Browsing Chemical Engineering by Title
Now showing items 922-941 of 1129
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Solar hydrogen production via thermochemical iron oxide-iron sulfate water splitting cycle
( Elsevier Ltd , 2015 , Article)This paper reports the thermodynamic analysis of solar H2 production via two-step thermochemical iron oxide–iron sulfate (IO–IS) water splitting cycle. The first step belongs to the exothermic oxidation of FeO via SO2 and ... -
Solar hydrogen production via thermochemical metal oxide - Metal sulfate water splitting cycle
( AIChE , 2015 , Conference Paper)This paper reports the thermodynamic analysis of solar H2 production via two-step thermochemical iron oxide - iron Sulfate (IO-IS) water splitting cycle. The first step belongs to the exothermic oxidation of FeO via SO2 ... -
Solar light responsive TiO2-ZnO, modified with graphitic carbon nitride nano-sheet for degradation of AB29
( John Wiley and Sons Ltd , 2020 , Article)BACKGROUND Photodegradation has drawn much attention in recent decades due to the technique’s ability to mineralize nonbiodegradable pollutants. Renewable energy sources, such as solar light energy, can be used to aid the ... -
Solar oxidation of toluene over Co doped nano-catalyst
( Elsevier Ltd , 2020 , Article)Cobalt (Co) co-doped TiO2 photo-catalysis were synthesized, characterized and tested toward solar photocatalytic oxidation of toluene (TOL). A multi-technique approach was used to characterize and relate the photo-catalytic ... -
Solar photo-catalytic production of hydrogen by irradiation of cobalt co-doped TiO2
( Elsevier Ltd , 2021 , Article)Cobalt (Co) co-doped TiO2 photocatalysts (P–Cs) with differing mass fractions of Co (% wt.) were synthesized, characterized, and evaluated toward the solar photocatalytic production of hydrogen (SP–CPOH) from a pure electron ... -
Solar reactor efficiency analysis for alternative fuel production via ferrite based two-step thermochemical splitting of water and CO2
( AIChE , 2015 , Conference Paper)In this paper computational thermodynamic modeling of solar syngas production via ferrite based (Fe3 O4 /FeO) thermochemical H2O and/or CO2 splitting cycle. This two-step cycle involves solar thermal reduction of Fe3O4 ... -
Solar thermocatalytic conversion of CO2 using PrxSr(1?x)MnO3?? perovskites
( Elsevier Ltd , 2019 , Article)The prime aim of this study was to examine the thermal reduction (TR) and CO2 splitting (CS) capacity of each PrxSr(1?x)MnO3?? (PSM) perovskite. A solution combustion synthesis (SCS) approach was applied for the synthesis ... -
Solar Thermochemical CO2 Utilization via Ceria Based Redox Cycle
( Hamad bin Khalifa University Press (HBKU Press) , 2016 , Conference Paper)According to the recent studies, it is expected that the global energy requirement will increase from 14 TW to 30 TW by the year 2050. Currently, fossil fuels are the major energy source utilized for the fulfillment of the ... -
Solar thermochemical conversion of CO2 into synthetic fuels via ferrite based redox reactions
( AIChE , 2014 , Conference Paper)In this contribution, we report the synthesis NiFe2O4 and CoFe2O4 redox materials via sol-gel method. For the synthesis of these materials via sol-gel approach, the Ni, Co, and Fe precursors were first dissolved in ethanol ... -
Solar thermochemical conversion of CO2 into synthetic fuels via ferrite based redox reactions
( AIChE , 2014 , Conference Paper)In this contribution, we report the synthesis NiFe2O4 and CoFe2O4 redox materials via sol-gel method. For the synthesis of these materials via sol-gel approach, the Ni, Co, and Fe precursors were first dissolved in ethanol ... -
Solar thermochemical Dy2O3/DyO water splitting cycle for hydrogen production
( Inderscience Publishers , 2017 , Article)The thermodynamic analyses of the dysprosium oxide-based water splitting (Dy-WS) cycle are reported in this paper. The first step of the Dy-WS cycle involves thermal reduction of Dy2O3, whereas water splitting reaction is ... -
Solar thermochemical H2 production via MnSO4/MnO water splitting cycle: Thermodynamic equilibrium and efficiency analysis
( Elsevier Ltd , 2019 , Article)In this paper, a detailed thermodynamic equilibrium and efficiency analysis of the MnSO4/MnO water splitting (WS) cycle is carried out using HSC Chemistry software. By drifting the molar flow rate of inert Ar (n Ar) and ... -
Solar Thermochemical Hydrogen Production via Terbium Oxide Based Redox Reactions
( Hindawi Limited , 2016 , Article)The computational thermodynamic modeling of the terbium oxide based two-step solar thermochemical water splitting (Tb-WS) cycle is reported. The 1st step of the Tb-WS cycle involves thermal reduction of TbO2 into Tb and ... -
Solar thermochemical reforming of natural gas via metal oxide based redox reactions
( AIChE , 2015 , Conference Paper)This paper reports the thermodynamic analysis of Sm2O3 based solar thermochemical CH4 reforming process. Thermodynamic equilibrium compositions of the syngas production via CH4 reforming via Sm2O3 reduction as a function ... -
Solar thermochemical splitting of H2O and CO2 using nonvolatile metal oxides
( AIChE , 2017 , Conference Paper)In this study, a Co ferrite/ZrO2 ceramic nanornixture was synthesized by the propylene-oxide-assisted sol-gel method. Cobalt, iron, and zirconium nitrate salts were used as the metal precursors, and ethanol and propylene ... -
Solar thermochemical splitting of H2O and CO2 using nonvolatile metal oxides
( AIChE , 2017 , Conference Paper)In this study, a Co ferrite/ZrO2 ceramic nanornixture was synthesized by the propylene-oxide-assisted sol-gel method. Cobalt, iron, and zirconium nitrate salts were used as the metal precursors, and ethanol and propylene ... -
Solar thermochemical splitting of H2O and CO2 using nonvolatile metal oxides
( AIChE , 2017 , Conference Paper)In this study, a Co ferrite/ZrO2 ceramic nanornixture was synthesized by the propylene-oxide-assisted sol-gel method. Cobalt, iron, and zirconium nitrate salts were used as the metal precursors, and ethanol and propylene ... -
Solar thermochemical splitting of h2o and Co2 using nonvolatile metal oxides
( AIChE , 2017 , Conference Paper)In this study, a Co ferrite/ZrO2 ceramic nanornixture was synthesized by the propylene-oxide-assisted sol-gel method. Cobalt, iron, and zirconium nitrate salts were used as the metal precursors, and ethanol and propylene ... -
Solar thermochemical splitting of H2O and CO2 using nonvolatile metal oxides
( AIChE , 2017 , Conference Paper)In this study, a Co ferrite/ZrO2 ceramic nanornixture was synthesized by the propylene-oxide-assisted sol-gel method. Cobalt, iron, and zirconium nitrate salts were used as the metal precursors, and ethanol and propylene ... -
Solar thermochemical ZnO/ZnSO4 water splitting cycle for hydrogen production
( Elsevier Ltd , 2017 , Article)In this paper, solar reactor efficiency analysis of the solar thermochemical two-step zinc oxide-zinc sulfate (ZnO-ZnSO4) water splitting cycle. In step-1, the ZnSO4 is thermally decomposed into ZnO, SO2, and O2 using solar ...