Results 51 to 60 of about 20,974 (150)

Three-port beam splitters-combiners for interferometer applications

open access: yes, 2006
We derive generic phase and amplitude coupling relations for beam splitters-combiners that couple a single port with three output ports or input ports, respectively.
A. Bunkowski   +7 more
core   +2 more sources

The Role of Interactions in an Electronic Fabry-Perot Interferometer Operating in the Quantum Hall Effect Regime [PDF]

open access: yes, 2009
Interference of edge channels is expected to be a prominent tool for studying statistics of charged quasiparticles in the quantum Hall effect (QHE) [A. Stern (2008), Ann. Phys. 1:204; C. Chamon et al. (1997), Phys. Rev. B, 55:2331].
A. Bid   +9 more
core   +2 more sources

Mid‐Infrared Integrated Photonics: Material Platforms and Emerging Applications

open access: yesLaser &Photonics Reviews, EarlyView.
Mid‐infrared (MIR) integrated photonics enables advanced chemical and biological sensing through the unique absorption features of molecules in the 2–20 µm range. This review highlights recent material advances such as chalcogenide glasses, silicon, and graphene and explores MIR applications in environmental monitoring, medical diagnostics ...
Muhammad Ali Butt   +2 more
wiley   +1 more source

The many facets of the Fabry-Perot [PDF]

open access: yes, 2016
We address the response, both in amplitude and intensity, of a Fabry-Perot from a variety of viewpoints. These complementary pictures conspire to achieve a comprehensive and consistent theory of the operation of this system.Comment: 15 pages, 9 ...
Leuchs, Gerd   +2 more
core   +3 more sources

Pressure and Temperature Sensor Based on Fiber-Optic Fabry-Perot Interferometer by Phase Demodulation

open access: yesIEEE Access, 2019
A phase demodulation of dual-cavity fiber-optic Fabry-Perot interferometer based on open-cavity and silica-cavity was proposed and experimentally demonstrated for pressure and temperature sensing. In contrast to the commonly used wavelength demodulation,
Delin Zhao, Yongfeng Wu, Jing Wu
doaj   +1 more source

Micro‐Transfer Printed Continuous‐Wave and Mode‐Locked Laser Integration at 800 nm on a Silicon Nitride Platform

open access: yesLaser &Photonics Reviews, EarlyView.
A heterogeneous III‐V/SiN platform for lasers at 800 nm is realized using the micro‐transfer printing method. Efficient GaAs gain sections are directly butt‐coupled to SiN waveguides, enabling continuous‐wave and mode‐locked extended‐cavity lasers. The mode‐locked lasers generate highly stable pulse trains with repetition rates up to 9.2 GHz and a ...
Max Kiewiet   +13 more
wiley   +1 more source

Analysis of parametric oscillatory instability in Fabry-Perot cavity with Gauss and Laguerre-Gauss main mode profile

open access: yes, 2009
We calculate the parametric instabilities in Fabry-Perot cavities of Advanced VIRGO and LIGO interferometers with different main mode profiles. All unstable combinations of elastic and Stokes modes both for the case with TEM00 and LG33 as a carriers are ...
Abbott   +34 more
core   +1 more source

Alignment procedure for the VIRGO Interferometer: experimental results from the Frascati prototype [PDF]

open access: yes, 1996
A small fixed-mirror Michelson interferometer has been built in Frascati to experimentally study the alignment method that has been suggested for VIRGO. The experimental results fully confirm the adequacy of the method.
Abramovici   +14 more
core   +3 more sources

Study on phase demodulation algorithm of fiber optic pressure sensor based on nonlinear differential equation

open access: yesAIP Advances, 2022
Fiber optic Fabry–Pérot sensors have been widely developed with unique advantages, such as ease of reuse, resistance to electromagnetic interference, light weight, and their ability to work in extreme environments.
Fei Feng   +3 more
doaj   +1 more source

Pulse Generation by On‐Chip Dispersion Compensation at 8 µm Wavelength

open access: yesLaser &Photonics Reviews, EarlyView.
This work demonstrates on‐chip pulse generation at 8 μm$\mathrm{\mu}\mathrm{m}$ using chirped Bragg gratings in SiGe graded‐index photonic circuits to compensate the quadratic phase of quantum cascade laser frequency combs. With this approach pulses as short as 1.39 ps were produced, close to the transform limit, representing a key step toward compact,
Annabelle Bricout   +17 more
wiley   +1 more source

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