1-20 of 63 Search Results for

ferromagnetic resonance

Sort by
Series: ASM Handbook Archive
Volume: 10
Publisher: ASM International
Published: 01 January 1986
DOI: 10.31399/asm.hb.v10.a0001751
EISBN: 978-1-62708-178-8
... Abstract Ferromagnetic resonance (FMR) is used in the identification of the magnetic state of materials, the quantitative determination of static magnetic parameters, and the determination of microwave losses. This article describes the theory of ferromagnetic resonance and provides information...
Series: ASM Handbook Archive
Volume: 10
Publisher: ASM International
Published: 01 January 1986
DOI: 10.31399/asm.hb.v10.a0001752
EISBN: 978-1-62708-178-8
... on ferromagnetic nuclear resonance and nuclear quadrupole resonance, and illustrates the experimental arrangement of NMR with a block diagram. It also presents several application examples. electric quadrupole moment ferromagnetic nuclear resonance magnetic dipole moment nuclear magnetic resonance...
Series: ASM Handbook Archive
Volume: 10
Publisher: ASM International
Published: 01 January 1986
DOI: 10.31399/asm.hb.v10.a0005693
EISBN: 978-1-62708-178-8
... ESCA electron spectroscopy for chemical analysis ESR electron spin resonance EXAFS extended x-ray absorption fine structure FIM field ion microscopy FNAA fast neutron activation analysis FMR ferromagnetic resonance FT-IR Fourier transform infrared...
Image
Published: 01 January 1986
Fig. 17 Angular dependence of resonance field for S 1 in amorphous YFe 2 . As noted in Fig. 16 (bulk amorphous YFe 2 being paramagnetic), these data indicate the presence of a ferromagnetic layer at the surface. Field measured at 300 K and 24 GHz, with 4π M = 6.2 kOe More
Series: ASM Handbook Archive
Volume: 10
Publisher: ASM International
Published: 01 January 1986
DOI: 10.31399/asm.hb.v10.a0001750
EISBN: 978-1-62708-178-8
... sometimes be ordered magnetic solids, such as ferromagnets. If placed in a microwave-resonant cavity between the pole pieces of a strong electromagnet, such a sample absorbs microwave energy at particular values of the magnetic field that are characteristic of the positions and the crystalline environments...
Series: ASM Handbook
Volume: 1A
Publisher: ASM International
Published: 31 August 2017
DOI: 10.31399/asm.hb.v01a.a0006336
EISBN: 978-1-62708-179-5
..., or number of these anomalies exceeds the maximum allowed by the purchaser. The nondestructive methods include visual inspection, dimensional inspection, liquid penetrant inspection, magnetic-particle inspection, eddy-current inspection, radiographic inspection, ultrasonic inspection, resonant testing...
Book Chapter

Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003233
EISBN: 978-1-62708-199-3
... represented by the extra flux lines is the leakage field associated with the slot. Generation of a Magnetic Field In some ferromagnetic materials, the residual field (the field that remains after removal of an external magnetizing field) often is adequate for surface flaw detection. In practice...
Series: ASM Handbook
Volume: 17
Publisher: ASM International
Published: 01 August 2018
DOI: 10.31399/asm.hb.v17.a0006445
EISBN: 978-1-62708-190-0
..., and gamma-ray density determination. The article also discusses the methods for automated nondestructive testing of pressed and sintered PM parts: acoustic methods-resonance testing, eddy current testing, magnetic bridge comparator testing, ultrasonic techniques, radiographic techniques, gamma-ray density...
Series: ASM Handbook
Volume: 4C
Publisher: ASM International
Published: 09 June 2014
DOI: 10.31399/asm.hb.v04c.a0005895
EISBN: 978-1-62708-167-2
... are reached when heating up cold ferromagnetic iron or ferromagnetic steel. After passing the Curie point at approximately 770 °C (1420 °F) as well as heating austenitic steel, the electrical efficiency decreases to approximately 80%. The maximum electrical efficiencies for nonferrous metals are much lower...
Series: ASM Handbook Archive
Volume: 10
Publisher: ASM International
Published: 01 January 1986
DOI: 10.31399/asm.hb.v10.a0005692
EISBN: 978-1-62708-178-8
.... The difference between the true or expected value and the measured value of (3 x 105 to 3 × 106 Frank-Condon principle. The principle a quantity or parameter. which states that the transition from one ferromagnetic resonance. Magnetic reso- energy state to another is so rapid that the escape peak. An artifact...
Book Chapter

