Month: January 2020

Science News

Terahertz radiation is used for security checks at airports, for medical examinations and also for quality checks in industry. However, radiation in the terahertz range is extremely difficult to generate. Scientists at TU Wien have now succeeded in developing a terahertz radiation source that breaks several records: it is extremely efficient, and its spectrum is …

Science News

Seagoing vessels may emit fewer and fewer harmful substances, but how do you measure whether they comply with the standards? The Dutch Environment and Transport Inspectorate (ILT) and the universities of Leiden and Wageningen are starting a joint study to detect the emission of sulfur and nitrogen dioxide from sea-going vessels with satellite images. Read …