Results 151 to 160 of about 5,938 (188)

Barkhausen noise in amorphous ferromagnetic materials

Physica B+C, 1977
Abstract Preliminary results on the Barkhausen noise spectra in amorphous magnetic ribbons as a function of sample shape and of temperature provide information on the clustering of Bloch wall jumps in these materials. A relation is found between noise intensity and core losses, which also suggests some hints for a new approach to the problem of ...
F. FIORILLO, P. MAZZETTI, VINAI, FRANCO, G. P. SOARDO   +3 more
openaire   +2 more sources

Barkhausen noise calculation from hysteresis parameters

IEEE International Digest of Technical Papers on Magnetics Conference, 2003
Summary form only given. Field induced Barkhausen noise (HBN) measurement and prediction is an important tool for nondestructive testing. In the presented model the HBN voltage is considered to be proportional to the number of magnetization reversal events and to the velocity of these reversals.
H. Hauser, B. Augustyniak, M. Radczuk
openaire   +1 more source

High resolution magnetic Barkhausen noise measurements

NDT & E International, 1994
Abstract High resolution magnetic Barkhausen noise (MBN) measurements of slits in steel have been made using a small magnetic disk read head mounted in a U-shaped laminated sweep field core. Detection occurred for sweep fields oriented both parallel and perpindicular to a slit or through-cut.
Thomas W. Krause, D.L. Atherton
openaire   +1 more source

Barkhausen noise control and simulation

2020
Under the influence of an external magnetic field, the magnetic answer of a tested sample will reflect its content, its nature and its history [1]-[4]. The use of magnetic control for the nondestructive evaluation of structural steels has increased significantly recently [5]. The measurement of the Barkhausen noise provides the velocity of the magnetic
Fagan, Patrick, Skarlatos, Anastasios, Ducharne, Benjamin, Uchimoto, Tetsuya, Sebald, Gael, Takagi, Toshiyuki   +5 more
openaire   +1 more source

Frequency Spectrum of the Barkhausen Noise

Journal of Applied Physics, 1957
The spectral density of the Barkhausen noise has been measured and a theoretical interpretation of the results is given. It is assumed that the single pulse is exponential with a time constant of the order of 10−4 second. Then the computed spectral density is constant up to 1 kcps, and then decreases exponentially.
G. Biorci, D. Pescetti
openaire   +1 more source

Barkhausen-noise strain gauges

NDT & E International, 1991
T. Piech, H.D. Tietz
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Multiple magnetization paths in Barkhausen noise

Physical Review E, 1996
, Petta, , Weissman, , O'Brien
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Integrative oncology: Addressing the global challenges of cancer prevention and treatment

Ca-A Cancer Journal for Clinicians, 2022
Jun J Mao,, Msce, Lorenzo Cohen, Karen M Mustian   +2 more
exaly  

Applications of Barkhausen noise measurements

NDT & E International, 1991
P. Karjalainen, R. Rautioaho
openaire   +1 more source

Kit demonstrates Barkhausen noise

Physics Education, 2011
openaire   +1 more source