Results 171 to 180 of about 14,221 (252)

In Situ Preparation of Ti2Ni/NiTi Dual‐Phase Alloy With High Wear Resistance and Damping Performance by Additive Manufacturing

open access: yesRare Metals, Volume 45, Issue 8, August 2026.
ABSTRACT Many metallic components are frequently subjected to coupled environments of friction and vibration, stemming from interfacial contact and relative motion between mating parts or external stimuli. Consequently, it is imperative for these components to exhibit a synergy of high wear resistance and superior damping properties.
Ze Pu   +12 more
wiley   +1 more source

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

Reconfigurable Nonlinear Activation Using Low‐Loss Ge3Sb2Te15 for Photonic Neural Networks

open access: yesNanophotonics, Volume 15, Issue 14, 27 July 2026.
Composition‐engineered, low‐loss Ge3Sb2Te15 is identified from high‐throughput GST spreads and integrated with silicon microring resonators. Multistate optical programming produces tunable resonance responses and diverse fixed‐wavelength optical nonlinear activation functions, connecting phase‐change material discovery with programmable nanophotonic ...
Yida Dong   +9 more
wiley   +1 more source

A Scalable Large‐Area Fabrication Strategy for Transparent Polymeric Encapsulated Metagratings

open access: yesNanophotonics, Volume 15, Issue 14, 27 July 2026.
Transparent encapsulated polymeric guided‐mode resonant metagratings are fabricated by thermal nanoimprint lithography and experimentally validated through structural and optical characterization. The scalable fabrication strategy enables selective RGB reflection and provides a practical route toward large‐area augmented reality and wavelength ...
Francesca Filograno   +8 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

Nanoplasmonic optical fiber sensing of SARS-CoV-2 nucleocapsid protein using an aptamer-DNA tetrahedron interface. [PDF]

open access: yesJ Nanobiotechnology
Pin X   +10 more
europepmc   +1 more source

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