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All Publications

Displaying 18 results.
    • Journal article
    Optimisation of rear reflectance in ultra-thin CIGS solar cells towards >20% efficiency
    Poncelet, Olivier[UCL] Kotipalli, Raja Venkata Ratan[UCL] Vermang, Bart Macleod, Angus Francis, Laurent[UCL] Flandre, Denis[UCL] (2017) Solar Energy — Vol. 146, p. 443-452
    • Journal article
    A study of bandgap-graded CZTGSe kesterite thin films for solar cell applications
    Scaffidi, Romain[UCL] Brammertz, Guy Wang, Yibing Zaman, Arman Uz Sasikumar, Keerthi de Wild, Jessica Flandre, Denis[UCL] Vermang, Bart (2023) Energy Advances — Vol. 2, no.10, p. 1626 (2023)
    • Journal article
    Ge-alloyed kesterite thin-film solar cells: previous investigations and current status – a comprehensive review
    Scaffidi, Romain[UCL] Birant, Gizem Brammertz, Guy de Wild, Jessica Flandre, Denis[UCL] Vermang, Bart (2023) Journal of Materials Chemistry A — Vol. 11, no.25, p. 13174 - 13194 (2023)
    • Journal article
    Rear surface passivation of ultra-thin CIGS solar cells using atomic layer deposited HfOx
    Birant, Gizem Mafalda, Jorge Scaffidi, Romain[UCL] de Wild, Jessica Buldu, Dilara Gokcen Kohl, Thierry Brammertz, Guy Meuris, Marc Poortmans, Jef Vermang, Bart Carron, Romain Redinger, Alex Munshi, Amit Nishinaga, Jiro Naghavi, Negar Schlatmann, Rutger (2020) EPJ Photovoltaics — Vol. 11, p. 10 (2020)
    • Journal article
    Employing Si solar cell technology to increase efficiency of ultra-thin Cu(In,Ga)Se2 solar cells
    Vermang, Bart Wätjen, Jörn Timo Fjällström, Viktor Rostvall, Fredrik Edoff, Marika Kotipalli, Raja Venkata Ratan[UCL] Henry, Frederic[UCL] Flandre, Denis[UCL] (2014) Progress in Photovoltaics : research and applications — , p. 7 (02/07/2014)
    • Journal article
    Comparative study of the interface passivation properties of LiF & Al2O3 using silicon MIS capacitor
    Parion, Jonathan Scaffidi, Romain[UCL] Duerinckx, Filip Sivaramakrishnan, Hariharsudan Flandre, Denis[UCL] Poortmans, Jef Vermang, Bart (2024) Applied Physics Letters — Vol. 124, no.14, p. 142901 (2024)
    • Journal article
    Surface Passivation of CIGS Solar Cells Using Gallium Oxide
    Garud, Siddharta Gampa, Nikhil Allen, Thomas G. Kotipalli, Ratan[UCL] Flandre, Denis[UCL] Batuk, Maria Hadermann, Joke Meuris, Marc Poortmans, Jef Smets, Arno Vermang, Bart (2018) physica status solidi (a) — Vol. 215, no.1700826, p. 6 (2018)
    • Journal article
    Influence of Ga/(Ga + In) grading on deep-defect states of Cu(In,Ga)Se2 solar cells
    Kotipalli, Raja Venkata Ratan[UCL] Vermang, Bart Fjällström, Vikto Edoff, Marika Delamare, Romain[UCL] Flandre, Denis[UCL] (2015) Physica Status Solidi. Rapid Research Letters — , p. 4 (2015)
    • Journal article
    Tuning the bandgap without compromising efficiency: Ambient solution processing of Ge-alloyed (Ag,Cu)2Zn(Sn,Ge)(S,Se)4 kesterite thin-film solar cells
    Scaffidi, Romain[UCL] Gong, Yuancai Jimenez-Arguijo, Alex Medaille, Axel Gon Suresh, Sunil Brammertz, Guy Giraldo, Sergio Puigdollers, Joaquim Flandre, Denis[UCL] Vermang, Bart Saucedo, Edgardo (2024) Materials Today Energy — Vol. 46, no.1, p. 101715 (2024)
    • Journal article
    Highly Reflective Rear Surface Passivation Design For Ultra-Thin Cu(In,Ga)Se² Solar Cells
