Ultra-highly selective biogas upgrading through porous MXenes

Two-dimensional porous MXenes with M2C formula (M = Ti, Zr, Hf, V, Nb, Ta, Cr, Mo, and W) are proposed as very promising sorbent materials for carbon dioxide (CO2), separation from methane (CH4) in the critical step of biogas upgrading. Density functional theory calculations including dispersion sho...

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Detalles Bibliográficos
Autores: Prats Garcia, Hèctor, McAloone, Hannah, Viñes Solana, Francesc, Illas i Riera, Francesc
Tipo de recurso: artículo
Estado:Versión aceptada para publicación
Fecha de publicación:2020
País:España
Institución:Varias* (Consorci de Biblioteques Universitáries de Catalunya, Centre de Serveis Científics i Acadèmics de Catalunya)
Repositorio:Recercat. Dipósit de la Recerca de Catalunya
OAI Identifier:oai:recercat.cat:2445/170413
Acceso en línea:https://hdl.handle.net/2445/170413
Access Level:acceso abierto
Palabra clave:Biogàs
Diòxid de carboni
Teoria del funcional de densitat
Biogas
Carbon dioxide
Density functionals
Descripción
Sumario:Two-dimensional porous MXenes with M2C formula (M = Ti, Zr, Hf, V, Nb, Ta, Cr, Mo, and W) are proposed as very promising sorbent materials for carbon dioxide (CO2), separation from methane (CH4) in the critical step of biogas upgrading. Density functional theory calculations including dispersion show that MXenes present very high CO2 uptakes and selectivities even in the most adverse working conditions.