Results 81 to 90 of about 148,804 (200)

A fiber optic intrusion monitoring system

open access: yes, 2013
A fiber optic intrusion monitoring system comprises a multimode optical fiber, a coherent light source, a CCD, and a processor for generation of the output signal. The system is based on the principle of variation of speckle pattern in the far-field of a multimode optical fiber under mechanical perturbation.
Culeac, I.P.   +7 more
openaire   +2 more sources

Fiber Optic Daylighting with Concentrating Solar Collectors: A State-of-the-Art Review

open access: yesEnergies
Nowadays, the development of innovative and feasible sustainable solutions able to reduce lighting costs and enhance the building’s energy efficiency is a hot topic and one of the most challenging research avenues.
Taher Maatallah   +4 more
doaj   +1 more source

Supercontinuum Generation in Soft Glass Photonic Crystal Fibers Developed Based on 3D Printed Preforms

open access: yesAdvanced Science
The readiness level of 3D glass printing technology for optical fiber development is explored. A preform of an air‐glass photonic crystal fiber is printed with synthesized in‐house lead borate glass using a custom‐made 3D printer.
Pawel Wienclaw   +10 more
doaj   +1 more source

Direct laser-written optomechanical membranes in fiber Fabry-Perot cavities

open access: yesNature Communications
Integrated micro- and nanophotonic optomechanical experiments enable the manipulation of mechanical resonators on the single phonon level. Interfacing these structures requires elaborate techniques limited in tunability, flexibility, and scaling towards ...
Lukas Tenbrake   +4 more
doaj   +1 more source

A fiber-optic current sensor for aerospace applications [PDF]

open access: yes
A robust, accurate, broad-band, alternating current sensor using fiber optics is being developed for space applications at power frequencies as high as 20 kHz.
Day, G. W.   +3 more
core   +1 more source

Publisher Correction: Realization of a Dirac-vortex topological photonic crystal fiber. [PDF]

open access: yesNat Commun
Niu Q   +12 more
europepmc   +1 more source

Deterministic entanglement-assisted quantum communication over 20 km fiber channel. [PDF]

open access: yesLight Sci Appl
Ren S   +7 more
europepmc   +1 more source

A review of light-field imaging in biomedical sciences. [PDF]

open access: yesMed X
Zhao R   +5 more
europepmc   +1 more source

Holographic diffusers for endoluminal-scale optical ultrasound imaging. [PDF]

open access: yesJ Biomed Opt
Watt FT   +5 more
europepmc   +1 more source

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