Results 21 to 30 of about 130,098 (261)

Modulating the sulfurization procedure to decrease by-product formation for one-step catalytic synthesis of sulfur-containing chemicals

open access: yesFuel Processing Technology
The one-step synthesis of sulfur-containing chemicals, methanethiol (CH3SH), from syngas and hydrogen sullfide (H2S) mixtures shows the enormous potential for extending the application of both C1 chemistry and sulfur resource recycling and utilization ...
ZhiZhi Xu   +6 more
doaj   +1 more source

Application of sulfur-based composite materials in the positive electrode of lithium-sulfur batteries [PDF]

open access: yesE3S Web of Conferences
Traditional lithium-ion batteries are no longer able to keep up with the growing need for energy storage efficiency in areas like electric cars and renewable energy storage.
Li Tonglin
doaj   +1 more source

Perspectives on strategies for improving ultra-deep desulfurization of liquid fuels through hydrotreatment: Catalyst improvement and feedstock pre-treatment

open access: yesFrontiers in Chemistry, 2022
Reliance on crude oil remains high while the transition to green and renewable sources of fuel is still slow. Developing and strengthening strategies for reducing sulfur emissions from crude oil is therefore imperative and makes it possible to ...
Tendai O. Dembaremba   +4 more
doaj   +1 more source

Assessment of the Oxidative Desulfurization of Middle Distillate Surrogate Fuels with Spectroscopic Techniques

open access: yesJournal of Analytical Methods in Chemistry, 2020
The oxidative desulfurization of five (5) model sulfur compounds and eleven (11) surrogate blends was investigated using the hydrogen peroxide (H2O2)-acetic acid (CH3COOH) system.
Eleni Syntyhaki   +2 more
doaj   +1 more source

Molecular interaction between N-butylpyridinium tetrafluoroborate and cyclic sulfur compounds: A DFT study

open access: yesJournal of Ionic Liquids
Extraction of sulfur compounds from crude oil is one of the problems of industries related to crude oil. The use of ionic liquids (ILs) as a green solvent to extract these sulfur compounds, especially cyclic sulfur compounds, can be considered a ...
Jila Farajzadeh   +2 more
doaj   +1 more source

Sulfur content in foods and beverages and its role in human and animal metabolism: A scoping review of recent studies

open access: yesHeliyon, 2023
Sulfur is a vital element that all living things require, being a component of proteins and other bio-organic substances. The various kinds and varieties of microbes in nature allow for the transformation of this element.
Dani Dordevic   +5 more
doaj   +1 more source

An Appraisal of Developments in Allium Sulfur Chemistry: Expanding the Pharmacopeia of Garlic

open access: yesMolecules, 2019
Alliums and allied plant species are rich sources of sulfur compounds that have effects on vascular homeostasis and the control of metabolic systems linked to nutrient metabolism in mammals.
Peter Rose   +3 more
doaj   +1 more source

The therapeutic opportunities and pitfalls of using iron ion chelators to treat neurodegenerative diseases

open access: yesFEBS Letters, EarlyView.
Although too much iron in the brain promotes neurodegeneration, iron ion chelators have had mixed effects in clinical trials. This review explains why; some chelators do not render the iron redox‐inactive (e.g., L1) whereas others do (e.g., desferrioxamine).
Barry Halliwell
wiley   +1 more source

Effects of Drying Process on the Volatile and Non-Volatile Flavor Compounds of Lentinula edodes

open access: yesFoods, 2021
In this study, fresh Lentinula edodes was dehydrated using freeze-drying (FD), hot-air drying (HAD), and natural drying (ND), and the volatile and non-volatile flavor compounds were analyzed.
Lijia Zhang   +5 more
doaj   +1 more source

A yeast model of 5‐oxoproline accumulation reveals a general toleration to 5‐oxoproline

open access: yesFEBS Open Bio, EarlyView.
Using a yeast model, we show that even high accumulation of 5‐oxoproline causes only mild cellular stress and does not trigger oxidative stress. Instead, cells adapt by activating efflux pumps and diverse protective pathways, suggesting that previously proposed harmful effects of 5‐oxoproline may arise from indirect metabolic imbalances rather than the
Pratiksha Dubey   +4 more
wiley   +1 more source

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