A typical bulk-heterojunction polymer solar-cell structure is shown in Fig ... The top contact is a metal with a low work-function such as calcium or aluminium, which acts as the cathode.

The unmanned Spectrum rocket, an orbital rocket developed by German start-up Isar Aerospace, started smoking from its sides and then crashed back to Earth with a powerful explosion after launching ...

The first orbital rocket to launch from continental ... a modest middle-ground between Rocket Lab's Electron rocket and SpaceX's Falcon 9, which measure 56 feet (17 meters) and 230 feet (70 ...

Chengdu University of Technology-led research has established a high-resolution astrochronological framework spanning ...

Germany-based Isar Aerospace attempted to launch the first orbital rocket from European soil on Sunday morning (March 30). The company's Spectrum rocket lifted off from Europe's Andøya Spaceport ...

A private European aerospace company scrubbed its attempt to launch the first test flight of its orbital launch vehicle from Norway on Monday. Unfavourable winds on Monday afternoon meant that the ...

Europe took a significant step in its aerospace ambitions with the first test launch of German start-up Isar Aerospace's Spectrum rocket. European private aerospace company Isar Aerospace ...

X/@SpaceX Four space explorers will launch with SpaceX next week on a polar orbital mission that could unlock a new area in space for future spaceflights. The four-person mission, known as Fram2 ...

Kerala SSLC Question Paper 2025 and Answer Key: The Kerala SSLC (Secondary School Leaving Certificate) Exam 2025 is a crucial milestone for Class 10 students in Kerala. Among the various subjects ...

5 The goals of therapy, however, remain unchanged—modify the calcium, by cracking or disrupting the calcified plaque, to permit subsequent concentric lesion dilation and stent implantation. 2,4,6 ...

Despite the short test flight, Isar Aerospace said that it successfully completed the first test flight of its orbital launch vehicle by launching its Spectrum rocket from the island of Andøya in ...