi.org/10.1063/5.0261771Published in Applied Physics Letters, 126(12), 124003, 2025Mon, 24 Mar 2025 00:00:00 GMT[Publication] Sub-Doppler Spectroscopy of the Cs Atom $6\mathrm{S}_{1/2} \rightarrow 7\mathrm{P}_{1/2}$ Transition at 459 nm in a Microfabricated Vapor Cellhttps://doi.org/10.1364/OL.514866https://doi.org/10.1364/OL.514866Published in Optics Letters, 49(8), 1953–1956, 2024Fri, 05 Apr 2024 00:00:00 GMT[Publication] Operation of a Ramsey-CPT Microcell Atomic Clock with Driving Current-Based Power Modulation of a VCSELhttps://doi.org/10.1063/5.0196975https://doi.org/10.1063/5.0196975Published in Applied Physics Letters, 124(11), 114102, 2024Mon, 11 Mar 2024 00:00:00 GMT