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- New lab for electrochemical interfaces at BESSY II
The Helmholtz-Zentrum Berlin (HZB) is establishing a joint lab together with the Max Planck Society (MPS) to study electrochemical phenomenon at solid/liquid interfaces. The Berlin Joint Lab for El... - Better cathode materials for Lithium-Sulphur-Batteries
A team at the Helmholtz-Zentrum Berlin (HZB) has for the first time fabricated a nanomaterial made from nanoparticles of a titanium oxide compound (Ti4O7) that is characterised by an extremely larg... - Nanodiamonds as energy materials: tuning the functionalities
An international team has shed light onto interactions between nanodiamonds and water molecules. Experiments at synchrotron sources showed how hydrogenated groups on nanodiamond surfaces change the...
- Ionic liquids simplify laser experiments on liquid samples
A HZB team has developed a new approach to conduct photoemission spectroscopy of molecules in solution. This has been difficult up to now because the sample needed to be situated in vacuum - but li... - Nanotechnology for energy materials: Electrodes like leaf veins
Nano-sized metallic wires are attracting increasing attention as conductive elements for manufacturing transparent electrodes, which are employed in solar cells and touch screen panels. In addition... - Lithium-ion batteries: Capacity might be increased by six times
The capacity of lithium-ion batteries might be increased by six times by using anodes made of silicon instead of graphite. A team from the Helmholtz-Zentrum Berlin (HZB) Institute of Soft Matter an... - Mass spectrometry imaging of metabolites from formalin-fixed paraffin-embedded tissue
Scientists at the Helmholtz Zentrum München have developed a new mass spectrometry imaging method which, for the first time, makes it possible to analyze hundreds of metabolites in fixed tissue sam... - High pressure reduces adsorption capacity of metal-organic frameworks
Metal-organic frameworks (MOFs) can store gases such as methane in their surface interstices, or pores. Now teams from the Technische Universität Dresden and Helmholtz-Zentrum Berlin (HZB) have pre... - Fingerprint of hydrogen bonding captured in experiments
A team from Helmholtz-Zentrum Berlin has been able for the first time to measure how new bonds influence molecules: they have reconstructed the "energy landscape" of acetone molecules using measure... - Metal Oxide Sandwiches: New option to manipulate properties of interfaces
A Franco-German cooperation has investigated a sandwich system of transition metal oxides at BESSY II. The scientists discovered a new option to control properties of the interface between the two ... - Alternative method for the representation of microstructures in polycrystalline materials
Also Raman microspectroscopy in an optical microscope provides the means to determine local crystal orientations of polycrystalline materials over large sample areas. This method can be used altern...
- Filming microscopic and macroscopic changes within materials
The EDDI beamline at BESSY II is now offering even more options. It has recently become possible to also obtain high-resolution three-dimensional images of microscopic structure with it, up to four... - Charge transport in polymeric carbon nitride detailed for first time
Polymeric carbon nitride is an organic material with interesting optoelectronic properties. As an inexpensive photocatalyst, it can be used to facilitate water splitting using sunlight. Joint resea... - Monolithic perovskite/silicon tandem solar cell achieves record efficiency
Teams from the Helmholtz-Zentrum Berlin and École Polytechnique Fédérale de Lausanne, Switzerland, have been the first to successfully combine a silicon heterojunction solar cell with a perovskite ... - How to improve ultrathin CIGSe solar cells by nanoparticles
CIGSe solar cells are made of a thin chalcopyrite layer consisting of Copper, Indium, Gallium and Selenium and can reach high efficiencies. Since Indium is becoming scarce and expensive, it is int... - Hydrogen from sunlight: new efficiency record for artificial photosynthesis
An international team has now succeeded in considerably increasing the efficiency for direct solar water splitting. They are using a tandem solar cell whose surfaces have been selectively modified.... - Relationship between Crystal structure and magnetism decoded
A team at HZB has carried out the first detailed study of how magnetic and geometric ordering mutually influence one another in crystalline samples of spinel. To achieve this, the group synthesised... - Depletion and enrichment of chlorine in perovskites observed
X-ray spectroscopy at BESSY II reveals inhomogenous distribution of chlorine in a special class of perovskite materials. The discovery could help to enhance efficiencies of perovskite thin film sol... - Research project to convert CO2 into fuels using sunlight and diamond materials
A great new idea is now being investigated by scientists of Germany, France, England, and Sweden, among them HZB's Prof. Emad Aziz. They propose exploring diamond materials for photocatalytic conve... - Towards graphene biosensors
For the first time, a team of scientists has succeeded in precisely measuring and controlling the thickness of an organic compound that has been bound to a graphene layer. This might enable graphen... - Efficient photocathode for generating hydrogen using sunlight
A team at the HZB Institute for Solar Fuels has developed a new composite photocathode for generating hydrogen with high quantum efficiency using sunlight. This enables solar energy to be stored ch... - Bonding behaviour of iron pentacarbonyl experimentally decoded
Following six years' work, an international team comprising eleven research institutions has been successful in observing precisely how light affects the outer electrons of a metallic compound and ... - Losing one electron switches magnetism on in dichromium
An international team of scientists from Berlin, Freiburg and Fukuoka has provided the first direct experimental insight into the secret quantum life of dichromium. Whereas in its normal state the ... - Holes in valence bands of nanodiamonds discovered
Researchers hope that their properties might be altered to permit nanodiamonds to be used as catalysts for generating hydrogen from sunlight. Nanodiamonds are tiny crystals only a few nanometres... - Artificial catalysts imitate natural photo-synthesis
Scientists at the Helmholtz Center for Materials and Energy (HZB) in collaboration with the School of Chemistry and ARC Centre of Excellence for Electromaterials Science at Monash University, Austr...