Browsing by Author "et al."
Now showing items 1-20 of 155
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22% Efficient Dopant-free Interdigitated Back Contact Silicon Solar Cells
Wu, W. L.; Lin, W. J.; Zhong, S. H.; Paviet-Salomon, B.; Despeisse, M.; Liang, Z. C.; et al. (2018)In this study, we present dopant-free back contact heterojunction silicon solar cells employing MoOx and MgFx based stacks as hole-and electron-selective contacts deposited using a thermal evaporation process at low ... -
25.1%-Efficient Monolithic Perovskite/Silicon Tandem Solar Cell Based on a p-type Monocrystalline Textured Silicon Wafer and High-Temperature Passivating Contacts
Nogay, G.; Sahli, F.; Werner, J.; Monnard, R.; Boccard, M.; Despeisse, M.; et al. (2019)A monolithic two-terminal perovskite/silicon tandem solar cell based on an industrial, high-temperature tolerant p-type crystalline silicon bottom cell with a steady-state power conversion efficiency of 25.1% is demonstrated. -
A comparative performance analysis of stand-alone, off-grid solar-powered sodium hypochlorite generators
Chinello, E.; Modestino, M. A.; Schuttauf, J. W.; Coulot, L.; Ackermann, M.; Gerlich, F.; et al. (2019)Sodium hypochlorite (NaClO) is a chemical commodity widely employed as a disinfection agent in water treatment applications. Its production commonly follows electrochemical routes in an undivided reactor. Powering the ... -
A D-optimal design to model the performances of dressings and devices for negative pressure wound therapy
Salvo, P.; Smajda, R.; Dini, V.; Saxby, C.; Voirin, G.; Romanelli, M.; et al. (2016)A D-optimal design was used to identify and model variables that affect the transit time of wound exudate through an illustrative dressing used for negative pressure wound therapy. Many authors have addressed the clinical ... -
A Mixed-Phase SiOx Hole Selective Junction Compatible with High Temperatures Used in Industrial Solar Cell Manufacturing
Wyss, P.; Stuckelberger, J.; Nogay, G.; Horzel, J.; Jeangros, Q.; Mack, I.; et al. (2020-11) -
A passivating contact concept compatible with a short thermal treatment
Ingenito, A.; Allebe, C.; Nogay, G.; Horzel, J.; Wyss, P.; Stuckelberger, J. A.; et al. (2018)In this study we present a boron-doped silicon carbide layers as a hole-selective contact which is compatible with short annealing time (typically < 1 minute) as the one used for firing of metal pastes. The application of ... -
A passivating contact for silicon solar cells formed during a single firing thermal annealing
Ingenito, A.; Nogay, G.; Jeangros, Q.; Rucavado, E.; Allebe, C.; Eswara, S.; et al. (2018)Passivating contacts are indispensable for achieving high conversion efficiency in crystalline-silicon solar cells. Their realization and integration into a convenient process flow have become crucial research objectives. ... -
A simple one-pot Adams method route to conductive high surface area IrO2-TiO2 materials
Oakton, E.; Lebedev, D.; Fedorov, A.; Krumeich, F.; Tittier, J.; Sereda, O.; et al. (2016)Iridium titanium oxide materials were prepared using a simple one-pot method by reacting inorganic metal precursors with sodium nitrate at 350 degrees C (Adams method). HAADF-STEM images and XRD studies indicate a mixture ... -
A transparent, solvent-free laminated top electrode for perovskite solar cells
Makha, M.; Fernandes, S. L.; Jenatsch, S.; Offermans, T.; Schleuniger, J.; Tisserant, J. N.; et al. (2016)A simple lamination process of the top electrode for perovskite solar cells is demonstrated. The laminate electrode consists of a transparent and conductive plastic/metal mesh substrate, coated with an adhesive mixture of ... -
A Wearable Stethoscope for Long-Term Ambulatory Respiratory Health Monitoring
Yilmaz, G.; Rapin, M.; Pessoa, D.; Rocha, B. M.; de Sousa, A. M.; Rusconi, R.; et al. (2020-09) -
Active implant for optoacoustic natural sound enhancement
Mohrdiek, S.; Fretz, M.; James, R. J.; Durante, G. S.; Burch, T.; Kral, A.; et al. (2017)This paper summarizes the results of an EU project called ACTION: ACTive Implant for Optoacoustic Natural sound enhancement. The project is based on a recent discovery that relatively low levels of pulsed infrared laser ... -
Advanced Silicon Thin Films for High-Efficiency Silicon Heterojunction-Based Solar Cells
Descoeudres, A.; Allebe, C.; Badel, N.; Barraud, L.; Champliaud, J.; Christmann, G.; et al. (2017)The drop in passivation usually observed after the deposition of the p-doped amorphous silicon (a-Si:11) layer on top of the passivating intrinsic buffer a-Si:H layer during the fabrication of silicon heterojunction (SHJ) ... -
Aircraft Strain WSN Powered by Heat Storage Harvesting
Allmen, L. V.; Bailleul, G.; Becker, T.; Decotignie, J. D.; Kiziroglou, M. E.; Leroux, C.; et al. (2017)The combination of ultra-low-power wireless communications and energy harvesting enables the realization of autonomous wireless sensor networks. Such networks can be usefully applied in commercial aircraft where wireless ... -
An anthropomorphic breathing phantom of the thorax for testing new motion mitigation techniques for pencil beam scanning proton therapy
Perrin, R. L.; Zakova, M.; Peroni, M.; Bernatowicz, K.; Bikis, C.; Knopf, A. K.; et al. (2017)Motion-induced range changes and incorrectly placed dose spots strongly affect the quality of pencil-beam-scanned (PBS) proton therapy, especially in thoracic tumour sites, where density changes are large. Thus motion-mitigation ... -
An ultra-fast mechanically active cell culture substrate
Poulin, A.; Imboden, M.; Sorba, F.; Grazioli, S.; Martin-Olmos, C.; Rosset, S.; et al. (2018)We present a mechanically active cell culture substrate that produces complex strain patterns and generates extremely high strain rates. The transparent miniaturized cell stretcher is compatible with live cell microscopy ... -
Analysis of hydrogen distribution and migration in fired passivating contacts (FPC)
Lehmann, M.; Valle, N.; Horzel, J.; Pshenova, A.; Wyss, P.; Dobeli, M.; et al. (2019)High temperature passivating contacts for c-Si based solar cells are intensively studied because of their potential in boosting solar cell efficiency while being compatible with industrial processes at high temperatures. ... -
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 ... -
Anthropomorphic phantom for deformable lung and liver CT and MR imaging for radiotherapy
Colvill, E.; Krieger, M.; Bosshard, P.; Steinacher, P.; Schnidrig, B. A. R.; Parkel, T.; et al. (2020-04) -
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 ... -
Atomic Layer Deposited Electron Transport Layers in Efficient Organometallic Halide Perovskite Devices
McCarthy, M. M.; Walter, A.; Moon, S. J.; Noel, N. K.; O''Brien, S.; Pemble, M. E.; et al. (2018)Amorphous TiO2 and SnO2 electron transport layers (ETLs) were deposited by low-temperature atomic layer deposition (AM. Surface morphology and x-ray photoelectron spectroscopy (ITS) indicate uniform and pinhole free coverage ...