New quality in regenerative gasoline from CO₂ and hydrogen

First successful processing of eMethanol for efuel production in Freiberg

04-Feb-2026 - Representatives of TU Bergakademie Freiberg and CAC ENGINEERING GmbH have visited the world's first large-scale production plant for eMethanol in Kassø, Denmark, which is the joint venture of European Energy A/S and Mitsui & Co., Ltd. The plant of Kassø uses renewable energy to produce the ...

New aluminum-ion cell chemistry on the battery test bench

From research to practice and back again: requirements-driven material development

13-Jan-2026 - Efficient and environmentally friendly storage technologies such as the lithium-free aluminum-ion battery (AIB) are essential for a secure and climate-neutral energy supply. The SALSA research project (development of application-specific aluminum-ion batteries using innovative passive and active ...

New method for sustainable recycling of rare earths from electrolysers

Turning old into new

05-Jun-2025 - Hydrogen electrolysis cells contain rare earth metals. Once an electrolysis cell has done its job, the materials used in it currently end up as scrap steel. A research team at TU Bergakademie Freiberg is now investigating how the recyclable materials can be recovered from used electrolysis cells ...

Fresh iron from old mining sludge

Great interest in pilot plant

06-Dec-2024 - It sounds like utopia: mining sludge is transformed into valuable metals and new building materials. Over the past three years, researchers at TU Bergakademie Freiberg have successfully trialled this innovative process in a pilot plant. The team succeeded in extracting iron and zinc from mining ...

Rethinking batteries - with aluminium

Research team develops aluminium battery with innovative electrolyte

09-Sep-2024 - Energy storage systems of the future must be cost-effective and sustainable. To achieve this, it is crucial that the materials used are both readily available and recyclable. A research team at TU Bergakademie Freiberg has now made significant progress in the development of an aluminium battery ...

On the way to emission-free mining: extracting metals with microorganisms

Innovative process for the bioleaching of copper, indium and zinc developed

12-Jul-2024 - Microorganisms work in an underground bioreactor and convert ores or residual materials from mining into the valuable metals copper, indium and zinc. Innovative membrane filters then filter the valuable metals from the resulting process water. In a pilot plant of a current mining project near ...

Using clay to combat eternal toxins

TU Freiberg clarifies basis for innovative PFAS filter made of clay

06-Dec-2023 - PFAS filters available for industrial waste are usually made of activated carbon (PFAS = perfluorinated and polyfluorinated alkyl compounds). As this is comparatively expensive, researchers are looking for alternative filter materials for the so-called "eternal toxins", whose hazardous residues ...

Team at TU Freiberg develops recycling process for precious metals from electrolysers

07-Aug-2023 - Hydrogen from electrolysis with renewable energies is considered a key element of the energy transition. By means of catalysts, water is split into its components hydrogen and oxygen. The electrochemical reaction requires precious metals such as platinum, iridium or ruthenium as catalysts. How ...

From scrap to raw material: With artificial intelligence to an efficient circular economy

Car2Car project develops technologies for an optimized recycling of end-of-life vehicles

27-Apr-2023 - In the Car2Car project, recyclers and scientists addresses the challenges of closing material loops. The focus lies on increasing the quality of the secondary raw materials from end-of-life vehicles by means of innovative dismantling and automated, accurate detection and processing solutions. The ...

How a bath sponge becomes a bio-based industrial filter

New material can be reused many times over

18-Jun-2021 - Researchers at TU Bergakademie Freiberg developed an innovative material from a cultured marine sponge. When the fibers of the sponge react with a copper-containing ammonia solution, such as that found in the electronics industry, the mineral atacamite is formed. This mineral, which occurs only ...