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  • Modeling
  • Anderson, M. and Jeng, F., "Adsorption Modeling with ACM: ISS CDRA Simulation," SAE Technical Paper 2002-01-2345, 2002, https://doi.org/10.4271/2002-01-2345 . (sae.org)
  • processes
  • Adsorption, ion exchange and chromatography are sorption processes in which certain adsorbates are selectively transferred from the fluid phase to the surface of insoluble, rigid particles suspended in a vessel or packed in a column. (wikipedia.org)
  • proteins
  • Note 1: Adsorption of proteins is of great importance when a material is in contact with blood or body fluids. (wikipedia.org)
  • A.C. Juriaanse, M. Booij, J. Arends and J.J. ten Bosch, The adsorption in vitro of purified salivary proteins on bovine dental enamel, Archs. (springer.com)
  • The adsorption of larger biomolecules such as proteins is of high physiological relevance, and as such they adsorb with different mechanisms than their molecular or atomic analogs. (wikipedia.org)
  • Taking this a step further, implantable devices can be coated with a bioactive material to encourage adsorption of specific proteins, fibrous capsule formation, and wound healing. (wikipedia.org)
  • coverages
  • The adsorption of a single methanol molecule and small methanol clusters on graphene is studied at various coverages. (hindawi.com)
  • Adsorption in clusters or at high coverages (less than a monolayer) is found to be preferable, with the methanol C-O axis approximately parallel to the plane of graphene. (hindawi.com)
  • For this we determine basic information about adsorbed methanol on graphene, such as the optimal orientation the interaction (adsorption) energy at various coverages and distances from graphene. (hindawi.com)
  • It is typically taken as valid for low surface coverages, and the adsorption energy being independent of the coverage (lack of inhomogeneities on the surface). (wikipedia.org)
  • process
  • Adsorption is present in many natural, physical, biological and chemical systems and is widely used in industrial applications such as heterogeneous catalysts , activated charcoal , capturing and using waste heat to provide cold water for air conditioning and other process requirements ( adsorption chillers ), synthetic resins , increasing storage capacity of carbide-derived carbons and water purification . (wikipedia.org)
  • These data are then available as input to and/or for fine-tuning of molecular dynamics simulations of the methanol adsorption process. (hindawi.com)
  • Random sequential adsorption (RSA) refers to a process where particles are randomly introduced in a system, and if they do not overlap any previously adsorbed particle, they adsorb and remain fixed for the rest of the process. (wikipedia.org)
  • The blocking process has been studied in detail in terms of the random sequential adsorption (RSA) model. (wikipedia.org)
  • The adsorption regeneration process is divided into three key elements which occur in different parts of the cell. (wikipedia.org)
  • Iron oxide adsorption is a water treatment process that is used to remove arsenic from drinking water. (wikipedia.org)
  • Iron oxide adsorption treatment for arsenic in groundwater is a commonly practiced removal process which involves the chemical treatment of arsenic species such that they adsorb onto iron oxides and create larger particles that may be filtered out of the water stream. (wikipedia.org)
  • The adsorption/bio-oxidation process is a two-stage modification of the activated sludge process used for wastewater treatment. (wikipedia.org)
  • Adsorption/bio-oxidation process was invented in the mid-1970s by the professor of the RWTH Aachen University Botho Böhnke. (wikipedia.org)
  • In 1977 Böhnke published his first article on adsorption/bio-oxidation process. (wikipedia.org)
  • The A-stage, or adsorption stage is the most innovative component of the process. (wikipedia.org)
  • chlorine
  • NaOCl is usually added for disinfection although it may be used in this case towards the objectives of a distribution system free chlorine residual of 1 mg/L and the oxidation of aqueous As(III) to As(V), and aqueous iron Fe+2 to Fe+3, which will bond with hydroxide for further adsorption. (wikipedia.org)
  • graphene
  • The adsorption energies and orientation of methanol on graphene are determined from first-principles density functional calculations. (hindawi.com)
  • The adsorption energies calculated with vdW-DF are compared with previous DFT-D and MP2-based calculations for single methanol adsorption on flakes of graphene (polycyclic aromatic hydrocarbons). (hindawi.com)
  • In this paper, we calculate by first-principles density functional theory (DFT) the adsorption energy of methanol on graphite at various degrees of coverage (less than one molecular monolayer) and we determine the distance from and the optimal angle of the methanol molecule C-O axis with the plane of graphene. (hindawi.com)
