There's no escaping it: Though the tractor beam is a staple of sci-fi space-faring scenarios, it's also extremely counter-intuitive. How does one pull something in via an outward-shooting beam? A few ...

The exhibition design “Beam” by Ryuji Nakamura does not need walls to create partition the space into separate rooms – only beams. The Tokyo-based architecture office Ryuji Nakamura & Associates has ...

Lego-like 3D-printed beams offer lightweight alternative to concrete By Nick Lavars March 09, 2021 According to research team behind them, the new 3D-printed beams weigh up to 80 percent less than ...

Understanding how helical, curved beams operate — how their spiral cuts accommodate angular and parallel misalignment, axial motion, and system vibrations — is the key to knowing how they will perform ...

The Contact stress and area problems set up like this. Picking calculation produces the outputs shown. Beam-section properties pop up with either of the beam modules, or can be accessed on its own.

First, the payload requirements and problems faced by traditional multi-beam antenna are described. The user beam of the VHTS payload system mainly uses Ka-band multi-beam antenna for a large range of ...