Browsing Chemical Engineering by Title
Now showing items 930-949 of 1131
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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 ... -
Solar-driven hydrogen production from a water-splitting cycle based on carbon-TiO2 nano-tubes
( Elsevier Ltd , 2022 , Article)This study illustrates the structuring of the TiO2 within carbon nano-tubes to enhance the solar-driven production of hydrogen (S-DPOH) via water splitting. The newly developed Carbon-TiO2 nano-tubes (C-Ti-NTs) aimed at ... -
Solid Sorbents as a Retrofit Technology for CO2 Removal from Natural Gas Under High Pressure and Temperature Conditions
( Nature Research , 2020 , Article)The capture of CO2 under high pressure and temperature is challenging and is required in a number for industrial applications including natural gas processing. In this work, we examine the use of benchmark hybrid ultraporous ... -
Solution combustion synthesis of active catalysts for hydrogen production from ethanol
( AIChE , 2014 , Conference Paper)Solution combustion synthesis method was used to synthesize Cu and Ni based catalysts active for hydrogen production from ethanol decomposition reaction. The catalyst synthesis parameters (such as fuel to oxidizer ratio, ... -
Solution combustion synthesis of active catalysts for hydrogen production from ethanol
( AIChE , 2014 , Conference Paper)Solution combustion synthesis method was used to synthesize Cu and Ni based catalysts active for hydrogen production from ethanol decomposition reaction. The catalyst synthesis parameters (such as fuel to oxidizer ratio, ... -
Solution combustion synthesis of Ni/La2O3for dry reforming of methane: Tuning the basicity via alkali and alkaline earth metal oxide promoters
( Royal Society of Chemistry , 2021 , Article)The production of syngas via dry reforming of methane (DRM) has drawn tremendous research interest, ascribed to its remarkable economic and environmental impacts. Herein, we report the synthesis of K, Na, Cs, Li, and ... -
Special issue on "hydrogen-based catalysts"
( Elsevier , 2023 , Other)Numerous hazardous substances are found in the environment, including antibiotics, pesticides, heavy metals, persistent organic pollutants (POPs), oil pollution, micro and nano plastics, as well as other emerging pollutants ... -
Spider silk fibers: Synthesis, characterization, and related biomedical applications
( Elsevier , 2019 , Book chapter)Compared to silkworm silks, spider silks (SS) are considered stronger, most elastic, and tougher biomaterials. Web-weaving spiders use impressive silks where the proteins in the silks can be described as virtually nondiverged. ...