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Kiani D, Sourav S, Taifan W, Calatayud M, Tielens F, Wachs IE, Baltrusaitis J. Existence and Properties of Isolated Catalytic Sites on the Surface of β-Cristobalite-Supported, Doped Tungsten Oxide Catalysts (WOx/β-SiO2, Na-WOx/β-SiO2, Mn-WOx/β-SiO2) for Oxidative Coupling of Methane (OCM): A Combined Periodic DFT and Experimental Study. ACS Catal 2020. [DOI: 10.1021/acscatal.9b05591] [Citation(s) in RCA: 23] [Impact Index Per Article: 5.8] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
Affiliation(s)
- Daniyal Kiani
- Department of Chemical and Biomolecular Engineering, Lehigh University, B336 Iacocca
Hall, 111 Research Drive, Bethlehem, Pennsylvania 18015, United States
| | - Sagar Sourav
- Department of Chemical and Biomolecular Engineering, Lehigh University, B336 Iacocca
Hall, 111 Research Drive, Bethlehem, Pennsylvania 18015, United States
| | - William Taifan
- Department of Chemical and Biomolecular Engineering, Lehigh University, B336 Iacocca
Hall, 111 Research Drive, Bethlehem, Pennsylvania 18015, United States
| | - Monica Calatayud
- Sorbonne Université, CNRS, Laboratoire de Chimie Théorique, LCT, F-75005 Paris, France
| | - Frederik Tielens
- General Chemistry (ALGC)-Materials Modelling Group, Vrije Universiteit Brussel (Free University Brussels-VUB), Pleinlaan 2, 1050 Brussel, Belgium
| | - Israel E. Wachs
- Department of Chemical and Biomolecular Engineering, Lehigh University, B336 Iacocca
Hall, 111 Research Drive, Bethlehem, Pennsylvania 18015, United States
| | - Jonas Baltrusaitis
- Department of Chemical and Biomolecular Engineering, Lehigh University, B336 Iacocca
Hall, 111 Research Drive, Bethlehem, Pennsylvania 18015, United States
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Arvidsson AA, Taifan W, Hellman A, Baltrusaitis J. First-principles microkinetic study of methane and hydrogen sulfide catalytic conversion to methanethiol/dimethyl sulfide on Mo6S8 clusters: activity/selectivity of different promoters. Catal Sci Technol 2019. [DOI: 10.1039/c9cy00375d] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
Abstract
A large fraction of the global natural gas reserves is in the form of sour gas, i.e. contains hydrogen sulfide (H2S) and carbon dioxide (CO2), and needs to be sweetened before utilization.
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Affiliation(s)
- Adam A. Arvidsson
- Department of Physics
- Chalmers University of Technology
- 412 96 Gothenburg
- Sweden
| | - William Taifan
- Department of Chemical and Biomolecular Engineering
- Lehigh University
- Bethlehem
- USA
| | - Anders Hellman
- Department of Physics
- Chalmers University of Technology
- 412 96 Gothenburg
- Sweden
| | - Jonas Baltrusaitis
- Department of Chemical and Biomolecular Engineering
- Lehigh University
- Bethlehem
- USA
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Taifan W, Arvidsson AA, Nelson E, Hellman A, Baltrusaitis J. CH4 and H2S reforming to CH3SH and H2 catalyzed by metal-promoted Mo6S8 clusters: a first-principles micro-kinetic study. Catal Sci Technol 2017. [DOI: 10.1039/c7cy00857k] [Citation(s) in RCA: 9] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
Abstract
Density Functional Theory (DFT) and microkinetic modelling of CH4 and H2S reactions to form CH3SH and H2 as a first step in elucidating complex pathways in oxygen-free sour gas reforming was performed.
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Affiliation(s)
- William Taifan
- Department of Chemical and Biomolecular Engineering
- Lehigh University
- Bethlehem
- USA
| | - Adam A. Arvidsson
- Department of Physics
- Chalmers University of Technology
- SE-421 96 Göteborg
- Sweden
| | - Eric Nelson
- Department of Chemical and Biomolecular Engineering
- Lehigh University
- Bethlehem
- USA
| | - Anders Hellman
- Department of Physics
- Chalmers University of Technology
- SE-421 96 Göteborg
- Sweden
| | - Jonas Baltrusaitis
- Department of Chemical and Biomolecular Engineering
- Lehigh University
- Bethlehem
- USA
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Taifan W, Baltrusaitis J. Minireview: direct catalytic conversion of sour natural gas (CH4 + H2S + CO2) components to high value chemicals and fuels. Catal Sci Technol 2017. [DOI: 10.1039/c7cy00272f] [Citation(s) in RCA: 26] [Impact Index Per Article: 3.7] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
Abstract
Direct sour natural gas catalytic conversion allows to obtain high value products, such as hydrocarbon and organosulfur chemicals, fuels and fertilizers.
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Affiliation(s)
- William Taifan
- Department of Chemical and Biomolecular Engineering
- Lehigh University
- Bethlehem
- USA
| | - Jonas Baltrusaitis
- Department of Chemical and Biomolecular Engineering
- Lehigh University
- Bethlehem
- USA
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