Results 31 to 40 of about 2,536 (191)

Effects of Pretreatment of Single and Mixed Lignocellulosic Substrates on Production of Endoglucanase by Bacillus aerius S5.2

open access: yesBioResources, 2016
A mixed substrate (MS) comprising oil palm empty fruit bunch (EFB), oil palm frond (OPF), and rice husk (RH) was evaluated for endoglucanase production by Bacillus aerius S5.2. Effects of sulphuric acid, sodium hydroxide, N-methylmorpholine-N-oxide (NMMO)
Mushafau Adebayo Oke   +4 more
doaj   +1 more source

Properties of bio-based gum Arabic/clay aerogels [PDF]

open access: yes, 2016
Lightweight bio-based aerogels from sustainable gum Arabic (GA) and sodium montmorillonite (Na+-MMT) clay were prepared by means of a simple freeze-drying process. GA/clay aerogels showed high porosity (87.9%–94.9%) of mainly open type and the mechanical
Abt, Tobias Martin   +2 more
core   +2 more sources

A Simple Regeneration Process Using a CO2‐Switchable‐Polarity Solvent for Cellulose Hydrogels

open access: yesChemSusChem, Volume 18, Issue 6, March 15, 2025.
The effect of transformation of the anion chemical structure on cellulose solubility by flowing CO2 gas into aqueous pyrrolidinium hydroxide solutions was investigated. The changes in anion structure allowed for the modulation of cellulose solubility in aqueous pyrrolidinium hydroxide solutions, thus establishing a simple and safe cellulose ...
Arata Matsui   +5 more
wiley   +1 more source

Realization of a Heteroatom‐Transfer‐Ligand (HTL) Platform: Oxy Insertion at a Titanium–Alkyl Bond Facilitated by a Hydroxylaminato Ligand Framework

open access: yesAngewandte Chemie, Volume 137, Issue 52, December 22, 2025.
A concept for carbon‐heteroatom bond functionalization: a Heteroatom‐Transfer Ligand (HTL) platform is demonstrated through oxygen insertion into a titanium‐carbon bond using a hydroxylamide ligand. A synthetic cycle for HTL is presented including kinetic and computational studies.
Thibault Cheisson   +4 more
wiley   +2 more sources

Recycling of PAN Waste into Nonwoven Materials Using Electrospinning Method

open access: yesFibers
For the first time, electrospinning has been used to recycle polyacrylonitrile terpolymer (PAN) waste following the solid-phase N-methylmorpholine-N-oxide (NMMO) process from PAN solutions in DMSO into nonwoven materials.
Yaroslav V. Golubev   +6 more
doaj   +1 more source

Sustainable Microwave‐Enhanced Synthesis of 2‐Substituted Benzofurans From o‐Alkynylanisoles in Acidic Deep Eutectic Solvents

open access: yesEuropean Journal of Organic Chemistry, EarlyView.
A microwave‐enhanced sustainable and versatile approach to substituted benzofurans from 2‐alkynylanisoles enabled by an active Brønsted acidic deep eutectic solvent. The research on alternative media for organic transformations remains a highly demanding topic.
Alessandra Gritti   +9 more
wiley   +1 more source

Use of N-Methylmorpholine N-oxide (NMMO) pretreatment to enhance the bioconversion of lignocellulosic residues to methane. [PDF]

open access: yesBiomass Convers Biorefin, 2022
AbstractLignocellulosic residues (LRs) are one of the most abundant wastes produced worldwide. Nevertheless, unlocking the full energy potential from LRs for biofuel production is limited by their complex structure. This study investigated the effect of N-methylmorpholine N-oxide (NMMO) pretreatment on almond shell (AS), spent coffee grounds (SCG), and
Oliva A   +4 more
europepmc   +4 more sources

Nonaqueous Fluoride/Chloride Anion-Promoted Delamination of Layered Zeolite Precursors: Synthesis and Characterization of UCB-2 [PDF]

open access: yes, 2011
The delamination of layered zeolite precursor PREFER is demonstrated under mild nonaqueous conditions using a mixture of cetyltrimethylammonium bromide, tetrabutylammonium fluoride, and tetrabutylammonium chloride in N,N-dimethylformamide (DMF) as ...
Eilertsen, Einar A.   +6 more
core   +1 more source

Straining Flow Spinning of Artificial Silk Fibers: A Review [PDF]

open access: yes, 2018
This work summarizes the main principles and some of the most significant results of straining flow spinning (SFS), a technology developed originally by the authors of this work.
Daza, Rafael   +8 more
core   +1 more source

Design, Synthesis, and Photophysical Studies of Functionalized Polyaromatic Isonitriles as Visible Light Photoredox Catalysts

open access: yesEuropean Journal of Organic Chemistry, EarlyView.
A new series of structurally rich polyaromatic isonitriles is presented as photoredox catalysts. Their photophysical properties are investigated by UV–Vis absorption and fluorescence measurements, combined with experimental and theoretical studies to evaluate both ground‐ and excited‐state redox properties.
Cristina Martini   +9 more
wiley   +1 more source

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