Results 101 to 110 of about 2,055,953 (299)

Hybrid Additive Manufacturing of Highly Stretchable Bottlebrush Polymer Nanocomposites by Decoupled Extrusion and Photopatterning

open access: yesAdvanced Materials Technologies, EarlyView.
A Hybrid Direct Ink Writing–Digital Light Processing (HDD) strategy decouples material extrusion from shape definition, enabling high‐fidelity additive manufacturing of highly viscous, yield‐stress polymer nanocomposites. Excess ink acts as a removable, self‐supporting scaffold, allowing fabrication of unsupported and embedded complex architectures ...
Shahryar Ramezani Bajgiran   +3 more
wiley   +1 more source

Why is it so difficult to represent stably stratified conditions in numerical weather prediction (NWP) models?

open access: yesJournal of Advances in Modeling Earth Systems, 2013
In the 1990s, scientists at European Centre for Medium‐Range Weather Forecasts (ECMWF) suggested that artificially enhancing turbulent diffusion in stable conditions improves the representation of two important aspects of weather forecasts, i.e., near ...
Irina Sandu   +4 more
doaj   +1 more source

Temperature-constrained lidar retrieval of planetary boundary layer height over Chiang Mai, Thailand [PDF]

open access: yesAtmospheric Measurement Techniques
Accurate determination of the planetary boundary layer (PBL) height, mixing-layer height (MLH), and aerosol layer top (ALT) is essential for air quality and climate studies, particularly in regions with complex aerosol dynamics such as Chiang Mai ...
R. Macatangay   +11 more
doaj   +1 more source

Characterized Ecoflex Polydimethylsiloxane (PDMS) Hybrids for Advanced Flexible Devices

open access: yesAdvanced Materials Technologies, EarlyView.
Ecoflex–PDMS hybrids are systematically characterized to identify an optimal composition that balances stretchability, optical transparency, and plasma bonding, enabling multifunctional applications in stretchable microfluidics, flexible sensing, and soft robotics.
Xiaoyue Kang   +10 more
wiley   +1 more source

Large‐Area Flat Optics Color Routing in Tilted Arrays of 2D Semiconductor Nanostripes

open access: yesAdvanced Optical Materials, EarlyView.
We develop a scalable flat optics platform exploiting self‐organised ion‐beam sputtering and maskless glancing‐angle deposition to fabricate centimetre‐scale arrays of tilted MoS2 nanostripes. The engineered geometry activates Rayleigh anomalies, guided modes, and Mie resonances, enabling highly directional color routing and enhanced light harvesting ...
Simone Di Marco   +7 more
wiley   +1 more source

Upgrading the coupled vegetation boundary layer model HIRVAC by new soil water and interception modules

open access: yesMeteorologische Zeitschrift, 2005
The coupled atmospheric boundary layer model HIRVAC (High Resolution Vegetation Atmosphere Coupler) combines a 1.5 dimensional planetary boundary layer model (developed at the Humboldt University Berlin) and the mechanistic photosynthesis module PSN6 ...
Anne-Barbara Baums   +2 more
doaj   +1 more source

Interactions between dry-air entrainment, surface evaporation and convective boundary-layer development [PDF]

open access: yes, 2009
The influence of dry-air entrainment on surface heat fluxes and the convective boundary-layer (CBL) properties is studied for vegetated land surfaces, using a mixed-layer CBL model coupled to the Penman¿Monteith equation under a wide range of conditions.
Heerwaarden, C.C., van   +3 more
core   +1 more source

Micromachined Double‐Membrane Mechanically Tunable Metamaterial for Thermal Infrared Filtering

open access: yesAdvanced Photonics Research, Volume 6, Issue 5, May 2025.
Herein, a mechanically tunable double‐layer plasmonic metamaterial leveraging the extraordinary optical transmission effect observed in subwavelength arrays of openings within thin metal layers is presented. The concept is experimentally validated by integrating the proposed metamaterial structure into an electrostatic parallel‐plate actuator to create
Oleg Bannik   +7 more
wiley   +1 more source

Spatiotemporal linkage and transmission of urban heat islands in the Yangtze River Delta urban agglomeration: the role of urban heat advection [PDF]

open access: yesAtmospheric Chemistry and Physics
Urban heat islands (UHIs) substantially modify the urban thermal environment, yet the contribution of non-local processes such as urban heat advection (UHA) in dense urban agglomerations remains poorly quantified.
J. Xue, Y. Yang, G. Ren, S. Lolli
doaj   +1 more source

Transient growth in the flow past a three-dimensional smooth roughness element [PDF]

open access: yes, 2013
This work provides a global optimization analysis, looking for perturbations inducing the largest energy growth at a finite time in a boundary-layer flow in the presence of smooth three-dimensional roughness elements.
DE TULLIO, Marco   +4 more
core   +1 more source

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