Results 31 to 40 of about 204 (134)

Frequency dependence of output voltage generated from bundled compound magnetic wires [PDF]

open access: yes
The output voltage generated from bundles of twisted Vicalloy wires was studied. When the magnetically soft layers of the wires were reversed by an applied external magnetic field, a pulse voltage, owing to a large Barkhausen jump, was induced in a ...
Takemura, Yasushi   +2 more
core   +2 more sources

Low‐Noise, Unbiased Ferromagnetic‐Resonance‐Driven Thin‐Film Integrated Giant Magnetoimpedance Sensors

open access: yesAdvanced Materials Technologies, Volume 10, Issue 14, July 22, 2025.
Utilizing a novel (Ni81Fe19/Ti)4/Cu/(Ni81Fe19/Ti)4 thin‐film multilayer with low coercive field, low damping and a superior GMI ratio, a compact, low‐noise unbiased FMR‐driven integrated GMI sensor with a superior magnetic noise performance of ≈100 pT/√Hz is first demonstrated, owing to reduced phase noise from well‐defined aligned magnetic domains and
Bin Luo   +8 more
wiley   +1 more source

Magnetic properties of Fe-based amorphous magnetic microwires

open access: yesMoldavian Journal of the Physical Sciences, 2017
The magnetic characteristics of Fe-based cast amorphous glass-coated microwires (with a positive magnetostriction constant) have been studied. The residual stress distributions in this type of microwires determine the domain structures and the switching ...
Baranov, Serghei, Savchuk, A.
doaj  

Carbon footprint assessment and reduction strategies for aquaculture: A review

open access: yesJournal of the World Aquaculture Society, Volume 56, Issue 1, February 2025.
Abstract Aquaculture generates less greenhouse gas emissions compared to other agriculture practices due to its limited land‐use changes, improved feed conversion rates, and reduced methane emissions from animals' digestive systems. The aquaculture carbon emissions come from various production stages, including feed production, farm operations ...
Haocheng Li   +8 more
wiley   +1 more source

Barkhausen Noise‐ and Eddy Current‐Based Measurements for Online Detection of Deformation‐Induced Martensite During Flow Forming of Metastable Austenitic Steel AISI 304L

open access: yesEngineering Reports, Volume 7, Issue 1, January 2025.
Barkhausen noise (BN)‐ and eddy currents (EC)‐based sensor systems were tested to detect deformation‐induced martensite during flow forming of austenitic steel 304L. The results with EC have advantages over those with BN due to the good correlation with reference α′‐martensite measurements and the low influence of factors such as roughness.
Julian Rozo Vasquez   +6 more
wiley   +1 more source

Tradeoffs and synergy between material cycles and greenhouse gas emissions: Opportunities in a rapidly growing housing stock

open access: yesJournal of Industrial Ecology, Volume 28, Issue 6, Page 1912-1925, December 2024.
Abstract Management of building materials’ stocks and flows is a major opportunity for circularity and de‐carbonization. We examine the relationship between material consumption and associated greenhouse gas (GHG) emissions under different scenarios in Israel, a developed country with an already high population density that expects tremendous growth in
Sophia Igdalov   +2 more
wiley   +1 more source

The use of magnetic micro - and nanowires for hypertermia [PDF]

open access: yes, 2016
It is known that a cast amorphous micro - and nanowire in glass encapsulation (coated) (CAMNWGC) with positive magnetostriction possesses a rectangular hysteresis loop and its magnetization is reversed by a large Barkhausen jump (LBJ), the coercive force
YALTYCHENKO, O. V.   +4 more
core  

Magneto‐Ionic Control of Coercivity and Domain‐Wall Velocity in Co/Pd Multilayers by Electrochemical Hydrogen Loading

open access: yesAdvanced Functional Materials, Volume 34, Issue 40, October 1, 2024.
A hydrogen‐based magneto‐ionic effect is demonstrated for Co/Pd multilayers. It is shown that hydrogen concentration in the multilayers can be set electrochemically via the applied voltage. The hydrogen concentration is quantified by coulometry and directly correlated with the magnetic properties.
Madeleine Bischoff   +5 more
wiley   +1 more source

A policy portfolio approach to plastics throughout their life cycle: Supranational and national regulation in the European Union

open access: yesEnvironmental Policy and Governance, Volume 34, Issue 4, Page 427-441, August 2024.
Abstract The environmental and health problems caused by plastics throughout their life cycle have attracted considerable public attention over the past decade, triggering policy responses in many constituencies. Similarly, interdisciplinary research on plastics has been burgeoning in the past few years, and political science contributions have covered
Sandra Eckert   +2 more
wiley   +1 more source

Tailored Micromagnet Sorting Gate for Simultaneous Multiple Cell Screening in Portable Magnetophoretic Cell‐On‐Chip Platforms

open access: yesAdvanced Functional Materials, Volume 34, Issue 27, July 3, 2024.
A sophisticated engineering approach involving a tailored nano‐micro scale notched micromagnet is a novel gate that efficiently enables versatile cell manipulation, such as separation and capture, with a compact system area and less power for operation.
Jonghwan Yoon   +9 more
wiley   +1 more source

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