insulated coating
71Leyden jar — The Leyden jar is a simple device that stores static electricity in large amounts. It was invented in 1745 by Pieter van Musschenbroek (1692–1761), in Leiden, The Netherlands. It was the original form of the capacitor. The Leyden jar was used to… …
72Materials science — Simulation of the outside of the Space Shuttle as it heats up to over 1,500 °C (2,730 °F) during re entry into the Earth s atmosphere Materials science is an interdisciplinary field applying the properties of matter to various areas of… …
73Radioactive waste — 2007 ISO radioactivity danger logo, designed in part for long term radioactive waste depositories which might survive into a far future time in which all knowledge of the meaning of present common radiation danger symbols and signs has been lost… …
74Optical amplifier — An optical amplifier is a device that amplifies an optical signal directly, without the need to first convert it to an electrical signal. An optical amplifier may be thought of as a laser without an optical cavity, or one in which feedback from… …
75Inductive coupling — In electrical engineering, two conductors are referred to as mutual inductively coupled or magnetically coupled [1] when they are configured such that change in current flow through one wire induces a voltage across the ends of the other wire… …
76Corrugated fiberboard — is a paper based material consisting of a fluted corrugated sheet and one or two flat linerboards. It is widely used in the manufacture of corrugated boxes and shipping containers. The corrugated medium and linerboard are made of containerboard,… …
77Charles Wheatstone — Wheatstone, drawn by Samuel Laurence in 1868 Born 6 …
78One Canada Square — A view of One Canada Square, the second tallest building in the United Kingdom. Record height Tallest in the United …
79Tiger II — For the aircraft also known as the Tiger II, see Northrop F 5. Panzerkampfwagen Tiger Ausf. B …
80Organic light-emitting diode — Demonstration of a flexible OLED device A green emitting OLED device An …
