A detailed simulation of air flow after sneezing

By the beginning of April 2021, the number of people infected during the COVID-19 pandemic had risen to more than 130 million people of whom more than 2.8 million died. The SARS-CoV-2 virus responsible for COVID-19 is transmitted ...

Wireless sensors for commissioning of rail vehicles

A network of wireless sensors should soon be simplifying the process of commissioning rail vehicles. Experts from Siemens have developed a wireless sensor system that measures the mechanical loads to which a rail vehicle ...

Predicting the life expectancy of solar modules

Solar modules are exposed to many environmental influences that cause material to fatigue over the years. Researchers have developed a procedure to calculate effects of these influences over the long term. This allows ...

Innovative concept for knee cartilage treatment

Researchers have developed a material that can be used for the controlled release of a substance when subjected to cyclic mechanical loading. This work, carried out within the context of the National Research Programme "Smart ...

Smooth ride at 300 km/h

Serious shocks need serious shock absorption, in space as well as on the ground. Now high-performance racing cars are driving more smoothly on space-ready rubber from ESA spacecraft.

Mars science laboratory mission status report

During processing of NASA's Mars Science Laboratory at NASA's Kennedy Space Center, Fla., an incident occurred on Friday, May 20, involving the spacecraft's back shell.

Defective plastics repair themselves

Indestructible things are a figment of the imagination of advertising. Even plastic components that have to stand up to major mechanical loads can break. The reason for this are microcracks that may be found in any component ...

page 1 from 2