Results 91 to 100 of about 53,121 (265)

Photocatalytic and Electrochemical Synthesis of Biofuel via Efficient Valorization of Biomass

open access: yesAdvanced Energy Materials, EarlyView.
This review highlights biomass and biofuel traits, exploring photocatalysis and electrocatalysis mechanisms and their synergistic technologies in biofuel production. It analyzes environmental and economic impacts of green catalytic processes, assesses current challenges, and outlines future research directions, condensing complex topics into a focused ...
Dalin Sun   +9 more
wiley   +1 more source

A Recent Progress on Upgrading of Furfural and Derivatives into Green Transport Fuels and Precursors via CC Coupling Reactions

open access: yesAdvanced Energy and Sustainability Research, EarlyView.
This review highlights recent advancements in converting lignocellulosic biomass to fuel precursors. It emphasizes the role of FUR and 2‐methylfuran in aldol condensation and hydroxyalkylation–alkylation reactions. The article discusses their efficiency, potential applications, and emerging technologies that promise cleaner and more sustainable energy ...
Errol D. Saluta   +2 more
wiley   +1 more source

Review of Alternative Solvents for Green Extraction of Food and Natural Products: Panorama, Principles, Applications and Prospects

open access: yesMolecules, 2019
In recent years, almost all extraction processes in the perfume, cosmetic, pharmaceutical, food ingredients, nutraceuticals, biofuel and fine chemical industries rely massively on solvents, the majority of which have petroleum origins.
F. Chemat   +6 more
semanticscholar   +1 more source

Catalytic Approaches for CO2 Conversion to Value‐Added Products: An Overview of Life Cycle Assessment Studies

open access: yesAdvanced Energy and Sustainability Research, EarlyView.
The catalytic conversion of CO2 into value‐added products provides an emerging strategy for reducing carbon emissions and improving environmental performance. This review compares different Life Cycle Assessment studies to evaluate the environmental impacts of CO2 conversion, focusing on the main challenges, technical limitations, and potential ...
Anastasia Pappa   +3 more
wiley   +1 more source

Electromagnetically Adhering and Self‐Inductive Sensing Claw for Continuum Climbing Robots: Design, Control, and Applications

open access: yesAdvanced Intelligent Systems, EarlyView.
To argue the applicability of continuum wall‐climbing robots in the nuclear industry, an electromagnetic adhering and self‐inductive sensing integrated claw is developed. The flexible claw realizes an integrated design of the physical structure and excitation circuit. An automatic contact strategy based on fuzzy controller is established, which enables
Pengpeng Yang   +3 more
wiley   +1 more source

The Diverse Modes of Oxygen Reactivity in Life & Chemistry

open access: yesChemSusChem, Volume 15, Issue 24, December 20, 2022., 2022
Breath of life: Oxygen is the quintessential molecule of life on our planet. Three molecular oxygen species dominate natural and artificial oxygenation reactions: the singlet and triplet spin states of dioxygen and ozone. This Review summarizes key applications of these molecular oxygen species in biology, medicine, technologies, and laboratories ...
Robin Stuhr   +2 more
wiley   +1 more source

From Analog to Digital -- Successful Implementation of IoT Solutions in the Petrochemical Industry [PDF]

open access: yesarXiv
This document describes the development and implementation of a technological solution based on IoT devices to modernize a machine known as the Cyclone. This equipment is used by a contractor collaborating with petrochemical companies in the state of Texas, performing specialized work in mechanics, engineering, catalytic material replacement, and ...
arxiv  

Plant cells-based biological matrix composites [PDF]

open access: yesarXiv, 2019
The global increase in materials consumption calls for innovative materials, with tailored performance and multi-functionality, that are environmentally sustainable. Composites from renewable resources offer solutions to fulfil these demands but have so far been dominated by hybrid petrochemicals-based matrixes reinforced by natural fillers.
arxiv  

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