Results 101 to 110 of about 316,859 (287)

Enhanced energy storage in relaxor (1-x)Bi0.5Na0.5TiO3-xBaZryTi1-yO3 thin films by morphotropic phase boundary engineering

open access: yesCommunications Materials
Perovskites at the crossover between ferroelectric and relaxor are often used to realize dielectric capacitors with high energy and power density and simultaneously good efficiency. Lead-free Bi0.5Na0.5TiO3 is gaining importance in showing an alternative
Herbert Kobald   +3 more
doaj   +1 more source

Can Elastomers Combine Stiffness, Toughness and Fatigue Resistance?

open access: yesAdvanced Materials, EarlyView.
This review studies how the molecular and macroscopic architecture of elastomers influence their mechanical properties including: stiffness, stretchability, toughness, fatigue resistance, and damping behavior. By linking the structure to performance, it proposes design principles for advanced elastomeric systems that combine mechanical properties ...
Eva Baur, Esther Amstad
wiley   +1 more source

CVD Grown Hybrid MoSe2–WSe2 Lateral/Vertical Heterostructures With Strong Interlayer Exciton Emission

open access: yesAdvanced Materials, EarlyView.
A scalable bottom‐up CVD methodology, based on liquid transition metal salt precursors, is presented for the controlled growth of two high‐quality MoSe2–WSe2 heterostructures (HSs): purely lateral (HS I) and hybrid lateral/vertical (HS II), by simply adjusting precursor concentration.
Md Tarik Hossain   +16 more
wiley   +1 more source

Organisationales Lernen : eine Bestandsaufnahme der Forschung

open access: yes, 1997
Dieser Beitrag liefert eine Bestandsaufnahme der bisherigen Forschung zum organisationalen Lernen; Grundlage ist die Analyse von 125, zwischen 1963und 1995 erschienenen Texten.
Thomae, Markus, Klimecki, Rüdiger
core  

Diketopyrrolopyrrole‐Based Cation as a Semiconducting Spacer in Layered Perovskite

open access: yesAdvanced Materials, EarlyView.
Diketopyrrolopyrrole cation incorporated layered perovskites exhibiting extended absorption profiles and enhanced charge carrier mobility with type‐II energy alignment. The improved photoconversion efficiency demonstrates the critical role of incorporating organic semiconductors in optimizing layered perovskite performance.
Waygen Thor   +8 more
wiley   +1 more source

Gutachten zu Forschung, Innovation und technologischer Leistungsfähigkeit Deutschlands 2026

open access: yes
Kernthemen des Gutachtens sind: - Innovationen im Mittelstand, - Wettbewerb und Innovation im deutschen Hochschulsystem, - Entwicklung und Anwendung von Künstlicher Intelligenz in Deutschland und Europa.
EFI - Expertenkommission Forschung und Innovation
core  

Metastable Polymers for Circular 3D Printing

open access: yesAdvanced Materials, EarlyView.
3D‐printed polymers are usually permanent and hard to recycle. Here, metastable polymers are designed to fall apart on demand. A chemical trigger unzips the printed material back into its original building blocks within minutes at room temperature.
Johannes Markhart   +2 more
wiley   +1 more source

Bildung - Forschung - Innovation - sichtbar gemacht [PDF]

open access: yes, 2015
BILDUNG - FORSCHUNG - INNOVATION - SICHTBAR GEMACHT Bildung - Forschung - Innovation - sichtbar gemacht (Rights reserved) (-

core  

Unconventional Biexciton Dynamics in Superradiant Perovskite Quantum Dots Driven by Many‐Body Correlations

open access: yesAdvanced Materials, EarlyView.
Single‐particle spectroscopy and variational quantum Monte Carlo simulations reveal that strong many‐body correlations fundamentally alter biexciton radiative recombination in weakly confined CsPbBr3 quantum dots. Intra‐ and inter‐exciton correlations reverse the conventional lifetime hierarchy, yielding biexcitons with longer radiative lifetimes than ...
Chenglian Zhu   +11 more
wiley   +1 more source

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