Results 141 to 150 of about 613,716 (303)

Significant Wave Height Prediction Using LSTM Augmented by Singular Spectrum Analysis and Residual Correction

open access: yesJournal of Marine Science and Engineering
Significant wave height (SWH) is a key physical parameter influencing the safety of shipping, fisheries, and marine engineering projects, and is closely related to climate change and marine disasters. Existing models struggle to balance a high prediction
Chunlin Ning   +6 more
doaj   +1 more source

Product User Manual. OMI_EXTREME_WAVE (Significant wave height)

open access: yes
This document is the user manual for the Copernicus Marine Service wave extreme variability Ocean Monitoring Indicators (OMIs) : - OMI_EXTREME_WAVE_BALTIC_swh_mean_and_anomaly_obs - OMI_EXTREME_WAVE_ NORTHWESTSHELF_swh_mean_and_anomaly_obs - OMI_EXTREME_WAVE_ IBI _swh_mean_and_anomaly_obs - OMI_EXTREME_WAVE_ MEDSEA _swh_mean_and_anomaly_obs These ...
openaire   +2 more sources

Elucidating the Role of Surface Ligands on the Oxidative Etching of Au Bipyramids During Photothermia Using Liquid Cell Transmission Electron Microscopy

open access: yesAdvanced Functional Materials, EarlyView.
Gold bipyramids can act as efficient plasmonic nanoheaters, but they often reshape during laser heating. This study shows that oxygen nanobubbles drive oxidative etching and that surface ligands control stability. CTAB‐ and citrate‐coated particles blunt and lose optical performance, whereas polystyrene sulfonate preserves shape and heating by ...
Irene López‐Sicilia   +7 more
wiley   +1 more source

Remote sensing of sea state by laser altimeters [PDF]

open access: yes
The reflection of short laser pulses from the ocean surface was analyzed based on the specular point theory of scattering. The expressions for the averaged received signal, shot noise and speckle induced noise were derived for a direct detection system ...
Gardner, C. S., Tsai, B.
core   +1 more source

Multi‐Scale Interface Engineering of MXenes for Multifunctional Sensory Systems

open access: yesAdvanced Functional Materials, EarlyView.
MXenes, as two‐dimensional transition metal carbides and nitrides, demonstrate remarkable capabilities for multifunctional sensing applications. This review systematically examines multi‐scale interface engineering approaches that enhance sensing performance, enable diverse detection functionalities, and improve system‐level compatibility in MXene ...
Jiaying Liao, Sin‐Yi Pang, Jianhua Hao
wiley   +1 more source

Significant Wave Height Retrieval in Tropical Cyclone Conditions Using CYGNSS Data

open access: yesRemote Sensing
The retrieval of global significant wave height (SWH) data is crucial for maritime navigation, aquaculture safety, and oceanographic research. Leveraging the high temporal resolution and spatial coverage of Cyclone Global Navigation Satellite System ...
Xiangyang Han   +3 more
doaj   +1 more source

Metachromatic Butterfly Bile Pigments for Multi‐Level Optical Security Films

open access: yesAdvanced Functional Materials, EarlyView.
Bio‐derived optical security materials are manufactured by embedding butterfly‐based pigments in polymer films. Tunable color and fluorescence responses arise from concentration‐controlled metachromasy, enabling spatially encoded patterns with distinct visible, UV‐active, and spectral signatures.
Limin Wang, Bodo D. Wilts
wiley   +1 more source

A transformer-based method for correcting significant wave height numerical forecasting errors

open access: yesFrontiers in Marine Science
Accurate significant wave height (SWH) forecasting is essential for various marine activities. While traditional numerical and mathematical-statistical methods have made progress, there is still room for improvement.
Xianbiao Kang   +4 more
doaj   +1 more source

Achieving High ON State Current through Ferroelectric Polarization‐Dependent Interfacial Resistance Switching in Undoped Orthorhombic HfO2 Films

open access: yesAdvanced Functional Materials, EarlyView.
Ferroelectric tunnel junction devices based on epitaxial undoped ferroelectric HfO2 films demonstrate stable switching endurance of over 106 switching cycles, low write voltages of ±3 V, 16 measured resistance states, and neuromorphic capability.
Markus Hellenbrand   +13 more
wiley   +1 more source

An initial assessment of the performance achieved by the Seasat-1 radar altimeter [PDF]

open access: yes
The results of an initial on-orbit engineering assessment of the performance achieved by the radar altimeter system flown on SEASAT-1 are presented.
Townsend, W. F.
core   +1 more source

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