Applying silicon solar cell technology to revolutionize the design of thin-film solar cells and enhance their efficiency, cost and stability

Inclusion of Water in Cu(In, Ga)Se 2 Absorber Material During Accelerated Lifetime Testing

Autori: Thierry Kohl, N. A. Rivas, J. de Wild, D. G. Buldu, G. Birant, G. Brammertz, M. Meuris, F. U. Renner, J. Poortmans, B. Vermang
Pubblicato in: ACS Applied Energy Materials, Numero 3/6, 2020, Pagina/e 5120-5125, ISSN 2574-0962
Editore: American Chemical Society
DOI: 10.1021/acsaem.0c00610

“To Spin or Not to Spin?”—Is Spin‐Coating the Ideal Technique for Pre‐Deposition of Sodium Fluoride for CIGS Rear Surface Passivated Ultrathin Solar Cells?

Autori: Gizem Birant; Jessica de Wild; Marc Meuris; Jef Poortmans; Bart Vermang
Pubblicato in: physica status solidi (a) applications and materials science, Numero 18626319, 2022, ISSN 1862-6319
Editore: Wiley
DOI: 10.1002/pssa.202100830

Novel cost-effective approach to produce nano-sized contact openings in an aluminum oxide passivation layer up to 30 nm thick for CIGS solar cells

Autori: Iryna Kandybka; Gizem Birant; Jessica de Wild; Dilara Gokcen Buldu; Thierry Kohl; Ragha Thiruvallur Eachambadi; Guy Brammertz; Jean Manca; Marc Meuris; Jef Poortmans; Bart Vermang
Pubblicato in: Journal of Physics D: Applied Physics, Numero 00223727, 2021, ISSN 0022-3727
Editore: Institute of Physics Publishing
DOI: 10.1088/1361-6463/abed09

KF Postdeposition Treatment in N 2 of Single-Stage Thin Cu(In,Ga)Se 2 Absorber Layers

Autori: Jessica de Wild, Thierry Kohl, Dilara G. Buldu, Gizem Birant, David Mate Parragh, Guy Brammertz, Marc Meuris, Jef Poortmans, Bart Vermang
Pubblicato in: IEEE Journal of Photovoltaics, Numero 10/1, 2020, Pagina/e 255-258, ISSN 2156-3381
Editore: IEEE Electron Devices Society
DOI: 10.1109/jphotov.2019.2947758

Intermediate scale bandgap fluctuations in ultrathin Cu(In,Ga)Se2 absorber layers

Autori: J. de Wild; J. de Wild; Dilara Gokcen Buldu; Dilara Gokcen Buldu; Thierry Kohl; Thierry Kohl; Gizem Birant; Gizem Birant; Guy Brammertz; Guy Brammertz; Marc Meuris; Marc Meuris; Jef Poortmans; Bart Vermang; Bart Vermang
Pubblicato in: Journal of Applied Physics, Numero 10897550, 2020, ISSN 1089-7550
Editore: American Institute of Physics
DOI: 10.1063/5.0024840

Bias dependent admittance spectroscopy of thin film solar cells: KF post deposition treatment, accelerated lifetime testing, and their effect on the CVf loss maps

Autori: Thierry Kohl, Guy Brammertz, Jessica de Wild, Dilara Gokcen Buldu, Gizem Birant, Marc Meuris, Jozef Poortmans, Bart Vermang
Pubblicato in: Solar Energy Materials and Solar Cells, Numero 231, 2021, Pagina/e 111289, ISSN 0927-0248
Editore: Elsevier BV
DOI: 10.1016/j.solmat.2021.111289

Comparative Study of Al 2 O 3 and HfO 2 for Surface Passivation of Cu(In,Ga)Se 2 Thin Films: An Innovative Al 2 O 3 /HfO 2 Multistack Design

Autori: Romain Scaffidi, Dilara G. Buldu, Guy Brammertz, Jessica de Wild, Thierry Kohl, Gizem Birant, Marc Meuris, Jef Poortmans, Denis Flandre, Bart Vermang
Pubblicato in: physica status solidi (a), Numero 218/14, 2021, Pagina/e 2100073, ISSN 1862-6300
Editore: Wiley - V C H Verlag GmbbH & Co.
DOI: 10.1002/pssa.202100073

