Results 21 to 30 of about 15,696 (258)

All-fiber probing of aluminized RDX particle micro-explosion

open access: yesFrontiers in Physics, 2023
Investigating the thermal decomposition characteristics and mechanisms of nano- and submicron-aluminized 1,3,5-trinitro-1,3,5-triazine (RDX) is essential to optimize the formulations and improve combustion/detonation efficiencies.
Yu Zhang   +8 more
doaj   +1 more source

Fabrication limits of waveguides in nonlinear crystals and their impact on quantum optics applications

open access: yesNew Journal of Physics, 2019
Waveguides in nonlinear materials are a key component for photon pair sources and offer promising solutions to interface quantum memories through frequency conversion.
Matteo Santandrea   +3 more
doaj   +1 more source

3D-integrated optics component for astronomical spectro-interferometry

open access: yes, 2022
S.4556-4565We present the experimental characterization of a spectro-interferometry setup based on a laser-written three-dimensional integrated optics component.
Pertsch, Thomas   +4 more
core   +1 more source

Improving SPDC single-photon sources via extended heralding and feed-forward control

open access: yesNew Journal of Physics, 2019
Evolving photonic quantum technologies and applications require higher and higher rates of single photon generation. In parallel, it is required that these generated photons are kept spectrally pure for multi-photon experiments and that multi-photon ...
Marcello Massaro   +4 more
doaj   +1 more source

All-optical nonvolatile optical modulator for in-fiber operation

open access: yesNanophotonics, 2023
The control of information is a defining feature of the information age, and the optical modulator likewise has a crucial role in optical networks. The transmission, processing, and storage of data have demanded low energy consumption and high speed for ...
Liu Zhihai   +10 more
doaj   +1 more source

Direct Femtosecond Laser Inscription of High-Order Bragg Gratings in Fluoroaluminate Glass Fiber

open access: yesIEEE Photonics Journal, 2022
This letter reports the fabrication of fiber Bragg gratings (FBGs) within in-house fabricated fluoroaluminate (AlF3) glass fibers using femtosecond (fs) laser inscription at 800 nm.
Lin She   +11 more
doaj   +1 more source

High-Resolution Distributed Dispersion Characterization for Polarization Maintaining Fibers Based on a Closed-Loop Measurement Framework

open access: yesIEEE Photonics Journal, 2017
A closed-loop dispersion measurement framework (CLDM) is proposed. Carrying out dispersion compensation with an arbitrary trial dispersion on the interferogram under test, and using a criterion function as feedback to adjust the trial dispersion until ...
Zhangjun Yu   +8 more
doaj   +1 more source

Direct recognition of Raman spectra without baseline correction based on deep learning

open access: yesAIP Advances, 2022
Raman spectroscopy, widely used for material analysis, has formed an extensive spectral library. In practical applications, it is usually necessary to preprocess Raman spectroscopy of the target material and then identify the material through spectral ...
Yuping Liu   +3 more
doaj   +1 more source

High-Order Interference Effect Introduced by Polarization Mode Coupling in Polarization—Maintaining Fiber and Its Identification

open access: yesSensors, 2016
The high-order interference (HOI)—The interferogram introduced by polarization mode couplings (PMC) of multiple perturbations—Will cause misjudgment of the realistic coupling points in polarization-maintaining fiber (PMF) which is tested with a white ...
Chuang Li   +7 more
doaj   +1 more source

Modal Interferometer Using Three-Core Fiber for Simultaneous Measurement Strain and Temperature

open access: yesIEEE Photonics Journal, 2016
A structure made of tapered three-core fiber and CO2 laser notch long-period fiber grating is proposed in this paper. By adjusting the taper waist diameter of a three-core fiber, this structure is made suitable for simultaneous strain and temperature ...
Tao Geng   +7 more
doaj   +1 more source

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