Alte Texte, Beiträge und Artikel von Martin Grolms
Although fish leather is part of an ancient tradition, especially in East Asia, it has only recently been rediscovered. The advantage of this material is that its mechanical properties are almost identical to those of conventional leather, but the production process … Weiterlesen …
When the volcano, Eyjafjallajökull, erupted in Iceland in 2010, it paralyzed air traffic in large parts of Europe. Volcanoes pose a threat to aircrafts as ash, which commonly contains calcium magnesium aluminum silicates (CMAS), causes significant damage to turbines. Similarly, … Weiterlesen …
The highest existing wooden tower is the 118m (387ft) tall Gliwice transmitter tower in Poland, built in 1935. Now, two companies want to top that. The Swedish energy provider Varberg Energi intends to buy Modvion’s first commercial scale wind turbine tower, 150m … Weiterlesen …
There are three classical states of aggregation—solid, liquid, and gas—but in-between states exist. For example, neighboring molecules in liquid crystals are aligned as in regular crystal grids, but the material is still liquid. A well-known application of liquid crystals is … Weiterlesen …
The diving bell spider (a.k.a. water spider) is the only species of spider that lives almost entirely underwater. Like other spiders, it breathes air, but it has a neat trick: when submerged in water, an air bubble is trapped by … Weiterlesen …
Cruise ships are currently under criticism as these large, floating cities require several tons of heavy oil each day. Heavy oil contains 3500 times more sulfur than is permitted on Europe’s roads and CO2 and NOx emissions as well as fine dust … Weiterlesen …
Orkney is an archipelago in the North of Scotland and it is here that the company Orbital Marine Power will install its upcoming O2 2MW floating tidal turbine. It will be the world’s most powerful tidal turbine when it enters operation at … Weiterlesen …
Textile‐based electronics are emerging as the next generation of wearable devices, which have the potential to transform consumer electronics. Producing comfortable, functional fabrics is no easy task, but researchers at Drexel University believe they have a solution. Led by Professor Yury Gogotsi, the … Weiterlesen …
Pinipas Abenteuer – Als Marmeladenglaspiratin durch Wind und Wetter „Klar zum Auslaufen Pinipa!“, ruft Greta feierlich, nachdem sie eine Schatzkarte gemalt und ein seetüchtiges Marmeladenglas besorgt hat. Heute wird die kleine Pinipa Marmeladenglaspiratin. Sie sticht in See und erfährt, wie … Weiterlesen …
Current shipping practices make up 3% of total global carbon dioxide (CO2) emissions, making it one of the largest polluters in the transport industry, with international merchant ships and large freighters responsible for the lion’s share of these emissions. As … Weiterlesen …
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