Results 101 to 110 of about 130,193 (322)

On the Polymerization Behavior of Telomers: Metathesis versus Thiol-Ene Chemistry

open access: yes, 2012
The potential of butadiene ditelomers for the synthesis of polymers has been investigated for the first time following two different approaches: acyclic diene metathesis (ADMET) polymerization and thiol-ene polyaddition.
Inorganic Chemistry and Catalysis   +11 more
core   +1 more source

Azobenzenes and dithiocarbamates in molecular film devices [PDF]

open access: yes, 2012
The “top-down” approach to improve the performance of small electronic devices is becoming more and more challenging due to economic and engineering restrictions. Thus, researchers seek for alternatives towards efficient, smaller and faster devices. The “
Reinders, Federica
core   +1 more source

Dipole‐Engineered Conductive Additives for Ultrastable Interphase Evolution in High‐Areal‐Capacity Silicon Anodes

open access: yesAdvanced Functional Materials, EarlyView.
In the work reported herein, dipole‐engineered sulfonated carbon nanofibers enable conductive additives to actively regulate interphase formation in silicon anodes. Polar sulfonyl groups guide electrolyte decomposition to form a compact LiF‐rich interphase while promoting robust integration with silicon.
Song Kyu Kang   +6 more
wiley   +1 more source

Phonon-driven wavefunction localization enhances room-temperature single-photon purity in large hybrid lead halide perovskite quantum dots

open access: yesNature Communications
In lead halide perovskites (APbX3), the effect of the A-site cation on optical and electronic properties has initially been thought to be marginal. Yet, evidence of beneficial effects on solar-cell performance and light emission is accumulating. Here, we
Leon G. Feld   +17 more
doaj   +1 more source

Synthesis of hybrid organic-inorganic polymer [PDF]

open access: yes, 2014
Tese (doutorado) - Universidade Federal de Santa Catarina, Centro Tecnológico, Programa de Pós-Graduação em Engenharia Química, Florianópolis, 2014.O desenvolvimento de novas tecnologias e equipamentos na área de engenharia exige a adaptação dos ...
Abarca, Silvia Adriana Collins
core  

3D Printing Innovations in Polymeric Porous and Patterned Architecture

open access: yesAdvanced Functional Materials, EarlyView.
Polymeric foams occupy a unique structural space between dense solids and open networks, where engineered void fraction governs mechanical compliance, thermal resistance, and mass transport. Additive manufacturing now enables precise spatial control over cellular architecture, unlocking designer foam structures across applications spanning crash ...
Dhanush Patil   +13 more
wiley   +1 more source

Perspective: Metal-organic frameworks—Opportunities and challenges

open access: yesAPL Materials, 2014
The interplay of metal-ligand coordination chemistry with the diverse organic chemistry of the molecular linkers in metal-organic frameworks offers exciting new directions not only in the important area of porous materials, but more generally as a route ...
M. J. Rosseinsky
doaj   +1 more source

Self‐Adaptive Anhydrous Passivation Mitigates Open‐Circuit Voltage Loss in Pb‐Sn Mixed Perovskite Solar Cells

open access: yesAdvanced Functional Materials, EarlyView.
In this report, a self‐adaptive anhydrous passivation strategy is introduced by incorporating trimellitic anhydride (TMAH) into the perovskite precursor. In situ hydrolysis of TMAH yields trimellitic acid (TMA); ‐C═O/‐COO− groups of TMAH/TMA form a chelate with undercoordinated Pb2+/Sn2+, regulate nucleation, promote (100) orientation, passivate ...
Md. Ataur Rahman   +6 more
wiley   +1 more source

Mechanoluminescent HOF Nanotransducers Enabled Sono‐Optogenetics in Parkinsonian Rats

open access: yesAdvanced Functional Materials, EarlyView.
We present a mechanoluminescent system utilizing porous hydrogen‐bonded organic frameworks (HOFs) as a toolkit for focused ultrasound‐triggered, non‐invasive light delivery to the deep brain in rats. This approach enables the specific activation of PV‐GPe neurons in dopamine‐depleted Parkinson's disease rat models, resulting in a comparable alleviation
Wenliang Wang   +18 more
wiley   +1 more source

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