Author profile: Ramírez Reina, Tomás
Institutional data
Name | Ramírez Reina, Tomás |
Department | Química Inorgánica |
Knowledge area | Química Inorgánica |
Professional category | Profesor Titular de Universidad |
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Statistics
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No. publications
83
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No. visits
6173
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No. downloads
7974
Publications |
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Article
Controlling Copper Location on Exchanged MOR-Type Aluminosilicate Zeolites for Methanol Carbonylation: In Situ/Operando IR Spectroscopic Studies
(Elsevier, 2024)
Replacing homogeneous catalytic processes by heterogeneous routes based on the utilization of solid catalysts is of great ... |
Article
Embracing the sustainable horizons through bioenergy innovations: a path to a sustainable energy future
(Frontiers Media, 2024)
The urgent need for mitigating climate change necessitates a transformative shift in energy production and consumption ... |
Article
CO2 Conversion via Low-Temperature RWGS Enabled by Multicomponent Catalysts: Could Transition Metals Outperform Pt?
(Springer, 2024)
In the context of CO2 valorisation, the reverse water–gas shift reaction (RWGS) is gathering momentum since it represents a ... |
Article
Renewable Carbonaceous Materials from Biomass in Catalytic Processes: A Review
(Multidisciplinary Digital Publishing Institute (MDPI), 2024)
This review paper delves into the diverse ways in which carbonaceous resources, sourced from renewable and sustainable ... |
Article
Synthetic natural gas production using CO2-rich waste stream from hydrothermal carbonization of biomass: Effect of impurities on the catalytic activity
(Elsevier, 2023)
The utilization of biomass and bio-waste, particularly through hydrothermal processes, has shown promise as a technology ... |
Article
Switchable catalysis for methanol and synthetic natural gas synthesis from CO2: A techno-economic investigation
(Elsevier, 2023)
The oil and gas sector produces a considerable volume of greenhouse gas emissions, mainly generated from flaring and venting ... |
Article
Subnanometric Pt clusters dispersed over Cs-doped TiO2 for CO2 upgrading via low-temperature RWGS: operando mechanistic insights to guide an optimal catalyst design
(Royal Society of Chemistry, 2023)
The RWGS reaction is gathering momentum as an effective route for CO2 valorisation and given its endothermic nature the ... |
Article
Boosting Low-Temperature CO2 Hydrogenation over Ni-based Catalysts by Tuning Strong Metal-Support Interactions.
(Wiley-V C H Verlag GMBH, 2023)
Rational design of low-cost and efficient transition-metal catalysts for low-temperature CO2 activation is significant and ... |
Article
Mechanistic insights into methanol carbonylation to methyl acetate over an efficient organic template-free Cu-exchanged Mordenite
(2023)
Currently, acetic acid is produced via the carbonylation reaction of methanol with the main route entailing the use of ... |
Article
Natural hydrogen in the energy transition: Fundamentals, promise, and enigmas
(Pergamon-Elsevier Science LTD, 2023)
Beyond its role as an energy vector, a growing number of natural hydrogen sources and reservoirs are being discovered all ... |
Article
Water-assisted HDO of biomass model compounds enabled by Ru-based catalysts
(Elsevier Ltd., 2023)
Biofuels upgrading gathering momentum in view of the gradual depletion of fossil fuels and the pursuit of renewable energy ... |
Article
H2-rich syngas production from biogas reforming: overcoming coking and sintering using bimetallic Ni-based catalysts
(Elsevier Ltd, 2023)
Dry reforming of methane is a very appealing catalytic route biogas (mainly composed by greenhouse gases: carbon dioxide ... |
Article
Nickel-based cerium zirconate inorganic complex structures for CO2 valorisation via dry reforming of methane
(Science Press, 2023)
The increasing anthropogenic emissions of greenhouse gases (GHG) is encouraging extensive research in CO2 utilisation. Dry ... |
Article
Flexible NiRu Systems for CO2 Methanation: From Efficient Catalysts to Advanced Dual-Function Materials
(Multidisciplinary Digital Publishing Institute (MDPI), 2023)
CO2 emissions in the atmosphere have been increasing rapidly in recent years, causing global warming. CO2 methanation ... |
