Results 11 to 20 of about 5,844 (185)
Magnetic Barkhausen noise: A simulation tool [PDF]
AIP Advances, 2021 Non-destructive magnetic controls are increasing in the industrial field. In this domain, the expectation for simulation tools able to anticipate the magnetic signature, improve the understanding and avoid fastidious and uncertain experimental pre ...
P. Fagan +3 more
doaj +4 more sources
Nonuniversal scaling behavior of Barkhausen noise [PDF]
Physical Review Letters, 1996 We simulate Barkhausen avalanches on fractal clusters in a two-dimensional diluted Ising ferromagnet with an effective Gaussian random field. We vary the concentration of defect sites $c$ and find a scaling region for moderate disorder, where the ...
B. Alessandro +24 more
core +3 more sources
Barkhausen Noise in a Relaxor Ferroelectric [PDF]
Physical Review Letters, 2001 Barkhausen noise, including both periodic and aperiodic components, is found in and near the relaxor regime of a familiar relaxor ferroelectric, PbMg$_{1/3}$Nb$_{2/3}$O$_3$, driven by a periodic electric field.
D. Viehland +12 more
core +3 more sources
Barkhausen noise from zigzag domain walls [PDF]
Journal of Statistical Mechanics: Theory and Experiment, 2006 We investigate the Barkhausen noise in ferromagnetic thin films with zigzag domain walls. We use a cellular automaton model that describes the motion of a zigzag domain wall in an impure ferromagnetic quasi-two dimensional sample with in-plane uniaxial ...
B Cerruti +7 more
core +5 more sources
Barkhausen Noise Emission in Milled Surfaces [PDF]
Communications, 2015 This paper deals with the non-destructive evaluation of surface made of roll bearing steel 100Cr6 after milling cycles via Barkhausen noise technique.
Miroslav Neslusan +3 more
doaj +2 more sources
Asymmetrical Barkhausen Noise of a Hard Milled Surface. [PDF]
Materials (Basel), 2021 This study is focused on the asymmetrical Barkhausen noise emission of a hard milled surface during cyclic magnetisation. The Barkhausen noise is studied as a function of the magnetising voltage and the hard milled surface is compared with a surface after heat treatment.
Čilliková M +5 more
europepmc +5 more sources
Barkhausen Noise Emission in Hard-Milled Surfaces. [PDF]
Materials (Basel), 2019 This paper reports on an investigation treating a hard-milled surface as a surface undergoing severe plastic deformation at elevated temperatures. This surface exhibits remarkable magnetic anisotropy (expressed in term of Barkhausen noise). This paper also shows that Barkhausen noise emission in a hard-milled surface is a function of tool wear and the ...
Neslušan M +7 more
europepmc +4 more sources
Quantum Barkhausen noise induced by domain wall cotunneling. [PDF]
Proc Natl Acad Sci U S AMost macroscopic magnetic phenomena (including magnetic hysteresis) are typically understood classically. Here, we examine the dynamics of a uniaxial rare-earth ferromagnet deep within the quantum regime, so that domain wall motion, and the associated hysteresis, is initiated by quantum nucleation, which then grows into large-scale domain wall motion ...
Simon C +3 more
europepmc +5 more sources
Journal of Materials Research and Technology, 2022 This study deals with magnetic Barkhausen noise emission produced by strain-induced martensite generated during shot peening of austenitic AISI 304 stainless steel.
M. Neslušan +6 more
doaj +1 more source
Barkhausen Noise Probes and Modelling: A Review [PDF]
Journal of Nondestructive Evaluation, 2019 Abstract This review looks at the main types of magnetic Barkhausen noise (BN) probes that have been developed. The aim of this review is to summarize the existing knowledge of magnetic Barkhausen noise probes and the magnetic modelling of them. The BN probes have been the focus of many previous studies, but no sufficient review or conclusions have ...
Suvi Santa-aho +3 more
openaire +2 more sources