• Ceiling temperature ( T c {\displaystyle T_{c}} ) is a measure of the tendency of a polymer to revert to its constituent monomers. When a polymer is at...
    6 KB (753 words) - 13:17, 25 May 2025
  • tendency of polymers to depolymerize is indicated by their ceiling temperature. At this temperature, the enthalpy of polymerization matches the entropy gained...
    5 KB (334 words) - 16:05, 21 April 2025
  • Thumbnail for Steric effects
    substituent favors the equatorial position gives a measure of its bulk. Ceiling temperature ( T c {\displaystyle T_{c}} ) is a measure of the steric properties...
    11 KB (993 words) - 10:27, 15 March 2025
  • Thumbnail for Fire sprinkler
    indicates the maximum ceiling temperature, nominal operating temperature of the sprinkler, color of the bulb or link and the temperature classification. There...
    22 KB (2,345 words) - 03:52, 5 May 2025
  • viscous at higher temperatures which makes injection moulding easier and faster, but thermal degradation places a ceiling temperature on this. Polymer...
    7 KB (813 words) - 04:35, 20 August 2024
  • Thumbnail for Ceiling fan
    A ceiling fan is a fan mounted on the ceiling of a room or space, usually electrically powered, that uses hub-mounted rotating blades to circulate air...
    59 KB (8,564 words) - 02:34, 30 May 2025
  • Depolymerizable polymers or Low-Ceiling Temperature Polymers refer to polymeric materials that can undergo depolymerization to revert the materials to...
    4 KB (450 words) - 01:29, 27 May 2025
  • Thumbnail for Ceiling (aeronautics)
    ceiling varies with the air temperature and, overall, the aircraft weight (usually calculated at MTOW). Aerodynamic ceiling "10: Climb Performance". Pilot's...
    5 KB (649 words) - 18:29, 1 December 2024
  • Thumbnail for Frederick Dainton, Baron Dainton
    Cambridge. In polymer chemistry he explained the thermodynamics of the ceiling temperature of depolymerizable polymers in 1948. In 1950 Dainton was appointed...
    10 KB (828 words) - 14:46, 25 September 2024
  • Thumbnail for Radiant heating and cooling
    hydronic Wall heating systems Radiant ceiling panels Underfloor and wall heating systems often are called low-temperature systems. Since their heating surface...
    46 KB (5,084 words) - 14:46, 23 May 2025
  • poly(α-methylstyrene), is unstable, being characterized by a low ceiling temperature of 65°C. The American Conference of Governmental Industrial Hygienists...
    5 KB (356 words) - 14:57, 24 March 2025
  • Thumbnail for Heating, ventilation, and air conditioning
    needs. In summer, ceiling fans and table/floor fans circulate air within a room for the purpose of reducing the perceived temperature by increasing evaporation...
    59 KB (7,006 words) - 00:03, 30 May 2025
  • possible only when [M]0 > [M]eq. Eventually, at or above the so-called ceiling temperature (Tc), at which [M]eq = [M]0, formation of the high polymer does not...
    21 KB (2,367 words) - 06:43, 18 February 2025
  • factor. Higher temperatures can also affect the chemical stability of the polymer and thus its use properties. If a polymer's ceiling temperature is exceeded...
    10 KB (1,102 words) - 17:31, 13 May 2024
  • Thumbnail for Polymer degradation
    maintain the quality of the product. As polymers approach their ceiling temperature, thermal degradation gives way to complete decomposition. Certain...
    41 KB (4,492 words) - 12:36, 24 March 2025
  • Thumbnail for Terpene
    alkenes. Di- and trisubstituted alkenes resist polymerization (low ceiling temperatures) but are susceptible to acid-induced carbocation formation. Selected...
    32 KB (3,491 words) - 14:47, 24 May 2025
  • chains which are linear. The linear polymers produced can have low ceiling temperatures, hence end-capping of the polymer chains is often necessary to prevent...
    22 KB (2,638 words) - 11:12, 10 December 2024
  • Thumbnail for Thermal destratification
    (typically increasing) air temperatures from floor to ceiling. Stratification is caused by hot air rising up to the ceiling or roof space because it is...
    10 KB (1,248 words) - 18:28, 9 March 2024
  • Thumbnail for Coffin corner (aerodynamics)
    Coffin corner (also known as the aerodynamic ceiling or Q corner) is the region of flight where a fast but subsonic fixed-wing aircraft's stall speed...
    11 KB (1,523 words) - 20:14, 17 February 2025
  • Thumbnail for Radical polymerization
    certain temperature, the polymerization reaches equilibrium (rate of polymerization = rate of depolymerization). This temperature is called the ceiling temperature...
    46 KB (5,475 words) - 22:45, 20 January 2025
  • Thumbnail for Thermal comfort
    and loss, namely metabolic rate, clothing insulation, air temperature, mean radiant temperature, air speed and relative humidity. Psychological parameters...
    74 KB (9,467 words) - 06:37, 28 May 2025
  • Thumbnail for Stalagmite
    water and temperatures are suitable. Ice stalagmites are more common than their stalactite counterparts because warmer air rises to the ceilings of caves...
    11 KB (1,249 words) - 21:42, 23 April 2025
  • Thumbnail for Capillary tube mat
    cassette ceilings and in suspended plasterboard ceilings. The transmitted cooling performances for the different versions, at a temperature difference...
    8 KB (1,133 words) - 11:25, 6 August 2024
  • PMID 13866488. Dumbell, K. R.; Bedson, H. S. (June 1964). "The use of ceiling temperature and reactivation in the isolation of pox virus hybrids". The Journal...
    13 KB (1,205 words) - 01:24, 3 August 2024
  • chain-growth polymerization method. It is a white brittle solid with a low ceiling temperature and significant self-immolative properties. It has gathered significant...
    41 KB (4,686 words) - 15:29, 22 May 2025
  • The concept of mean radiant temperature (MRT) is used to quantify the exchange of radiant heat between a human and their surrounding environment, with...
    12 KB (1,693 words) - 05:12, 14 January 2025
  • of furniture can produce a layer of hot smoke, which spreads across the ceiling in the room. The hot buoyant smoke layer grows in depth, as it is bounded...
    7 KB (899 words) - 20:05, 9 February 2025
  • Thumbnail for Air conditioning
    space above dropped ceilings and a lower structural impact, while also allowing for more individual and independent temperature control of spaces. The...
    98 KB (10,242 words) - 05:38, 23 May 2025
  • walls and ceilings. It may lead to phenomena such as houses feeling cooler in the winter and warmer in the summer at the same temperature. For example...
    4 KB (735 words) - 05:44, 4 March 2024
  • Thumbnail for Architectural lighting design
    from ceiling to floor and flatly illuminates the wall Different types of electric lighting have vastly differing efficacy and color temperature: *Color...
    39 KB (3,988 words) - 10:51, 21 May 2025