Recent publications

2026

Facet-dependent metal–support interactions in cobalt–ceria binary oxides: linking ceria morphology (rods vs. cubes) to redox behaviour and CO oxidation

A. Orfanoudaki, Maria Lykaki, Angelos K. Bonis, Shailza Saini, George Dury, Greg A. Mutch, Evangelos I. Papaioannou, Kalliopi Kousi, Michalis Konsolakis

Catalysis Science & Technology, 16 (8), 2716–2728

2025

Impact of dopant levels, composition, temperature, and microstructure on exsolved iron and cobalt catalysts for the reverse water-gas shift reaction

Shailza Saini, Harley Makepeace, Nathaniel Allen, Qiong Cai, Kalliopi Kousi

Materials Today Sustainability, 31, 101196

2025

Exsolution of Pt Nanoparticles from Mixed Zr/Gd‐CeO₂ Oxides for Microbial Fuel Cell‐Based Biosensors

Alex Martinez Martin, Shailza Saini, Anna Salvian, Tarique Miah, Chak K. Chan, Claudio Avignone–Rossa, Siddharth Gadkari, Kalliopi Kousi

Small Science, 5 (6), 2400619

2025

Cost-effective and stable biosensing of biochemical oxygen demand in wastewater treatment: Exsolved rhodium-titanate perovskite catalyst in microbial fuel cell-based biosensors

Anna Salvian, Shailza Saini, Marina Ramírez-Moreno, Claudio Avignone–Rossa, John R. Varcoe, Kalliopi Kousi, Siddharth Gadkari

Journal of Environmental Chemical Engineering, 13 (2), 115692

2025

Exsolution of Fe-based pyramidal nanostructures from a noble metal doped perovskite matrix

Deblina Majumder, Shailza Saini, William S. J. Skinner, Alex Martinez Martin, Gwilherm Kerherve, David J. Payne, Debayan Mondal, Evangelos I. Papaioannou, Kalliopi Kousi

Nanoscale Advances, 7 (20), 6426–6437

2025

New opportunities for tailored nanoparticle catalysts through exsolution from inherently disordered defect fluorite-type oxides

William S. J. Skinner, Eleonora Calì, Angelos K. Bonis, Gwilherm Kerherve, Kalliopi Kousi, David J. Payne

Journal of Materials Chemistry A, 13 (9), 6451–6468

2024

Exsolved Cu–ZnO interfaces for methanol production from CO ₂ at atmospheric pressure

Sanaz Soodi, Eleonora Calì, Shailza Saini, William S. J. Skinner, Alex Martinez Martin, Gwilherm Kerherve, Marco Pietro Mezzapesa, Samir Bensaid, David J. Payne et al.

Journal of Materials Chemistry A, 13 (44), 37844–37853

2024

Dielectric Barrier Plasma Discharge Exsolution of Nanoparticles at Room Temperature and Atmospheric Pressure

Atta Ul Haq, Fiorenza Fanelli, Leonidas Bekris, Alex Martinez Martin, Steve Lee, Hessan Khalid, Cristian Savaniu, Kalliopi Kousi, Ian S. Metcalfe et al.

Advanced Science, 11 (34), e2402235

2024

Tailoring the A and B site of Fe-based perovskites for high selectivity in the reverse water-gas shift reaction

Alex Martinez Martin, Shailza Saini, Dragos Neagu, Wenting Hu, Ian S. Metcalfe, Kalliopi Kousi

Journal of CO₂ Utilization, 83, 102784

2023

The steam reforming of acetol on Ni/La₂O₃-Al₂O₃ studied by transient and isotopic methods

Klito C. Petallidou, Kalliopi Kousi, Michalis A. Vasiliades, Christina Papadopoulou, Angelos M. Efstathiou

Catalysis Communications, 179, 106696

2023

Roadmap on exsolution for energy applications

Dragos Neagu, John T. S. Irvine, Jiayue Wang, Bilge Yildiz, Alexander Karl Opitz, Jürgen Fleig, Yuhao Wang, Jiapeng Liu, Longyun Shen et al.

Journal of Physics: Energy, 5 (3), 031501

2023

Engineering exsolved catalysts for CO₂ conversion

Swali A. Ali, Manzoor Safi, Loukia-Pantzechroula Merkouri, Sanaz Soodi, Andreas Iakovidis, Melis S. Duyar, Dragos Neagu, Tomás Ramı́rez Reina, Kalliopi Kousi

Frontiers in Energy Research, 11

2022

Rapid Plasma Exsolution from an A‐site Deficient Perovskite Oxide at Room Temperature

Hessan Khalid, Atta Ul Haq, Bruno Alessi, Ji Wu, Cristian Savaniu, Kalliopi Kousi, Ian S. Metcalfe, Stephen C. Parker, John T. S. Irvine et al.

Advanced Energy Materials, 12 (45)

2021

Support Induced Effects on the Ir Nanoparticles Activity, Selectivity and Stability Performance under CO₂ Reforming of Methane

Ersi Nikolaraki, Grammatiki Goula, Paraskevi Panagiotopoulou, Martin J. Taylor, Kalliopi Kousi, Georgios Kyriakou, Dimitris Ι. Kondarides, Richard M. Lambert, Ioannis V. Yentekakis

Nanomaterials, 11 (11), 2880

2020

Exsolution of Catalytically Active Iridium Nanoparticles from Strontium Titanate

Eleonora Calì, Gwilherm Kerherve, Faris Naufal, Kalliopi Kousi, Dragos Neagu, Evangelos I. Papaioannou, Melonie P. Thomas, Beth S. Guiton, Ian S. Metcalfe et al.

