core of an insulator
41Submarine communications cable — A cross section of a submarine communications cable. 1 Polyethylene 2 Mylar tape 3 Stranded steel wires 4 Aluminium water barrier 5 Polycarbonate 6 Copper or aluminium tube 7 Petroleum jelly 8 Optical fib …
42amorphous solid — ▪ physics Introduction any noncrystalline solid in which the atoms and molecules are not organized in a definite lattice pattern. Such solids include glass, plastic, and gel. Solids and liquids (liquid) are both forms of condensed… …
43Chromatin — The major structures in DNA compaction; DNA, the nucleosome, the 10nm beads on a string fibre, the 30nm fibre and the metaphase chromosome Chromatin is the combination of DNA and proteins that make up the contents of the nucleus of a cell. The… …
44Transformer — This article is about the electrical device. For the toy line franchise, see Transformers. For other uses, see Transformer (disambiguation). Pole mounted distribution transformer with center tapped secondary winding. This type of transformer is… …
45Nucleosome — Nucleosomes are the basic unit of DNA packaging in eukaryotes, consisting of a segment of DNA wound around a histone protein core.[1] This structure is often compared to thread wrapped around a spool.[2] Nucleosomes form the fundamental repeating …
46Turion 64 X2 — is AMD s 64 bit dual core mobile CPU, intended to compete with Intel s Core and Core 2 CPUs. The Turion 64 X2 was launched on May 17, 2006 [cite web|url=http://www.amd.com/us en/Corporate/VirtualPressRoom/0,,51 104 543 108456,00.html|title=AMD… …
47arts, East Asian — Introduction music and visual and performing arts of China, Korea, and Japan. The literatures of these countries are covered in the articles Chinese literature, Korean literature, and Japanese literature. Some studies of East Asia… …
48Advanced Micro Devices — Infobox Company company name=Advanced Micro Devices, Inc. company logo= company type=Public (nyse|AMD) foundation=1969 founder=W. Jerry Sanders III Edwin J. Turney Additional co founders location city=Sunnyvale, California, US key people=Derrick… …
49Integrated circuit — Silicon chip redirects here. For the electronics magazine, see Silicon Chip. Integrated circuit from an EPROM memory microchip showing the memory blocks, the supporting circuitry and the fine silver wires which connect the integrated circuit die… …
50Heat transfer — is a discipline of thermal engineering that concerns the exchange of thermal energy from one physical system to another. Heat transfer is classified into various mechanisms, such as heat conduction, convection, thermal radiation, and phase change …