Article
Multicomponent Graphene Based Catalysts for Guaiacol Upgrading in Hydrothermal Conditions: Exploring "H2-free" Alternatives for Bio-compounds Hydrodeoxygenation
(Elsevier, 2023)
Catalytic hydrodeoxygenation (HDO) is a critical technique for upgrading biomass derivatives to deoxygenated fuels or other ... |
Article
Unravelling the CO2 Capture and Conversion Mechanism of a NiRu-Na2O Switchable Dual-function Material in Various CO2 Utilisation Reactions
(Royal Society of Chemistry, 2023)
Time-resolved operando DRIFTS-MS was performed to elucidate the CO2 capture and conversion mechanisms of a NiRuNa/CeAl DFM ... |
Article
MIL-100(Fe)-Derived Catalysts for CO2 Conversion Via Low- and High-Temperature Reverse Water-gas Shift Reaction
(Elsevier, 2023)
Fe-derived catalysts were synthesized by the pyrolysis of MIL-100 (Fe) metal-organic framework (MOF) and evaluated in the ... |
Article
Charting a Path to Catalytic Upcycling of Plastic Micro/nano Fiber Pollution from Textiles to Produce Carbon Nanomaterials and Turquoise Hydrogen
(Royal Society of Chemistry, 2023)
Washing synthetic textile fibers releases micro/nano plastics, endangering the environment. As new filters and associated ... |
Article
Experimental Optimization of Ni/P Atomic Ratio for Nickel Phosphide Catalysts in Reverse Water-gas Shift
(Elsevier, 2023)
Nickel phosphide catalysts show a high level of selectivity for the reverse water-gas shift (RWGS) reaction, inhibiting ... |
Article
The Need for Flexible Chemical Synthesis and How Dual-Function Materials Can Pave the Way
(American Chemical Society, 2023)
Since climate change keeps escalating, it is imperative that the increasing CO2 emissions be combated. Over recent years, ... |
Article
Engineering Exsolved Catalysts for CO2 Conversion
(Frontiers Media SA, 2023)
Introduction: Innovating technologies to efficiently reduce carbon dioxide (CO2) emission or covert it into useful products ... |
Article
Enroute to the Carbon-Neutrality Goals via the Targeted Development of Ammonia as a Potential Nitrogen-Based Energy Carrier
(AMER CHEMICAL SOC, 2023)
The reliance of a future carbon-free horizon is strongly aligned with the long-term energy storage avenues which are ... |
Article
Guaiacol Hydrotreatment in an Integrated APR-HDO Process: Exploring the Promoting Effect of Platinum on Ni–Pt Catalysts and Assessing Methanol and Glycerol as Hydrogen Sources
(Elsevier, 2023)
This study presents an integrated approach combining aqueous phase reforming (APR) and hydrodeoxygenation (HDO) for the ... |
Article
Hydrogen production from landfill biogas: Profitability analysis of a real case study
(Elsevier, 2022)
Hydrogen is not only considered as a cornerstone within renewable energy portfolio but it is also a key enabler for CO2 ... |
Article
Au and Pt Remain Unoxidized on a CeO2-Based Catalyst during the Water-Gas Shift Reaction
(American Chemical Society, 2022)
The active forms of Au and Pt in CeO2-based catalysts for the water-gas shift (WGS) reaction are an issue that remains ... |
Article
Electrocatalytic CO2 conversion to C2 products: catalysts design, market perspectives and techno-economic aspects
(Elsevier, 2022)
The energy crisis caused by the incessant growth in global energy demand joint to its associated greenhouse emissions ... |
Article
Versatile Ni-Ru catalysts for gas phase CO2 conversion: Bringing closer dry reforming, reverse water gas shift and methanation to enable end-products flexibility
(Elsevier, 2022)
Advanced catalytic materials able to catalyse more than one reaction efficiently are needed within the CO2 utilisation ... |
Article
Materials challenges and opportunities to address growing micro/nanoplastics pollution: a review of thermochemical upcycling
(Elsevier, 2022)
Micro/nanoplastics have sparked attention in recent years due to their widespread presence in the environment. Currently, ... |
Article
Biogas upgrading to biomethane as a local source of renewable energy to power light marine transport: Profitability analysis for the county of Cornwall
(Elsevier, 2022)
In this work, the use of biomethane produced from local biogas plants is proposed as renewable fuel for light marine ... |
Article
Catalytic Upgrading of Biomass-Gasification Mixtures Using Ni-Fe/MgAl2O4 as a Bifunctional Catalyst
(American Chemical Society, 2022)
Biomass gasification streams typically contain a mixture of CO, H2, CH4, and CO2 as the majority components and frequently ... |