  • Previously, the adsorption energies of methanol from graphene or flakes of graphene were calculated [ 7 ] by the semiempirical theory method DFT-D [ 8 ]. (hindawi.com)
  • In the study [ 7 ] the adsorption of methanol on to very small flakes of graphene-benzene and coronene-was also calculated by the higher-accuracy correlation method second-order Møller-Plesset perturbation theory (MP2). (hindawi.com)
  • A novel quaternized-chitosan-modified reduced graphene oxide (HACC-RGO) combined the adsorption advantages of RGO and 2-Hydroxypropyltrimethyl ammonium chloride chitosan (HACC). (springer.com)
  • displaystyle
  • T c {\displaystyle T_{c}} is the critical temperature) Observations of supercritical adsorption reported before 1930 was covered in studies by McBain and Britton. (wikipedia.org)
  • The volume of the connecting tube between the adsorption cell and valve is divided into two parts: one part with volume V t {\displaystyle V_{t}} with same temperature as the reference cell. (wikipedia.org)
  • The formula for calculating the sodium adsorption ratio (SAR) is: SAR = N a + 1 2 ( C a 2 + + M g 2 + ) {\displaystyle {\text{SAR}}={\frac {Na^{+}}{\sqrt {{\tfrac {1}{2}}({Ca^{2+}+Mg^{2+}})}}}} where sodium, calcium, and magnesium concentrations are expressed in milliequivalents/liter. (wikipedia.org)
  • In the case of pronounced adsorption it is advisable to choose x ′ {\displaystyle x'} close to the right border of the transition region. (wikipedia.org)
  • separation
  • Vacuum swing adsorption (VSA) is a non-cryogenic gas separation technology. (wikipedia.org)
  • VSA differs from cryogenic distillation techniques of gas separation as well as pressure swing adsorption (PSA) techniques because it operates at near-ambient temperatures and pressures. (wikipedia.org)
  • ratio
  • The Sodium adsorption ratio (SAR) is an irrigation water quality parameter used in the management of sodium-affected soils. (wikipedia.org)
  • Although SAR is only one factor in determining the suitability of water for irrigation, in general, the higher the sodium adsorption ratio, the less suitable the water is for irrigation. (wikipedia.org)
  • Irrigation using water with high sodium adsorption ratio may require soil amendments to prevent long-term damage to the soil. (wikipedia.org)
  • The effect of potassium can be similarly treated by means of the potassium adsorption ratio (PAR). (wikipedia.org)
  • solvent
  • The primary mechanisms by which the solvent affects the adsorption characteristics of the surface-polymer interface are the dielectric effect of the solvent, the steric attraction or repulsion facilitated by the chemical nature of or species in the solvent, and its temperature. (wikipedia.org)
  • oxide
  • The adsorption of phosphonylated polyphenylene oxide onto hydroxyapatite was investigated as a basis for biomedical applications involving surface modification of teeth and bone. (springer.com)
  • mechanism
  • These results can be explained by an adsorption mechanism that is controlled by the degree of charge neutralization along the polymer chain. (springer.com)
  • This fundamental law determines the different adsorption mechanism for the subcritical and supercritical regions. (wikipedia.org)
  • Characteristics
  • The recent scientific literature concerning gas adsorption in nanocarbons, however, is affected by a significant variation in the experimental data, mainly due to the different characteristics of the investigated samples arising from the variety of the synthesis techniques used and their reproducibility. (hindawi.com)
  • pressure
  • The primary separating steps are performed using a sour pressure swing adsorption (SPSA) system, followed by an acid gas enrichment system and a sulfur removal unit. (osti.gov)
  • The decisive factor in such a classification of adsorption is merely temperature, irrespective of pressure. (wikipedia.org)
  • properties
  • As a result of its properties Nyex can undergo quick adsorption and fast electrochemical regeneration in a combined adsorption-electrochemical regeneration cell achieving 100% regeneration efficiency. (wikipedia.org)
  • species
  • Ethylene adsorption at 300 K on Pt/Au/SiO 2 produced π‐bonded, di‐σ‐bonded, and ethylidyne species with an initial heat of 140 kJ/mol, compared to a heat of 157 kJ/mol for Pt/SiO 2 on which only ethylidyne species formed. (springer.com)
  • Suitable
  • For studies of atmospheric (water) ice formation and interstellar (methanol) ice formation the graphite surface is found to be a suitable model for the particles on which the ice forms [ 3 , 4 ], further motivating our study of methanol adsorption on graphite. (hindawi.com)