Results 161 to 170 of about 5,387 (233)

Optical Phased Arrays on Photonic Integrated Circuit Platforms: Challenges, Opportunities, and Future Applications

open access: yesNanophotonics, Volume 15, Issue 14, 27 July 2026.
Integrated optical phased arrays are emerging as scalable engines for solid‐state beam steering and programmable wavefront control. This Review maps the field from beam‐steering principles and core building blocks to material platforms, system‐level bottlenecks, and application frontiers, highlighting how heterogeneous integration, aperiodic ...
Jingwei Li   +7 more
wiley   +1 more source

Inverse‐Designed Silicon Nitride Bimodal Mode Converter for Interferometric Sensors

open access: yesNanophotonics, Volume 15, Issue 14, 27 July 2026.
Inverse‐designed bimodal mode converters are demonstrated on two silicon nitride platforms. The devices convert the fundamental mode into near‐balanced pairs of the fundamental and higher‐order modes up to the third order. They are compact and fabrication‐tolerant. Characterization of a bimodal interferometer incorporating these converters demonstrates
Narges Dalvand   +4 more
wiley   +1 more source

Non-invasive respiratory monitoring using long-period fiber grating sensors. [PDF]

open access: yesBiomed Opt Express, 2014
Petrović MD   +8 more
europepmc   +1 more source

Embedding Fiber Segment Interferometry for Localization of Defects in Composite Structures

open access: yesPolymer Composites, Volume 47, Issue 14, Page 12874-12886, 20 July 2026.
Graphical representation of composite structures with embedded fiber optic sensors for structural health monitoring, enabling strain measurement and damage localization under mechanical loading. ABSTRACT In the area of structural health monitoring (SHM), embedding strain sensors into smart composites is a key strategy for detecting failures arising ...
Shiva Mohammadkarimi   +3 more
wiley   +1 more source

High-efficiency grating couplers for vertical coupling in thin-film silicon nitride technology. [PDF]

open access: yesSci Rep
di Croce F   +8 more
europepmc   +1 more source

Improving Chirped Fiber Bragg Grating Resolution for Position-Sensitive Sensors in Shock- and Detonation-Driven Experiments. [PDF]

open access: yesSensors (Basel)
Bowley TY   +7 more
europepmc   +1 more source

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