Results 101 to 110 of about 44,939 (298)

The Role of Intraparticle Diffusion in Kinetic Model Discrimination: Proof of Concept Testing for Methanol Dehydration

open access: yesAsia-Pacific Journal of Chemical Engineering, EarlyView.
ABSTRACT The rate of a heterogeneous catalytic process may simultaneously be described by several rate equations. In this case, discrimination between the plausible kinetic models is required. An intrinsic kinetic model of a heterogeneous catalytic process may successively be discriminated by the transition from a reaction rate‐limited regime to an ...
Oleksii Zhokh   +2 more
wiley   +1 more source

Sorption Performance of Live and Heat-Inactivated Loofa-Immobilized Phanerochaete chrysosporium in Mercury Removal from Aqueous Solution [PDF]

open access: yesIranian Journal of Chemistry & Chemical Engineering, 2010
The sorption behavior of loofa-immobilized Phanerochaete chrysosporium mycelia in two forms, Live (L) and Heat-Inactivated (HIA), was studied for the removal of Hg2+ ions from aqueous solution.
Rosa Bashardoost   +3 more
doaj  

Mesoporous Silica MCM-48 as Chloramphenicol Adsorbent

open access: yesIndonesian Journal of Chemical Research, 2021
This study is aimed to determine the potential use of MCM-48 to adsorb chloramphenicol pollution. Chloramphenicol adsorption was conducted at various times contact and concentration.
Paulina Taba   +2 more
doaj  

Sandpaper Wastes as Adsorbent for the Removal of Brilliant Green and Malachite Green Dye

open access: yesActa Chimica Slovenica, 2019
Sandpaper wastes were  used as adsorbent after pyrolysis at 500 °C and calcination at 800 °C for the removal of brilliant green and malachite green cationic dye from an aqueous solution.
Yasemin İşlek Coşkun   +2 more
doaj   +1 more source

A comment on the derivation of the Langmuir isotherm for the adsorption kinetics [PDF]

open access: yes, 1991
The justification for the use of the Langmuir isotherm, basically an equilibrium relation, to relate the subsurface concentration C(t) at time t to the adsorbed surface concentration T(t) depends, in many adsorption kinetics models, on the presence of ...
Frenzen, Christopher L.
core  

PEG Alternatives in Liposomal Nanocarriers: Physicochemical Characteristics and Sustainable Process Strategies

open access: yesAsia-Pacific Journal of Chemical Engineering, EarlyView.
ABSTRACT The global trend toward sustainable and intensified bioprocesses is driving innovation in the design and scalable synthesis of liposomal nanocarriers, a cornerstone of modern drug delivery. For decades, these nanosystems have relied exclusively on polyethylene glycol (PEG) for their sustained circulation in vivo, but they are currently ...
Chandra Has
wiley   +1 more source

Surface and Optical Properties of Langmuir and LB Films of a Crown-Ether C60 Derivative

open access: yes, 1997
The Langmuir and Langmuir−Blodgett films of a benzo-18-crown-6-methanofullerene (1) were studied by spectrophotometry and Brëwster angle microscopy. The surface pressure−area isotherm of the C60 derivative (1) was obtained, and the compressibility of the
Arias, Francisco   +3 more
core   +1 more source

Preparation of MOEAMCl and MAAm Based Hydrogels and Effective Use in Anionic Dye Adsorption

open access: yesJournal of Applied Polymer Science, Volume 142, Issue 16, April 20, 2025.
ABSTRACT In this study, hydrogels based on [2‐(Methacryloyloxy)ethyl]trimethylammonium chloride (MOEAMCl) and methacrylamide (MAAm) were synthesized for the removal of anionic dyes from aqueous solutions. Following detailed characterization, the use of hydrogels for methyl orange (MO) adsorption was investigated.
Hilal Nur Duykop Demir   +3 more
wiley   +1 more source

Circular Economy‐Driven Cs/Sg/MGNPs/AC Composite for Efficient Methylene Blue Removal and Subsequent Valorization as a Urea Oxidation Electrocatalyst

open access: yesJournal of Applied Polymer Science, EarlyView.
This image is a graphical abstract for outlining the synthesis, characterization, and application of a novel composite material designed to remove toxic pollutants (specifically Methylene Blue dye; MB) from water, and its subsequent use in electrochemical applications.
Rehab Mahmoud   +6 more
wiley   +1 more source

Isolasi Kitosan Dari Tudung Jamur Merang (Vollvariella Volvaceae) Dan Aplikasinya Sebagai Absorben Logam Timbal (Pb)

open access: yesIndonesian Journal of Chemical Research, 2018
Chitosan isolated from mushroom (Vollariella volvaceae) as adsorbent of lead (Pb) metal has been done.  The isolation of chitosan was obtained 2.94% from total weight of mushroom.
Matheis F.J.D.P. Tanasale   +2 more
doaj   +1 more source

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