A light-controlled meta-surface redirected another beam at femtosecond speeds without relying on slower electronic relaxation ...

Offices and hotels around East 42nd Street were evacuated after structural damage affected an office conversion project, disrupting businesses, stranding tourists and snarling traffic. By Ashley ...

Requiring voters to present ID is "solving" a problem that doesn't exist. And it "solves" it by placing a burden on voters that can be very hard to do in some cases. Click to expand... Remember, the ...

We demonstrate a novel approach to X-ray ptychography, a phase-sensitive scanning microscopy method. By replacing the conventional sample scanning approach with a beam-scanning via reflective optics, ...

So, you’re driving a car at half the speed of light. (Both hands on the wheel, please.) You turn on the headlights. How fast would you see this light traveling? What about a person standing by the ...

Hello! Today, I will explain shear force and moment (rotational force), which are the causes of a beam snapping. As a sequel to the "simply supported beam" and "cantilever beam" analogies using ...

1 School of Mathematics and Statistics, Sichuan University of Science and Engineering, Zigong, China. 2 South Sichuan Center for Applied Mathematics, Sichuan University of Science and Engineering, ...

The construction of concrete-filled steel tube tied-arch bridges typically employs the “beam first and arch later” methodology. In this approach, tie beams are initially constructed on temporary ...

This paper deals with the problem of stress concentration at the weld toe of non-load-carrying-type plate cruciform joints under tension, bending, and shear. Theoretical stress concentration factors ...

Department of Applied Logistics and Polymer Sciences, University of Applied Sciences Kaiserslautern, Institute for Plastics and Engineering West Pfalz (IKW), Pirmasens, Germany. The automobile ...