Results 21 to 30 of about 202 (108)

High‐power thin‐disk lasers emitting beams with axially‐symmetric polarizations

open access: yesNanophotonics, Volume 11, Issue 4, Page 835-846, January 2022., 2022
Abstract We present the intracavity generation of beams with radial polarization at an average output power of 750 W and an optical efficiency of 43% from a continuous wave thin‐disk laser. Circular grating waveguide output couplers (GWOC) were used to select the radial polarization.
Marwan Abdou Ahmed   +12 more
wiley   +1 more source

Femtosecond enhancement cavities in the nonlinear regime

open access: yes, 2022
Art. 023902We combine high-finesse optical resonators and spatial-spectral interferometry to a highly phase-sensitive investigation technique for nonlinear light-matter interactions.
Limpert, Jens   +13 more
core   +1 more source

Cavity enhanced atom interferometry [PDF]

open access: yes, 2021
Atom Interferometry is a technique offering unparalleled sensitivity to a wide range of applications. Their sensitivity is currently limited by the available laser power and flatness of the optical wavefronts.
Nourshargh, Rustin
core  

Optical interferometers with reduced sensitivity to thermal noise [PDF]

open access: yes, 2008
A fundamental limit to the sensitivity of optical interferometry is thermal noise that drives fluctuations in the positions of the surfaces of the interferometer's mirrors, and thereby in the phase of the intracavity field.
Jun Ye   +5 more
core   +1 more source

Intracavity Phase Interferometry Based Fiber Sensors

open access: yes, 2021
Intracavity Phase Interferometry (IPI) is a detection technique that exploits the inherent sensitivity of a laser\u27s frequency to the parameters of its cavity.
Horstman, Luke Jameson
core  

Cavity Optomechanics with High Stress Silicon Nitride Films [PDF]

open access: yes, 2012
There has been a barrage of interest in recent years to marry the fields of nanomechanics and quantum optics. Mechanical systems provide sensitive and scalable architectures for sensing applications ranging from atomic force microscopy to gravity wave ...
Wilson, Dalziel Joseph
core   +1 more source

Impact of giant resonant dispersion on the response of intracavity phase interferometry and laser gyros

open access: yes, 2016
Intracavity Phase Interferometry is a phase sensing technique using mode-locked lasers in which two intracavity pulses circulate. The beat frequency between the two output frequency combs is proportional to a phase shift to be measured. A laser gyro is a particular implementation of this device.
Hendrie, James   +3 more
openaire   +2 more sources

Lithium Niobate Quadratic Integrated Nonlinear Photonics: Enabling Ultra‐Wide Bandwidth and Ultrafast Photonic Engines

open access: yesNanophotonics, Volume 15, Issue 9, 13 May 2026.
This perspective surveys emerging quantum and classical photonic applications across operating wavelengths and timescales, highlighting persistent technological gaps in integrated light sources. We examine the unique advantages of quadratic nonlinear photonics on the thin‐film lithium niobate (TFLN) platform and discuss strategies for realizing ...
Meng Tian   +7 more
wiley   +1 more source

Recent advances in ultrafast optical parametric oscillator frequency combs

open access: yes, 2014
We discuss recent advances in the stabilization and application of femtosecond frequency combs based on optical parametric oscillators (OPOs) pumped by femtosecond lasers at 800 and 1060 nm.
Reid, Derryck T.; id_orcid   +2 more
core   +1 more source

NIR/VIS Dual‐Comb Spectroscopy Comparing High and Low Repetition Rate Regimes

open access: yesLaser &Photonics Reviews, Volume 20, Issue 10, 22 May 2026.
This work compares dual‐comb spectroscopy at lower and higher repetition rates, emphasizing the inherent trade‐off between spectral and temporal resolution. The 80 MHz system provides high‐resolution spectra suitable for analyzing complex molecular structures, whereas the free‐running 1 GHz platform enables fast measurements for real‐time trace gas ...
Alexander Eber   +6 more
wiley   +1 more source

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