Results 71 to 80 of about 81,961 (270)

Self‐Assembled Hollow Gyroids with Bicontinuous Mesostructures: A Highly Robust Electrocatalyst Fixation Platform

open access: yesAdvanced Materials, EarlyView.
The hollow gyroid carbon (HGC), synthesized via the self‐assembly of block copolymers and vapor pressure‐induced hollow structuring, provides a robust platform for embedding Pt nanoparticles. The HGC morphology facilitates efficient mass transport while the pyridine N inherent in the block copolymer enhances electrical conductivity and electrochemical ...
Gun Ho Lee   +8 more
wiley   +1 more source

Groundwater environmental impact caused by in-situ pyrolysis of oil shale [PDF]

open access: yesOil Shale
Based on a sample of oil shale from the Lucaogou Formation in Shichanggou, Xinjiang, China, the mechanism of changes in the physical and mechanical properties of oil shale during in-situ pyrolysis was systematically analyzed, and combined with the ...
Ling Yang   +5 more
doaj   +1 more source

Flame Stability Analysis of Flame Spray Pyrolysis by Artificial Intelligence [PDF]

open access: yesarXiv, 2020
Flame spray pyrolysis (FSP) is a process used to synthesize nanoparticles through the combustion of an atomized precursor solution; this process has applications in catalysts, battery materials, and pigments. Current limitations revolve around understanding how to consistently achieve a stable flame and the reliable production of nanoparticles. Machine
arxiv  

Advancing Metal–Organic Framework‐Based Composites for Effective Chemical Warfare Agent Detoxification under Real‐World Conditions

open access: yesAdvanced Materials, EarlyView.
This review describes recent developments in the design and synthesis of metal–organic frameworks (MOF)/textile composites for the detoxification of chemical warfare agent and simulants with extensive discussion on the advantages and disadvantages of different methods.
Zhihua Cheng   +4 more
wiley   +1 more source

Products distribution and heavy metals migration during catalytic pyrolysis of refinery oily sludge

open access: yesEnergy Reports, 2023
The reclamation disposal of oily sludge, which is a hazardous waste from the extraction, transportation, storage, and refining of crude oil, is a paramount challenge for environmental protection and resource recycle.
Jianping Yang   +4 more
doaj  

Advancements in Understanding the Physicochemical Properties of Reticular Materials: An In Situ and Operando Spectroscopic Perspective

open access: yesAdvanced Materials, EarlyView.
This review explores how in situ and operando spectroscopic techniques reveal the real‐time behavior of reticular materials, including MOFs and COFs. These methods track material formation and functionalization, structural changes, defect formation, dynamic responses to external triggers, and catalytic processes.
Bettina Baumgartner   +4 more
wiley   +1 more source

Co-pyrolysis kinetics analysis of stone coal and biomass for vanadium extraction

open access: yesMetalurgija, 2018
In this paper, co-pyrolysis of stone coal and biomass was performed. The activation energy of pyrolysis was analyzed, and the mechanism of biomass on the stone coal pyrolysis was discussed.
G. Q. Liu, K. Liu, Y. K. Gao, G. Chen
doaj  

Pioneering the Future: Principles, Advances, and Challenges in Organic Electrodes for Aqueous Ammonium‐Ion Batteries

open access: yesAdvanced Materials, Volume 37, Issue 13, April 2, 2025.
Leveraging the numerous advantages of ammonium‐ion (NH₄⁺)—including cost‐effectiveness, low corrosiveness, preferential orientation, and rapid diffusion kinetics—aqueous NH₄⁺ batteries (AAIBs) have gained significant attention. This review highlights and evaluates the progress of AAIBs utilizing organic electrode materials such as small molecules ...
Mangmang Shi, Xiaoyan Zhang
wiley   +1 more source

Pyrolysis characteristics of typical biomass thermoplastic composites

open access: yesResults in Physics, 2017
The biomass thermoplastic composites were prepared by extrusion molding method with poplar flour, rice husk, cotton stalk and corn stalk. The thermo gravimetric analyzer (TGA) has also been used for evaluating the pyrolysis process of the composites. The
Hongzhen Cai   +5 more
doaj  

Microwave wet torrefaction: A catalytic process to convert waste palm shell into porous biochar

open access: yesMaterials Science for Energy Technologies, 2020
Waste palm shell is a large-volume biomass waste produced from palm oil mills, representing a resource to be treated and converted into a value-added product. In this study, an improved microwave wet torrefaction (low-temperature pyrolysis) incorporating
Peter Nai Yuh Yek   +8 more
doaj  

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