Comparison of a bottom-up and a top-down approach for the creation of contact openings in a multi-stack oxide layer at the front interface of Cu(In,Ga)Se2

Autori: Dilara G. Buldu; Jessica de Wild; Thierry Kohl; Gizem Birant; Guy Brammertz; Marc Meuris; Jef Poortmans; Bart Vermang
Pubblicato in: Crossref, Numero 0038092X, 2021, ISSN 0038-092X
Editore: Pergamon Press Ltd.
DOI: 10.1016/j.solener.2022.04.003

Rear surface passivation of ultra-thin CIGS solar cells using atomic layer deposited HfO x

Autori: Gizem Birant, Jorge Mafalda, Romain Scaffidi, Jessica de Wild, Dilara Gokcen Buldu, Thierry Kohl, Guy Brammertz, Marc Meuris, Jef Poortmans, Bart Vermang
Pubblicato in: EPJ Photovoltaics, Numero 11, 2020, Pagina/e 10, ISSN 2105-0716
Editore: EDP Sciences
DOI: 10.1051/epjpv/2020007

Addressing the impact of rear surface passivation mechanisms on ultra-thin Cu(In,Ga)Se 2 solar cell performances using SCAPS 1-D model

Autori: R. Kotipalli, O. Poncelet, G. Li, Y. Zeng, L.A. Francis, B. Vermang, D. Flandre
Pubblicato in: Solar Energy, Numero 157, 2017, Pagina/e 603-613, ISSN 0038-092X
Editore: Pergamon Press Ltd.
DOI: 10.1016/j.solener.2017.08.055

Insulator Materials for Interface Passivation of Cu(In,Ga)Se 2 Thin Films

Autori: J. M. V. Cunha, P. A. Fernandes, A. Hultqvist, J. P. Teixeira, S. Bose, B. Vermang, S. Garud, D. Buldu, J. Gaspar, M. Edoff, J. P. Leitao, P. M. P. Salome
Pubblicato in: IEEE Journal of Photovoltaics, Numero 8/5, 2018, Pagina/e 1313-1319, ISSN 2156-3381
Editore: IEEE Electron Devices Society
DOI: 10.1109/JPHOTOV.2018.2846674

Wet Processing in State-of-the-Art Cu(In,Ga)(S,Se)<sub>2</sub> Thin Film Solar Cells

Autori: Dilara Gokcen Buldu, Jessica de Wild, Thierry Kohl, Sunil Suresh, Gizem Birant, Guy Brammertz, Marc Meuris, Jef Poortmans, Bart Vermang
Pubblicato in: Solid State Phenomena, Numero 282, 2018, Pagina/e 300-305, ISSN 1662-9779
Editore: Scientific.net
DOI: 10.4028/www.scientific.net/SSP.282.300

On the identification of Sb2Se3 using Raman scattering

Autori: A. Shongalova, M.R. Correia, B. Vermang, J.M.V. Cunha, P.M.P. Salomé, P.A. Fernandes
Pubblicato in: MRS Communications, Numero 8/03, 2018, Pagina/e 865-870, ISSN 2159-6859
Editore: Cambridge University Press
DOI: 10.1557/mrc.2018.94

Growth of Sb 2 Se 3

Autori: A. Shongalova, M.R. Correia, J.P. Teixeira, J.P. Leitão, J.C. González, S. Ranjbar, S. Garud, B. Vermang, J.M.V. Cunha, P.M.P. Salomé, P.A. Fernandes
Pubblicato in: Solar Energy Materials and Solar Cells, Numero 187, 2018, Pagina/e 219-226, ISSN 0927-0248
Editore: Elsevier BV
DOI: 10.1016/j.solmat.2018.08.003

Optimisation of rear reflectance in ultra-thin CIGS solar cells towards >20% efficiency