Article
Insights on Guerbet Reaction: Production of Biobutanol From Bioethanol Over a Mg–Al Spinel Catalyst
(Frontiers, 2022)
The production of biobutanol from bioethanol by the Guerbet reaction is an alternative pathway to renewable sources. The ... |
Article
Feasibility of switchable dual function materials as a flexible technology for CO2 capture and utilisation and evidence of passive direct air capture
(Royal Society of Chemistry, 2022)
The feasibility of a Dual Function Material (DFM) with a versatile catalyst offering switchable chemical synthesis from ... |
Article
Analysis of Dry Reforming as direct route for gas phase CO2 conversion. The past, the present and future of catalytic DRM technologies
(Elsevier, 2022)
Transition to low carbon societies requires advanced catalysis and reaction engineering to pursue green routes for fuels ... |
Article
Emerging natural and tailored perovskite-type mixed oxides–based catalysts for CO2 conversions
(Frontiers Media, 2022)
The rapid economic and societal development have led to unprecedented energy demand and consumption resulting in the harmful ... |
Article
Ni-Phosphide catalysts as versatile systems for gas-phase CO2 conversion: Impact of the support and evidences of structure-sensitivity
(Elsevier, 2022)
We report for the first time the support dependent activity and selectivity of Ni-rich nickel phosphide catalysts for CO2 ... |
Article
Sustainable routes for acetic acid production: Traditional processes vs a low-carbon, biogas-based strategy
(Elsevier, 2022)
The conversion of biogas, mainly formed of CO2 and CH4, into high-value platform chemicals is increasing attention in a ... |
Article
Recent advances on gas-phase CO2 conversion: Catalysis design and chemical processes to close the carbon cycle
(Elsevier, 2022)
Chemical CO2 recycling in the gas phase constitutes a straightforward approach for effective CO2 conversion to added-value ... |
Article
Development of Power-to-X Catalytic Processes for CO2 Valorisation: From the Molecular Level to the Reactor Architecture
(Multidisciplinary Digital Publishing Institute (MDPI), 2022)
Nowadays, global climate change is likely the most compelling problem mankind is facing. In this scenario, decarbonisation ... |
Article
Editorial: Catalysis in Iberoamerica: Recent Trends
(Frontiers Media, 2022)
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Article
Design of Full-Temperature-Range RWGS Catalysts: Impact of Alkali Promoters on Ni/CeO 2
(American Chemical Society, 2022)
Reverse water gas shift (RWGS) competes with methanation as a direct pathway in the CO2 recycling route, with methanation ... |
Article
Catalytic Converters for Vehicle Exhaust: Fundamental Aspects and Technology Overview for Newcomers to the Field
(MDPI, 2021)
This works aims to provide an understanding on basic chemical kinetics pertaining to three-way catalytic (TWC) converters ... |
Article
From biogas upgrading to CO2 utilization and waste recycling: A novel circular economy approach
(Elsevier, 2021)
Herein a novel process to synergize biogas upgrading, CO2 utilization and waste recycling is proposed. Our study emerges ... |
Article
Synergizing carbon capture and utilization in a biogas upgrading plant based on calcium chloride: Scaling-up and profitability analysis
(Elsevier, 2021)
Herein we analyze the profitability of a novel regenerative process to synergize biogas upgrading and carbon dioxide ... |
Article
In-situ HDO of guaiacol over nitrogen-doped activated carbon supported nickel nanoparticles
(Elsevier, 2021)
In-situ hydrodeoxygenation of guaiacol over Ni-based nitrogen-doped activated carbon supported catalysts is presented in ... |
Article
Biogas Conversion to Syngas Using Advanced Ni-Promoted Pyrochlore Catalysts: Effect of the CH4/CO2 Ratio
(Frontiers Media, 2021)
Biogas is defined as the mixture of CH4 and CO2 produced by the anaerobic digestion of biomass. This particular mixture ... |
Article
K-Promoted Ni-Based Catalysts for Gas-Phase CO2 Conversion: Catalysts Design and Process Modelling Validation
(Frontiers Media, 2021)
The exponential growth of greenhouse gas emissions and their associated climate change problems have motivated the development ... |
Article
Bimetallic Ni–Ru and Ni–Re Catalysts for Dry Reforming of Methane: Understanding the Synergies of the Selected Promoters
(Frontiers Media, 2021)
