Generation of ultrastable microwaves via optical frequency division

TM Fortier, MS Kirchner, F Quinlan, J Taylor… - Nature …, 2011 - nature.com
There has been increased interest in the use and manipulation of optical fields to address
the challenging problems that have traditionally been approached with microwave …

Toward monolithic integration of OEOs: from systems to chips

T Hao, J Tang, D Domenech, W Li… - Journal of Lightwave …, 2018 - ieeexplore.ieee.org
The optoelectronic oscillator (OEO) has attracted a great deal of attention in recent years as
a high-performance microwave source. Thanks to the high quality-factor (Q-factor) provided …

Nonlinear and quantum optics with whispering gallery resonators

DV Strekalov, C Marquardt, AB Matsko… - Journal of …, 2016 - iopscience.iop.org
Optical whispering gallery modes (WGMs) derive their name from a famous acoustic
phenomenon of guiding a wave by a curved boundary observed nearly a century ago. This …

Searching for ultralight axions with twisted cavity resonators of anyon rotational symmetry with bulk modes of nonzero helicity

JF Bourhill, ECI Paterson, M Goryachev, ME Tobar - Physical Review D, 2023 - APS
Möbius-ring resonators stem from a well-studied and fascinating geometrical structure which
features a one-sided topology, the Möbius strip, and have been shown to exhibit fermion …

Direct terrestrial test of Lorentz symmetry in electrodynamics to 10−18

M Nagel, SR Parker, EV Kovalchuk, PL Stanwix… - Nature …, 2015 - nature.com
Lorentz symmetry is a foundational property of modern physics, underlying the standard
model of particles and general relativity. It is anticipated that these two theories are low …

Ultralow noise microwave generation with fiber-based optical frequency comb and application to atomic fountain clock

J Millo, M Abgrall, M Lours, EML English… - Applied Physics …, 2009 - pubs.aip.org
We demonstrate the use of a fiber-based femtosecond laser locked onto an ultrastable
optical cavity to generate a low-noise microwave reference signal. Comparison with both a …

Actively mode-locked optoelectronic oscillator for microwave pulse generation

J Wo, J Zhang, Y Wang - Optics & Laser Technology, 2022 - Elsevier
The optoelectronic oscillator (OEO) is the most widely investigated microwave photonic
hybrid system for the generation of microwave signal with high frequency and low phase …

Microwave-cavity-mode optimization by background antiresonance tuning

MT Hatzon, EN Ivanov, JF Bourhill, M Goryachev… - Physical Review …, 2024 - APS
To derive the best oscillator phase noise when implementing a high-Q resonator, the
resonant spectral line shape must have high contrast and symmetry. Ideally, this line shape …

Cs-based optical frequency measurement using cross-linked optical and microwave oscillators

C Tamm, N Huntemann, B Lipphardt, V Gerginov… - Physical Review A, 2014 - APS
We describe a measurement of the frequency of the 2 S 1/2 (F= 0)-2 D 3/2 (F′= 2) transition
of 171Yb+ at the wavelength 436 nm (frequency 688 THz), using a single Yb+ ion confined …

Microwave generation with low residual phase noise from a femtosecond fiber laser with an intracavity electro-optic modulator

WC Swann, E Baumann, FR Giorgetta, NR Newbury - Optics express, 2011 - opg.optica.org
Low phase-noise microwave generation has previously been demonstrated using self-
referenced frequency combs to divide down a low noise optical reference. We demonstrate …