Results 41 to 50 of about 5,258 (197)

Problems and prospects for the use of nanofluids in thermal power engineering

open access: yesВестник Дагестанского государственного технического университета: Технические науки, 2022
Objective. The aim of the work is to study the use of nanofluids as heat carriers to increase the efficiency of heat removal in energy facilities. To solve this problem, materials of domestic and foreign scientific articles, conferences and dissertations
A. N. Makeev, Ya. A. Kiryukhin
doaj   +1 more source

3D Printing of Soft Robotic Systems: Advances in Fabrication Strategies and Future Trends

open access: yesAdvanced Robotics Research, EarlyView.
Collectively, this review systematically examines 3D‐printed soft robotics, encompassing material selections, function integration, and manufacturing methodologies. Meanwhile, fabrication strategies are analyzed in order of increasing complexity, highlighting persistent challenges with proposed solutions.
Changjiang Liu   +5 more
wiley   +1 more source

Consolidation of Iron Nanopowder by Nanopowder-Agglomerate Sintering at Elevated Temperature

open access: yesJournal of Korean Powder Metallurgy Institute, 2013
【The key concept of nanopowder agglomerate sintering (NAS) is to enhance material transport by controlling the powder interface volume of nanopowder agglomerates. Using this concept, we developed a new approach to full density processing for the fabrication of pure iron nanomaterial using Fe nanopowder agglomerates from oxide powders.
Jai-Sung Lee   +3 more
openaire   +2 more sources

Wireless Precise Manipulation of Tumor Spheroids Using a Millirobot Controlled by Permanent Magnetic Traps

open access: yesAdvanced Robotics Research, EarlyView.
A magnetic donut‐like millirobot is developed for label‐free pick‐and‐place of a tumor spheroid wirelessly controlled by a magnetic trap. Spheroids are important 3D multicellular culture systems that recapitulate key structural and functional features of native tissues.
Yue Gao   +8 more
wiley   +1 more source

ZrO2 Aerogel‐Supported Pd Nanoparticles for Photothermal CO2 Reduction

open access: yesAdvanced Science, EarlyView.
Nanoparticle‐based aerogels are promising catalysts for photothermal reactions due to optical transparency, high surface area, and low thermal conductivity. Here, we present deposition of Pd nanoparticles on ZrO2 aerogel granules by a wet‐impregnation approach.
David Kiwic   +3 more
wiley   +1 more source

Multidimensionality in fluidized nanopowder agglomerates

open access: yesAIP Conference Proceedings, 2013
recent years, the interest in fluidization as a mean to process nanoparticles is strongly increasing. Due to the small size of the nanoparticles, which makes van der Waals forces predominate, they do not fluidize as single particles but as agglomerates.
De Martin, L. (author)   +2 more
openaire   +3 more sources

Luminescent AlN:Mn nanoparticles for optical imaging of biological materials

open access: yesБіофізичний вісник, 2020
Background: Elaboration of new luminescent nanomaterials for imaging of biological materials including cells of living organisms and their parts is highly actual.
B. Berzina   +3 more
doaj   +1 more source

Rapid synthesis and characterization of spinel manganese ferrite nanopowder by microwave-assisted hydrothermal method

open access: yesResults in Physics, 2021
Spinel manganese ferrite (MnFe2O4) nanopowder is widely used in many fields, such as the targeted drugs, magnetic fluid sealing technology, magnetic resonance imaging, sewage treatment and so on.
Guixiang Liu   +3 more
doaj   +1 more source

MgP4/CNT‐Graphene Embedded in Hard Carbon Matrix as a High‐Capacity Anode for Next‐Generation Sodium‐Ion Batteries

open access: yesAdvanced Science, EarlyView.
Phosphorus‐rich MgP4 is introduced as a high capacity anode for sodium‐ion batteries (SIBs) via hybrid carbon matrix engineering. A sequential CNT/G assembly forms a conductive and mechanically robust network, delivering a high reversible capacity of 1386 mAh g−1 while stabilizing alloying reactions.
Sion Ha   +6 more
wiley   +1 more source

Modification of PTFE nanopowder by controlled electron beam irradiation: A useful approach for the development of PTFE coupled EPDM compounds

open access: yeseXPRESS Polymer Letters, 2008
Low-temperature reactive mixing of controlled electron beam modified Polytetrafluoroethylene (PTFE) nanopowder with Ethylene-Propylene-Diene-Monomer (EPDM) rubber produced PTFE coupled EPDM rubber compounds with desired physical properties. The radiation-
doaj   +1 more source

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