Results 161 to 170 of about 88,044 (260)

Surface‐Constrained Reconstruction of Spatiotemporal Turbulence Dissipation in the Convective Boundary Layer Using Physics‐Guided Machine Learning

open access: yesJournal of Geophysical Research: Atmospheres, Volume 131, Issue 20, 28 October 2026.
Abstract Turbulence dissipation rate (EDR) governs the conversion of turbulent kinetic energy to heat and thereby controls vertical mixing, transport, and energy exchange in the convective boundary layer (CBL). The spatiotemporal structure of EDR remains poorly constrained, as observations are limited to point measurements or sparse vertical profiles ...
Yufei Chu   +10 more
wiley   +1 more source

A beam-direction cross-vessel metrology method and error analysis for the ptychography setup at HEPS ID09. [PDF]

open access: yesJ Synchrotron Radiat
Liao R   +10 more
europepmc   +1 more source

Post‐Fabrication Phase Correction of SOI 4 × 4 MMI‐Based 90° Optical Hybrids via Femtosecond‐Laser Trimming

open access: yesNanophotonics, Volume 15, Issue 20, 27 October 2026.
Fabrication‐induced phase deviations in integrated silicon 4 × 4 MMI‐based 90° optical hybrids are compensated through localized femtosecond‐laser trimming. Permanent refractive‐index modification enables device‐specific postfabrication phase control, reducing phase deviations to within ± 5° across the full C‐band (1530–1565 nm) while maintaining a ...
Jia Du   +8 more
wiley   +1 more source

Magnetometry with a space-based differential atom interferometer. [PDF]

open access: yesNat Commun
Meister M   +18 more
europepmc   +1 more source

OntOMat: Toward Ontology‐Based Product and Process Design Engineering and Optimization Solutions Fueling Circular Value Chains

open access: yesAdvanced Engineering Materials, Volume 28, Issue 20, 21 October 2026.
The OntOMat ontology establishes a structured framework for polymer matrix fiber reinforced composite materials, integrating manufacturing processes, characterization methods, and multiscale design through the VDI/VDE 3682 formalized process description standard.
Nicolas Christ   +19 more
wiley   +1 more source

Programmable Multidimensional Diffraction Engineering via an Optically Addressed Nested Fourier Metasurface

open access: yesNanophotonics, Volume 15, Issue 19, 13 October 2026.
An optically addressed nested Fourier metasurface is presented for programmable multidimensional diffraction routing without electrical interconnects. Local Fourier‐mode engineering combined with global superlattice diffraction enables on‐demand reconfigurable routing.
Jing Guo   +11 more
wiley   +1 more source

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