ACS Applied Materials & Interfaces, 12 (33), 37444–37453

2020

Combining Exsolution and Infiltration for Redox, Low Temperature CH₄ Conversion to Syngas

Kalliopi Kousi, Dragos Neagu, Ian S. Metcalfe

Catalysts, 10 (5), 468

2020

CO₂ Hydrogenation to Methanol over La₂O₃-Promoted CuO/ZnO/Al₂O₃ Catalysts: A Kinetic and Mechanistic Study

Marios Kourtelesis, Kalliopi Kousi, Dimitris Ι. Kondarides

Catalysts, 10 (2), 183

2020

Low temperature methane conversion with perovskite-supported exo/endo-particles

Kalliopi Kousi, Dragos Neagu, Leonidas Bekris, Eleonora Calì, Gwilherm Kerherve, Evangelos I. Papaioannou, David J. Payne, Ian S. Metcalfe

Journal of Materials Chemistry A, 8 (25), 12406–12417

2019

Symmetrical Exsolution of Rh Nanoparticles in Solid Oxide Cells for Efficient Syngas Production from Greenhouse Gases

Vasileios Kyriakou, Dragos Neagu, Georgios Zafeiropoulos, Rakesh K. Sharma, Chenyang Tang, Kalliopi Kousi, Ian S. Metcalfe, M. C. M. van de Sanden, Mihalis N. Tsampas

ACS Catalysis, 10 (2), 1278–1288

2019

Endogenous Nanoparticles Strain Perovskite Host Lattice Providing Oxygen Capacity and Driving Oxygen Exchange and CH₄ Conversion to Syngas

Kalliopi Kousi, Dragos Neagu, Leonidas Bekris, Evangelos I. Papaioannou, Ian S. Metcalfe

Angewandte Chemie, 132 (6), 2531–2540

2019

Endogenous Nanoparticles Strain Perovskite Host Lattice Providing Oxygen Capacity and Driving Oxygen Exchange and CH₄ Conversion to Syngas

Kalliopi Kousi, Dragos Neagu, Leonidas Bekris, Evangelos I. Papaioannou, Ian S. Metcalfe

Angewandte Chemie International Edition, 59 (6), 2510–2519

2019

In Situ Observation of Nanoparticle Exsolution from Perovskite Oxides: From Atomic Scale Mechanistic Insight to Nanostructure Tailoring

Dragos Neagu, Vasileios Kyriakou, Lucian Roiban, M. Aouine, Chenyang Tang, A. Caravaca, Kalliopi Kousi, Ingeborg Schreur‐Piet, Ian S. Metcalfe et al.

ACS Nano, 13 (11), 12996–13005

2019

Exsolved Nickel Nanoparticles Acting as Oxygen Storage Reservoirs and Active Sites for Redox CH₄ Conversion

Svenja‐K. Otto, Kalliopi Kousi, Dragos Neagu, Leonidas Bekris, Jürgen Janek, Ian S. Metcalfe

ACS Applied Energy Materials, 2 (10), 7288–7298

2019

Towards efficient use of noble metals via exsolution exemplified for CO oxidation

Chenyang Tang, Kalliopi Kousi, Dragos Neagu, José F. Portolés, Evangelos I. Papaioannou, Ian S. Metcalfe

Nanoscale, 11 (36), 16935–16944

2018

Effect of support oxygen storage capacity on the catalytic performance of Rh nanoparticles for CO₂ reforming of methane

Ioannis V. Yentekakis, Grammatiki Goula, Maria Hatzisymeon, Ioanna Betsi-Argyropoulou, Georgia Botzolaki, Kalliopi Kousi, Dimitris Ι. Kondarides, Martin J. Taylor, Christopher M. A. Parlett et al.

Applied Catalysis B: Environmental, 243, 490–501

2018

Data underpinning article "Effect of support oxygen storage capacity on the catalytic performance of Rh nanoparticles for CO₂ reforming of methane"

Ioannis V. Yentekakis, Grammatiki Goula, Maria Hatzisymeon, Ioanna Betsi-argroppoulou, Georgia Botzolaki, Kalliopi Kousi, Dimitris Ι. Kondarides, Martin J. Taylor, Christopher M. A. Parlett et al.

Aston Data Explorer

2017

Glycerol steam reforming over modified Ru/Al₂O₃ catalysts

Kalliopi Kousi, Dimitris Ι. Kondarides, Xenophon E. Verykios, Christina Papadopoulou

Applied Catalysis A: General, 542, 201–211

2017

Glycerol Steam Reforming for Hydrogen Production over Nickel Supported on Alumina, Zirconia and Silica Catalysts

Nikolaos D. Charisiou, K.N. Papageridis, Georgios I. Siakavelas, Lazaros Tzounis, Kalliopi Kousi, Mark Baker, Steven J. Hinder, Víctor Sebastián, Kyriaki Polychronopoulou, Maria A. Goula

Topics in Catalysis, 60 (15-16), 1226–1250

2016

Comparative study of Ni, Co, Cu supported on γ-alumina catalysts for hydrogen production via the glycerol steam reforming reaction

K.N. Papageridis, Giorgos Siakavelas, Nikolaos D. Charisiou, D.G. Avraam, Lazaros Tzounis, Kalliopi Kousi, Maria A. Goula

Fuel Processing Technology, 152, 156–175

2015

Glycerol steam reforming over modified Ni-based catalysts

Kalliopi Kousi, N. Chourdakis, H. Matralis, D. Kontarides, Christina Papadopoulou, Xenophon E. Verykios

Applied Catalysis A: General, 518, 129–141