cylindrical reflector
41Magnox — Schematic diagram of a Magnox nuclear reactor showing gas flow. Note that the heat exchanger is outside the concrete radiation shielding. This represents an early Magnox design with a cylindrical, steel, pressure vessel. For other uses of the… …
42Apollo Command/Service Module — Apollo CSM The Apollo 15 CSM in lunar orbit Description Role: Earth and Lunar Orbit Crew: 3; CDR, CM pilot, LM pilot Dimensions Height: 36.2 ft 11.03 m …
434C Array — Infobox Telescope name = 4C Array caption = organization = Mullard Radio Astronomy Observatory location = Lord s Bridge, nr. Cambridge, England coords = coord|52.164147|N|0.033174|W|display=inline,title altitude = weather = wavelength = 1.7m… …
44Mayo Beach Light — the second Mayo Beach Light (USCG) Location Mayo Beach on Cape Cod Coordinates …
45Metamaterial antenna — This Z antenna tested at the National Institute of Standards and Technology is smaller than a standard antenna with comparable properties. Its high efficiency is derived from the Z element inside the square that acts as a metamaterial, greatly… …
46telescope — I. noun Usage: often attributive Etymology: New Latin telescopium, from Greek tēleskopos farseeing, from tēle tele + skopos watcher; akin to Greek skopein to look more at spy Date: 1648 1. a usually tubular optical instrument for viewing distant… …
47Radioactive 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… …
48Fusion power — The Sun is a natural fusion reactor. Fusion power is the power generated by nuclear fusion processes. In fusion reactions two light atomic nuclei fuse together to form a heavier nucleus (in contrast with fission power). In doing so they release a …
49Microphone — For the indie film, see Microphone (film). Microphones redirects here. For the indie band, see The Microphones. A …
50Subaru (telescope) — Infobox Telescope bgcolour = name = Subaru Telescope caption = The Subaru at sunset organization = National Astronomical Observatory of Japan location = Mauna Kea, Hawaii coords = altitude = weather = wavelength = Optical/IR built = Completed… …
