Results 91 to 100 of about 743,775 (292)

Biomass Native Structure Into Functional Carbon‐Based Catalysts for Fenton‐Like Reactions

open access: yesAdvanced Functional Materials, EarlyView.
This study indicates that eight biomasses with 2D flaky and 1D acicular structures influence surface O types, morphology, defects, N doping, sp2 C, and Co nanoparticles loading in three series of carbon, N‐doped carbon, and cobalt/graphitic carbon. This work identifies how these structural factors impact catalytic pathways, enhancing selective electron
Wenjie Tian   +7 more
wiley   +1 more source

Phenol hydroxylation over copper modified ZSM-5 catalysts

open access: yesRevista Facultad de Ingeniería Universidad de Antioquia, 2005
Several CuZSM-5 catalysts were prepared by hydrothermal synthesis from gels containing different Si/Al and Si/Cu ratios; methylamine or sodium hydroxide were used as mineralizing agents.
César Augusto Caro Muñoz   +2 more
doaj   +1 more source

Phenol Deoxygenation over Hydrotreating Catalysts [PDF]

open access: yes, 2014
Phenol deoxygenation has been investigated as a model reaction for the deoxygenation of fatty acid methyl esters in biodiesel. Hydrodeoxygenated biodiesel is a drop-in fuel for petroleum diesel, and is a premium diesel with a high cetane number.
Ball, Madelyn R B
core   +1 more source

Cloud point extraction of phenol and benzyl alcohol from aqueous stream [PDF]

open access: yes, 2006
Two-aqueous phase extraction of phenol and benzyl alcohol as a solute from their aqueous solutions was investigated using polyethoxylated alcohols (CiEj) as a biodegradable non-ionic surfactant.
Canselier, Jean-Paul   +2 more
core   +2 more sources

Photoswitching Conduction in Framework Materials

open access: yesAdvanced Functional Materials, EarlyView.
This mini‐review summarizes recent advances in state‐of‐the‐art proton and electron conduction in framework materials that can be remotely and reversibly switched on and off by light. It discusses the various photoswitching conduction mechanisms and the strategies employed to enhance photoswitched conductivity.
Helmy Pacheco Hernandez   +4 more
wiley   +1 more source

Upcycled Cocoa Pod Husk: A Sustainable Source of Phenol and Polyphenol Ingredients for Skin Hydration, Whitening, and Anti-Aging

open access: yesLife
Theobroma cacao L. (cocoa) pod husk, a byproduct of the chocolate industry, has potential for commercial applications due to its bioactive compounds. This study aimed to determine the phytochemical composition, biological activity, and clinical efficacy ...
Aknarin Anatachodwanit   +8 more
doaj   +1 more source

Unusual Swelling Behavior of Hydrogels Modified with Spiropyran as Appendage or Crosslinker

open access: yesAdvanced Functional Materials, EarlyView.
Not so innocent after all—spiropyran crosslinkers in methylenebisacrylamide‐crosslinked poly(acrylamide‐co‐acrylic acid) hydrogels increase crosslinking density, but also, counterintuitively, increase swelling. Charge complexation, cooperative chemo‐mechanical effects, and aggregation may explain these observations.
Michael M. Lerch   +7 more
wiley   +1 more source

The performance of phenol biodegradation by Candida Tropicalis RETL-cr1 using batch and fed-batch fermentation techniques [PDF]

open access: yes, 2006
Phenol is a toxic compound found in many industrial-waste effluents. A locally isolated yeast strain RETL-Cr1 from the effluent of the Exxon Mobil Oil Refinery wastewater treatment plant was investigated for phenol degradation using batch and fedbatch ...
Mohd. Tuah, Piakong
core  

Generating Cell Surface Nucleated Hydrogels with an Artificial Membrane‐Binding Transglutaminase

open access: yesAdvanced Functional Materials, EarlyView.
Cell‐based therapies require advanced strategies to enhance cell delivery and bioactivity. Cell membrane engineering offers an avenue to impart new functions to delivered cells to boost their viability and function. Here, an artificial membrane‐binding transglutaminase is generated and biophysically characterized.
Rosalia Cuahtecontzi Delint   +6 more
wiley   +1 more source

Hexakis{4-[(4′-hydroxybiphenyl-4-yl)ethynyl]phenyl}benzene

open access: yesMolbank, 2015
A novel polyphenolic backbone, hexakis{4-[(4′-hydroxybiphenyl-4-yl)ethynyl]phenyl}benzene, was synthesised using a common synthetic protocol used for the synthesis of similar polyphenolic compounds.
Silvia Valera, Bela E. Bode
doaj   +1 more source

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