are aligned so that
71materials science — the study of the characteristics and uses of various materials, as glass, plastics, and metals. [1960 65] * * * Study of the properties of solid materials and how those properties are determined by the material s composition and structure, both… …
72List of Warhammer 40,000: Dawn of War characters — This is a list of characters in Relic s Warhammer 40,000: Dawn of War series of video games. Contents 1 Space Marines 1.1 Chapter Master Gabriel Angelos 1.2 Librarian Isador Akios 1.3 …
73Heat capacity — Thermodynamics …
74Military of the Democratic Republic of the Congo — Armed Forces of the Democratic Republic of the Congo Forces Armées de la République Démocratique du Congo Flag of the Democratic Republic of the Congo …
75Audio crossover — A passive 2 way crossover designed to operate at loudspeaker voltages Audio crossovers are a class of electronic filter used in audio applications. Most individual loudspeaker drivers are incapable of covering the entire audio spectrum from low… …
76Transmission electron microscopy — A TEM image of the polio virus. The polio virus is 30 nm in size.[1] Transmission electron microscopy (TEM) is a microscopy technique whereby a beam of electrons is transmitted through an ultra thin specimen, interacting with the specimen as it… …
77Petroform — Petroforms, also known as boulder outlines or boulder mosaics, are human made shapes and patterns made by lining up large rocks on the open ground, often on quite level areas. Petroforms in North America were originally made by Indigenous Peoples …
78Ysandre de la Courcel — is the Queen of Terre d Ange in Jacqueline Carey s Kushiel s Legacy saga, a member of House Courcel and thereby a direct descendant of Elua. For further information on the royalty of Terre d Ange see House Courcel.During Kushiel s Dart Ysandre is …
79Methods of detecting extrasolar planets — Any planet is an extremely faint light source compared to its parent star. In addition to the intrinsic difficulty of detecting such a faint light source, the light from the parent star causes a glare that washes it out. For those reasons, only a …
80Optical 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… …
