Browsing CSEM Archive by Author "Ballif, C."
Now showing items 1-20 of 54
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1 cm(2) CH3NH3PbI3 mesoporous solar cells with 17.8% steady-state efficiency by tailoring front FTO electrodes
Afzaal, M.; Yates, H. M.; Walter, A.; Nicolay, S.; Ballif, C. (2017)In this article, we investigate the effects of atmospheric-pressure chemical vapour deposited fluorine doped tin oxide (FTO) thin films as front electrodes for the fabrication of mesoporous perovskite solar cells with an ... -
22.8% full-area bifacial n-PERT solar cells with rear side sputtered poly-si(n) passivating contact
Ingenito, A.; Allebé, C.; Libraro, S.; Ballif, C.; Paviet-Salomon, B.; Nicolay, S.; Diaz Leon, J. J. (2023-01) -
A Physically-Based Electrical Model for Lithium-Ion Cells
Brivio, C.; Musolino, V.; Merlo, M.; Ballif, C. (2019)Prediction of battery performance is essential in assessing the technical and economic viability of battery systems. We present a novel impedance-based model of a lithium-ion cell that accounts for the dynamic response of ... -
A" combi-encapsulant" for enhanced performance of glass-free lightweight crystalline silicon solar PV modules
Lisco, F.; Virtuani, A.; Ballif, C. (2021-06) -
Aluminium-Doped Zinc Oxide Rear Reflectors for High-Efficiency Silicon Heterojunction Solar Cells
Senaud, L.-L.; Christmann, G.; Descoeudres, A.; Geissbuhler, J.; Barraud, L.; Badel, N.; Allebe, C.; Nicolay, S.; Despeisse, M.; Paviet-Salomon, B.; Ballif, C. (2019)This contribution demonstrates an improved infrared response of the rear reflector of monofacial silicon heterojunction solar cells using aluminium-doped zinc oxide (AZO) in lieu of indium tin oxide (ITO) in the back ... -
Amorphous/Crystalline Silicon Interface Stability: Correlation between Infrared Spectroscopy and Electronic Passivation Properties
Holovsky, J.; De Nicolas, S. M.; De Wolf, S.; Ballif, C. (2020-10) -
Analysis of lithium-ion cells performance, through novel test protocol for stationary applications
Brivio, C.; Musolino, V.; Alet, P. J.; Merlo, M.; Hutter, A.; Ballif, C.; et al. (2017)Renewable energy sources (RES) are changing the operating conditions of power systems. In this context, battery energy storage systems (BESSs) could be a viable technical solution to maximize the local consumption of RES ... -
Application-independent protocol for predicting the efficiency of lithium-ion battery cells in operations
Brivio, C.; Musolino, V.; Alet, P. J.; Merlo, M.; Hutter, A.; Ballif, C. (2018)Despite a continuous reduction in battery prices, investment in storage systems carries a high risk. Indeed, many applications lack an adequate test protocol and method to predict the performance of batteries in operations. ... -
Asymmetric band offsets in silicon heterojunction solar cells: Impact on device performance
Seif, J. P.; Menda, D.; Descoeudres, A.; Barraud, L.; Ozdemir, O.; Ballif, C.; et al. (2016)Amorphous/crystalline silicon interfaces feature considerably larger valence than conduction band offsets. In this article, we analyze the impact of such band offset asymmetry on the performance of silicon heterojunction ... -
Automated quantification of PV hosting capacity in distribution networks under user-defined control and optimisation procedures
Martin, W.; Stauffer, Y.; Ballif, C.; Hutter, A.; Alet, P. J. (2018)With the rising popularity of photovoltaic (PV) power, utility companies are experiencing a growing number of interconnection requests on their networks. Combined with power quality issues, the distribution system operator ... -
Benefits of a Diversified Energy Mix for Islanded Systems
Cauz, M.; Bloch, L.; Rod, C.; Perret, L.; Ballif, C.; Wyrsch, N. (2020-07) -
Contact resistivity measurements and their applicability for accurate series resistance breakdown in heterojunction solar cell
Antognini, L.; Senaud, L. -L.; Türkay, D.; Marthey, L.; Dréon, J.; Paviet-Salomon, B.; Ballif, C. (2022-08) -
Corrosion testing of solar cells: Wear-out degradation behavior
Fairbrother, A.; Gnocchi, L.; Ballif, C.; & Virtuani, A. (2022-12) -
Demonstrating the high V-oc potential of PEDOT:PSS/c-Si heterojunctions on solar cells
Gogolin, R.; Zielke, D.; Descoeudres, A.; Despeisse, M.; Ballif, C.; Schmidt, J. (2017)In this study, we demonstrate the high surface passivation quality of PEDOT:PSS/c-Si junctions for the first time on solar cell level, reaching a record high V-oc value of 688 mV after full-area metallization of the ... -
Design Rules to Fully Benefit from Bifaciality in Two-Terminal Perovskite/Silicon Tandem Solar Cells
Dupre, O.; Tuomiranta, A.; Jeangros, Q.; Boccard, M.; Alet, P.-J.; Ballif, C. (2020-03) -
Economic viability for residential battery storage systems in grid-connected PV plants
Barcellona, S.; Piegari, L.; Musolino, V.; Ballif, C. (2018)Today''s residential battery energy storage systems (BESSs) are off the shelf products used to increase the self-consumption of residential photovoltaic (PV) plants and to reduce the losses related to energy transfer in ... -
Effects of Work Function and Electron Affinity on the Performance of Carrier-Selective Contacts in Silicon Solar Cells Using ZnSnx Ge1?xN2 as a Case Study
Fébba, D.; Paratte, V.; Antognini, L.; Dréon, J.; Hurni, J.; Thomet, J.; Rubinger, R.; Bortoni, E.; Ballif, C.; Boccard, M. (2021-09) -
EVA for Glass/Glass Solar PV Modules: Effect of encasulant storage conditions and process parameters
Gnocchi, L.; Virtuani, A.; Ballif, C. (2021-06) -
Fast and Nondestructive Detection on the EVA Gel Content in Photovoltaic Modules by Optical Reflection
Li, Heng-Yu.; Luo, Yun.; Ballif, C.; Perret-Aebi, L.-E. (2015)Poly(ethylene-co-vinyl acetate) (EVA) has been the dominating material in the photovoltaic (PV) encapsulant market for decades, owing to its superior cost-performance balance. To achieve its desired material properties, ... -
Field Performance versus Standard Test Condition Efficiency of Tandem Solar Cells and the Singular Case of Perovskites/Silicon Devices
Dupre, O.; Niesen, B.; De Wolf, S.; Ballif, C. (2018)Multijunction cells may offer a cost-effective route to boost the efficiency of industrial photovoltaics. For any technology to be deployed in the field, its performance under actual operating conditions is extremely ...