Julien Kluge

Julien Kluge is a Ph.D. student in the Joint Lab Integrated Quantum Sensors at Ferdinand-Braun-Institut and Humboldt-Universität zu Berlin (Berlin, Germany).

FIGURE 1. A palm-sized box houses a rubidium-based optical frequency reference with a stability of 10-12 in one second.
Optics

Optical frequency reference within the palm of your hand

Oct. 19, 2022
A small vapor cell inside a tiny box with a diode laser can deliver what may be at the heart of many future satellites—an optical frequency reference with high stability and low...