HZB Newsroom

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SCIENCE HIGHLIGHT

Silicon-perovskite tandem solar cells: New facilities pave the way for... Two new and innovative production lines for silicon perovskite tandem solar cells

SCIENCE HIGHLIGHT

Upconversion of photons at low light intensities – the key to new applications... Through upconversion the usable range of the light spectrum can be significantly expanded and is the key for future applications in photovoltaics or for the detection of biological substances.

NEWS

Optimize opto-electronic devices with new compact measuring system In order to develop efficient opto-electronic devices such as solar cells or LEDs, it is crucial to improve the quality of the semiconductors. To achieve this, it is necessary to determine the luminescence yield of the semiconductor material. For this ...

SCIENCE HIGHLIGHT

Printed perovskite LEDs – an innovative technique towards a new standard... LEDs from the inkjet printer - For the first time, it has been possible to produce light emitting diodes from hybrid perovskite semiconductor material using inkjet printing.

SCIENCE HIGHLIGHT

On the road to non-toxic and stable perovskite solar cells To replace lead by less toxic elements is not easy since lead-free perovskites show lower stability and poor efficiencies. Now, an international collaboration has engineered a new hybrid perovskite material with promising efficiency and stability.

PORTRAIT

Portrait: The athlete in the lab coat Steve Albrecht is researching on perovskite solar cells and holds several efficiency world records with his team. Back in his schooldays, he was going to become either a competitive gymnast or a scientist. And he chose science.

SCIENCE HIGHLIGHT

Tandem solar cell world record: New branch in the NREL chart The world-record cell combines the semiconductors perovskite and CIGS to a monolithic "two-terminal" tandem cell. It achieves a certified efficiency of 24,16 percent.

NEWS

Doctoral student receives Erhard Höpfner Thesis Award On 11 February 2020, Max Grischek received the Erhard Höpfner Thesis Prize, worth 2000 euros, which is awarded by a jury of the Berlin Scientific Society for outstanding master theses.

SCIENCE HIGHLIGHT

Perovskite solar cells: International consensus on ageing measurement protocols Experts from 51 research institutions have now agreed on the procedures for measuring the stability of perovskite solar cells and assessing their quality. The consensus statement is considered a milestone.

SCIENCE HIGHLIGHT

World Record: Efficiency of perovskite silicon tandem solar cell jumps to 29.15... In the race for ever higher efficiency levels, an HZB development team is once again ahead. The scientists have developed a tandem solar cell made of perovskite and silicon, which converts 29.15 per cent of the incident light into electrical energy.

NEWS

Berlin Science Award: Young Talent Award for Steve Albrecht The Governing Mayor of Berlin did award Prof. Dr. Steve Albrecht this year with the "Nachwuchspreis" (Young Talent Award) of the Berliner Wissenschaftspreis for his research on novel tandem solar cells.

NEWS

HZB awards prize for technology transfer project On 15 November, the best innovation project from the HZB will be awarded the Technology Transfer Prize 2019. The award ceremony is open to the public and will take place at 2 p.m. in the BESSY II auditorium in Berlin-Adlershof.

NEWS

Helmholtz Association promotes HZB cooperation with Slovenia on perovskite... The topics of the cooperation are tandem solar cells made of perovskite and silicon and, in particular, their precise characterisation.

SCIENCE HIGHLIGHT

World record for tandem perovskite-CIGS solar cell A team headed by Prof. Steve Albrecht from the HZB will present a new world-record tandem solar at EU PVSEC in Marseille, France on September 11, 2019.

PORTRAIT

FOCUS TOPIC: Catching more light in solar cells Christiane Becker uses microscopic structures to increase the amount of light captured in solar cells and is currently scaling up the technology for industrial application.

NEWS

Steve Albrecht wins the 2019 Karl Scheel Prize This year's Karl Scheel Prize from the Physikalische Gesellschaft zu Berlin honours Steve Albrecht of the Helmholtz-Zentrum Berlin für Materialien und Energie for his work in the field of highly efficient tandem solar cell absorbers made of metal-halide ...

NEWS

1st place for "Glowing Silicon Lake" at the HZB photo competition for the Long... More than 200 people have chosen their favourite pictures in the photo competition "Moments at the HZB" during the Long Night of Science. The winners have now been chosen, but the decision was extremely close.

NEWS

LAUNCH OF EPKI: European Perovskite Initiative for the development of... With the HySPRINT project and the recruitment of highly talented young scientists, Helmholtz-Zentrum Berlin has built up a considerable research capacity in the field of perovskite materials in recent years and is participating in the European Perovskite ...