2 papers
physics.optics2025
Fully stabilized Er fiber comb at 1 GHz by harmonic modelocking
Kevin F. Lee, Jacob Lampen, Peng Li +2
Modelocked frequency comb lasers have always operated with a single pulse circulating in the laser cavity. This meant that each laser technology had an associated limit on pulse re…
physics.atom-ph2024
Frequency ratio of the Th nuclear isomeric transition and the Sr atomic clock
Chuankun Zhang, Tian Ooi, Jacob S. Higgins +9
Optical atomic clocks use electronic energy levels to precisely keep track of time. A clock based on nuclear energy levels promises a next-generation platform for precision…