Results 201 to 210 of about 3,263,385 (370)

Multimaterial 3D Printing in Activating Bath Enables In Situ Polymerization of Thermosets with Intricate Geometries and Diverse Elastic Behaviors

open access: yesAdvanced Materials, EarlyView.
A new embedded 3D printing (EMB3D) strategy enables in situ polymerization of DCPD/COD‐based inks within a fugitive reactive matrix where the activator in the matrix cures the printed filament. Cured ink properties are tunable through DCPD‐COD comonomer ratios, yielding materials from stiff thermosets to soft elastomers.
Young Bum Lee   +9 more
wiley   +1 more source

Electrostatically Enhanced Buried Interface Binding of Self‐Assembled Monolayers for Efficient And Stable Inverted Perovskite Solar Cells

open access: yesAdvanced Materials, EarlyView.
In p‐i‐n structure perovskite solar cells, conventional self‐assembled monolayers (SAMs) such as [2‐(9H‐carbazol‐9‐yl)ethyl]phosphonic acid (2PACz) exhibit limited buried interfacial adhesion, compromising device stability. A donor‐acceptor SAM, 4‐(7‐(4‐(bis(4‐methoxyphenyl)amino‐2,5‐difluorophenyl)benzo[c][1,2,5]thiadiazol‐4‐yl)benzoic acid (PAFTB ...
Chuying Huang   +17 more
wiley   +1 more source

Analysis of the decomposition of an anhydride-cured epoxy resin by subcritical hydrolysis. [PDF]

open access: yesSci Rep
Backens S   +5 more
europepmc   +1 more source

Valence and Site Engineering Enable Efficient Broadband Near‐Infrared Emission at 960 nm in Cr3+‐Activated Forsterite

open access: yesAdvanced Materials, EarlyView.
This study reports a near‐infrared (NIR) luminescent material (Mg2SiO4:1.5%Cr,5%Li) with efficient (EQE = 48%) ultra‐broadband (FWHM ≈ 2413 cm−1 (226 nm)) NIR emission at 960 nm upon blue‐light excitation. This innovation addresses the low efficiency of long‐wavelength (λmax > 900 nm) NIR‐emitting materials due to the radiationless de‐activation and ...
Lei Zhong   +11 more
wiley   +1 more source

Iron‐Catalyzed Laser‐Induced Graphitization Enabling Current Collector‐Free Electrodes With Spatially Tunable Iron/Iron Oxide Phases

open access: yesAdvanced Materials, EarlyView.
Iron‐catalyzed laser‐induced graphitization (IC‐LIG) enables the eco‐efficient fabrication of current collector‐free carbon electrodes on renewable substrates, outperforming traditional methods. Tunable ink rheology supports spray coating, screen printing, and DIW of complex patterns, while laser post‐treatment allows spatial control of iron phases ...
Christopher H. Dreimol   +13 more
wiley   +1 more source

Unlocking the Essence of Lignin: High‐Performance Adhesives That Bond via Thiol‐Catechol Connectivities and Debond on Electrochemical Command

open access: yesAdvanced Materials, EarlyView.
A novel lignin‐inspired adhesive is presented, that combines the bonding strength of a structural adhesive with on‐demand electrochemical debonding, enabled by biomimetic thiol‐catechol connectivities. Voltage application of only 9 V facilitates electrochemical oxidation of catechols to quinones leading to guided detachment on command.
Keven Walter   +7 more
wiley   +1 more source

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