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31 Current news of Empa

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Heavy charge against water germs

Novel filter systems made from composite materials

05-May-2021

Removing pathogens from drinking water is especially difficult when the germs are too tiny to be caught by conventional filters. Researchers at Empa and Eawag are developing new materials and processes to free water from pathogenic microorganisms such as viruses Water is life, biology teaches us. ...

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Fighting harmful bacteria with nanoparticles

New weapons against antibiotic resistance

26-Apr-2021

Multi-resistant pathogens are a serious and increasing problem in today's medicine. Where antibiotics are ineffective, these bacteria can cause life-threatening infections. Researchers at Empa and ETH Zurich are currently developing nanoparticles that can be used to detect and kill ...

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Voltage from the parquet

Piezoelectric wood can generate electricity through deformation

17-Mar-2021

Researchers at Empa and ETH Zurich have made wood compressible and turned it into a micro-generator. When it is loaded, an electrical voltage is generated. In this way, the wood can serve as a bio-sensor - or generate usable energy. The latest highlight: To ensure that the process does not ...

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Biofuels and sophisticated materials cycles thanks to bio-templating

Mini power plants from coated blue-green algae

31-Aug-2020

Blue-green algae are among the oldest living creatures on Earth and have perfected the use of sunlight over billions of years. Empa scientists have now equipped these humble unicellular organisms with semiconductor coatings to create mini power plants, which supply biofuels and are ...

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Aerogel – the micro structural material of the future

Numerous new application possibilities in the high-tech industry, for example in microelectronics, robotics, biotechnology and sensor technology

25-Aug-2020

Aerogel is an excellent thermal insulator. So far, however, it has mainly been used on a large scale, for example in environmental technology, in physical experiments or in industrial catalysis. Empa researchers have now succeeded in making aerogels accessible to microelectronics and precision ...

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A wound dressing that kills bacteria

Skin-friendly membranes made of plant-based materials kill bacteria very efficiently

12-Aug-2020

In order to combat bacterial wound infections, Empa researchers have developed cellulose membranes equipped with antimicrobial peptides. Initial results show: The skin-friendly membranes made of plant-based materials kill bacteria very efficiently. If germs invade a wound, they can trigger a ...

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Nanosafety research without animal experiments

Risk analyses for nanoparticles

23-Jun-2020

In order to reduce the number of animal experiments in research, alternative methods are being sought. This is a particular challenge if the safety of substances that have hardly been studied is to be ensured, for instance, the completely new class of nanomaterials. To accomplish just that, Empa ...

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A new biosensor for the COVID-19 virus

Detection in the environment

23-Apr-2020

A team of researchers from Empa, ETH Zurich and Zurich University Hospital has succeeded in developing a novel sensor for detecting the new coronavirus. In future it could be used to measure the concentration of the virus in the environment - for example in places where there are many people or ...

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How to mend a broken heart

Sticky proteins from sea mussels

19-Feb-2020

If the heart muscle is damaged, repairing the constantly active organ is a challenge. Empa researchers are developing a novel tissue adhesive inspired by nature, which is able to repair lesions in muscle tissue. They have taken advantage of the incredible ability of marine mussels to adhere to ...

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Tiny pharmaceuticals in the environment

09-Jan-2020

Nanomedicine is making headways. However, the tiny nanoparticles that are being used as carriers for drugs could find their way into water, soil and air. Empa researchers are investigating potential risks. Fear is a bad counselor. In the comic book series "Asterix", the Gaul chief Vitalstatistix ...

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