Browsing by Author "Ghosh, Ujjal"
Now showing items 1-11 of 11
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A comparative thermodynamic analysis of samarium and erbium oxide based solar thermochemical water splitting cycles
Bhosale, Rahul R.; Kumar, Anand; AlMomani, Fares; Ghosh, Ujjal; Khraisheh, Majeda ( Elsevier Ltd , 2017 , Article)This paper reports a thermodynamic comparison between the samarium and erbium oxide based solar thermochemical water splitting cycles. These cycles are a two-step process in which the metal oxide is first thermally reduced ... -
Assessment of CexZryHfzO2 based oxides as potential solar thermochemical CO2 splitting materials
Bhosale, Rahul R.; Kumar, Anand; AlMomani, Fares; Ghosh, Ujjal; Al-Muhtaseb, Shaheen; Gupta, Ram; Alxneit, Ivo... more authors ... less authors ( Elsevier Ltd , 2016 , Article)In this paper, we report the synthesis, characterization, and assessment of CexZryHfzO2 (CZH) materials for solar thermochemical splitting of CO2 in up to 20 consecutive thermochemical cycles. CZH materials with different ... -
CO2 Capture Using Aqueous Potassium Carbonate Promoted by Ethylaminoethanol: A Kinetic Study
Bhosale, Rahul R.; Kumar, Anand; AlMomani, Fares; Ghosh, Ujjal; AlNouss, Ahmed; Scheffe, Jonathan; Gupta, Ram B.... more authors ... less authors ( American Chemical Society , 2016 , Article)Kinetics of absorption of CO2 in an aqueous potassium carbonate (K2CO3) promoted by ethylaminoethanol (EAE) solution (hereafter termed as APCE solvent) was investigated in a glass stirred cell reactor by employing a fall ... -
CO<inf>2</inf> solubility in aqueous potassium lysinate solutions at absorber conditions
Zhao, Yue; Shen, Shufeng; Bian, Yangyang; Yang, Ya nan; Ghosh, Ujjal ( Academic Press , 2017 , Article)In this work, CO2 solubility in aqueous potassium lysinate solutions has been measured for the concentrations of (1.25–3.28) mol·kg−1 and at temperatures of (313–343) K. The vapour-liquid equilibrium data were correlated ... -
Effectiveness of Ni incorporation in iron oxide crystal structure towards thermochemical CO2 splitting reaction
Bhosale, Rahul R.; Kumar, Anand; AlMomani, Fares; Ghosh, Ujjal; Sutar, Parag; Takalkar, Gorakshnath; Ashok, Anchu; Alxneit, Ivo... more authors ... less authors ( Elsevier Ltd , 2017 , Article)In this study, Ni-doped iron oxide (NixFe3−xO4) materials were synthesized via the 1,2-epoxypropane assisted sol-gel method by varying the molar concentration of Ni from x=0.2 to 1. Sol-gel derived NixFe3−xO4 gels were ... -
Helium separation through polymeric membranes: selectivity targets
Scholes, Colin A.; Ghosh, Ujjal ( Elsevier , 2016 , Article)Gas separation membranes have the potential to recovery and purify helium from natural gas. This can be through direct separation of helium from methane or as part of a natural gas liquefaction process where helium is ... -
Reactive Absorption of CO2 Using Ethylaminoethanol Promoted Aqueous Potassium Carbonate Solvent
Bhosale, Rahul Rambhau; Kumar, Anand; Almomani, Fares; Ghosh, Ujjal; Scheffe, Jonathan; Gupta, Ram; Alnouss, Ahmed; Anis, Mohammad Saad; Usmani, Mohammad Hamza Ahmed... more authors ... less authors ( Hamad bin Khalifa University Press (HBKU Press) , 2016 , Conference Paper)Atmospheric concentration of CO2, which is considered as one of the major greenhouse gases (GHGs), has increased up to 398 ppmv as of 2015. CO2 concentration in atmosphere was 280 ppmv in pre-industrial era, and due to the ... -
Solar co-production of samarium and syngas via methanothermal reduction of samarium sesquioxide
Bhosale, Rahul R.; Kumar, Anand; AlMomani, Fares; Ghosh, Ujjal; Dardor, Dareen; Bouabidi, Zineb; Ali, Manar; Yousefi, Shiva; AlNouss, Ahmed; Anis, Mohammad Saad; Usmani, Mohammad Hamza; Ali, Moustafa H.; Azzam, Reem S.; Banu, Aliya... more authors ... less authors ( Elsevier Ltd , 2016 , Article)This paper reports the thermodynamic analysis of the solar methanothermal reduction of Sm2O3 for the co-production of Sm and syngas in (a) Sm-Syngas open cycle, and (b) Sm-Syngas closed cycle. As per the chemical thermodynamic ... -
Solar hydrogen production via a samarium oxide-based thermochemical water splitting cycle
Bhosale, Rahul; Kumar, Anand; AlMomani, Fares; Ghosh, Ujjal; Saad Anis, Mohammad; Kakosimos, Konstantinos; Shende, Rajesh; Rosen, Marc A.... more authors ... less authors ( MDPI AG , 2016 , Article)The computational thermodynamic analysis of a samarium oxide-based two-step solar thermochemical water splitting cycle is reported. The analysis is performed using HSC chemistry software and databases. The first (solar-based) ... -
Solar hydrogen production via erbium oxide based thermochemical water splitting cycle
Bhosale, Rahul R.; Sutar, Parag; Kumar, Anand; AlMomani, Fares; Ali, Moustafa Hussein; Ghosh, Ujjal; AlMuhtaseb, Shaheen; Khraisheh , Majeda... more authors ... less authors ( American Institute of Physics Inc. , 2016 , Article)The erbium oxide based water splitting (Eb-WS) cycle was thermodynamically studied by using the HSC Chemistry software and databases. The first step of the Eb-WS cycle involves thermal reduction of Er2 O3, whereas the ... -
Solar Thermochemical CO2 Utilization via Ceria Based Redox Cycle
Bhosale, Rahul Rambhau; Kumar, Anand; Almomani, Fares; Ghosh, Ujjal; Alxneit, Ivo; Scheffe, Jonathan; Yousefi, Shiva... more authors ... less authors ( 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 ...