Frequency stable and low phase noise THz synthesis for precision spectroscopy

L Djevahirdjian, L Lechevallier… - Nature …, 2023 - nature.com
We present a robust approach to generate a continuously tunable, low phase noise, Hz
linewidth and mHz/s stability THz emission in the 0.1 THz to 1.4 THz range. This is achieved …

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, developing potential in areas like wireless communication and …

THz communications using photonics and electronic devices: the race to data-rate

G Ducournau, P Szriftgiser, F Pavanello… - Journal of Infrared …, 2015 - Springer
With the mass development of mobile data transfers, wireless communications have recently
entered a new area: the carrier frequency is now entering the THz region. After a brief …

Photonic millimeter-wave generation beyond the cavity thermal limit

W Groman, I Kudelin, A Lind, D Lee, T Nakamura, Y Liu… - Optica, 2024 - opg.optica.org
Next-generation communications, radar, and navigation systems will extend and exploit the
higher bandwidth of the millimeter-wave domain for increased communication data rates as …

[HTML][HTML] Terahertz microcomb oscillator stabilized by molecular rotation

J Greenberg, BM Heffernan, A Rolland - APL Photonics, 2024 - pubs.aip.org
Controlling the coherence between light and matter has enabled the radiation of
electromagnetic waves with a spectral purity and stability that defines the Système …

Photonic crystal-structures for THz vacuum electron devices

R Letizia, M Mineo, C Paoloni - IEEE Transactions on Electron …, 2014 - ieeexplore.ieee.org
The technology of photonic crystals (PhCs) is investigated here to improve the performance
of THz vacuum electron devices. Compared with conventional metallic waveguides, the PhC …

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 …

Two-frequency pulsed YLiF4:Nd lasing out of the principal axes and THz generation

A Brenier - Optics Letters, 2015 - opg.optica.org
Thanks to a propagation direction at 50.3° from the c axis in a LiYF_4: Nd crystal, we have
equalized the emission cross-sections at 1047 and 1053 nm, respectively, for extraordinary …

Experimental investigation on the Y-type cavity tunable dual-wavelength laser based on neodymium-doped vanadate crystals

Y Zhang, M Hu, M Xu, Y Jin, X Zhou, Y Lu, M Bi… - Optics …, 2021 - Elsevier
The Y-type cavity tunable dual-wavelength laser (DWL) based on the Nd: GdVO 4 and Nd:
YVO 4 crystals is demonstrated. The DWL consists of two end-pumped structures being …

Dual-frequency 780-nm Ti: Sa laser for high spectral purity tunable CW THz generation

M Romanelli, M Alouini - IEEE Photonics Technology Letters, 2014 - ieeexplore.ieee.org
A two-axis, two-polarization, dual-frequency Ti: Sa laser optimized for high spectral purity
CW-THz generation is demonstrated. The laser output power is 50 mW. Its mean emission …