Publication
Demonstration of a 5x5 cm(2) self-tracking solar concentrator
Related publications (49)
Photo‐Electrochemical Conversion of CO 2 Under Concentrated Sunlight Enables Combination of High Reaction Rate and Efficiency
Sophia Haussener, Silvan Suter, Etienne Boutin, Mahendra Patel
Photo-electrochemical production of solar fuels from carbon dioxide, water, and sunlight is an appealing approach. Nevertheless, it remains challenging to scale despite encouraging demonstrations at low power input. Higher current densities require notable ...
Wiley2022Carrier-selective contacts using metal compounds for crystalline silicon solar cells
Mathieu Gérard Boccard, Julie Amandine Dreon
Solar cells rely on the efficient generation of electrons and holes and the subsequent collection of these photoexcited charge carriers at spatially separated electrodes. High wafer quality is now commonplace for crystalline silicon (c-Si) based solar cell ...
WILEY2022The emergence of concentrator photovoltaics for perovskite solar cells
Mohammad Khaja Nazeeruddin, Anurag Roy
The emergence of high-efficiency photovoltaic research is undergoing intense study and is technologically desirable to meet sustainable energy and environmental demand. However, every single solar cell has a theoretical power conversion efficiency limit, a ...
AIP Publishing2021Electrical Losses Mitigation in Silicon Heterojunction Solar Cells
To overcome the worldwide challenges of climate change, photovoltaics is foreseen to play a significant role in the world electricity production. Nowadays, single junction crystalline silicon (c-Si) based solar cells hold the largest share of the global ph ...
EPFL2021Increasing efficiency of perovskite solar cells using low concentrating photovoltaic systems
Mohammad Khaja Nazeeruddin, Hiroyuki Kanda, Hasan Baig
Perovskite solar cell (PSC) technology is the flag bearer for the future of photovoltaics allowing unlimited possibilities for its application. This technology is currently limited by issues related to its scale-up, stability and the composition of the mat ...
2020Dual Passivation of CsPbI3 Perovskite Nanocrystals with Amino Acid Ligands for Efficient Quantum Dot Solar Cells
Ulf Anders Hagfeldt, Jianhua Liu
Inorganic CsPbI3 perovskite quantum dot (PQD) receives increasing attention for the application in the new generation solar cells, but the defects on the surface of PQDs significantly affect the photovoltaic performance and stability of solar cells. Herein ...
2020Quantifying and modeling the impact of interconnection failures on the electrical performance of crystalline silicon photovoltaic modules
Christophe Ballif, Antonin Faes, Jacques Levrat, Alessandro Francesco Aldo Virtuani, Matthieu Despeisse, Fanny Sculati-Meillaud, Eleonora Annigoni
Failures in the metallic interconnections are among the main degradation modes for photovoltaic modules. Fatigue accumulation due to thermomechanical stresses can result in deterioration of the solder joints or in broken ribbons. In this paper, we first qu ...
2019Solar-Electrochemical Devices for Water Splitting and Chlorine Generation
Solar technologies hold the potential to ultimately counteract the effects of climate change. Nevertheless, the intermittency of sunlight poses technical challenges regarding the storage of the surplus production and the supply of the deficit.
The generat ...
EPFL2019A comparative performance analysis of stand-alone, off-grid solar-powered sodium hypochlorite generators
Demetri Psaltis, Antonin Faes, Miguel Antonio Modestino, Enrico Chinello, Laurent Coulot
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 process with photovoltaic (PV) electri ...
ROYAL SOC CHEMISTRY2019Low-cost high-efficiency system for solar-driven conversion of CO2 to hydrocarbons
Ulf Anders Hagfeldt, Silver Hamill Turren Cruz
Conversion of carbon dioxide into hydrocarbons using solar energy is an attractive strategy for storing such a renewable source of energy into the form of chemical energy (a fuel). This can be achieved in a system coupling a photovoltaic (PV) cell to an el ...
PNAS2019