Results 21 to 30 of about 16,464 (251)

Kinetic analysis and chemical bond breakage of bagasse pyrolysis process [PDF]

open access: yesVietnam Journal of Chemistry, 2019
AbstractIn the present study, thermogravimetric analysis was used for investigation a bagasse pyrolysis. Multi‐period models were applied for evaluation of kinetics parameter based on the TG curve. The decomposition bagasse process was undergone four periods via the breakdown of each different chemical component in a sample.
Huynh Van Nam   +3 more
openaire   +1 more source

Characterisation of Mn0.63Zn0.37Fe2O4 powders after intensive milling and subsequent thermal treatment [PDF]

open access: yesScience of Sintering, 2017
Commercial Mn-Zn powder (Mn0.63Zn0.37Fe2O4, 93 wt. % and Fe2O3 7 wt. %) was milled 0.5, 1, 2 and 4 hours in a planetary ball mill. The goal was to observe intensive milling influences on oxidation and reduction processes that will happen during ...
Labus Nebojša   +7 more
doaj   +1 more source

Grinding Aids

open access: yesKONA Powder and Particle Journal, 2014
The use of chemical additives for improving the efficiency of both wet and dry comminution is reviewed. Although such additives can affect breakage strength under general comminution conditions crack velocities are ...
Douglas W. Fuerstenau
doaj   +1 more source

A Novel PBM for Nanomilling of Drugs in a Recirculating Wet Stirred Media Mill: Impacts of Batch Size, Flow Rate, and Back-Mixing

open access: yesPharmaceutics
We examined the evolution of fenofibrate (FNB, drug) particle size distribution (PSD) during the production of nanosuspensions via wet stirred media milling (WSMM) with a cell-based population balance model (PBM).
Hamidreza Heidari   +5 more
doaj   +1 more source

The precipitation behavior and its effect on mechanical properties of cold-rolled super-ferritic stainless steels during high-temperature annealing

open access: yesJournal of Materials Research and Technology, 2021
The precipitation behavior, microstructure evolution and mechanical properties of a cold-rolled 27.6Cr–3.7Mo–2Ni ferritic stainless steel during high temperature annealing treatment were investigated.
Hui-Hu Lu   +3 more
doaj   +1 more source

Kinetics, Thermodynamics and Structure: An Analysis of Corn Starch Acetylation [PDF]

open access: yesMaterials Research
This study investigated the kinetics and thermodynamics of starch acetylation and examined the influence of the degree of substitution (DS) on the properties of acetylated starches.
Roberta Ranielle Matos de Freitas   +3 more
doaj   +1 more source

Investigating the conformational stability of prion strains through a kinetic replication model. [PDF]

open access: yesPLoS Computational Biology, 2009
Prion proteins are known to misfold into a range of different aggregated forms, showing different phenotypic and pathological states. Understanding strain specificities is an important problem in the field of prion disease.
Mattia Zampieri   +2 more
doaj   +1 more source

Robust membrane protein tweezers reveal the folding speed limit of helical membrane proteins

open access: yeseLife, 2023
Single-molecule tweezers, such as magnetic tweezers, are powerful tools for probing nm-scale structural changes in single membrane proteins under force.
Seoyoon Kim   +3 more
doaj   +1 more source

Kinetics-driven coagulation treatment of petroleum refinery effluent using land snail shells: An empirical approach to Environmental sustainability

open access: yesCleaner Chemical Engineering, 2022
Petroleum refinery effluent (PRE) containing a high concentration of colloidal particles causing turbidity is a point source pollutant. There is currently no baseline for the residual concentration of colloids in industrial effluent. In the present study,
Prosper Eguono Ovuoraye   +3 more
doaj   +1 more source

Structure‐forward targeting of claudins with synthetic binders

open access: yesFEBS Letters, EarlyView.
Claudins form the paracellular barriers between epithelial and endothelial tissues at tight junctions and are targets for molecular binders with the goal of modulating barrier permeability. Claudin‐binding molecules are relevant in drug delivery or in altering claudin interactions with disease‐causing proteins.
Alex J. Vecchio
wiley   +1 more source

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