Results 31 to 40 of about 12,781,850 (371)

Optimization of pressurized liquid extraction using a multivariate chemometric approach and comparison of solid phase extraction cleanup steps for the determination of polycyclic aromatic hydrocarbons in mosses [PDF]

open access: yes, 2012
A factorial design was used to optimize the extraction of polycyclic aromatic hydrocarbons (PAHs) from mosses, plants used as biomonitors of air pollution.
Foan, Louise, Simon, Valérie
core   +3 more sources

Eksperimen Optimasi Kekerasan Paduan Kuningan dengan Metode Desain Faktorial 33

open access: yesOPSI, 2019
Brass material is widely used by SME industries in Indonesia including the gamelan industry, the pottery industry, and the handicraft industry. This research aims to improve the quality of brass material which is a combination of copper and nickel ...
Novira Dwi Rahma   +3 more
doaj   +1 more source

Experimental Investigations of Hole - EDM to Optimize ElectrodeWear through Full Factorial of Design of Experiment [PDF]

open access: yesEngineering and Technology Journal, 2015
Electrical discharge machining (EDM) is a process where the material removal of the workpiece is achieved through high frequency sparks between the tool (electrode) and the workpiece immersed into the dielectric solution.
Shukry H. Aghdeab, Laith A. Mohammed
doaj   +1 more source

Screening of Medium Compositions for Recombinant Lipase Production via Two-level Fractional Factorial Design

open access: yesJournal of Academia, 2021
The increasing demand for natural producing protein such as lipase in the food and detergent industries had been in great concern for the past decades. Therefore, the production of recombinant lipase may serve as an alternative.
Wan Siti Atikah Wan Omar   +1 more
doaj  

Formulation, evaluation and optimization of sustained release matrix tablets of captopril

open access: yesJournal of Pharmacy and Bioallied Sciences, 2012
Sustained release matrix tablet is a delivery system by which the drug can be delivered at a controlled rate for long period of time. The present study aims at formulation, evaluation and optimization of captopril matrix tablets.
V Pinank Pandya   +2 more
doaj   +1 more source

Fraction Factorial Design of a Novel Semi-Transparent Layer for Applications on Solar Roads

open access: yes, 2020
Solar roads are transportation infrastructures able both to generate electricity thanks to solar cells placed under a semi-transparent layer and to ensure heavy traffic circulation.
D. Vizzari   +4 more
semanticscholar   +1 more source

Estudo das Propriedades do Pseudofruto do Cajueiro na Adsorção de Cr (VI)

open access: yesOrbital: The Electronic Journal of Chemistry, 2013
In this study, the Cr (VI) adsorption properties by cashew (Anacardium occidentale L.) were studied in a batch system. The effects of pH (5.0 and 7.0), drying process – S (oven-dried and lyophilized), particle size – P (0.10 – 0.25 and 0.25 – 0.84 mm ...
Thiago C. Medeiros   +3 more
doaj   +1 more source

Experimental Investigations of Hole - EDM to Optimize Electrode Wear through Full Factorial of Design of Experiment [PDF]

open access: yesEngineering and Technology Journal, 2013
Electrical discharge machining (EDM) is a process where the material removal of the workpiece is achieved through high frequency sparks between the tool (electrode) and the workpiece immersed into the dielectric solution.
Shukry H. Aghdeab, Laith A. Mohammed
doaj   +1 more source

Serial factorial design

open access: yesBiometrika, 1968
SUMMARY Serial factorial designs are designs for long-term experiments with one or more basic treatments repeated as separate factors every year. The designs are cyclic, with essentially the same structure in any period of successive years. For example, three rates of a single basic treatment (e.g.
openaire   +2 more sources

Design and analysis of fractional factorial experiments from the viewpoint of computational algebraic statistics

open access: yes, 2010
We give an expository review of applications of computational algebraic statistics to design and analysis of fractional factorial experiments based on our recent works.
Adams W. W.   +19 more
core   +2 more sources

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