Recent advances in laser self-injection locking to high-Q microresonators

NM Kondratiev, VE Lobanov, AE Shitikov, RR Galiev… - Frontiers of …, 2023‏ - Springer
The stabilization and manipulation of laser frequency by means of an external cavity are
nearly ubiquitously used in fundamental research and laser applications. While most of the …

Sub-Hz fundamental, sub-kHz integral linewidth self-injection locked 780 nm hybrid integrated laser

A Isichenko, AS Hunter, D Bose, N Chauhan… - Scientific Reports, 2024‏ - nature.com
Today's precision experiments for timekee**, inertial sensing, and fundamental science
place strict requirements on the spectral distribution of laser frequency noise. Rubidium …

Reliable intracavity reflection for self-injection locking lasers and microcomb generation

B Shen, X Zhang, Y Wang, Z Tao, H Shu… - Photonics …, 2024‏ - opg.optica.org
Self-injection locking has emerged as a crucial technique for coherent optical sources,
spanning from narrow linewidth lasers to the generation of localized microcombs. This …

Red narrow-linewidth lasing and frequency comb from gain-switched self-injection-locked Fabry–Pérot laser diode

AE Shitikov, RR Galiev, KN Min'kov, NM Kondratiev… - Scientific Reports, 2023‏ - nature.com
Narrow-linewidth lasers are in extensive demand for numerous cutting-edge applications.
Such lasers operating at the visible range are of particular interest. Self-injection locking of a …

Four-wave mixing in a laser diode gain medium induced by the feedback from a high-Q microring resonator

DM Sokol, NY Dmitriev, DA Chermoshentsev… - Photonics …, 2024‏ - opg.optica.org
Laser diodes are widely used and play a crucial role in myriad modern applications
including nonlinear optics and photonics. Here, we explore the four-wave mixing effect in a …

Crystalline germanium high-Q microresonators for mid-IR

TS Tebeneva, VE Lobanov, DA Chermoshentsev… - Optics …, 2024‏ - opg.optica.org
High-quality-factor optical microresonators have become an appealing object for numerous
applications. However, the mid-infrared band experiences a lack of applicable materials for …

[HTML][HTML] Two-channel whispering gallery mode self-injection locking lasers for hybrid optically pumped atomic comagnetometers

Q Liu, L Duan, N Ma, G Liu - Measurement, 2025‏ - Elsevier
Hybrid optically pumped atomic comagnetometers require low-noise pum** and probing
lasers that exhibit tens of terahertz frequency difference. By exploiting the large free spectral …

Fabry-Pérot laser diode spectrum switching by controllable self-injection locking to a high-quality-factor optical microresonator

ML Galkin, DA Chermoshentsev, VI Pavlov… - Optics …, 2024‏ - opg.optica.org
We propose a technique for automatic search and identification of possible generation
regimes of a commercial multimode Fabry-Pérot laser diode self-injection locked to a high …

Self-injection-locked second-harmonic generation at 532 nm in high-Q Fabry-Perot micro-cavities

J Zhang, F Chen, L Deng, W Liang - Optics & Laser Technology, 2024‏ - Elsevier
Based on the combination of DFB laser self-injection-locking (SIL) and external-cavity
frequency-doubling, we have successfully demonstrated, for the first time to our knowledge …

Self-injection-locked near-visible laser at 781 nm<? pag\break?> by frequency-doubling in a quasi-singly resonant high-Q micro-cavity

J Zhang, W Liang - Optics Letters, 2025‏ - opg.optica.org
Based on a quasi-singly resonant plane-concave Fabry–Perot (FP) micro-cavity with a high
Q-factor of 9.1 M and a volume of< 0.12 mL, we have demonstrated self-injection-locked …