Autori: Olivier Poncelet, Ratan Kotipalli, Bart Vermang, Angus Macleod, Laurent A. Francis, Denis Flandre
Pubblicato in: Solar Energy, Numero 146, 2017, Pagina/e 443-452, ISSN 0038-092X
Editore: Pergamon Press Ltd.
DOI: 10.1016/j.solener.2017.03.001

Optical Lithography Patterning of SiO 2 Layers for Interface Passivation of Thin Film Solar Cells

Autori: Sourav Bose, José M. V. Cunha, Sunil Suresh, Jessica De Wild, Tomás S. Lopes, João R. S. Barbosa, Ricardo Silva, Jérôme Borme, Paulo A. Fernandes, Bart Vermang, Pedro M. P. Salomé
Pubblicato in: Solar RRL, Numero 2/12, 2018, Pagina/e 1800212, ISSN 2367-198X
Editore: Wiley
DOI: 10.1002/solr.201800212

Passivation of Interfaces in Thin Film Solar Cells: Understanding the Effects of a Nanostructured Rear Point Contact Layer

Autori: Pedro M. P. Salomé, Bart Vermang, Rodrigo Ribeiro-Andrade, Jennifer P. Teixeira, José M. V. Cunha, Manuel J. Mendes, Sirazul Haque, Jêrome Borme, Hugo Águas, Elvira Fortunato, Rodrigo Martins, Juan C. González, Joaquim P. Leitão, Paulo A. Fernandes, Marika Edoff, Sascha Sadewasser
Pubblicato in: Advanced Materials Interfaces, Numero 5/2, 2018, Pagina/e 1701101, ISSN 2196-7350
Editore: Wiley
DOI: 10.1002/admi.201701101

Surface Passivation of CIGS Solar Cells Using Gallium Oxide

Autori: Siddhartha Garud, Nikhil Gampa, Thomas G. Allen, Ratan Kotipalli, Denis Flandre, Maria Batuk, Joke Hadermann, Marc Meuris, Jef Poortmans, Arno Smets, Bart Vermang
Pubblicato in: physica status solidi (a), Numero 215/7, 2018, Pagina/e 1700826, ISSN 1862-6300
Editore: Wiley - V C H Verlag GmbbH & Co.
DOI: 10.1002/pssa.201700826

Dielectric-Based Rear Surface Passivation Approaches for Cu(In,Ga)Se2 Solar Cells—A Review

Autori: Gizem Birant, Jessica de Wild, Marc Meuris, Jef Poortmans, Bart Vermang
Pubblicato in: Applied Sciences, Numero 9/4, 2019, Pagina/e 677, ISSN 2076-3417
Editore: MDPI
DOI: 10.3390/app9040677

A study to improve light confinement and rear-surface passivation in a thin-Cu(In, Ga)Se2 solar cell

Autori: S. Suresh, J. de Wild, T. Kohl, D.G. Buldu, G. Brammertz, M. Meuris, J. Poortmans, O. Isabella, M. Zeman, B. Vermang
Pubblicato in: Thin Solid Films, Numero 669, 2019, Pagina/e 399-403, ISSN 0040-6090
Editore: Elsevier Sequoia
DOI: 10.1016/j.tsf.2018.11.027

Wide band gap kesterite absorbers for thin film solar cells: potential and challenges for their deployment in tandem devices

Autori: Bart Vermang, Guy Brammertz, Marc Meuris, Thomas Schnabel, Erik Ahlswede, Leo Choubrac, Sylvie Harel, Christophe Cardinaud, Ludovic Arzel, Nicolas Barreau, Joop van Deelen, Pieter-Jan Bolt, Patrice Bras, Yi Ren, Eric Jaremalm, Samira Khelifi, Sheng Yang, Johan Lauwaert, Maria Batuk, Joke Hadermann, Xeniya Kozina, Evelyn Handick, Claudia Hartmann, Dominic Gerlach, Asahiko Matsuda, Shigenori Ueda, T
Pubblicato in: Sustainable Energy & Fuels, Numero 3/9, 2019, Pagina/e 2246-2259, ISSN 2398-4902
Editore: Royal Society of Chemistry
DOI: 10.1039/C9SE00266A

