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The New Scientist Book Club made a jump backwards through time for our latest read, Alex Foster’s Circular Motion, moving from the millennia-ahead future of Adam Roberts’s Lake of Darkness to a world ...
Abstract: In this paper, a planar double-layer PCB uniform circular array (UCA) system is designed to generate orbital angular momentum (OAM) beams. The UCA system consists of planar directional ...
Abstract: A calibration method based on orbital angular momentum (OAM) is proposed for gain-phase errors in uniform circular array (UCA). The idea of the method is to construct an objective function ...
From plagiarism to planetary corrections, we take a look at Copernicus and the introduction of heliocentricity.
Nothing’s worse than walking out to your car and spotting a fresh scratch that definitely wasn’t there before. Sometimes it’s ...
Before you invest in a lawn mower, there are several factors you should take into consideration, including your lawn size and ...
A growing sense of urgency in dealing with the world’s plastic packaging problem has generated strong momentum behind recycling commitments and the use of recycled content in plastic packaging, to the ...
The CBSE Class 9 Science syllabus for 2025-26 is aligned with the National Curriculum Framework for School Education (NCFSE) 2023. It includes the complete breakdown of units, topics, and assessment ...
Robots have a skeletal system made up of links and joints. The links are the rigid pieces, kind of like bones, that form the robot’s structure. They can be made from various materials, often metals ...