Results 21 to 30 of about 179,213 (178)

Application of MZI Symmetrical Structure With Fiber Balls and Seven-Core Fiber in Microdisplacement Measurement

open access: yesPhotonic Sensors, 2018
An optical fiber microdisplacement sensor based on symmetric Mach-Zehnder interferometer (MZI) with a seven-core fiber and two single-mode fiber balls is proposed. The rationality and manufacturing process of the MZI sensing structure are analyzed.
Liming Zhao   +4 more
doaj   +1 more source

Interferometric Fiber Optic Sensors

open access: yesSensors, 2012
Fiber optic interferometers to sense various physical parameters including temperature, strain, pressure, and refractive index have been widely investigated. They can be categorized into four types: Fabry-Perot, Mach-Zehnder, Michelson, and Sagnac.
Hae Young Choi   +6 more
doaj   +1 more source

BER performance analysis of 100 and 200 Gbit/s all-optical OTDM node using symmetric Mach-Zehnder switches [PDF]

open access: yes, 2006
New insight to the feasibility of all-optical ultra speed switching up to 200 Gb/s. The technique will reduce the dependency and bottleneck on the electronic-to-optical-to-electronic conversion.
Ghassemlooy, Zabih   +2 more
core   +1 more source

Low-phase quantization error Mach–Zehnder interferometers for high-precision optical neural network training

open access: yesAPL Photonics, 2023
A Mach–Zehnder interferometer is a basic building block for linear transformations that has been widely applied in optical neural networks. However, its sinusoidal transfer function leads to the inevitable dynamic phase quantization error, which is hard ...
Y. Yuan   +11 more
doaj   +1 more source

Reconfigurable beams with arbitrary polarization and shape distributions at a given plane [PDF]

open access: yes, 2013
Methods for generating beams with arbitrary polarization based on the use of liquid crystal displays have recently attracted interest from a wide range of sources.
Carnicer González, Arturo   +3 more
core   +1 more source

Simulation of 1 x 2 OTDM router employing symmetric Mach-Zehnder switches [PDF]

open access: yes, 2005
In high-speed all-optical time division multiplexed (OTDM) routers it is desirable to carry out data routing, switching, clock recovery and synchronisation in the optical domain in order to avoid the bottleneck due to optoelectronics conversion.
Ghassemlooy, Zabih   +3 more
core   +1 more source

Dynamic Strain Measured by Mach-Zehnder Interferometric Optical Fiber Sensors

open access: yesSensors, 2012
Optical fibers possess many advantages such as small size, light weight and immunity to electro-magnetic interference that meet the sensing requirements to a large extent. In this investigation, a Mach-Zehnder interferometric optical fiber sensor is used
Shiuh-Chuan Her, Chih-Min Yang
doaj   +1 more source

Simultaneous Enhancement of Contrast and Power of Femtosecond Laser Pulses by Nonlinear Interferometer

open access: yesPhotonics, 2021
We showed that the nonlinear Mach–Zehnder interferometer may be used not only for enhancing temporal contrast, as proposed earlier, but also for increasing pulse power due to efficient pulse compression.
Yasser Nada, Efim Khazanov
doaj   +1 more source

Multiplexing of fiber-optic long-period grating-based interferometric sensors [PDF]

open access: yes, 2007
Two long-period gratings (LPGs) fabricated in series in an optical fiber form a Mach-Zehnder interferometer, producing a sinusoidal channelled spectrum within the characteristic LPG attenuation bands, which has the appearance of an interference fringe ...
Tatam, Ralph P.   +2 more
core   +1 more source

A Review of Optical Routers in Photonic Networks-on-Chip: A Literature Survey [PDF]

open access: yesJournal of Advances in Computer Engineering and Technology, 2018
Due to the increasing growth of processing cores in complex computational systems, all the connection converted bottleneck for all systems. With the protection of progressing and constructing complex photonic connection on chip, optical data transmission
Negin Bagheri Renani, Elham Yaghoubi
doaj  

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