    Vermang, Bart Wätjen, Jörn Timo Fjällström, Viktor Rostvall, Fredrik Edoff, Marika Gunnarsson, Rickard Pilch, Iris Helmersson, Ulf Kotipalli, Raja Venkata Ratan[UCL] Henry, Frederic[UCL] Flandre, Denis[UCL] (2014) Thin Solid Films — Vol. 582, p. 300-303 (2014)
    • Speech
    Low-temperature admittance spectroscopy for defect characterization in Cu(In,Ga)(S,Se)<sub>2</sub> thin-film solar cells
    Parion, Jonathan Scaffidi, Romain[UCL] Flandre, Denis[UCL] Brammertz, Guy Vermang, Bart (2023) —
    • Journal article
    Li‐Doping and Ag‐Alloying Interplay Shows the Pathway for Kesterite Solar Cells with Efficiency Over 14%
    Gong, Yuancai Jimenez‐Arguijo, Alex Medaille, Axel Gon Moser, Simon Basak, Arindam Scaffidi, Romain[UCL] Carron, Romain Flandre, Denis[UCL] Vermang, Bart Giraldo, Sergio Xin, Hao Perez‐Rodriguez, Alejandro Saucedo, Edgardo (2024) Advanced Functional Materials — Vol. 34, no.42, p. 2404669 (2024)
    • Journal article
    Adressing the impact of rear surface passivation mechanisms on ultra-thin Cu(In,Ga)Se2 solar cells performances using SCAPS 1-D model
    Kotipalli, Raja Venkata Ratan[UCL] Poncelet, Olivier[UCL] Li, G. Zeng, Y. Francis, Laurent[UCL] Vermang, Bart Flandre, Denis[UCL] (2017) Solar Energy — Vol. 157, p. 603-613
    • Journal article
    Fabrication of bendable and narrow bandgap Cu(In,Ga)(S,Se)2 for tandem photovoltaics
    Hamtaei, Sarallah Debot, Alice Scaffidi, Romain[UCL] Brammertz, Guy Cariou, Estelle Garner, Sean M. Aguirre, Aranzazu Poortmans, Jef Dale, Phillip J. Vermang, Bart (2025) Communications Materials — Vol. 6, no.1, p. 1-8 (2025)
    • Journal article
    Controlled Li Alloying by Postsynthesis Electrochemical Treatment of Cu&lt;sub&gt;2&lt;/sub&gt;ZnSn(S, Se)&lt;sub&gt;4&lt;/sub&gt; Absorbers for Solar Cells
    Moser, Simon Aribia, Abdessalem Scaffidi, Romain[UCL] Gilshtein, Evgeniia Brammertz, Guy Vermang, Bart Tiwari, Ayodhya N. Carron, Romain (2023) ACS Applied Energy Materials — Vol. 6, no.24, p. 12515-12525 (2023)
    • Speech
    Low-temperature admittance spectroscopy for defect characterization in Cu(In,Ga)(S,Se)2 thin-film solar cells
    Parion, Jonathan Scaffidi, Romain[UCL] Flandre, Denis[UCL] Brammertz, Guy Vermang, Bart (2023) IEEE EUROCON 2023 - 20th International Conference on Smart Technologies — Torino, Italy
    • Journal article
    Attaining 15.1% Efficiency in CZTS Solar Cells Under Indoor Conditions Through Sodium and Lithium Co-doping
    Gong, Yuancai Jimenez‐Arguijo, Alex Caño, Ivan Scaffidi, Romain[UCL] Malerba, Claudia Valentini, Matteo Payno, David Navarro‐Güell, Alejandro Segura‐Blanch, Oriol Flandre, Denis[UCL] Vermang, Bart Perez‐Rodriguez, Alejandro Giraldo, Sergio Placidi, Marcel Jehl Li‐Kao, Zacharie Saucedo, Edgardo (2025) Solar RRL — Vol. 9, no.4, p. 2400756 (2025)
    • Journal article
    Exploring the Synthesis of Cu2(Zn,Cd)SnS4 at High Temperatures as a Route for High-Efficiency Solar Cells
    El Khouja, Outman Gong, Yuancai Jimenez-Arguijo, Alex Jimenez Guerra, Maykel Gon Medaille, Axel Scaffidi, Romain[UCL] Basak, Arindam Radu, Christian Flandre, Denis[UCL] Vermang, Bart Giraldo, Sergio Placidi, Marcel Jehl Li-Kao, Zacharie Catalin Galca, Aurelian Saucedo, Edgardo (2025) Exploring the Synthesis of Cu2(Zn,Cd)SnS4 at High Temperatures as a Route for High-Efficiency Solar Cells — Vol. 1, no.1, p. 1-16 (2025)