Results 41 to 50 of about 429 (189)

Tunable‐Threshold UV Dosimetry With Programmable Luminescent Tags via Oxygen‐Mediated Room‐Temperature Phosphorescence

open access: yesAdvanced Materials Technologies, EarlyView.
A fully organic UV threshold dosimeter is developed by exploiting the oxygen‐sensitive room‐temperature phosphorescence of a purely organic emitter in a polymer matrix. Upon reaching a specific cumulative UV dose, photochemical oxygen depletion triggers a sharp, high‐contrast emission.
Tim Achenbach   +3 more
wiley   +1 more source

Nanoporous Scaffold‐Assisted Ligand‐Free CsPbBr3 Quantum Dots for Bright and Ultrapure Green Light‐Emitting Diodes

open access: yesAdvanced Optical Materials, EarlyView.
Networks of confined CsPbBr3 perovskite quantum dots, synthesised within nanoporous silica scaffolds using precursors containing different combinations of butylammonium bromide and crown ether additives, enable electroluminescent devices with 400‐fold enhanced charge injection and transport with respect to control devices, yielding ultrapure green ...
Carlos Romero‐Pérez   +4 more
wiley   +1 more source

The Role of the Effective Cloud Albedo for Climate Monitoring and Analysis

open access: yesRemote Sensing, 2011
Cloud properties and the Earth’s radiation budget are defined as essential climate variables by Global Climate Observing System (GCOS). The cloud albedo is a measure for the portion of solar radiation reflected back to space by clouds.
Christine Träger-Chatterjee   +4 more
doaj   +1 more source

Thermal air–sea coupling in hindcast simulations for the North Sea and Baltic Sea on the NW European shelf [PDF]

open access: yesTellus: Series A, Dynamic Meteorology and Oceanography, 2015
This article compares interactively coupled atmosphere–ocean hindcast simulations with stand-alone runs of the atmosphere and ocean models using the recently developed regional ocean–atmosphere model NEMO-Nordic for the North Sea and Baltic Sea.
Matthias Gröger   +3 more
doaj   +1 more source

Correction of inter-mission inconsistencies in merged ocean colour satellite data

open access: yesFrontiers in Remote Sensing, 2022
Consistency in a time series of ocean colour satellite data is essential when determining long-term trends and statistics in Essential Climate Variables.
Marit van Oostende   +4 more
doaj   +1 more source

Electrohydrodynamically Driven Broadband and Color‐Shifting in Cholesteric Liquid Crystals

open access: yesAdvanced Optical Materials, EarlyView.
Ion‐driven electrohydrodynamic effects enable dynamic photonic bandgap modulation in cholesteric liquid crystals under low‐frequency AC driving. By regulating ion‐mediated disturbance of the helical structure, this approach produces two reversible optical responses: rapid color shifting across the visible spectrum and broadband reflection spanning the ...
Cheng‐Kuan Wu   +6 more
wiley   +1 more source

Best Practices for the Ocean Moored Observatories

open access: yesFrontiers in Marine Science, 2018
Real-time spatio-temporal meteorological and oceanographic data, from the Ocean moored observatories, are essential for the precise forecast of the ocean state, climate variability studies and reliable weather prediction.
Ramasamy Venkatesan   +4 more
doaj   +1 more source

3D Printing of Soft Robotic Systems: Advances in Fabrication Strategies and Future Trends

open access: yesAdvanced Robotics Research, EarlyView.
Collectively, this review systematically examines 3D‐printed soft robotics, encompassing material selections, function integration, and manufacturing methodologies. Meanwhile, fabrication strategies are analyzed in order of increasing complexity, highlighting persistent challenges with proposed solutions.
Changjiang Liu   +5 more
wiley   +1 more source

A Statistical Modeling Framework for Characterising Uncertainty in Large Datasets: Application to Ocean Colour

open access: yesRemote Sensing, 2018
Uncertainty estimation is crucial to establishing confidence in any data analysis, and this is especially true for Essential Climate Variables, including ocean colour.
Peter E. Land   +8 more
doaj   +1 more source

From Lab to Landscape: Environmental Biohybrid Robotics for Ecological Futures

open access: yesAdvanced Robotics Research, EarlyView.
This Perspective explores environmental biohybrid robotics, integrating living tissues, microorganisms, and insects for operation in real‐world ecosystems. It traces the leap from laboratory experiments to forests, wetlands, and urban environments and discusses key challenges, development pathways, and opportunities for ecological monitoring and ...
Miriam Filippi
wiley   +1 more source

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