By Sam Nasser
Series: ASM Handbook
Volume: 23
Publisher: ASM International
Published: 01 June 2012
DOI: 10.31399/asm.hb.v23.a0005684
EISBN: 978-1-62708-198-6
.... 3 ). One added advantage to the use of tantalum over stainless steel in such applications is that tantalum is not ferromagnetic, so the patient may undergo magnetic resonance image scanning following surgery without risk of disrupting the ligated blood vessel and surrounding tissues ( Ref 18...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003154
EISBN: 978-1-62708-199-3
.... Permanent magnet materials are based on the cooperation of atomic and molecular moments within a magnet body to produce a high magnetic induction. This induced magnetization is retained because of a strong resistance to demagnetization. These materials are classified ferromagnetic or ferrimagnetic and do...
Series: ASM Handbook
Volume: 17
Publisher: ASM International
Published: 01 August 2018
DOI: 10.31399/asm.hb.v17.a0006468
EISBN: 978-1-62708-190-0
... Abstract Magnetic-particle inspection is a method of locating surface and subsurface discontinuities in ferromagnetic materials. This article discusses the applications and advantages and limitations of magnetic-particle inspection. It describes magnetic fields in terms of magnetized ring...
Series: ASM Handbook
Volume: 1A
Publisher: ASM International
Published: 31 August 2017
DOI: 10.31399/asm.hb.v01a.a0006324
EISBN: 978-1-62708-179-5
... °F, at which cementite changes from ferromagnetic to paramagnetic), there is an increase in the rate of expansion. Unalloyed cast iron heated up to approximately 450 °C (840 °F) exhibits reversible thermal expansion. However, above this temperature, because of graphitization and oxidation...
Series: ASM Handbook
Volume: 10
Publisher: ASM International
Published: 15 December 2019
DOI: 10.31399/asm.hb.v10.a0006748
EISBN: 978-1-62708-213-6
... in a low-carbon measures percent concentrations of elements that a sample at any point on the stage can steel alloy. in samples of metals and other materials; be made to rotate around the analysis point when the sample is vaporized by an electric as the axis of rotation. ferromagnetic resonance. Magnetic...
Series: ASM Handbook
Volume: 7
Publisher: ASM International
Published: 30 September 2015
DOI: 10.31399/asm.hb.v07.a0006057
EISBN: 978-1-62708-175-7
... possible in metal injection molding parts. The article also discusses ferromagnetic cores used in alternating current applications and some permanent magnets, such as rare earth-cobalt magnets and neodymium-iron-boron (neo) magnets. ferritic stainless steel ferromagnetic cores hysteresis loss...
Series: ASM Handbook
Volume: 20
Publisher: ASM International
Published: 01 January 1997
DOI: 10.31399/asm.hb.v20.a0002475
EISBN: 978-1-62708-194-8
... (secondary) wires. This coupling is further enhanced by use of ferromagnetic flux concentrators. A second, less desirable, effect occurs when two or more signal transmission lines are in proximity of each other. The mutual inductance between them is, as a rule, accompanied by mutual capacitance. The combined...
Series: ASM Handbook
Volume: 22A
Publisher: ASM International
Published: 01 December 2009
DOI: 10.31399/asm.hb.v22a.a0005430
EISBN: 978-1-62708-196-2
... microprobe ≥2 μm 10 −16 to 10 −12 Rutherford backscattering 50 nm 10 −20 to 10 −17 Nuclear reaction analysis 20–100 nm 5 × 10 −21 to 5 × 10 −16 Indirect Nuclear magnetic resonance … 10 −20 to 10 −9 Neutron inelastic scattering … 10 −11 to 10 −9 … 10 −15 to 10 −11...
Series: ASM Handbook
Volume: 2
Publisher: ASM International
Published: 01 January 1990
DOI: 10.31399/asm.hb.v02.a0001094
EISBN: 978-1-62708-162-7
... moments within a magnet body to produce a high magnetic induction. This induced magnetization is retained because of a strong resistance to demagnetization. These materials are classified ferromagnetic or ferromagnetic and do not include diamagnetic or paramagnetic materials. The natural ferromagnetic...
Series: ASM Handbook Archive
Volume: 10
Publisher: ASM International
Published: 01 January 1986
DOI: 10.31399/asm.hb.v10.9781627081788
EISBN: 978-1-62708-178-8