Results 111 to 120 of about 48,877 (253)

Magnetic characteristics of sengon wood-impregnated magnetite nanoparticles synthesized by the co-precipitation method

AIMS Materials Science
This study was conducted to synthesize magnetic wood through the ex situ impregnation method of magnetite nanoparticles and analyze its physical properties and characterization.
Saviska Luqyana Fadia, Istie Rahayu, Deded Sarip Nawawi , Rohmat Ismail , Esti Prihatini, Gilang Dwi Laksono, Irma Wahyuningtyas   +6 more
doaj   +1 more source

Impact of Darcy–Forchheimer Inertial Drag and Heat Dissipation on Micropolar Hybrid Nanofluid Flow via Expanding Surface

Asia-Pacific Journal of Chemical Engineering, EarlyView.
ABSTRACT The hybrid nanofluid integrated with micropolar fluid shows growing interest due to the enhanced thermal performance in microscale devices. These improved properties are due to their greater thermal conductivity and rotational effects. The proposed study assesses the significance of velocity slip on the flow characteristic of micropolar ...
P. P. Nayak, S. R. Mishra, Priya Mathur, Subhajit Panda   +3 more
wiley   +1 more source

ANN‐Enabled Analysis of Nanoparticle Aggregation and Hall Effects on Ag‐H2O Nanofluid Flow Over a Spinning Disk With Convective Heating and Thermal Radiation

Asia-Pacific Journal of Chemical Engineering, EarlyView.
ABSTRACT The exceptional characteristics of nanofluids have turned out to be a significant development in revolutionizing heat transfer mechanisms in several electronic cooling devices and industrial manufacturing processes. The present study deals with the investigation of the second law of thermodynamics applied to the steady MHD fluid flow above a ...
Dixita Sonowal, Bidyasagar Kumbhakar
wiley   +1 more source

One‐Step Electrodeposition of Iron Oxyhydroxide Onto 3D Porous Graphene Substrates for on Chip Asymmetric Micro‐Supercapacitors

Batteries &Supercaps, Volume 8, Issue 3, March 2025.
A micro‐supercapacitor with electrodeposited iron oxyhydroxide (FeOOH) as the negative electrode and birnessite manganese oxide (MnO2) as the positive electrode achieves a 2 V working voltage, stable cycling in an aqueous electrolyte, and high energy and power densities of 21 μWh cm‐2 and 2.5 mW cm‐2 respectively.
Filipe Braga, Gabriel Casano, Manel Sonni, Harry Finch, Vinod R. Dhanak, Marco Caffio, Laurence J. Hardwick   +6 more
wiley   +1 more source

Affinity Peptides With pH Sensitivity for the Enrichment of CD38+ Cells

Biotechnology and Bioengineering, EarlyView.
ABSTRACT The selective enrichment of cell populations based on surface markers is critical for the advancement of gene and cell therapies. Current antibody‐based cell isolation methods, such as fluorescence‐ and magnetic‐activated cell sorting (FACS and MACS), offer high specificity but are limited by scalability, cost, and potential adverse effects on
Gabrielle Rusch, Mickael Meyer, I. Mohamed Irfan, Carson Huber, Joseph Burclaff, Scott T. Magness, Stefano Menegatti, Michael Daniele   +7 more
wiley   +1 more source

Review of recent advances in the design, synthesis, and modification of biochar for remediation of heavy metal pollution in water

The Canadian Journal of Chemical Engineering, EarlyView.
Research frontiers in using biochar for heavy metal remediation. Abstract Heavy metal contamination of water has long been a serious environmental issue. Biochar and biochar‐based composites are emerging as effective and sustainable solutions for heavy metal removal due to their strong adsorption abilities and environmentally friendly nature.
Soumik Chakma, Mehedi Hasan, Sudip K. Rakshit, Janusz Kozinski, Kang Kang   +4 more
wiley   +1 more source

Nickel binding with magnetite nanoparticles

Environmental Science: Nano
Nickel surface complexation, incorporation and surface precipitation processes are controlled by magnetite stoichiometry, which can affect nickel fate and behavior in the environment.
Laura Fablet, Mathieu Pédrot, Fadi Choueikani, Isabelle Kieffer, Olivier Proux, Anne-Catherine Pierson-Wickmann, Vyria Cagniart, Takumi Yomogida, Rémi Marsac   +8 more
openaire   +3 more sources

Study on iron anchoring methods for magnetic biochar: Characterization, functional mechanism, and RBBR dye removal

The Canadian Journal of Chemical Engineering, EarlyView.
Abstract Magnetic biochar (MBC) is a novel bio‐metallic composite material with high potential in sustainable water cleaning. Iron anchoring is critical in forming iron‐based MBC and will fundamentally impact its characteristics and functionality in dye removal applications. However, the mechanism is not well‐revealed.
Soumik Chakma, Shrikanta Sutradhar, Sudip K. Rakshit, Pedram Fatehi, Kang Kang   +4 more
wiley   +1 more source

SEDIMENTATION OF NANOPOWDER OF MAGNETITE IN WATER SOLUTION IN A GRADIENT MAGNETIC FIELD [PDF]

Физико-химические аспекты изучения кластеров, наноструктур и наноматериалов, 2011
Sedimentation of nanopowders of magnetite in a water solution at presence and absence of a gradient magnetic field accelerating sedimentation is studied on special laboratory setup. It is shown that in water solution there is a formation of aggregates of
I.V. Medvedeva, O.D. Linnikov, M.A. Uimin, A.Ye. Yermakov, A.A. Mysik, I.V. Bysov, T.A. Nabokova, S.V. Zhakov, V.G. Gaviko, N.N. Shchegoleva, V.A. Tsurin, I.V. Rodina, V.V. Platonov, V.V. Osipov, A.V. Han ’ kova   +14 more
doaj  

Ultrafine Magnetite Nanopowder: Synthesis, Characterization, and Preliminary Use as Filler of Polymethylmethacrylate Nanocomposites

Journal of Nanotechnology, 2012
Magnetite (Fe3O4) nanoparticles prepared by microwave-assisted hydrothermal synthesis have been characterized in terms of morphological and structural features.
Pietro Russo, Domenico Acierno, Mariano Palomba, Gianfranco Carotenuto, Roberto Rosa, Antonino Rizzuti, Cristina Leonelli   +6 more
doaj   +1 more source