Designing an economically viable catalyst that maintains high catalytic activity and stability is the key to unlock dry ... |
Article
Analysis of the potential for biogas upgrading to syngas via catalytic reforming in the United Kingdom
(Elsevier Ltd, 2021)
The UK faces unprecedented environmental challenges which require urgent action. The promotion of renewable energy sources ... |
Article
Bio-methane and bio-methanol co-production from biogas: A profitability analysis to explore new sustainable chemical processes
(Elsevier, 2020)
Herein a potential synergy between biogas upgrading and CO2 conversion to bio-methanol is investigated. This novel idea ... |
Article
Cost-effective routes for catalytic biomass upgrading
(Elsevier B.V., 2020)
Catalytic hydrodeoxygenation (HDO) is a fundamental and promising route for bio-oil upgrading to produce petroleum-like ... |
Article
Flexible syngas production using a La2Zr2-xNixO7-δ pyrochlore-double perovskite catalyst: Towards a direct route for gas phase CO2 recycling
(Elsevier, 2020)
The bi-reforming of methane (BRM) has the advantage of utilising greenhouse gases and producing H2 rich syngas. In this ... |
Article |
Article
Understanding the effect of Ca and Mg ions from wastes in the solvent regeneration stage of a biogas upgrading unit
(Elsevier, 2019)
This paper reveals the effect of calcium and magnesium ions in carbonation experiments carried out to regenerate sodium ... |
Article
Understanding the thermochemical behavior of La0.6Sr0.4Co0.2Fe0.8O3 and Ce0.9Gd0.1O_Co oxygen transport membranes under real oxy-combustion process conditions
(Elsevier, 2019)
Oxygen transport membranes (OTM) are a promising alternative to conventional systems of air separation based on cryogenic ... |
Article
Understanding the influence of the alkaline cation K + or Na + in the regeneration efficiency of a biogas upgrading unit
(Wiley, 2019)
This paper reveals a regeneration method for a carbonate compound after carbon dioxide (CO 2 ) absorption in a biogas ... |
Article
Dry reforming of ethanol and glycerol: Mini-review
(Multidisciplinary Digital Publishing Institute (MDPI), 2019)
Dry reforming of ethanol and glycerol using CO2 are promising technologies for H2 production while mitigating CO2 emission. ... |
Article
Au/CeO2-ZnO/Al2O3 as Versatile Catalysts for Oxidation Reactions: Application in Gas/Liquid Environmental Processes
(Frontiers Media, 2019)
The present work showcases the versatility of nanogold systems supported on Zn-doped ceria when applied in two important ... |
Article
Carbon Supported Gold Nanoparticles for the Catalytic Reduction of 4-Nitrophenol
(Frontiers Media, 2019)
This work is a detailed study on how to optimize gold colloids preparation and their deposition to very different in nature ... |
Article
Physicochemical comparison of precipitated calcium carbonate for different configurations of a biogas upgrading unit
(Wiley, 2019)
BACKGROUND:Thispaperpresentsaphysicochemicalcomparisonofthesolidproductsobtainedfromtwoalternativeprocessesthatrecyclewa ... |
Article
The Success Story of Gold-Based Catalysts for Gas- and Liquid-Phase Reactions: A Brief Perspective and Beyond
(Frontiers Media, 2019)
Gold has long held the fascination of mankind. For millennia it has found use in art, cosmetic metallurgy and architecture; ... |
Article
Synergizing Carbon Capture Storage and Utilization in a Biogas Upgrading Lab-scale Plant Based on Calcium Chloride: Influence of Precipitation Parameters
(Elsevier, 2019)
Herein a strategy for biogas upgrading in a continuous flow absorption unit using CaCl 2 as capturing agent is reported. ... |
Article
Multicomponent Ni-CeO2 nanocatalysts for syngas production from CO2/CH4 mixtures
(Elsevier, 2018)
The dry reforming of methane with CO2 is a common route to transform CO2/CH4 mixtures into added value syngas. Ni based ... |
Article
Regeneration of Sodium Hydroxide from a Biogas Upgrading Unit through the Synthesis of Precipitated Calcium Carbonate: An Experimental Influence Study of Reaction Parameters
(MDPI, 2018)
This article presents a regeneration method of a sodium hydroxide (NaOH) solution from a biogas upgrading unit through ... |
Article
Chemical CO2 recycling via dry and bi reforming of methane using Ni-Sn/ Al2O3 and Ni-Sn/CeO2-Al2O3 catalysts
(Elsevier, 2018)
Carbon formation and sintering remain the main culprits regarding catalyst deactivation in the dry and bireforming of ... |
Article
