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• Fallout shelter
  ...blocked using water cans, such as bottles of water. While water only has a density which is one tenth that of lead, it is still able to absorb gamma rays. ...lpha rays, but internal exposure will tend to do less damage because the [[linear energy transfer|LET]] is lower.
  24 KB (3,899 words) - 19:58, 11 June 2010
• Ship gun fire-control systems
  ...elocity of the projectiles fired out of the battery's gun barrels, and air density. With all this information, the rangekeeper calculated the relative motion ...d of the mechanical one of earlier machines, and multiplied with precision linear potentiometers. However, it still had disc/roller integrators as well as sh
  54 KB (8,488 words) - 21:31, 2 July 2010
• Sodium nitroprusside
  | Density = ...[[symmetry group|molecular symmetry]] is C_4v. [[Metal nitrosyl|Linear nitrosyl ligands]] are assigned a single positive charge, thus the iron is
  9 KB (1,095 words) - 16:48, 27 September 2010
• Nitrous oxide
  | Density = 1.977 g/L (gas) | MolShape = linear, ''C''_∞v
  61 KB (8,728 words) - 16:50, 27 September 2010
• Mercury (element)
  ...-mercury.jpg|thumb|left|A [[One pound (British decimal coin)|pound coin]] (density ~7.6 g/cm³) floats in mercury due to the combination of the buoy ...s mercury a liquid at STP?}}</ref> At the melting point (−38.86 °C) its density is<ref name="GenChem Textbook">{{cite journal|title=Macroscopic Properties
  69 KB (10,077 words) - 21:35, 20 September 2010
• Orthotropic material
  ...ve relation]]s. A large class of physical behaviors can be represented by linear material models that take the form of a second-order [[tensor]]. The mater == Orthotropy in linear elasticity ==
  23 KB (2,910 words) - 10:07, 20 September 2010
• Spherulite (polymer physics)
  ...pherulites are composed of highly ordered lamellae, which result in higher density, hardness, but also brittleness of the spherulites as compared to disordere If a molten linear polymer (such as [[polyethylene]]) is cooled down rapidly, then the orienta
  9 KB (1,348 words) - 10:09, 20 September 2010
• Polymer nanocomposite
  ...T_g (D, 0) ∝ 1/D and some more models relating specific heat, density and thermal expansion are used to obtain the experimental results on nanopo ...lled independently and a burst release is usually the case, whereas a more linear release is required. Let us now consider future aspects in this field.
  15 KB (2,273 words) - 10:09, 20 September 2010
• Polybutylene
  | Density=0.95 g/cm³<ref name=b2>{{cite book|url=http://books.google.com/? ...ng supported [[Ziegler-Natta catalyst]]s. PB-1 is a high molecular weight, linear, [[Tacticity#Isotactic_polymers|isotactic]], and [[Crystallization of polym
  12 KB (1,699 words) - 10:09, 20 September 2010
• Shape memory polymer
  ...mation with maximum entropy, and is the most likely state for an amorphous linear polymer chain. This relationship is represented mathematically as ''k''&nbs ====Linear block copolymers====
  21 KB (2,974 words) - 10:09, 20 September 2010
• Biopolymer
  [[Image:Single Polymer Chains AFM.jpg|right|thumb|350px|Linear polymer chains imaged by [[atomic force microscopy]]. Chain [[contour lengt ...mers are often difficult with regards to convention. Sugar polymers can be linear or branched are typically joined with [[glycosidic bond]]s. However, the ex
  68 KB (9,959 words) - 10:10, 20 September 2010
• Polymer characterization
  ...t can be found. Copolymers with short chain branching such as [[linear low-density polyethylene]] (a copolymer of ethylene and a higher alkene such as hexene
  4 KB (482 words) - 10:10, 20 September 2010
• Thermoset polymer matrices
  * Relative Density 1.6-2.0 * Linear expansion (10^-6 in./in./°C) 11-50
  10 KB (1,378 words) - 10:10, 20 September 2010
• Polyethylene terephthalate
  | Density = 1.4 g/cm³ (20&nbsp;°C),<ref name="GESTIS">{{GESTIS|ZVG=530566 | [[Coefficient of thermal expansion|linear expansion coefficient (α)]]
  43 KB (6,272 words) - 10:11, 20 September 2010
• Polymer
  [[Image:Single Polymer Chains AFM.jpg|right|thumb|175px|Appearance of real linear polymer chains as ...name="PP6">Rubinstein, p. 6</ref> The simplest polymer architecture is a ''linear'' chain: a single backbone with no branches. A related unbranching architec
  45 KB (6,501 words) - 10:11, 20 September 2010
• Coordination polymers
  ...of lone pairs of electrons on the ligand with the regions of low electron density on the cationic metal ion.<ref name="Fromm" /> Crystals of coordination po ...fficult in part because of the complex effect of environment on [[electron density]] distribution.<ref name="Bernstein">{{cite book|last=Bernstein |first=Jere
  23 KB (3,302 words) - 10:11, 20 September 2010
• Polycarbonate
  <tr><td>[[Density|Density (ρ)]]</td><td>1.20–1.22 g/cm³</td></tr> ...td>[[Coefficient of thermal expansion#Linear thermal expansion coefficient|Linear thermal expansion coefficient (α)]]</td><td>65–70 × 10⁻⁶/[
  20 KB (2,772 words) - 10:11, 20 September 2010
• Crystallization of polymers
  ...e classified as semicrystalline. Examples of semi-crystalline polymers are linear [[polyethylene]] (PE), [[polytetrafluoroethylene]] (PTFE) or [[tacticity|is ...esults in the highest degree of polymer crystallinity. For example, highly linear polyethylene can form platelet-like single crystals with a thickness on the
  18 KB (2,533 words) - 10:11, 20 September 2010
• Polyethylene
  ...lene is classified into several different categories based mostly on its [[density]] and [[Branching (chemistry)|branching]]. The mechanical properties of P *[[High density polyethylene]] (HDPE)
  20 KB (2,802 words) - 10:11, 20 September 2010
• Petroleum
  Due to its high [[energy density]], easy [[transport]]ability and [[oil reserves|relative abundance]], oil h ...erent [[hydrocarbon]]s; the most commonly found molecules are [[alkane]]s (linear or branched), [[cycloalkane]]s, [[aromatic hydrocarbon]]s, or more complica
  69 KB (9,885 words) - 10:12, 20 September 2010

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