Results 21 to 30 of about 9,604,216 (233)

Toxicity treatment of tobacco wastes using experimental design by filamentous fungi

open access: yesHeliyon, 2021
Cigarette product waste contains toxic chemicals, including human carcinogens, which leach into and accumulate in the environment and represent a current environmental problem neglected for too long.
William Bartolomeu Medeiros   +3 more
doaj   +1 more source

Production and Characterization of Rhamnolipids Produced by Pseudomonas aeruginosa DBM 3774: Response Surface Methodology Approach

open access: yesMicroorganisms, 2022
Rhamnolipids are extensively studied biosurfactants due to their potential in many industrial applications, eco-friendly production and properties.
Olga Maťátková   +6 more
doaj   +1 more source

METODE TAGUCHI UNTUK OPTIMALISASI PRODUK PADA RANCANGAN FAKTORIAL

open access: yesMedia Statistika, 2009
Taguchi methods represent the effort quality improvement which known as off-line quality control  method because the method design quality into every appropriate process and product. Taguchi methods is represent quality repair with attempt “new” methods,
Triastuti Wuryandari   +2 more
doaj   +1 more source

Optimization of biomass pretreatments using fractional factorial experimental design

open access: yesBiotechnology for Biofuels, 2018
Background Pretreatments are one of the main bottlenecks for the lignocellulose conversion process and the search for cheaper and effective pretreatment methodologies for each biomass is a complex but fundamental task.
Camila A. Rezende   +5 more
doaj   +1 more source

A design methodology to enable sampling PLLs to synthesise fractional-N frequencies [PDF]

open access: yes, 2011
A novel design methodology is proposed to enable sampling phase-locked loops (SPLL) to synthesise fractional-N frequencies. To date, SPLL can only generate integer-N frequencies.
Xu, Tao   +2 more
core   +2 more sources

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  

Calibration of Finite Element Model of Titanium Laser Welding by Fractional Factorial Design

open access: yesJournal of Manufacturing and Materials Processing, 2022
This paper focuses on the calibration of heat source parameters to reproduce temperatures and distortions in welded joints. Specifically, the proposed methodology, which combines the Finite Element Method and Design of Experiments, is applied to ...
Ruben Escribano-García   +2 more
doaj   +1 more source

Design, analysis and presentation of factorial randomised controlled trials [PDF]

open access: yes, 2003
BackgroundThe evaluation of more than one intervention in the same randomised controlled trial can be achieved using a parallel group design. However this requires increased sample size and can be inefficient, especially if there is also interest in ...
Little Paul   +9 more
core   +2 more sources

Representation of Fractional Factorial Design in Terms of (0,1)-Matrices [PDF]

open access: yes, 1981
20 pages, 1 article*Representation of Fractional Factorial Design in Terms of (0,1)-Matrices* (Anderson, D. A.; Federer, W.
Cornell University. Dept. of Biological Statistics and Computational Biology.   +4 more
core   +6 more sources

PREPARATION OF TiO2/PERLITE COMPOSITES BY USING 23-1 FRACTIONAL FACTORIAL DESIGN

open access: yesJournal of the Turkish Chemical Society, Section A: Chemistry, 2016
Successive impregnation and calcination process was performed in order to produce TiO2/perlite composites. 23-1 fractional factorial design was first applied to optimize the production conditions of TiO2/perlite photocatalysts.
Dilek Duranoğlu
doaj   +1 more source

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