Cylinders of silence cloak in 2D. 18 Jan 2011 Hamish Johnston. Cylinders of silence. Researchers in the US have built the first practical device that can cloak an object from being detected by sound ...

Engineers configuring hydraulic or pneumatic cylinders can now download customized 2D drawings and 3D models from the Web site of Peninsular Cylinders Co., Roseville, Mich. The firm’s online ...

The 2d (massless) Sinh-Gordon model is amongst the simplest 2d quantum field theories that are expected to be integrable (= infinitely many symmetries), but without conformal symmetry. In this talk I ...