Results 21 to 30 of about 1,530 (201)

OPTIMIZATION OF THE MECHANICAL PROPERTIES OF CHEMICALLY ACTIVATED CARBON COMPOSITES IN ORGANIC FRICTION LININGS BY BOX-BEHNKEN DESIGN [PDF]

open access: yesProceedings on Engineering Sciences, 2022
This study presents the development and physicomechanical optimization of friction lining composites from organic chemically activated carbon. Three types of chemically activated carbon from palm kernel shells (PKS) and coconut shell (CS) giving 3 ...
Leonard M. Akuwueke   +2 more
doaj   +1 more source

Single-Stage Microwave-Assisted Coconut-Shell-Based Activated Carbon for Removal of Dichlorodiphenyltrichloroethane (DDT) from Aqueous Solution: Optimization and Batch Studies

open access: yesInternational Journal of Chemical Engineering, 2021
This research aims to optimize preparation conditions of coconut-shell-based activated carbon (CSAC) and to evaluate its adsorption performance in removing POP of dichlorodiphenyltrichloroethane (DDT).
Azrina Aziz   +5 more
doaj   +1 more source

The drawing of the architecture. Project and writings

open access: yesFestival dell'Architettura Magazine, 2022
The essay examines the debate on architectural design in the early eighties. The aim of this study is to reconstruct the history of the working meetings Il disegno dell'architettura, organized by the Centro Studi e Archivio della Comunicazione of the ...
Lucia Miodini
doaj   +1 more source

Photocatalytic efficiency of brilliant green dye on ZnO loaded on cotton stalk activated carbon

open access: yesMaterials Research Express, 2020
In this study, ZnO loaded on cotton stalk activated carbon (ZnO/CSAC) has been successfully synthesized by the chemical precipitation method. XRD patterns showed that ZnO/CSAC have two phases are hexagonal wurtizite and amorphous structures.
R Nithya   +4 more
doaj   +1 more source

Multiplexed CRISPR-Cas9 system in a single adeno-associated virus to simultaneously knock out redundant clock genes

open access: yesScientific Reports, 2021
The mammalian molecular clock is based on a transcription-translation feedback loop (TTFL) comprising the Period1, 2 (Per1, 2), Cryptochrome1, 2 (Cry1, 2), and Brain and Muscle ARNT-Like 1 (Bmal1) genes.
Boil Kim   +7 more
doaj   +1 more source

Understanding Multi-Stage Charge Storage on Nanoporous Carbons in Zn-Ion Hybrid Capacitors. [PDF]

open access: yesAdv Mater
Porous carbons with tunable pore sizes are synthesized to investigate the impact of pore size on charge storage in Zn‐ion hybrid capacitors. An unusual multi‐stage charge storage mechanism is revealed, involving a transition from capacitive Zn2+ ion storage to faradaic Had adsorption on the carbon surface, providing new insights into Zn‐ion ...
Li J   +6 more
europepmc   +2 more sources

Anticancer, Antioxidant and Anti-Inflammatory Activities of Chloroform Extracts from Some Centaurea Species

open access: yesProceedings, 2018
The aim of this study was to investigate the anticancer activities of five chloroform extracts prepared from the aerial parts of Centeura kilaea Boiss. (CKC), C. cuneifolia Sm. (CCC), C. salicifolia M.Bieb. ex Willd. (CSAC), C.
Turgut Sekerler   +3 more
doaj   +1 more source

The miniatures of the antiphonaries of the Diocesan Library of Chioggia: a digital life [PDF]

open access: yesJournal of Art Historiography, 2022
The paper presents a digital project I developed for the archive of Enzo Mari preserved at the CSAC (Study Centre and Communication Archive, CSAC) of the University of Parma (Italy) as part of my doctoral thesis.
Anna Ghiraldini
doaj   +1 more source

Cotton stalk activated carbon-supported Co–Ce–B nanoparticles as efficient catalysts for hydrogen generation through hydrolysis of sodium borohydride

open access: yesCarbon Resources Conversion, 2019
Porous cotton stalk activated carbons (CSAC) were prepared by phosphoric acid activation of cotton stalks in a fluidized bed. The CSAC-supported Co–B and Co–Ce–B catalysts were prepared by the impregnation-chemical reduction method.
Xiuli Zhang   +4 more
doaj   +1 more source

Luigi Vietti e l’avventura della Costa Smeralda

open access: yesFestival dell'Architettura Magazine, 2019
Luigi Vietti è uno degli architetti che l’Aga Khan chiama, sin dall’inizio, per il grande progetto della Costa Smeralda. La sua opera si caratterizza per alcuni temi che sembrano legati ai suoi primi studi e lavori nei centri liguri di costa.
Pisana Posocco
doaj   +1 more source

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