Tamara Merckx
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View article: Enabling Ultrasonic Spray Coating of Uniform and Compact 1.6 eV CsFAPbIBr Films for Efficient Perovskite Solar Cells by Controlling the Wet-to-Dry Film Transition
Enabling Ultrasonic Spray Coating of Uniform and Compact 1.6 eV CsFAPbIBr Films for Efficient Perovskite Solar Cells by Controlling the Wet-to-Dry Film Transition Open
In this study, uniform and compact ultrasonically spray-coated 1.6 eV CsFAPbIBr films were developed by precisely controlling the wet-to-dry film transition. Achieving both fast nucleation-essential for film compactness-and a smooth wet-to…
View article: A novel way of analyzing perovskite outdoor degradation: the S- <i>V</i> <sub>oc</sub>
A novel way of analyzing perovskite outdoor degradation: the S- <i>V</i> <sub>oc</sub> Open
Perovskite mini-modules with two ETL compositions—thick ETL1 (LiF/C 60 /BCP) and thin ETL2 (LiF/C 60 /LiF)—were measured outdoors for over three years to assess long-term performance.
View article: Diurnal Changes and Machine Learning Analysis of Perovskite Modules Based on Two Years of Outdoor Monitoring
Diurnal Changes and Machine Learning Analysis of Perovskite Modules Based on Two Years of Outdoor Monitoring Open
Long-term stability is the primary challenge for the commercialization of perovskite photovoltaics, exacerbated by limited outdoor data and unclear correlations between indoor and outdoor tests. In this study, we report on the outdoor stab…
View article: Radiation versus environmental degradation in unencapsulated metal halide perovskite solar cells
Radiation versus environmental degradation in unencapsulated metal halide perovskite solar cells Open
Here, the radiation hardness of metal halide perovskite solar cells exposed to space conditions versus the effects of environmental degradation are assessed. The relative response of the constituent layers of the architecture to radiation …
View article: Minimizing the Interface-Driven Losses in Inverted Perovskite Solar Cells and Modules
Minimizing the Interface-Driven Losses in Inverted Perovskite Solar Cells and Modules Open
The inverted p-i-n perovskite solar cells hold high promise for scale-up toward commercialization. However, the interfaces between the perovskite and the charge transport layers contribute to major power conversion efficiency (PCE) loss an…
View article: An Integrated Bulk and Surface Modification Strategy for Gas‐Quenched Inverted Perovskite Solar Cells with Efficiencies Exceeding 22%
An Integrated Bulk and Surface Modification Strategy for Gas‐Quenched Inverted Perovskite Solar Cells with Efficiencies Exceeding 22% Open
Inverted perovskite solar cells (PSCs) prepared by the antisolvent method have achieved power conversion efficiencies (PCEs) of over 23%, but they are not ideal for device upscaling. In contrast, gas‐quenched PSCs offer great potential for…
View article: A study of quenching approaches to optimize ultrasonic spray coated perovskite layers scalable for PV
A study of quenching approaches to optimize ultrasonic spray coated perovskite layers scalable for PV Open
Perovskite materials have gathered increased interest over the last decade. Their rapidly rising efficiency, coupled with the compatibility with solution processing and thin film technology has put perovskite solar cells (PSC) on the spotl…
View article: Loss Analysis in Perovskite Photovoltaic Modules
Loss Analysis in Perovskite Photovoltaic Modules Open
Hybrid metal‐halide perovskite‐based thin‐film photovoltaics (PVs) have the potential to become the next generation of commercialized PV technology with certified power conversion efficiencies reaching 24% on devices having 0.1 cm 2 area. …
View article: Loss analysis in perovskite photovoltaic modules
Loss analysis in perovskite photovoltaic modules Open
Hybrid metal halide perovskite-based thin-film photovoltaics have the potential to become the next generation of commercialized PV technology with certified power conversion efficiencies reaching 24% on 0.1 cm2 area devices. Recent efforts…
View article: Outdoor Measurement and Modeling of Perovskite Module Temperatures
Outdoor Measurement and Modeling of Perovskite Module Temperatures Open
Photovoltaic cells and modules are exposed to partially rapid changing environmental parameters that influence the device temperature. The evolution of the device temperature of a perovskite module of 225 cm 2 area is presented during a pe…
View article: Reconsidering figures of merit for performance and stability of perovskite photovoltaics
Reconsidering figures of merit for performance and stability of perovskite photovoltaics Open
We propose a new approach for assessing the lifetimes of perovskite photovoltaics based on daily energy output which accounts for reversible diurnal changes.
View article: Optical Analysis of Planar Multicrystalline Perovskite Solar Cells
Optical Analysis of Planar Multicrystalline Perovskite Solar Cells Open
Organometal halide perovskites are attracting strong interest as light‐harvesting absorber materials in single‐ and multijunction solar cells. In order to advance the technology, careful optical design of the device architecture and elabor…
View article: Conformational NMR Study of Bistriazolyl Anion Receptors
Conformational NMR Study of Bistriazolyl Anion Receptors Open
Conformational features of pyridine- and pyrimidine-based bistriazolyl anion receptors dissolved in acetonitrile-d3 were assessed by multidimensional, heteronuclear NMR spectroscopy. NOESY correlation signals suggested preorganization of b…
View article: Photovoltaics: Nonhazardous Solvent Systems for Processing Perovskite Photovoltaics (Adv. Energy Mater. 14/2016)
Photovoltaics: Nonhazardous Solvent Systems for Processing Perovskite Photovoltaics (Adv. Energy Mater. 14/2016) Open
status: Published
View article: Nonhazardous Solvent Systems for Processing Perovskite Photovoltaics
Nonhazardous Solvent Systems for Processing Perovskite Photovoltaics Open
Replacing toxic solvents with nonhazardous solvents is one of the key challenges for industrial scale commercialization of thin film perovskite photovoltaics. Here, nonhazardous solvent/alcohol/acid systems are presented for the single‐ste…