Results 121 to 130 of about 294,200 (356)

The build-up of polyelectrolyte multilayers of microfibrillated cellulose and cationic polyelectrolytes.

open access: yesLangmuir, 2008
A new type of nanocellulosic material has been prepared by high-pressure homogenization of carboxymethylated cellulose fibers followed by ultrasonication and centrifugation.
L. Wågberg   +5 more
semanticscholar   +1 more source

Interlayer segregation of Cu atoms in metal multilayers

open access: yes, 2001
The experimental results show that the exchange coupling field H.. of NiFe/FeMn for TalNiFe/FeMn/Ta multilayers is higher than that for the spin valve multilayers Ta/NiFe/Cu/NiFe/FeMn/Ta.
Li MH   +6 more
core  

Control of Heparin Surface Density in Multilayers of Partially Hydrolyzed Poly(2-ethyl-2-oxazoline) by Degree of Hydrolysis

open access: yes
Controlling the surface density of heparin in active anticoagulant coatings is important in applications where an optimum is required. An approach based on tuning the degree of hydrolysis of poly(2-ethyl-2-oxazoline) (PEOX) is presented to control the ...
A. Levent, Demirel   +2 more
core   +1 more source

MXene Wrapped Magnetic Mesocrystals for Durable Redox Catalytic Cancer Therapy and Responsive MRI

open access: yesAdvanced Functional Materials, EarlyView.
Conformal wrapping of ultrathin Ti3C2Tx MXene nanosheets on Fe3O4 mesocrystals creates topology‐stabilized Schottky junctions that direct photoinduced electron transfer under NIR irradiation. The unique architecture sustains Fenton catalysis, promotes continuous hydroxyl radical production, and provides photo‐responsive MRI contrast.
Min Jun Ko   +10 more
wiley   +1 more source

Multilayer bootstrap networks

open access: yesNeural Networks, 2018
accepted for publication by Neural ...
openaire   +4 more sources

Structure of Interfaces in Multilayers

open access: yes, 1996
Structure of interfaces in as-deposited state and after annealling at elevated temperatures was studied in variety of dc-magnetron sputtered multilayers by X-ray diffraction and high resolution electron microscopy.
O. V. Poltseva   +5 more
core   +1 more source

A Method for Directly Observing Mechanical Oscillations in Photonic Structures Based on Porous Silicon Nanostructures

open access: yesMicro
Due to their unique properties, porous silicon nanostructures have garnered much attention in photonics. For example, these structures can exhibit photoluminescence and are highly efficient in trapping light, making them ideal for applications such as ...
Miller Toledo Solano   +5 more
doaj   +1 more source

Twin Crystal Moiré Metasurfaces for Crossing Flat‐Band Transport

open access: yesAdvanced Functional Materials, EarlyView.
This study introduces twin crystal moiré metasurfaces, breaking in‐plane symmetry to enable reconfigurable acoustic wave manipulation. By adjusting the twin angle and interlayer twist angle, various combinations of hyperbolic, flat bands, and elliptic states can be synthesized in the system.
Shida Fan   +9 more
wiley   +1 more source

Interlayer segregation in magnetic multilayers and its influence on exchange coupling

open access: yes, 2003
Experimental results show that the exchange coupling field (H-ex) of NiFe/FeMn for Ta/NiFe/FeMn/Ta multilayers is higher than that for spin-valve multilayers Ta/NiFe/Cu/NiFe/FeMn/Ta.
Li MH   +6 more
core  

Designing Stable Periodic Magnetization Textures by Tailoring Anisotropies and Applying Geometrical Transformation

open access: yesAdvanced Functional Materials, EarlyView.
This work explores the possibility to design stable periodic magnetization textures by transforming a 2D film into a rolled‐up 3D architecture and back. In case of an isotropic exchange‐biased layer architecture, the magnetization encoded in the 3D state evolves into a spin‐spiral pattern with controlled periodicity after unrolling.
Aman Singh   +3 more
wiley   +1 more source

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