Results 41 to 50 of about 5,214 (236)

Review of Flash Joule Heating for the Synthesis of Graphene and Other Functional Carbon Materials

open access: yesCarbon Energy, Volume 8, Issue 1, January 2026.
ABSTRACT Flash Joule heating (FJH), as a high‐efficiency and low‐energy consumption technology for advanced materials synthesis, has shown significant potential in the synthesis of graphene and other functional carbon materials. Based on the Joule effect, the solid carbon sources can be rapidly heated to ultra‐high temperatures (> 3000 K) through ...
Zhiwu Tan   +10 more
wiley   +1 more source

Studi Variasi Ukuran Butir Pada Proses Desulfurisasi Kokas Petroleum Yang Terkalsinasi [PDF]

open access: yes, 2017
Indonesia adalah suatu negara dengan sumber daya alam yang melimpah, seperti mineral tambang dan minyak bumi. Pada pengolahan minyak bumi,Minyak bumi dapat diolah untuk dijadikan sumber energi bahan bakar seperti bensin, solar, oil, petroleum coke, dan ...
Setiawan, Muhammad Arif
core  

Metal carbide-graphite composites [PDF]

open access: yes
Carbon sources effects on niobium carbides, and determination of high temperature flexural strength, flexural creep, and thermal expansion up to 2550 deg C for various ...
Harada, Y.
core   +5 more sources

Determining the Effect of Grain Size on the Microstructure and Oxidation of Nuclear Graphite

open access: yesCarbon Energy, Volume 8, Issue 1, January 2026.
Superfine‐grained graphite is developed, showing oxidation resistance comparable to that of medium‐grained graphite. The study reveals that two intrinsic parameters govern its performance: reactive site concentration dictates chemical kinetics, whereas pore tortuosity controls oxidant diffusion.
Xu Qiao   +8 more
wiley   +1 more source

Chemical Looping Combustion and Chemical Looping with Oxygen Uncoupling Experiments in a Batch Reactor Using Spray-Dried CaMn1–xMxO3−δ (M = Ti, Fe, Mg) Particles as Oxygen Carriers [PDF]

open access: yes, 2013
Chemical looping combustion and chemical looping with oxygen uncoupling (CLOU) with oxygen carrier particles consisting of CaMn1-xMxO3-delta (M = Ti, Fe, Mg) has been studied by consecutive oxidation and reduction experiments in a fluidized-bed batch ...
Hallberg, Peter   +4 more
core   +1 more source

Recent Advances in Catalytic Conversion of Bioethanol to 1,3‐Butadiene: Reaction Mechanism, Catalyst Design, and Process Scalability

open access: yesChemSusChem, Volume 19, Issue 1, January 2026.
Catalytic conversion of ethanol to 1,3‐butadiene (BD) can proceed via one‐step and two‐step routes. In the one‐step process, pure and metal‐modified MgO–SiO2 catalysts enable direct ethanol transformation to BD, while ZrO2‐based catalysts drive the two‐step pathway.
Abhishek R. Varma   +7 more
wiley   +1 more source

Composition of Initiated Cracking Products of High-sulfur Natural Bitumen [PDF]

open access: yes, 2014
The analysis of the cracking products of bitumen Karmalskoye deposits (the content of fractions boiling up to 200 °C 6,7% wt.) has been performed. The influence of power plant coal ash microspheres on orientation of cracking bitumen components is stated.
Dombrovskaya, A. S.   +4 more
core   +1 more source

Toward Sustainable Lithium‐Ion Batteries: Recycling and Reuse Strategies for Spent Graphite Anodes

open access: yesSmall, Volume 22, Issue 6, 27 January 2026.
This review outlines the degradation mechanisms of spent graphite anodes in lithium‐ion batteries and highlights key recycling, regeneration, and modification strategies, spanning hydrometallurgical and pyrometallurgical methods. It also examines advances in surface engineering, structural tuning, and material hybridization, offering insights that ...
Zhifei Mao, Jingshan Chai, Ruigang Wang
wiley   +1 more source

Graphite-metal composites Quarterly report no. 1, 1 Aug. - 1 Nov. 1965 [PDF]

open access: yes
Graphite-metal composites - hot pressing equipment modifications, hot pressing of calcined petroleum coke, and heterogeneity in density of niobium, hafnium, and molybdenum ...
Harada, Y.
core   +1 more source

Experimental evaluation of a Chinese sulfur-containing lean iron ore as the oxygen carrier for chemical-looping combustion [PDF]

open access: yes, 2016
A series of chemical-looping combustion (CLC) tests were conducted in a thermogravimetric analysis (TGA) reactor to investigate the potential of a Chinese sulfur-containing lean iron ore as the oxygen carrier. Two main products of solidfuel pyrolysis and
Baosheng Jin   +7 more
core   +2 more sources

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