Person: Steffens, Jonathan
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Steffens
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Jonathan
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- PublicationJournal articleControlled Crystallinity of TiO2 Layers Grown by Atmospheric Pressure Spatial Atomic Layer Deposition and their Impact on Perovskite Solar Cell Efficiency(2022) Zimmermann, Eugen; Wong, Ka Kan; Seewald, Tobias; Kalb, Julian; Steffens, Jonathan; Hahn, Giso; Schmidt-Mende, LukasPublished in: International Journal of Photoenergy ; 2022 (2022). - 1172871. - Hindawi. - ISSN 1110-662X. - eISSN 1687-529X
- PublicationJournal articleOccurrence of Sharp Hydrogen Effusion Peaks of Hydrogenated Amorphous Silicon Film and Its Connection to Void Structures(2020) Jafari, Sahar; Steffens, Jonathan; Wendt, Michael; Terheiden, Barbara; Meyer, Sylke; Lausch, DominikPublished in: Physica Status Solidi (B) - Basic Solid State Physics ; 257 (2020), 9. - 2000097. - Wiley. - ISSN 0370-1972. - eISSN 1521-3951
- PublicationJournal articleCorrelation between the optical bandgap and the monohydride bond density of hydrogenated amorphous silicon(2020) Steffens, Jonathan; Rinder, Johannes; Hahn, Giso; Terheiden, BarbaraPublished in: Journal of Non-Crystalline Solids: X ; 5 (2020). - 100044. - Elsevier. - ISSN 2590-1591. - eISSN 2590-1591
- PublicationDissertationDependencies Between poly-Si Composition and Solar Cell Performance of poly-Si/SiOx Passivating Contacts(2020) Steffens, Jonathan
- PublicationJournal articleInfluence of the Carbon Concentration on (p) Poly-SiCx Layer Properties With Focus on Parasitic Absorption in Front Side Poly-SiCx/SiOx Passivating Contacts of Solar Cells(2020) Steffens, Jonathan; Weit, Swetlana; Rinder, Johannes; Glatthaar, Raphael; Möller, Sören; Hahn, Giso; Terheiden, BarbaraPublished in: IEEE Journal of Photovoltaics ; 10 (2020), 6. - pp. 1624-1631. - IEEE. - ISSN 2156-3381. - eISSN 2156-3403
- PublicationContribution to a conference collectionGD-OES depth profiling and calibration of B doped dielectric layers(2019) Geml, Fabian; Engelhardt, Josh; Steffens, Jonathan; Reinalter, Luis-Frieder; Micard, Gabriel; Hahn, GisoPublished in: SiliconPV 2019, the 9th International Conference on Crystalline Silicon Photovoltaics / Poortmans, Jef et al. (ed.). - Melville, New York : AIP Publishing, 2019. - (AIP Conference Proceedings ; 2147,1). - 020003. - ISSN 0094-243X. - eISSN 1551-7616. - ISBN 978-0-7354-1892-9
- PublicationContribution to a conference collectionCompensation of the sputter damage during a-Si deposition for poly-Si/SiOx passivating contacts by ex-situ p-doping(2019) Steffens, Jonathan; Rinder, Johannes; Hahn, Giso; Terheiden, BarbaraPublished in: SiliconPV 2019, The 9th International Conference on Crystalline Silicon Photovoltaics : 8-10 April 2019, Leuven, Belgium / Poortmans, Jef et al. (ed.). - Melville, New York : AIP Publishing, 2019. - (AIP Conference Proceedings ; 2147,1). - 040018. - eISSN 0094-243X. - ISBN 978-0-7354-1892-9
- PublicationJournal articleMulti-characterization study of interface passivation quality of amorphous sub-stoichiometric silicon oxide and silicon oxynitride layers for photovoltaic applications(2018) Steffens, Jonathan; Fazio, Maria Antonietta; Cavalcoli, Daniela; Terheiden, BarbaraPublished in: Solar Energy Materials and Solar Cells ; 187 (2018). - pp. 104-112. - ISSN 0927-0248. - eISSN 1879-3398
- PublicationContribution to a conference collectionTowards a fast determination of the hydrogen concentration in thin passivating a-Si:H layers using GD-OES(2018) Steffens, Jonathan; Hahn, Giso; Terheiden, BarbaraPublished in: SiliconPV, the 8th International Conference on Crystalline Silicon Photovoltaics / Ballif, Christophe et al. (ed.). - Melville, NY : AIP Publishing, 2018. - (AIP Conference Proceedings ; 1999,1). - 020021. - ISSN 0094-243X. - eISSN 1551-7616. - ISBN 978-0-7354-1715-1
- PublicationContribution to a conference collectionReplacing NRA by fast GD-OES measurements as input to a model based prediction of hydrogen diffusion in a-Si(2017) Steffens, Jonathan; Becker, Hans–Werner; Gerke, Sebastian; Joos, Sebastian; Hahn, Giso; Terheiden, BarbaraPublished in: 7th International Conference on Silicon Photovoltaics, SiliconPV 2017, 3-5 April 2017, Freiburg, Germany / Preu, Ralf (ed.). - Amsterdam : Elsevier, 2017. - (Energy Procedia ; 124). - pp. 180-187. - eISSN 1876-6102