High V oc upon KF Post-Deposition Treatment for Ultrathin Single-Stage Coevaporated Cu(In, Ga)Se 2 Solar Cells

Autori: Jessica de Wild, Dilara Gokcen Buldu, Thomas Schnabel, Marcel Simor, Thierry Kohl, Gizem Birant, Guy Brammertz, Marc Meuris, Jef Poortmans, Bart Vermang
Pubblicato in: ACS Applied Energy Materials, Numero 2/8, 2019, Pagina/e 6102-6111, ISSN 2574-0962
Editore: ACS
DOI: 10.1021/acsaem.9b01370

Physical routes for the synthesis of kesterite

Autori: T Ratz, G Brammertz, R Caballero, M León, S Canulescu, J Schou, L Gütay, D Pareek, T Taskesen, D-H Kim, J-K Kang, C Malerba, A Redinger, E Saucedo, B Shin, H Tampo, K Timmo, N D Nguyen, B Vermang
Pubblicato in: Journal of Physics: Energy, Numero 1/4, 2019, Pagina/e 042003, ISSN 2515-7655
Editore: IOPScience
DOI: 10.1088/2515-7655/ab281c

Alkali treatment for single-stage co-evaporated thin CuIn0.7Ga0.3Se2 solar cells

Autori: J. de Wild, M. Simor, D.G. Buldu, T. Kohl, G. Brammertz, M. Meuris, J. Poortmans, B. Vermang
Pubblicato in: Thin Solid Films, Numero 671, 2019, Pagina/e 44-48, ISSN 0040-6090
Editore: Elsevier Sequoia
DOI: 10.1016/j.tsf.2018.12.022

Voids in Kesterites and the Influence of Lamellae Preparation by Focused Ion Beam for Transmission Electron Microscopy Analyses

Autori: Rodrigo Ribeiro-Andrade, Sylvester Sahayaraj, Bart Vermang, M. Rosario Correia, Sascha Sadewasser, Juan Carlos Gonzalez, Paulo A. Fernandes, Pedro M. P. Salome
Pubblicato in: IEEE Journal of Photovoltaics, Numero 9/2, 2019, Pagina/e 565-570, ISSN 2156-3381
Editore: IEEE Electron Devices Society
DOI: 10.1109/JPHOTOV.2018.2889602

Electronic Conduction Mechanisms and Defects in Polycrystalline Antimony Selenide

Autori: N. Cifuentes; Santunu Ghosh; Aigul Shongolova; Maria R. Correia; Pedro M. P. Salomé; Paulo Fernandes; Paulo Fernandes; Samaneh Ranjbar; Siddhartha Garud; Bart Vermang; Bart Vermang; G. M. Ribeiro; J. C. González
Pubblicato in: reponame:Repositório Científico de Acesso Aberto de Portugal, Numero 19327455, 2020, ISSN 1932-7455
Editore: American Chemical Society
DOI: 10.1021/acs.jpcc.0c00398

On the Importance of Joint Mitigation Strategies for Front, Bulk, and Rear Recombination in Ultrathin Cu(In,Ga)Se 2 Solar Cells

Autori: Tomás S. Lopes, Jessica de Wild, Célia Rocha, André Violas, José M.V. Cunha, Jennifer P. Teixeira, Marco A. Curado, António J.N. Oliveira, Jérôme Borme, Gizem Birant, Guy Brammertz, Paulo A. Fernandes, Bart Vermang, Pedro M.P Salomé
Pubblicato in: ACS Applied Materials & Interfaces, Numero 13/23, 2021, Pagina/e 27713-27725, ISSN 1944-8244
Editore: American Chemical Society
DOI: 10.1021/acsami.1c07943

Ultrathin Cu(In,Ga)Se2 Solar Cells with Ag/AlOx Passivating Back Reflector

Autori: Jessica de Wild, Gizem Birant, Guy Brammertz, Marc Meuris, Jef Poortmans, Bart Vermang
Pubblicato in: Energies, Numero 14/14, 2021, Pagina/e 4268, ISSN 1996-1073
Editore: Multidisciplinary Digital Publishing Institute (MDPI)
DOI: 10.3390/en14144268