Multicomponent Au/Cu-ZnO-Al2O3 catalysts: Robust materials for clean hydrogen production
(Elsevier, 2018)
Clean hydrogen production via WGS is a key step in the development of hydrogen fuel processors. Herein, we have designed ... |
Article
WGS and CO-PrOx reactions using gold promoted copper-ceria catalysts: “bulk CuO-CeO2 vs. CuO-CeO2/Al2O3 with low mixed oxide content”
(Elsevier, 2016)
A copper-ceria bulk catalyst has been compared to a series of catalysts designed according to the as called “supported ... |
Article
O2-assisted Water Gas Shift reaction over structured Au and Pt catalysts
(Elsevier, 2016)
Platinum and gold structured catalysts were compared as active phases in classical and O2-assisted Water Gas Shift (WGS) ... |
Article
The role of Au, Cu & CeO2 and their interactions for an enhanced WGS performance
(Elsevier, 2016)
The WGS reaction over multicomponent Au/Ce1-xCuxO2/Al2O3 catalysts is studied in this work. The systems are carefully ... |
Article
Au/CeO2 catalysts: structure and CO oxidation activity
(Multidisciplinary Digital Publishing Institute (MDPI), 2016)
In this comprehensive review, the main aspects of using Au/CeO2 catalysts in oxidation reactions are considered. The ... |
Article
Nanogold mesoporous iron promoted ceria catalysts for total and preferential CO oxidation reactions
(Elsevier, 2016)
Herein, a series of highly efficient gold based catalysts supported on mesoporous CeO2-Fe2O3 mixed oxides for CO elimination ... |
Chapter of Book
Development of robust mixed-conducting membranes with high permeability and stability
(Wiley, 2015)
This chapter presents an illustration of the current state of the art in the development of mechanically and chemically ... |
Article
H2 oxidation as criterion for PrOx catalyst selection: Examples based on Au-CoOx-supported systems
(Elsevier, 2015)
A new approach for understanding PrOx reaction over gold catalysts is proposed in this work. The competition between H2 ... |
Article
Ni-CeO2/C Catalysts with Enhanced OSC for the WGS Reaction
(MDPI AG, 2015)
In this work, the WGS performance of a conventional Ni/CeO2 bulk catalyst is compared to that of a carbon-supported Ni-CeO2 ... |
Article
Mono and bimetallic Cu-Ni structured catalysts for the water gas shift reaction
(Elsevier, 2015)
The water-gas shift (WGS) reaction over structured Cu, Ni, and bimetallic Cu-Ni supported on active carbon (AC) catalysts ... |
Article
Boosting the activity of a Au/CeO2/Al2O3 catalyst for the WGS reaction
(Elsevier, 2015)
Herein a strategy to design highly efficient Au/CeO2/Al2O3 based WGS catalysts is proposed. The inclusion of transition ... |
PhD Thesis
Diseño y caracterización de catalizadores en oro para la reacción de water gas shift reaction
(2014)
1. Introducción y Objetivo La protección del medio ambiente es uno de los principales problemas a los que se enfrenta el ... |
Patent. Invention
Catalizadores de oro y uso del mismo para la reacción de desplazamiento del gas del agua
(Oficina Española de Patentes y Marcas (OEPM), 2014)
La presente invención tiene por objeto un soporte para catalizador de oro, de fórmula CeO2 MOx/Al2O3, donde el soporte comprende ... |
Article
Could an efficient WGS catalyst be useful in the CO-PrOx reaction?
(Elsevier, 2014)
This work presents an evaluation of a high performance series of water gas shift (WGS) catalysts in the preferential CO ... |
Article
Pt vs. Au in water-gas shift reaction
(Elsevier, 2014)
This work presents a comparison of the gold- and platinum-based catalysts behavior in the water-gas shift (WGS) reaction. ... |
Article
Low-temperature CO oxidation on multicomponent gold based catalysts
(Frontiers Media S.A, 2013)
In this work the development of gold catalysts, essentially based on γ-alumina with small superficial fraction of Ce-Fe ... |
Article
Sub-ambient CO oxidation over Au/MO x/CeO 2-Al 2O 3 (M = Zn or Fe)
(Elsevier, 2012)
A series of ZnO and Fe 2O 3 modified ceria/alumina supports and their corresponding gold catalyst were prepared and studied ... |
Article
Influence of Vanadium or Cobalt Oxides on the CO Oxidation Behavior of Au/MO x/CeO 2-Al 2O 3 Systems
(John Wiley & Sons, 2012)
A series of V 2O 5- and Co 3O 4-modified ceria/alumina supports and their corresponding gold catalysts were synthesized ... |
Article
Editorial: Catalytic materials and processes for a low-carbon future
(Frontiers Media, 2002)
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