Results 91 to 100 of about 8,758 (198)

Ferrohydrodynamics: testing a new magnetization equation

open access: yes, 2001
A new magnetization equation recently derived from irreversible thermodynamics is employed to the calculation of an increase of ferrofluid viscosity in a magnetic field.
A.C. Levi   +12 more
core   +1 more source

Additive Manufacturing of Multimetallic Materials to Achieve Multifunctionality

open access: yesMetalMat, EarlyView.
Leveraging multimaterial directed energy deposition (DED), this work showcases four case studies of metallic multifunctional materials (MFMs). The significant potential of DED to achieve multifunctionalities in metallic materials is demonstrated, providing enlightenment to a wide range of engineering applications unseen in conventional metallic ...
Xiao Shang   +4 more
wiley   +1 more source

Microscale Assemblies of Magnetic Nanoparticles Produced by Dip‐Coating and Lift‐Off With Dissolvable Templates

open access: yesNano Select, EarlyView.
Microscale assemblies of magnetic nanoparticles (MNPs) were created using a combination of dip‐coating with ferrofluids and lift‐off with dissolvable photoresist templates. This technique produced large area arrays of geometrically precise MNP superstructures.
Samuel D. Oberdick   +2 more
wiley   +1 more source

Complex Fluids in Energy Dissipating Systems

open access: yesApplied Sciences, 2016
The development of engineered systems for energy dissipation (or absorption) during impacts or vibrations is an increasing need in our society, mainly for human protection applications, but also for ensuring the right performance of different sort of ...
Francisco J. Galindo-Rosales
doaj   +1 more source

Selective Wettability–Driven Evaporation‐Enhanced Redox Cycling for Robust and Ultrasensitive Detection of Viral Particles

open access: yesSmall Methods, EarlyView.
ABSTRACT Timely detection of viral infections, particularly in settings outside centralized laboratories, is essential for controlling outbreaks. Small electrochemical biosensors are appealing because they are fast, require microliter sample volumes, and can be integrated into portable devices.
Pouya Soltan Khamsi   +3 more
wiley   +1 more source

Implementation of a simplified method for actuation of ferrofluids [PDF]

open access: yes, 2011
This paper was presented at the 3rd Micro and Nano Flows Conference (MNF2011), which was held at the Makedonia Palace Hotel, Thessaloniki in Greece.
3rd Micro and Nano Flows Conference (MNF2011)   +5 more
core  

Micropatterned Surfaces with Unidirectional Wetting Properties for Liquid Transport

open access: yesSmall Structures, EarlyView.
Micropatterned surfaces that guide droplets in a single direction are gaining attention for their role in liquid transport. This review explores how surface designs enable such behavior, from gravity‐driven flow to stimulus‐responsive movement. It also discusses fabrication techniques, design challenges, and emerging strategies to advance directional ...
Elham Lori Zoudani   +5 more
wiley   +1 more source

Enantioselective Determination of Chiral Fungicides in Food Samples Using Automated Dispersive Microextraction Coupled With UHPLC–MS/MS

open access: yesFood Frontiers, Volume 7, Issue 2, March 2026.
The use of fatty acids and bio‐derived solvents eliminates the need for toxic solvents and, when combined with automated workstations, enables parallel sample processing, thereby improving extraction efficiency and reducing human error. ABSTRACT An enantioselective analytical method based on automated dispersive liquid–liquid microextraction (DLLME ...
Yuxin Wang   +6 more
wiley   +1 more source

Enhanced and Tunable Goos–Hänchen Shift in a Cavity Containing Colloidal Ferrofluids

open access: yesIEEE Photonics Journal, 2015
In this paper, we proposed a cavity containing colloidal ferrofluids to enhance the Goos-Hänchen (GH) shifts of reflected and transmitted light beams.
Changyou Luo   +3 more
doaj   +1 more source

Magnetization of ferrofluids with dipolar interactions - a Born--Mayer expansion

open access: yes, 2000
For ferrofluids that are described by a system of hard spheres interacting via dipolar forces we evaluate the magnetization as a function of the internal magnetic field with a Born--Mayer technique and an expansion in the dipolar coupling strength.
A. F. Pshenichnikov   +36 more
core   +1 more source

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