Unified potential fluctuations model for photoluminescence spectra at room temperature—Cu(In,Ga)Se2 thin films

Autori: E. M. Spaans; J. de Wild; J. de Wild; Tom J. Savenije; Bart Vermang; Bart Vermang
Pubblicato in: Journal of Applied Physics, Numero 1, 2021, ISSN 1089-7550
Editore: American Institute of Physics
DOI: 10.1063/5.0056629

A Novel Strategy for the Application of an Oxide Layer to the Front Interface of Cu(In,Ga)Se_2 Thin Film Solar Cells: Al_2O_3/HfO_2 Multi-Stack Design With Contact Openings

Autori: Dilara Gokcen Buldu; Jessica de Wild; Thierry Kohl; Gizem Birant; Guy Brammertz; Marc Meuris; Jef Poortmans; Bart Vermang
Pubblicato in: IEEE Journal of Photovoltaics, Numero 21563381, 2021, ISSN 2156-3381
Editore: IEEE Electron Devices Society
DOI: 10.1109/jphotov.2021.3120515

Bias-Dependent Admittance Spectroscopy of Thin-Film Solar Cells: Experiment and Simulation

Autori: Guy Brammertz, Thierry Kohl, Jessica de Wild, Dilara Gokcen Buldu, Gizem Birant, Marc Meuris, Jozef Poortmans, Bart Vermang
Pubblicato in: IEEE Journal of Photovoltaics, Numero 10/4, 2020, Pagina/e 1102-1111, ISSN 2156-3381
Editore: IEEE Electron Devices Society
DOI: 10.1109/jphotov.2020.2992350

Detrimental Impact of Na Upon Rb Postdeposition Treatments of Cu(In,Ga)Se 2 Absorber Layers

Autori: Jessica de Wild, Gizem Birant, Raghavendran Thiruvallur Eachambadi, Thierry Kohl, Dilara G. Buldu, Guy Brammertz, Jean V. Manca, Marc Meuris, Jef Poortmans, Bart Vermang
Pubblicato in: Solar RRL, Numero 5/9, 2021, Pagina/e 2100390, ISSN 2367-198X
Editore: Wiley
DOI: 10.1002/solr.202100390

Study of Ammonium Sulfide Surface Treatment for Ultrathin Cu(In,Ga)Se 2 with Different Cu/(Ga + In) Ratios

Autori: Dilara Gokcen Buldu, Jessica de Wild, Thierry Kohl, Guy Brammertz, Gizem Birant, Marc Meuris, Jef Poortmans, Bart Vermang
Pubblicato in: physica status solidi (a), Numero 217/19, 2020, Pagina/e 2000307, ISSN 1862-6300
Editore: Wiley - V C H Verlag GmbbH & Co.
DOI: 10.1002/pssa.202000307

Innovative and industrially viable approach to fabricate AlOx rear passivated ultra-thin Cu(In, Ga)Se2 (CIGS) solar cells

Autori: Gizem Birant, J. de Wild, T. Kohl, D.G. Buldu, G. Brammertz, M. Meuris, J. Poortmans, B. Vermang
Pubblicato in: Solar Energy, Numero 207, 2020, Pagina/e 1002-1008, ISSN 0038-092X
Editore: Pergamon Press Ltd.
DOI: 10.1016/j.solener.2020.07.038

Chapter 4: Material properties of Al2O3 grown on Si: interface trap density (Dit) and fixed charge density (Qf)

Autori: Bart Vermang, Hans Goverde
Pubblicato in: Surface Passivation of Industrial Crystalline Silicon Solar Cells, 2018
Editore: The Institution of Engineering and Technology

Overview of Surface Passivation Schemes for Thin Film Solar Cells

Autori: Ratan Kotipalli, Bart Vermang
Pubblicato in: 2017 IEEE 44th Photovoltaic Specialist Conference (PVSC), 2017, Pagina/e 2209-2212, ISBN 978-1-5090-5605-7
Editore: IEEE
DOI: 10.1109/PVSC.2017.8366650

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