Results 51 to 60 of about 530 (176)

Quantification of Gaseous Products Evolved at Industrially Relevant Current Densities During CO2 Electroreduction and Water Electrolysis Using Online Gas Chromatography

open access: yesAdvanced Energy and Sustainability Research, Volume 7, Issue 2, February 2026.
The dilution of gaseous products obtained at high‐current densities during CO2 electroreduction or water electrolysis enables their accurate quantification via online gas chromatography, which is crucial for reliable catalyst benchmarking. The corresponding Faradaic efficiencies can then be calculated with low deviations using two different instruments,
Raíssa Ribeiro Lima Machado   +4 more
wiley   +1 more source

Tailoring Carbon Additives Synergy in Co‐Continuous PVDF/PET Nanocomposites for Enhanced PEM Fuel Cell Bipolar Plates

open access: yesPolymer Engineering &Science, Volume 66, Issue 1, Page 443-458, January 2026.
Schematic illustration of the nanocomposite’s cocontinuous morphology, highlighting the preferential distribution of hybrid conductive carbon fillers within the PET phase, which promotes the formation of a denser and more efficient conductive network required for high‐performance PEMF bipolar plates. ABSTRACT The advancement of proton exchange membrane
Sahar Shojaei   +11 more
wiley   +1 more source

Advanced Electrochemical Monitoring of Carbendazim Fungicide in Foods Using Interfacial Superassembly of NRPC/NiMn Frameworks

open access: yesBiosensors
A simple, sensitive and reliable sensing system based on nitrogen-rich porous carbon (NRPC) and transition metals, NRPC/Ni, NRPC/Mn and NRPC/NiMn was developed and successfully applied as electrode materials for the quantitative determination of ...
Shakila Parveen Asrafali   +3 more
doaj   +1 more source

Transparent Dioxaborolane Acrylate Vitrimers Through One‐Pot Reaction With Superior Strength as Matrix Material for Carbon Fibers and TiO2 Nanoplates

open access: yesMacromolecular Chemistry and Physics, Volume 226, Issue 23, December 5, 2025.
This study introduces a one‐pot, solvent‐free synthesis of multi‐reprocessable vitrimers by integrating acrylates with dynamic dioxaborolane chemistry and a tetrafunctional linker. The resulting highly crosslinked, transparent polymers exhibit a Tg of 58°C, low activation energy (33.4 kJ mol−1), and thermal stability up to 305°C. They demonstrate rapid
Florian C. Klein   +3 more
wiley   +1 more source

CO2 Adsorption on Polybenzoxazine Grafted Activated Carbon: Effects of Amine Precusor

open access: yesChemical Engineering Transactions, 2016
CO2 adsorption of polybenzoxazine-modified activated carbon prepared by grafting various polybenzoxazine (PBZ) via ring-opening polymerization of different amine precursors was investigated.
K. Inkong   +3 more
doaj   +1 more source

Bio‐renewable polymers based on lignin‐derived phenol monomers: Synthesis, applications, and perspectives

open access: yesSusMat, 2022
In recent decades, the continuous depletion of fossil fuels and the increasingly serious environmental issue have aroused wide attention on the development of biopolymers based on renewable biomass.
Weijun Yang   +10 more
doaj   +1 more source

Biomass‐Derived Hetero Atom‐Doped Porous Carbon for Enhanced CO2 Adsorption

open access: yesMetalMat, Volume 2, Issue 4, December 2025.
This review discusses the synthesis and characterization of the heteroatom (N, S, P, O, B)‐doped porous carbon materials which are specifically designed for the CO2 capture and CO2 conversion to value‐added products. ABSTRACT The emission of carbon dioxide (CO2) and its impact on global warming have shown exponential growth in recent decades.
Aniruddha B. Patil   +2 more
wiley   +1 more source

Characterizations of polybenzoxazine modified with isomeric biphenyltetracarboxylic dianhydrides

open access: yeseXPRESS Polymer Letters, 2012
A series of polymeric alloying films were prepared from bisphenol A/aniline-based bifunctional benzoxazine resin (BA-a) with three isomeric biphenyltetracarboxylic dianhydrides, i.e., 2,3,'3,4'-biphenyltetra carboxylic dianhydride (a-BPDA), 2,2',3,3 ...
B. Ramsiri   +3 more
doaj   +1 more source

Synergistic construction of thermally conductive network in polybenzoxazine with boron nitride hybrid fillers

open access: yesMaterials Research Express, 2020
Synergistic effect between micrometer boron nitride/nanometer boron nitride (mBN/nBN) at different mass ratio was investigated. Hybrid fillers of mBN/nBN at certain ratio (mBN:nBN = 1:1) performed best synergistic improvement of thermal conductivities of
Wang Yi   +5 more
doaj   +1 more source

Development of High‐Performance Ablative Composites: Synergistic Effects of Alumina Particles and Silica Fabric in the Polybenzoxazine Matrix

open access: yesPolymer Composites, Volume 46, Issue 16, Page 14849-14861, 10 November 2025.
The illustration depicts the improvement in the mechanical and ablative properties of polybenzoxazine composites according to their alumina particle content. ABSTRACT The aerospace industry is seeking a replacement of toxic phenolics to use in ablative materials. One of the most promising candidates is polybenzoxazine materials because of their extreme
İ. Egemen Küçük   +2 more
wiley   +1 more source

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