Results 41 to 50 of about 47,788 (297)

Central composite design for the removal of copper by an Adansonia digitata

open access: yesDesalination and Water Treatment
Biosorption, an alternative to traditional methods such as precipitation, ion exchange, electrochemical treatment, and evaporative recovery, is being considered as a potential means for removing heavy toxic metals from waste solution.
Naveen Prasad   +6 more
doaj   +1 more source

Optimization of cellobiohydrolase production and secretome analysis of Trametes villosa LBM 033 suitable for lignocellulosic bioconversion [PDF]

open access: yes, 2019
The production of bioethanol from lignocellulosic biomass comprises the enzymatic hydrolysis of lignocellulosic structures by three major cellulases. Among them, cellobiohydrolases are considered to be key enzymes playing a significant role on cellulose ...
Burgos Fonseca, María Isabel   +6 more
core   +2 more sources

Investigation of biomass productivity from Nannochloropsis gaditana via response surface methodology using MATLAB

open access: yesEnergy Reports, 2020
This study aimed to investigate biomass productivity to produce bioethanol from Nannochloropsis gaditana grown in Johnson’s medium including different concentrations of macronutrients. For this study, we prepared various concentrations of KNO3(0.1–2 g/L),
Aytun Onay
doaj   +1 more source

Effects of missing observations on predictive capability of central composite designs

open access: yes, 2014
Quite often in experimental work, many situations arise where some observations are lost or become unavailable due to some accidents or cost constraints.
Adebayo, Bamiduro Timothy   +3 more
core   +1 more source

Optimal Extraction of Fibre Optic Spectroscopy [PDF]

open access: yes, 2009
We report an optimal extraction methodology, for the reduction of multi-object fibre spectroscopy data, operating in the regime of tightly packed (and hence significantly overlapping) fibre profiles.
Hill   +9 more
core   +1 more source

OPTIMIZATION OF SPRAY DRYING PROCESS USING CENTRAL COMPOSITE DESIGN (CCD)

open access: yesJournal of Applied Pharmacy, 2014
Spray-drying process was used for the development of drug complex with β-CD (β-cyclodextrin). The purpose of this research was to investigate the effects of formulation and process variables on the resulting powder characteristics in order to optimize them. A face-centered central composite design was applied to optimize the spray drying process on a
openaire   +2 more sources

Influence of an Argon/Silane Atmosphere on the Temperature of a Thermal Plasma

open access: yesAdvanced Engineering Materials, EarlyView.
The influence of a silane‐doped argon atmosphere on the chemical composition and temperature of a thermal nontransferring argon plasma is investigated using optical emission spectroscopy. As a result of the high amount of free electrons resulting from the stepwise ionization and dissociation of the silane molecule, even a silane addition of 0.01 vol ...
Lena Kreie   +4 more
wiley   +1 more source

Effect of light and temperature on carotenogenesis by rhodotorula mucilaginosa. [PDF]

open access: yes, 2018
The present work had the objective of studying the effect of temperature and light on the production of carotenoids by wild Rhodotorula mucilaginosa, isolated in Brazil, using central composite design (CCD)
MALDONADE, I. R.   +2 more
core  

Enhancing Strength and Electrical Conductivity in Al–Zr–Sc Conductor Alloys Through Sn and Sr Microalloying and Two‐Step Aging Treatment

open access: yesAdvanced Engineering Materials, EarlyView.
Trace additions of Sn and Sr combined with a two‐step aging treatment are shown to enhance the microstructure and performance of Al–Zr–Sc conductor alloys. Strength and electrical conductivity increase concurrently through accelerated precipitation of fine Al3(Sc, Zr) precipitates and improved dislocation resistance, offering a cost‐effective pathway ...
Quan Shao   +3 more
wiley   +1 more source

Expansion of the whole wheat flour extrusion [PDF]

open access: yes, 2008
A new model framework is proposed to describe the expansion of extrudates with extruder operating conditions based on dimensional analysis principle. The Buckingham pi dimensional analysis method is applied to form the basic structure of the model from ...
Cheng, Hongyuan, Friis, Alan
core  

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