Brillouin laser-driven terahertz oscillator up to 3 THz with femtosecond-level timing jitter

BM Heffernan, J Greenberg, T Hori, T Tanigawa… - Nature …, 2024‏ - nature.com
The terahertz (THz) frequency range, spanning from 0.1 to 10.0 THz, is a field ripe for
innovation with vast, develo** potential in areas like wireless communication and …

Relationship between gain and concentration in doped waveguide amplifiers

C Strohhöfer, A Polman - Journal of Applied Physics, 2001‏ - pubs.aip.org
We have used a rate equation propagation model of an Er 3+/Yb 3+ doped Al 2 O 3
waveguide amplifier with copropagating pump at 980 nm to investigate the dependence of …

Experimental demonstration of a tunable dual-frequency semiconductor laser free of relaxation oscillations

G Baili, L Morvan, M Alouini, D Dolfi, F Bretenaker… - Optics letters, 2009‏ - opg.optica.org
Tunable dual-frequency oscillation is demonstrated in a vertical external-cavity surface-
emitting laser. Simultaneous and robust oscillation of the two orthogonally polarized …

Non-linear optoelectronic phase-locked loop for stabilization of opto-millimeter waves: towards a narrow linewidth tunable THz source

A Rolland, G Loas, M Brunel, L Frein, M Vallet… - Optics express, 2011‏ - opg.optica.org
We propose an optoelectronic phase-locked loop concept which enables to stabilize optical
beat notes at high frequencies in the mm-wave domain. It relies on the use of a nonlinear …

Dual-frequency fundamental-mode NPRO laser for low-noise microwave generation

W Fan, C Ma, D Liu, R Zhu, G Zhou, X Gong, S Zhou… - Optics …, 2023‏ - opg.optica.org
Monolithic nonplanar ring oscillators (NPROs) have achieved great success in industry,
scientific applications and space missions due to their excellent narrow-linewidth, low-noise …

[HTML][HTML] Recent developments of an opto-electronic THz spectrometer for high-resolution spectroscopy

F Hindle, C Yang, G Mouret, A Cuisset, R Bocquet… - Sensors, 2009‏ - mdpi.com
A review is provided of sources and detectors that can be employed in the THz range before
the description of an opto-electronic source of monochromatic THz radiation. The realized …

Offset phase locking of Er, Yb: glass laser eigenstates for RF photonics applications

M Alouini, B Benazet, M Vallet, M Brunel… - IEEE Photonics …, 2001‏ - ieeexplore.ieee.org
An optical source of microwaves with very low phase noise for communications and radar
systems is realized and tested. It is obtained by dual-frequency operation of a diode pumped …

Dual frequency laser with two continuously and widely tunable frequencies for optical referencing of GHz to THz beatnotes

G Danion, C Hamel, L Frein, F Bondu, G Loas… - Optics express, 2014‏ - opg.optica.org
A dual-frequency 1.55 µm laser for CW low noise microwave, millimeter and sub millimeter
wave synthesis is demonstrated, where frequency stabilization is possible on each …

THz-dual-frequency Yb3+:KGd(WO4)2 laser for continuous wave THz generation through photomixing

R Czarny, M Alouini, C Larat, M Krakowski, D Dolfi - Electronics Letters, 2004‏ - IET
A diode-pumped KGd (WO4) 2 Yb3+ doped laser has been developed for CW-THz
generation. The frequency difference between the two modes is step tunable from DC to 3.1 …

Spectroscopic and laser properties of Er3+:Yb3+:LuAl3(BO3)4 crystal at 1.5-1.6 μm

Y Chen, Y Lin, J Huang, X Gong, Z Luo, Y Huang - Optics Express, 2010‏ - opg.optica.org
An Er^ 3+: Yb^ 3+: LuAl_3 (BO_3) _4 crystal doped with 24.1 at.% Yb^ 3+ and 1.1 at.% Er^
3+ ions was grown by the flux method. The polarized spectroscopic properties related to the …