Quantum correlation revealed by attosecond delay

Groundbreaking applications such as efficient solar energy harvesting, ultrafine sensor technology, and enhanced photocatalysis possible

17-Feb-2025 - Attosecond time-resolved experiments reveal the increasing importance of electronic correlations in the collective plasmon response as the size of the system decreases to sub-nm scales. The study, published in the journal “Science Advances”, was led by the University of Hamburg and DESY as part ...

Solar cell material can assist self-driving cars in the dark

02-Oct-2023 - Material used in organic solar cells can also be used as light sensors in electronics. This is shown by researchers at Linköping University who have developed a type of sensor able to detect circularly polarised red light. Their study, published in Nature Photonics, paves the way for more ...

How football-shaped molecules occur in the universe

Solving the puzzle of classic buckyballs

30-Mar-2023 - For a long time it has been suspected that fullerene and its derivatives could form naturally in the universe. These are large carbon molecules shaped like a football, salad bowl or nanotube. An international team of researchers using the Swiss SLS synchrotron light source at PSI has shown how ...

Research team synthesizes monometallic endohedral azafullerene

“This result is very interesting and helpful for understanding the unique properties of azafullerenes”

09-Jan-2023 - Recently, a research team led by Prof. YANG Shangfeng from the University of Sciences and Technology of China (USTC) of the Chinese Academy of Sciences (CAS) synthesized La@C81N, a type of monometallic endohedral azafullerene (MEAF) for the first time, providing a new way to modulate the ...

Semiconductor technology mitigates fire risk in electric vehicle batteries

Convergence of semiconductor physics and electrochemistry leads to effective inhibition of dendrite formation using semiconducting passivation layers

17-Jun-2021 - Despite rapid development of electric vehicles (EVs), the safety of the lithium-ion (Li-ion) batteries remains a concern as they are as a fire and explosion risk. Among the various approaches to tackle this issue, Korean researchers have used semiconductor technology to improve the safety of ...

Molecular Russian doll helps to solve chemical problem

A three-shell nanoreactor for funktionalised fullerene

19-Apr-2021 - A Catalan-German research team has succeeded in using a three-shell 'matryoshka' architecture to solve a long-standing problem in chemical synthesis. The researchers from Girona and Ulm have developed a three-dimensional construct of nested molecules, which is best imagined as a soccer ball stuck ...

Long live superconductivity!

Pathbreaking advance: Short flashes of light with sustaining impact

09-Feb-2021 - Superconductivity – the ability of a material to transmit an electric current without loss – is a quantum effect that, despite years of research, is still limited to very low temperatures. Now a team of scientists at the Max Planck Institute for the Structure and Dynamics of Matter (MPSD) in ...

How molecular footballs burst in an X-ray laser beam

Study shows effect of X-ray flashes on sensitive biomolecules

26-Sep-2019 - An international research team has observed in real time how football molecules made of carbon atoms burst in the beam of an X-ray laser. The study shows the temporal course of the bursting process, which takes less than a trillionth of a second, and is important for the analysis of sensitive ...

Fullerenes Bridge Conductive Gap in Organic Photovoltaics

Efficient cathode interlayers made of ionene polymers refined with pendant fullerenes

29-Mar-2019 - Organic photovoltaics have achieved remarkably high efficiencies, but finding optimum combinations of materials for high-performance organic solar cells, which are also economically competitive, still presents a challenge. Researchers from the United States and China have now developed an ...

Golden Ball in a Golden Cage

"Golden fullerene": ligand-protected nanocluster made of 32 gold atoms

25-Mar-2019 - Researchers have synthesized a tiny structure from 32 gold atoms. This nanocluster has a core of 12 gold atoms surrounded by a shell of 20 additional gold atoms. As the scientists report in the journal Angewandte Chemie, the unusual stability of this cluster results from electronic interactions ...