Results 51 to 60 of about 5,208 (266)

Role of Intrinsic Electron Trapping in Negative Charging of Amorphous Alumina

open access: yesAdvanced Functional Materials, EarlyView.
Intrinsic electron trapping in amorphous Al2O3 is examined using hybrid‐DFT models spanning a wide density range. Both spontaneous and thermally activated trapping are identified, with pronounced spontaneous localization in dense, partly crystallized structures.
Jack W. Strand   +5 more
wiley   +1 more source

Introduksjon: 25 år med hardt EØS-arbeid: Fra venterom til permanent oppholdssted?

open access: yesInternasjonal Politikk, 2019
I denne introduksjonsartikkelen viser Ulf Sverdrup at Norge er blitt forandret gjennom EØS-avtalen, men også hvordan den med sine mangler og svakheter i all hovedsak har vært en suksess, og at Norges avtaler i det store og hele har ivaretatt norske ...
Ulf Sverdrup
doaj   +1 more source

Unraveling the Electronic Structure of Silicon Vacancy Centers in 4H‐SiC

open access: yesAdvanced Functional Materials, EarlyView.
The electronic structure of the silicon vacancy in 4H‐SiC is probed via transient absorption spectroscopy, uncovering previously inaccessible excited states of the quartet and doublet spin channels, including the V2' transition. In combination with theoretical analysis, a comprehensive picture of the electronic structure is established.
Ali Tayefeh Younesi   +9 more
wiley   +1 more source

Co1/Ru Single‐Atom Alloy Catalyst for Sustainable Polypropylene Hydrogenolysis to Long‐Chain Liquid Products

open access: yesAdvanced Materials, EarlyView.
A titania‐supported Co1/Ru single‐atom alloy catalyst enables efficient polypropylene hydrogenolysis. Ru─Co─Ru motifs maintain Ru activity while suppressing excessive chain scission to gaseous products. Both virgin and waste plastics achieve high, environmentally and economically optimal C11+ liquid yields, supporting sustainable chemical recycling ...
Yuzhen Ge   +6 more
wiley   +1 more source

Linking Device Performance to Nanoscale Photoactivation of Grain Boundaries in 2D Hybrid Halide Perovskites

open access: yesAdvanced Materials Technologies, EarlyView.
The opto‐electronic response of polycrystalline (PEA)2PbBr4 thin films is investigated by correlating macroscopic photodetector performance with nanoscale mapping techniques. Grain boundary density is systematically tuned through crystallization control and linked to device responsivity.
Camilla Bordoni   +10 more
wiley   +1 more source

Elimination of Necking and Aspect Ratio Dependence in Uniaxial Actuators by Continuous Fiber Reinforcement

open access: yesAdvanced Robotics Research, EarlyView.
A novel carbon fiber reinforcement for dielectric elastomer actuators enhances actuation force while decoupling electromechanical performance from the actuator's aspect ratio. Unlike conventional fiber reinforcements, it enables a uniform planar stretch state along the entire actuator.
Markus Koenigsdorff   +8 more
wiley   +1 more source

Midtveis i utdanningsløpet - barnehagelærerstudenters erfaringer med sammenheng og profesjonsinnretting

open access: yesNordisk Barnehageforskning
I denne studien undersøker vi studenters erfaringer med sammenheng og profesjonsinnretning i barnehagelærerutdanningen ved Universitetet i Sørøst-Norge (USN).
Grete Heidi Nesset   +2 more
doaj   +1 more source

Bør den norske straffelov revideres?

open access: yesNordisk Tidsskrift for Kriminalvidenskab, 1950
Intet ...
Gabriel Langfeldt
doaj   +1 more source

A Soft Robotic Fish With a Dielectric Elastomer Actuator Body and Negative Stiffness Spine

open access: yesAdvanced Robotics Research, EarlyView.
This work introduces a bio‐mimetic soft robotic fish driven by fiber‐reinforced dielectric elastomer actuators integrated as its body. By prestretching this active skin against a flexible spine, a negative stiffness system is created, enabling large‐amplitude bending.
Markus Koenigsdorff   +4 more
wiley   +1 more source

Alle må med: Styreres erfaringer med å etablere og utvikle profesjonelle læringsfellesskap i barnehagen

open access: yesNordisk Barnehageforskning
Denne artikkelen undersøker barnehagestyreres erfaringer med etablering og utvikling av profesjonelle læringsfellesskap i egne barnehager. Studien springer ut av et større utviklingsarbeid gjennom Regional ordning for kompetanseutvikling i barnehagen ...
Ola Gunhildrud Berta   +3 more
doaj   +1 more source

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