Results 21 to 30 of about 852,367 (264)

Heat fluctuations in chemically active systems [PDF]

open access: yesPhysical Review E, 2023
11 pages, 3 ...
Joël Mabillard   +2 more
openaire   +4 more sources

Pemeliharaan Dan Pengujian Motor Induksi 3 Phasa Menggunakan Motor Circuit Analysis (MCA) Di PT.DIAN SWASTIKA SENTOSA

open access: yesTeknika, 2018
Untuk meningkatkan performa pembangkit dalam PLTU, dan menjaga performa kerja dan pada sebuah motor perlu dilakukan maintenance secara rutin. Perawatan Motor listrik merupakan salah satu hal yang paling penting untuk meningkatkan realibility keandalan ...
Muhammad Sadikin   +2 more
doaj   +1 more source

Improving properties of high volume fly ash binder by mechanical and chemical activation [PDF]

open access: yesTehnika, 2020
High volume fly ash (FA) binders are characterized by long setting times and low early strength. By applying mechanical and/or chemical activation methods, it is possible to increase the reactivity of FA and improve the properties of the binder.
Rakić Jelena M.   +1 more
doaj   +1 more source

Metal-Chloride-Activated Empty Fruit-Bunch Carbons for Rhodamine B Removal

open access: yesHungarian Journal of Industry and Chemistry, 2016
This study aimed to investigate the adsorptive ability of activated carbons derived from empty boil palm fruitbunch carbons through metal-chloride activation.
Zaini Muhammad Abbas Ahmad   +1 more
doaj   +1 more source

Synthesis of activated carbon sand their application in the synthesis of monometallic and bimetallic supported catalysts

open access: yesAlgerian Journal of Signals and Systems, 2020
Biomass-derived porous carbons are attractive materials for the synthesis of carbon-supported catalysts, carbonaceous catalysts are environmentally benign and could provide an important competitive advantage as compared to existing heterogeneous ...
DALILA BOUSBA   +3 more
doaj   +1 more source

Purification and Glutaraldehyde Activation Study on HCl-Doped PVA–PANI Copolymers with Different Aniline Concentrations

open access: yesMolecules, 2018
In this work, we report the synthesis and purification of polyvinyl alcohol-polyaniline (PVA–PANI) copolymers at different aniline concentrations, and their molecular (1H-NMR and FTIR), thermal (TGA/DTG/DSC), optical (UV–Vis-NIR), and ...
Jorge M. Guerrero   +4 more
doaj   +1 more source

Chemically active wetting

open access: yesProceedings of the National Academy of Sciences
Wetting of liquid droplets on passive surfaces is ubiquitous in our daily lives, and the governing physical laws are well understood. When surfaces become active, however, the governing laws of wetting remain elusive. Here, we propose chemically active wetting as a class of active systems where the surface is active due to a binding process that is ...
Susanne Liese   +3 more
openaire   +3 more sources

Effect of Oxygen for Enhancing the Gas Storage Performance of Activated Green Carbon

open access: yesEnergies, 2020
We investigated the gas storage capacity of thermally carbonized and chemically activated Phyllostachys bambusoides (PB), which is a nature-derived green carbon with an organic porous structure. Samples were thermally treated at 900 °C for 24 h, and then
Hyun-Seok Jang   +8 more
doaj   +1 more source

High Surface Area Nanoporous Activated Carbons Materials from Areca catechu Nut with Excellent Iodine and Methylene Blue Adsorption

open access: yesC, 2021
Nanoporous carbon materials from biomass exhibit a high surface area due to well-defined pore structures. Therefore, they have been extensively used in separation and purification technologies as efficient adsorbents.
Sahira Joshi   +4 more
doaj   +1 more source

Mechanism of Chemical Activation of Nrf2

open access: yesPLoS ONE, 2012
NF-E2 related factor-2 (Nrf2) promotes the transcription of many cytoprotective genes and is a major drug target for prevention of cancer and other diseases. Indeed, the cancer-preventive activities of several well-known chemical agents were shown to depend on Nrf2 activation.
Yun Li   +2 more
openaire   +4 more sources

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