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Long time, low temperature pyrolysis of El-Lajjun oil shale
10.1016/j.jaap.2018.01.017 2018-01-31 There is continuing interest in in situ production of oil from oil shale, particularly for deep deposits and for environmental reasons. Such production would involve long-time, low temperature pyrolysis. Accordingly, reactions of El-Lajjun oil shale have been... |
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Advanced characterization unravels the structure and reactivity of wood-based chars
10.1016/j.jaap.2018.01.024 2018-01-31 This study aims at understanding the structural changes occurring in the carbonaceous matrix of wood-based chars during their thermal conversion. Although chars are routinely characterized by porosity measurements or scanning electron microscopy, the composit... |
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Study of the effects of temperature on syngas composition from pyrolysis of wood pellets using a nitrogen plasma torch reactor
10.1016/j.jaap.2018.01.014 2018-01-31 This work shows work flows supported by experimental work to analyse the efficiency of a plasma system in biomass conversion processes. The most common set of problems encountered when using biomass-to-energy (BTE) processes relate to tar formation and produc... |
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PRODUCTION OF BAMBOO-TYPE CARBON NANOTUBES DOPED WITH NITROGEN FROM POLYAMIDE PYROLYSIS GAS
10.1016/j.jaap.2018.01.027 2018-01-31 Bamboo-type carbon nanotubes (BCNTs) doped with nitrogen were produced by catalytic chemical vapor deposition from the effluent gases resulting from pyrolysis of polyamide 6.6. This polymer provides the carbon and nitrogen source and allows to obtain enough h... |
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Thermal conversion of aspen wood in supercritical ethanol in the presence of high-silica zeolite catalysts
10.1016/j.jaap.2018.01.022 2018-01-31 The use of high-silica zeolite catalysts and the preliminary mechanical treatment of aspen wood increase the wood conversion in supercritical ethanol at temperatures 270 and 350 °C and rise the yield of resulting liquid products. The suggested mechanism of as... |
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Pyrolysis and combustion characteristics of corncob hydrolysis residue
10.1016/j.jaap.2018.01.025 2018-01-31 Corncob hydrolysis residue (CHR) is a by-product of the furfural industry. In this paper, the thermal behavior of CHR was determined with the aim to promote its application as fuels or chemicals. Firstly, the pyrolysis and combustion of CHR in nitrogen and ai... |
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Influence of temperature and particle size on structural characteristics of chars from Beechwood pyrolysis
10.1016/j.jaap.2018.01.018 2018-01-31 This work investigates the effect of temperature and particle size on the product yields and structure of chars obtained from the pyrolysis of Beechwood Chips (BWC), a lignocellulosic biomass. BWC of three different size fractions (0.21–0.50 mm, 0.85–1.70 mm ... |
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Study on the synthesis and thermal degradation of Vinylphenylpolysilsesquioxane
10.1016/j.jaap.2017.12.024 2018-01-12 Vinylphenylpolysilsesquioxane is synthesized through hydrolysis and condensation method, using phenyltrimethoxysilane and dimethylvinylethyoxysilane as raw materials. Its structure is confirmed by Fourier-transformed infrared (FTIR) and nuclear magnetic reson... |
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Catalytic hydroliquefaction of rice straw for bio-oil production using Ni/CeO2 catalysts
10.1016/j.jaap.2018.01.012 2018-01-11 A series of Ni/CeO2 catalysts were synthesized via a simple one-pot hydrothermal method and characterized by XRD, SEM, TEM, EDX, EDX mapping, Raman, H2-TPR, BET, XPS, TGA and ICP-MS. Their catalytic performances were systematically evaluated in hydroliquefact... |
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Influence of moisture content on cattle manure char properties and its potential for hydrogen rich gas production
10.1016/j.jaap.2018.01.005 2018-01-10 Cattle manure with different moisture contents was carbonized under different temperatures to investigate the products distribution and cattle manure char’s properties. And the cattle manure char’s gasification performance was compared with cattle manure to e... |