Results 41 to 50 of about 36,797 (298)

Microwave-assisted hydrothermal synthesis of carbon monolith via a soft-template method using resorcinol and formaldehyde as carbon precursor and pluronic F127 as template [PDF]

open access: yes, 2014
A new microwave-assisted hydrothermal synthesis of carbon monolith is reported in this work. The process uses microwave heating at 100 °C under acidic condition by employing a triblock copolymer F127 as the template, and resorcinol–formaldehyde as the ...
Elaigwu, Sunday E.   +3 more
core   +1 more source

Selective hydrogenation of levulinic acid over a highly dispersed and stable copper particles embedded into the ordered mesoporous carbon supported catalyst

open access: yesCatalysis Communications, 2023
Transformation of levulinic acid (LA) to γ -valerolactone (GVL) via hydrogenation is a greener approach in synthesising the eco-friendly GVL fuel additive.
Putrakumar Balla   +8 more
doaj   +1 more source

Nanostructured semiconductor materials for dye-sensitized solar cells [PDF]

open access: yes, 2017
Since O'Regan and Grätzel's first report in 1991, dye-sensitized solar cells (DSSCs) appeared immediately as a promising low-cost photovoltaic technology.
Bonomo, Matteo   +4 more
core   +3 more sources

Eco-Friendly Synthesis of Nitrogen-Doped Mesoporous Carbon for Supercapacitor Application

open access: yesC, 2018
A sustainable and simple synthesis procedure involving the co-assembly of green phenolic resin and amphiphilic polymer template in water/ethanol mixture at room temperature to synthesize nitrogen doped mesoporous carbon is reported herein.
Georges Moussa   +4 more
doaj   +1 more source

Preparation of Nitrogen Doped Mesoporous Carbon Supported Cobalt Catalyst and Its Performance for Removal of CO in Hydrogen-Rich Gas

open access: yes发电技术, 2023
In order to effectively remove CO from hydrogen-rich gas, cobalt-based nano-particle catalyst supported on nitrogen-doped ordered mesoporous carbon was prepared and characterized by X-ray diffraction (XRD), Raman spectrum, X-ray photoelectron ...
WANG Haiguang, LIU Yongfeng, ZHANG Jun
doaj   +1 more source

Osteogenic effects of simvastatin-loaded mesoporous titania thin films [PDF]

open access: yes, 2018
The use of statins in the field of bone regeneration is under current investigation due to the existing demand for non-toxic anabolic agents capable of enhancing bone formation in cases of substantial loss. Simvastatin, a coenzyme currently prescribed in
Angelome, Paula Cecilia   +7 more
core   +1 more source

Synthesis of ordered hierarchically mesoporous/microporous carbon materials via compressed CO2 for fructose-to-HMF transformation

open access: yesGreen Energy & Environment, 2022
Well-ordered hierarchically mesoporous/microporous carbon materials have been successfully fabricated by using dual soft-templating approach through compressed CO2.
Sen Luan   +7 more
doaj   +1 more source

Modulating Two‐Photon Absorption in a Pyrene‐Based MOF Series: An In‐Depth Investigation of Structure–Property Relationships

open access: yesAdvanced Functional Materials, EarlyView.
This study investigates H4TBAPy‐based metal–organic frameworks (MOFs) ‐ NU‐1000, NU‐901, SrTBAPy, and BaTBAPy ‐ for multiphoton absorption (MPA) performance. It observes topology‐dependent variations in the 2PA cross‐section, with BaTBAPy exhibiting the highest activity.
Simon N. Deger   +10 more
wiley   +1 more source

Polyoxometalate (POM)-layered double hydroxides (LDH) composite materials: design and catalytic applications [PDF]

open access: yes, 2017
Layered double hydroxides (LDHs) are an important large class of two-dimensional (2D) anionic lamellar materials that possess flexible modular structure, facile exchangeability of inter-lamellar guest anions and uniform distribution of metal cations in ...
Li, Tengfei   +2 more
core   +1 more source

Selective Benzene Capture by Metal‐Organic Frameworks

open access: yesAdvanced Functional Materials, EarlyView.
Metal‐organic frameworks (MOFs) hold significant potential for capturing benzene from air emissions and hydrocarbon mixtures in liquid phases. This capability stems from their precisely engineered structures, versatile chemistries, and diverse binding interactions.
Zongsu Han   +4 more
wiley   +1 more source

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