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Series: ASM Handbook
Volume: 10
Publisher: ASM International
Published: 15 December 2019
DOI: 10.31399/asm.hb.v10.a0006650
EISBN: 978-1-62708-213-6
... Abstract This article focuses on the application of solid-state nuclear magnetic resonance (NMR) spectroscopy in materials science, especially for inorganic and organic polymer solids. It begins with a discussion on the general principles of NMR, providing information on nuclear spin...
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
... Abstract Electron spin resonance (ESR), or electron paramagnetic resonance (EPR), is an analytical technique that can extract a great deal of information from any material containing unpaired electrons. This article explains how ESR works and where it applies in materials characterization...
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
... at the resonant frequency. The RF field H 1 is applied at time a . M 0 , the equilibrium magnetization, is rotated by π/2 from its direction along the z axis into the xy plane during the time period t w ( a to b ). The RF field is turned off suddenly at b. The spins begin to spread out...
Series: ASM Handbook
Volume: 4C
Publisher: ASM International
Published: 09 June 2014
DOI: 10.31399/asm.hb.v04c.a0005838
EISBN: 978-1-62708-167-2
...-bridge inverters. Series resonant and parallel resonant circuits and their tuning calculations associated with output networks are also discussed. The article describes the frequency range of simultaneous dual-frequency induction heating power supply, and discusses the advantages, applications...
Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005341
EISBN: 978-1-62708-187-0
... Abstract The commonly used nondestructive testing of cast products include liquid penetrant inspection, radiographic inspection, fluoroscopic inspection and automated defect recognition, ultrasonic inspection, eddy current inspection, process-controlled resonant testing (PCRT), leak test...
Series: ASM Handbook
Volume: 2
Publisher: ASM International
Published: 01 January 1990
DOI: 10.31399/asm.hb.v02.a0001112
EISBN: 978-1-62708-162-7
..., thermonuclear fusion, and nuclear magnetic resonance. cold processing fabrication technology hot processing superconducting properties ternary molybdenum chalcogenides THE TERNARY MOLYBDENUM CHALCOGENIDES have generated many fundamental as well as applied research efforts since their discovery...
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
... Volumetric methods can detect internal anomalies and include radiographic inspection, ultrasonic inspection, and resonant testing. Cracks and other anomalies at or near the casting surface can be detected by a number of inspection techniques. Surface cracks in ferrous castings...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003237
EISBN: 978-1-62708-199-3
... includes the acoustic-emission resonant sensor. acoustic-emission inspection acoustic-emission resonant sensor burst-type emissions continuous emissions discontinuity inspection instrumentation nondestructive testing method structural testing ACOUSTIC EMISSION is defined as the high...
Series: ASM Handbook
Volume: 19
Publisher: ASM International
Published: 01 January 1996
DOI: 10.31399/asm.hb.v19.a0002360
EISBN: 978-1-62708-193-1
... = 0.22, B = 7.7 mm, and W = 50 mm. Lead geometry per Ref 7 and direct current of 10 A Table 2 Comparison of electromechanical fatigue testing systems Parameter Forced displacement Forced vibration Rotational bending Resonance Servomechanical Tension Yes Yes No Yes Yes...
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: 6
Publisher: ASM International
Published: 01 January 1993
DOI: 10.31399/asm.hb.v06.a0001384
EISBN: 978-1-62708-173-3
... welds, and microelectronic welds. The article provides information on the functions of USW personnel and describes the special conditions in USW which include the condition of the surface, the use of an interlayer, and the control of resonance. It concludes with a description on the weld quality...
Series: ASM Handbook Archive
Volume: 10
Publisher: ASM International
Published: 01 January 1986
DOI: 10.31399/asm.hb.v10.a0001737
EISBN: 978-1-62708-178-8
... discusses the basic principles of spark source technique; SSMS instrumentation such as ion source, electric sector, and magnetic sector; sample preparation; and test procedures of SSMS. Some of the related techniques to SSMS are laser ionization mass spectrometry and laser-induced resonance ionization mass...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003237
EISBN: 978-1-62708-199-3
..., which includes the acoustic-emission resonant sensor. acoustic-emission inspection acoustic-emission resonant sensor burst-type emissions continuous emissions discontinuity inspection instrumentation nondestructive testing method structural testing ACOUSTIC EMISSION is defined...
Series: ASM Handbook
Volume: 8
Publisher: ASM International
Published: 01 January 2000
DOI: 10.31399/asm.hb.v08.a0003315
EISBN: 978-1-62708-176-4
... , 1982 , p 423 Development of higher-frequency testing machines began early in the 20th century. Prior to 1911, the highest fatigue testing frequency was on the order of 33 Hz, using mechanically driven systems. Electrodynamic resonance systems appeared in 1911 when Hopkinson ( Ref 1 ) introduced...
Series: ASM Handbook
Volume: 17
Publisher: ASM International
Published: 01 August 2018
DOI: 10.31399/asm.hb.v17.a0006444
EISBN: 978-1-62708-190-0
..., including the exciter heating at left, the exciter electrical cable heating at lower right, and the resonant mode shape (three faint vertical bars) heating an absorptive coating on the specimen. Vibrothermography was developed in the late 1970s ( Ref 2 ). It came into wider use in the 2000s after...
Series: ASM Handbook
Volume: 4C
Publisher: ASM International
Published: 09 June 2014
DOI: 10.31399/asm.hb.v04c.a0005836
EISBN: 978-1-62708-167-2
... field-effect transistor Fig. 15 Parallel resonance circuit used in induction units Fig. 16 Frequency response of resonance circuit Fig. 17 Series resonant circuit used in induction units Fig. 18 Typical SCR front end, SCR inverter CSI Fig. 19 Current...
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...
Series: ASM Handbook
Volume: 10
Publisher: ASM International
Published: 15 December 2019
DOI: 10.31399/asm.hb.v10.a0006652
EISBN: 978-1-62708-213-6
... microanalysis; ESR, electron spin resonance; FTIR; Fourier transform infrared spectroscopy; GC, gas chromatography; GC/MS, gas chromatography/mass spectrometry; IA, image analysis; IC, ion chromatography; ICP-MS, inductively coupled plasma mass spectroscopy; LC, liquid chromatography; LC/MS: liquid...
Series: ASM Handbook
Volume: 4C
Publisher: ASM International
Published: 09 June 2014
DOI: 10.31399/asm.hb.v04c.a0005843
EISBN: 978-1-62708-167-2
... to a maximum at the point of resonance or maximum impedance ( Fig. 15 ). One means of controlling power in these types of circuits is to sweep the frequency up from some minimum level below the resonant frequency of the circuit or to sweep down from some maximum level above the resonant frequency...