Results 51 to 60 of about 1,151 (204)

Optical Fiber Sensors for Safety and Maintenance Monitoring of Linear Infrastructure

open access: yesAdvanced Sensor Research, Volume 5, Issue 5, May 2026.
This review rigorously provides a thorough and detailed overview of the most recent innovations and advancements in the field of railway and pipeline infrastructure monitoring, accomplished through the implementation of cutting‐edge fiber sensing technologies, with a specific emphasis on its two principal technical branches, namely multipoint sensing ...
Shengnan Wu   +10 more
wiley   +1 more source

Improve Quality Factor by Using DWDM Technology for Long Distances and Different Power Levels

open access: yesJournal of Techniques, 2022
In optical fiber communications, data travels from the transmitter to the receiver, where it is collected and converted from optical pulses into electrical signals. The need for bandwidth has grown significantly in recent years.
Mariam lazem   +2 more
doaj   +1 more source

Photonic Hybrid Integration: Strategies and Promises of Advanced Additive Manufacturing

open access: yesAdvanced Optical Materials, Volume 14, Issue 10, 13 March 2026.
Heterogeneous photonic integration combines wafer bonding, transfer printing, and advanced multi‐photon lithography to realize compact, adaptable photonic systems. This review highlights breakthroughs in hybrid materials, metrology, and 4D printing, revealing how the convergence of traditional and emerging fabrication unlocks scalable, high‐performance
Zhitian Shi   +3 more
wiley   +1 more source

Tunable Coupler–Augmented Microrings: Reconfigurable Q‐Factor Control for Foundry‐Scale Quantum Light Sources

open access: yesNanophotonics, Volume 15, Issue 6, 27 March 2026.
Scalable quantum photonics require robust realization of quantum light sources for foundry‐scale fabrication. An interferometrically coupled silicon nitride microring resonator enables post‐fabrication control of bus–ring coupling. Thermal phase shifters adjust the Q‐factor and the pair generation rate, revealing that optimal generation does not occur ...
Jan Heine   +2 more
wiley   +1 more source

A Zero‐Added‐Loss Multiplexing (ZALM) Source Simulation

open access: yesAdvanced Quantum Technologies, Volume 9, Issue 3, March 2026.
This work presents a modular simulator for the Zero‐Added‐Loss Multiplexing (ZALM) architecture. It models the complete pipeline from SPDC sources through DWDM spectral filtering to the heralding station. By translating physical layer physics into system‐level metrics, the tool enables researchers to map fidelity‐rate trade‐offs and co‐design optical ...
Jerry Horgan   +8 more
wiley   +1 more source

Sustainable economic development : concept, principles and management from Islamic perspective [PDF]

open access: yes, 2010
The basic concern of development in Islamic economic system is on human welfare. This is in line with the very basic objective of Islamic jurisprudence (Shari’ah ) which puts important to the welfare of the people and their relief from hardship. Economic
Basir, Siti Arni   +3 more
core  

Multiplexed Passive Optical Fiber Sensor Networks for Water Level Monitoring: A Review

open access: yesSensors, 2020
Water management is a critical mission required to protect the water resources that is essential in diverse industrial applications. Amongst a variety of parameters such as level (or depth), temperature, conductivity, turbidity, and pH, the water level ...
Hoon-Keun Lee   +2 more
doaj   +1 more source

High‐Rate Cross‐Channel Entanglement Swapping Between Independent On‐Chip Sources

open access: yesAdvanced Science, Volume 13, Issue 9, 13 February 2026.
To interconnect individual chip‐based quantum sources, high‐performance entanglement swapping is indispensable. Here, using low‐loss silicon chips with waveguide structure and frequency‐offset pumps, this work demonstrates high‐rate cross‐channel entanglement swapping.
Haoyang Wang   +5 more
wiley   +1 more source

Analisis Kinerja Teknologi Dense Wavelength Division Multiplexing (DWDM) Studi Kasus PT. Excelcomindo Pratama [PDF]

open access: yes, 2010
Saluran transmisi adalah media yang berfungsi untuk mentransmisikan sinyal informasi dari pemancar ke penerima. Salman transmisi yang digunakan pada umumnya adalah kabel coaxial, gelombang radio dan serat optik.
Andika, Fery
core  

Studi Perbandingan DWDM (Dense Wavelength Division Multiplexing) dan CWDM (Coarse Wavelength Division Multiplexing) pada Sistem Komunikasi Serat Optik

open access: yes, 2010
Wavelength Division Multiplexing (WDM) menjadi suatu solusi untuk dapat memultipleks sinyal ke dalam saluran serat optik tunggal dan dapat mengurangi jumlah amplifier dalam saluran transmisi sistem komunikasi serat optik. Dengan adanya teknologi WDM ini,
Siagian, Putra Andica
core   +1 more source

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