• thermodynamics of adsorption can be used to understand the driving forces for adsorption. To measure the thermodynamics of polymer surfaces, contact angles...
    23 KB (3,145 words) - 12:36, 8 April 2024
  • Thumbnail for Adsorption
    electrostatic attraction. The nature of the adsorption can affect the structure of the adsorbed species. For example, polymer physisorption from solution can result...
    54 KB (7,115 words) - 18:00, 13 May 2024
  • Thumbnail for Polymer
    to Polymers. Ideal chain Catenation Inorganic polymer Important publications in polymer chemistry Oligomer Polymer adsorption Polymer classes Polymer engineering...
    72 KB (7,697 words) - 07:23, 25 March 2024
  • Thumbnail for Polytetrafluoroethylene
    waterproof fabric Magnesium/Teflon/Viton, pyrolant thermite composition Polymer adsorption Superhydrophobic coating Surface treatment of PTFE Dielectric. Bulk...
    55 KB (5,811 words) - 22:34, 12 May 2024
  • Thumbnail for Graft polymer
    composite. The picture labeled "graft polymer" shows how grafted chains of species B are covalently bonded to polymer species A. Although the side chains...
    21 KB (2,375 words) - 07:06, 12 December 2022
  • mechano-bactericidal effect. In 2020 researchers combined cationic polymer adsorption and femtosecond laser surface structuring to generate a bactericidal...
    10 KB (1,088 words) - 22:28, 3 April 2024
  • Thumbnail for Activated carbon
    surface area available for adsorption or chemical reactions that can be thought of as a microscopic "sponge" structure. (Adsorption, not to be confused with...
    70 KB (7,967 words) - 19:31, 2 May 2024
  • Adsorption (not to be mistaken for absorption) is the accumulation and adhesion of molecules, atoms, ions, or larger particles to a surface, but without...
    35 KB (4,459 words) - 06:40, 5 May 2024
  • Thumbnail for Polyethylenimine
    Polyethylenimine (category Polymers)
    on the CO2 adsorption capacity as well as the CO2/O2 and CO2/N2 adsorption selectivity of several MCM-41-PEI materials with PEI polymers. Also, PEI impregnation...
    22 KB (2,397 words) - 19:59, 25 November 2023
  • Adsorption of polyelectrolytes on solid substrates is a surface phenomenon where long-chained polymer molecules with charged groups (dubbed polyelectrolytes)...
    20 KB (2,484 words) - 03:51, 4 September 2023
  • Thumbnail for Nanofiber
    generated from different polymers and hence have different physical properties and application potentials. Examples of natural polymers include collagen, cellulose...
    61 KB (6,861 words) - 21:28, 8 May 2024
  • various polymers. These methods can be divided into non-covalent and covalent strategies. Non-covalent CNT modification involves the adsorption or wrapping...
    14 KB (1,726 words) - 09:09, 18 September 2023
  • Thumbnail for Coordination polymer
    polymer is an inorganic or organometallic polymer structure containing metal cation centers linked by ligands. More formally a coordination polymer is...
    22 KB (2,567 words) - 18:56, 10 January 2024
  • volume), their adsorption density is self-limiting. The radius of gyration of the polymer therefore is the limiting factor in the number of polymer chains that...
    19 KB (2,314 words) - 17:18, 17 December 2022
  • Thumbnail for Copolymer
    In polymer chemistry, a copolymer is a polymer derived from more than one species of monomer. The polymerization of monomers into copolymers is called...
    37 KB (4,267 words) - 18:01, 27 April 2024
  • methods in common use are pressure swing adsorption and membrane gas separation. Pressure swing adsorption (PSA) oxygen concentrators use a molecular...
    25 KB (3,102 words) - 03:47, 24 April 2024
  • feedstock and separate it from other components of air using pressure swing adsorption or membrane separation techniques. Such plants are distinct from cryogenic...
    10 KB (1,317 words) - 19:39, 21 March 2024
  • Thumbnail for Sodium polyacrylate
    and has broad applications in consumer products. This super-absorbent polymer (SAP) has the ability to absorb 100 to 1000 times its mass in water. Sodium...
    33 KB (3,740 words) - 18:43, 14 March 2024
  • Thumbnail for Random sequential adsorption
    (1996). "Kinetics and jamming coverage in a random sequential adsorption of polymer chains". Phys. Rev. Lett. 77 (9): 1773–1776. arXiv:cond-mat/9605038...
    32 KB (2,514 words) - 17:48, 11 January 2024
  • are superparamagnetic spherical polymer particles with a uniform size and a consistent, defined surface for the adsorption or coupling of various bioreactive...
    5 KB (520 words) - 15:49, 31 January 2024
  • Thumbnail for Surface chemistry of neural implants
    Intracranial electrodes consist of conductive electrode arrays implanted on a polymer or silicon, or a wire electrode with an exposed tip and insulation everywhere...
    35 KB (4,456 words) - 22:54, 18 August 2023
  • Thumbnail for Heterogeneous catalysis
    tons of ammonia were produced in 2016. Adsorption is an essential step in heterogeneous catalysis. Adsorption is the process by which a gas (or solution)...
    30 KB (3,239 words) - 17:48, 10 January 2024
  • Thumbnail for Proton-exchange membrane fuel cell
    Proton-exchange membrane fuel cells (PEMFC), also known as polymer electrolyte membrane (PEM) fuel cells, are a type of fuel cell being developed mainly...
    60 KB (7,902 words) - 15:56, 15 February 2024
  • class of polymers consists of natural polymers with inherent antimicrobial activity and polymers modified to exhibit antimicrobial activity. Polymers are generally...
    50 KB (5,506 words) - 14:34, 3 December 2023
  • Thumbnail for Foreign body reaction
    carboxybetaine, and phosphorylcholine. Zwitterionic polymers have the ability to reduce nonspecific adsorption of proteins and cells at biological interfaces...
    21 KB (2,140 words) - 01:30, 15 April 2024
  • Thumbnail for Hadean zircon
    "Communication: Thermodynamic analysis of critical conditions of polymer adsorption". The Journal of Chemical Physics, 139(20), The Journal of Chemical...
    44 KB (3,785 words) - 15:55, 27 September 2023
  • Thumbnail for Metal–organic framework
    Metal–organic frameworks (MOFs) are a class of porous polymers consisting of metal clusters (also known as Secondary Building Units - SBUs) coordinated...
    176 KB (21,288 words) - 12:51, 1 May 2024
  • Thumbnail for Nitrogen generator
    stations are stationary or mobile air-to-nitrogen production complexes. The adsorption gas separation process in nitrogen generators is based on the phenomenon...
    13 KB (1,602 words) - 12:25, 9 January 2024
  • Thumbnail for Membrane gas separation
    synthetic membranes made from polymers such as polyamide or cellulose acetate, or from ceramic materials. While polymeric membranes are economical and...
    45 KB (6,235 words) - 15:36, 26 April 2024
  • imprinted polymer (MIP) is a polymer that has been processed using the molecular imprinting technique which leaves cavities in the polymer matrix with...
    38 KB (4,672 words) - 11:27, 7 November 2023