China has reportedly tested a type of 3D-printed turbojet engine recently, with an expert saying on Thursday that this technology enjoys cost-efficiency and help mass production of drones and ...

This engine doesn’t power anything in particular except our deeper understanding of thermodynamics as well microscopic ...

Particle accelerators are often framed as exotic machines built only to chase obscure particles, but they are really precision tools that use electric fields and magnets to steer tiny beams of matter ...

Abstract: For the problem of three-dimensional path planning for UAVs, an improved PSO(Particle Swarm Optimization) is proposed by improving the existing model. For the model, the Analytic Hierarchy ...

School of Polymer Science and Polymer Engineering, The University of Akron, Akron, Ohio 44325-3909, United States ...