Results 21 to 30 of about 9,510 (198)

Correlation of catalytic temperature and bio-oil using the catalytic microwave pyrolysis method for cellulosic biomass [PDF]

Journal of Electrical and Electronics Engineering, 2021
This paper presents the influence of catalytic temperature on cellulosic biomass with the catalytic microwave pyrolysis technology. A central composite experimental design (CCD) was employed to investigate the effects of catalytic temperature and inverse
SLOVAC Francisc, CODREAN Marius, GORDAN Mircea Ioan, HATHAZI Francisc Ioan, SEBEȘAN Radu, CODREAN Mihaela   +5 more
doaj  

Design and Performance Evaluation of a Multi-Point Extrusion Walnut Cracking Device

Agriculture, 2022
The practical problems of existing methods of walnut cracking under compression loading, including incomplete walnut-shell crushing, broken walnut kernels, and so on, are widespread in walnut processing and are constraints that hinder mechanized walnut ...
Hong Zhang, Hualong Liu, Yong Zeng, Yurong Tang, Zhaoguo Zhang, Ji Che   +5 more
doaj   +1 more source

Pectinase Production by Aspergillus niger and Its Applications in Fruit Juice Clarification

Journal of Pure and Applied Microbiology, 2022
Pectinases (EC 3.2.1.15) are a class of enzymes that catalyze the depolymerization or de-esterification reactions that degrade pectic substances.
Vrushali Wagh, Hirvitaben Patel, Nafisa Patel, Koteswara Rao Vamkudoth, Shanthipriya Ajmera   +4 more
doaj   +1 more source

Split-Plot Central Composite Designs Robust to a Pair of Missing Observations

Journal of Applied Sciences and Environmental Management, 2018
This study constructs robust split-plot central composite designs against missing pairs of observations. Split-plot central composite designs (CCD) consist of factorial (f), whole-plot axial (α), subplot axial (β), and center (c) points. A loss function
Y. Yakubu, AU Chukwu
doaj   +1 more source

Low-Velocity Impact and Compression after Impact Properties of Hemp and Jute Fiber Reinforced Epoxy Composites

Journal of Natural Fibers, 2022
This paper presents an experimental study on the low-velocity impact behavior of hemp and jute fiber-reinforced epoxy composite. The Compressive After Impact (CAI) properties of composites post-impact are used for analysis. The type of damage and area of
Shreekant Patil, Dagalahal Mallikarjuna Reddy, Jesuarockiam Naveen, S. S Swamy, Vignesh P, G. Venkatachalam   +5 more
doaj   +1 more source

Growth of microalgae Scenedesmus sp in ethanol vinasse

Brazilian Archives of Biology and Technology, 2014
This study evaluated the feasibility of using vinasse as a nutrient source for microalgae cultivation. The Scenedesmus sp was grown in a medium supplemented with vinasse and process variables were optimized using a factorial design and a Central ...
Nelzy Neyza Vargas Ramirez, Marcelo Farenzena, Jorge Otávio Trierweiler   +2 more
doaj   +1 more source

Response Surface Method and Linear Programming in the development of mixed nectar of acceptability high and minimum cost

Scientia Agropecuaria, 2012
The aim of this study was to develop a high acceptability mixed nectar and low cost. To obtain the nectar mixed considered different amounts of passion fruit, sweet pepino, sucrose, and completing 100% with water, following a two-stage design: screening (
Enrique López Calderón, Hubert Arteaga Miñano, Publio Castro Santander, Irene Nolasco Pérez, Raúl Siche   +4 more
doaj   +1 more source

Central composite design for the development of carvedilol-loaded transdermal ethosomal hydrogel for extended and enhanced anti-hypertensive effect

Journal of Nanobiotechnology, 2021
Background Carvedilol, the anti-hypertensive drug, has poor bioavailability when administered orally. Ethosomes-mediated transdermal delivery is considered a potential route of administration to increase the bioavailability of carvedilol.
Padmanabha Rao Amarachinta, Garima Sharma, Noufel Samed, Ananda Kumar Chettupalli, Madhusudhan Alle, Jin-Chul Kim   +5 more
doaj   +1 more source

Optimization of On-Site Xylanase Production from Aspergillus niger via Central Composite Design (CCD)

IOP Conference Series: Materials Science and Engineering, 2020
Abstract Xylanases have stimulated considerable interest due to their potential application in several industries, especially in the bioethanol sector. Since the vitality of this enzyme is undeniable, this research is focused on optimization of on-site xylanase production from Aspergillus niger (A. niger).
M Tarrsini, Q H Ng, Y P Teoh, B Kunasundari, W U Ang, S H Shuit, Z X Ooi, P Y Hoo   +7 more
openaire   +1 more source

Comparison of Box–Behnken, Central Composite, and D-Optimal Designs for Optimization of Phthalocyanine Dye Removal Using Magnetic Nanoparticles Iron Oxide Modified by Polyaspartic Acid [PDF]

شیمی کاربردی روز
In this study, the performance of the Box–Behnken, central composite and D-optimal designs (BBD, CCD or DOD, respectively) were compared for the use in modeling and optimizing the new study of the removal of phthalocyanine dye using magnetic ...
Javad Zolgharnein, Shahab Feshki, Saeideh Dermanaki Farahani   +2 more
doaj   +1 more source