Vibronic coherence contributes to photocurrent generation in organic semiconductor heterojunction diodes.... nanowerk · 5 days
Quantum phenomenon governs organic solar cells  PHYS.ORG · 5 days
Researchers at Linköping University have discovered a quantum phenomenon that influences the formation of free charges in organic solar cells. "If we can properly understand what's going on, we can increase the efficiency," says Olle Inganäs,... more
Quantum phenomenon governs organic solar cells  SCIENCE DAILY · 5 days
Researchers have discovered a quantum phenomenon that influences the formation of free charges in organic solar cells. more
Molecular vibrations reduce the maximum achievable photovoltage in organic solar cells  PHYS.ORG · 2 weeks
Scientists at TU Dresden and Hasselt University in Belgium investigated the physical causes that limit the efficiency of novel solar cells based on organic molecular materials.... more
Ultrathin organic solar cell is both efficient and durable  SCIENCE DAILY · 3 weeks
Scientists have succeeded in creating an ultrathin organic solar cell that is both highly efficient and durable. Using a simple post-annealing process, they created a flexible organic cell that degrades... more
Ultrathin organic solar cell is both efficient and durable  nanowerk · 3 weeks
Using a simple post-annealing process, scientists created a flexible organic cell that degrades by less than 5 percent over 3,000 hours in atmospheric conditions and that simultaneously has an energy... more
Light to electricity: New multi-material solar cells set new efficiency standard  PHYS.ORG · 4 weeks
Researchers from the University of Toronto Engineering and King Abdullah University of Science and Technology (KAUST) have overcome a key obstacle in combining the emerging solar-harvesting... more
Molecular tweak improves organic solar cell performance  PHYS.ORG · 4 weeks
A molecular tweak has improved organic solar cell performance, bringing us closer to cheaper, efficient, and more easily manufactured photovoltaics. The new design approach, targeting the molecular backbone of the cell's power-generating layer, was... more
After 90 years, scientists reveal the structure of benzene  PHYS.ORG · 4 weeks
One of the fundamental mysteries of chemistry has been solved by Australian scientists—and the result may have implications for future designs of solar cells, organic light-emitting diodes and other next... more
Graphene, perovskites, and silicon - an ideal tandem for efficient solar cells  nanowerk · 4 weeks
Researchers have successfully combined graphene with tandem perovskite-silicon solar cells to achieve efficiencies of up to 26.3%. Moreover, they envisioned a new manufacturing method... more
For the first time, scientists observe the elusive Kondo screening cloud  nanowerk · 3 weeks
An international research group has ended a fifty-year quest by directly observing a quantum phenomenon known as a Kondo screening cloud. This phenomenon, which is important... more
New type of indoor solar cells for smart connected devices  nanowerk · 4 weeks
Researchers have developed a new type of dye-sensitised solar cells that harvest light from indoor lamps. more
Efficient tandem solar cells with solution-processed perovskite on textured crystalline silicon  Science Magazine · 4 weeks
Stacking solar cells with decreasing band gaps to form tandems presents the possibility of overcoming the single-junction Shockley-Queisser limit in photovoltaics. The rapid development of solution-processed... more
Novel MOF is potential next-gen semiconductor  PHYS.ORG · 1 week
Metal-organic frameworks (MOFs) are emerging multi-functional materials that are gradually finding their way out of the research labs and into a myriad of real-world applications. For example, MOFs can store dangerous gasses, catalyze chemical reactions, deliver... more
Efficient perovskite solar cells developed by reducing interface-mediated recombination  PHYS.ORG · 2 weeks
Passivation is an effective method to reduce defects and inhibit non-radiative recombination. Organic amine salts such as phenethylamine iodide (PEAI) have been successfully used to passivate the perovskite surface, achieving... more
Boosting stability of perovskites helps silicon solar cells  SCIENCE DAILY · 3 weeks
A change in chemical composition enabled scientists to boost the longevity and efficiency of a perovskite solar cell. more
New type of indoor solar cells for smart connected devices  SCIENCE DAILY · 4 weeks
In a future where most things in our everyday life are connected through the internet, devices and sensors will need to run without wires or batteries. Researchers present... more
Graphene, perovskites, and silicon—an ideal tandem for efficient solar cells  PHYS.ORG · 4 weeks
Researchers at the University of Rome Tor Vergata, the Italian Institute of Technology (IIT) and its spin-off, Graphene Flagship Associate Member BeDimensional, in cooperation with ENEA have successfully... more
New type of indoor solar cells for smart connected devices  PHYS.ORG · 4 weeks
In a future where most things in our everyday life are connected through the internet, devices and sensors will need to run without wires or batteries. In a... more
New carbon dot-based method for increasing the efficiency of solar cells and LEDs  PHYS.ORG · 5 days
An international group of scientists, including some from ITMO University, has proposed a method that allows for significantly increasing the efficiency of... more
Optimizing efficiency of quantum circuits  PHYS.ORG · 4 days
Quantum circuits, the building blocks of quantum computers, use quantum mechanical effects to perform tasks. They are much faster and more accurate than the classical circuits that are found in electronic devices today. In reality, however, no quantum... more
Shedding light on optimal materials for harvesting sunlight underwater  SCIENCE DAILY · 2 weeks
There may be many overlooked organic and inorganic materials that could be used to harness sunlight underwater and efficiently power autonomous submersible vehicles, report researchers. New research develops guidelines for... more
Discovery of zero-energy bound states at both ends of a one-dimensional atomic line defect  PHYS.ORG · 3 weeks
In recent years, the development of quantum computers beyond the capability of classical computers has become a new frontier in... more
Researchers demonstrate the missing link for a quantum internet  PHYS.ORG · 1 week
A quantum internet could be used to send unhackable messages, improve the accuracy of GPS, and enable cloud-based quantum computing. For more than twenty years, dreams of creating such a... more
Scientists break Google's quantum algorithm  PHYS.ORG · 4 weeks
Google is racing to develop quantum-enhanced processors that use quantum mechanical effects to reduce the speed at which data can be processed. In the near term, Google has devised new quantum-enhanced algorithms that operate in the presence of... more
Triple-halide wide-band gap perovskites with suppressed phase segregation for efficient tandems  Science Magazine · 4 weeks
Wide–band gap metal halide perovskites are promising semiconductors to pair with silicon in tandem solar cells to pursue the goal of achieving power conversion efficiency (PCE)... more
Novel method for easier scaling of quantum devices  PHYS.ORG · 4 weeks
In an advance that may help researchers scale up quantum devices, an MIT team has developed a method to "recruit" neighboring quantum bits made of nanoscale defects in diamond, so that instead... more
Resolving spatial and energetic distributions of trap states in metal halide perovskite solar cells  PHYS.ORG · 1 day
In a new report published on Science, Zhenyi Ni and a research team in applied physical sciences, mechanical and materials... more
Longest microwave quantum link  PHYS.ORG · 4 weeks
Physicists at ETH Zurich have demonstrated a five-meter-long microwave quantum link, the longest of its kind to date. It can be used both for future quantum computer networks and for experiments in basic quantum physics research. more
Initialization of quantum simulators by sympathetic cooling  Science Magazine · 4 weeks
Simulating computationally intractable many-body problems on a quantum simulator holds great potential to deliver insights into physical, chemical, and biological systems. While the implementation of Hamiltonian dynamics within a quantum simulator has already been... more
Resolving spatial and energetic distributions of trap states in metal halide perovskite solar cells  Science Magazine · 2 weeks
We report the profiling of spatial and energetic distributions of trap states in metal halide perovskite single-crystalline and polycrystalline solar... more
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