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neutron diffraction

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Series: ASM Handbook Archive
Volume: 10
Publisher: ASM International
Published: 01 January 1986
DOI: 10.31399/asm.hb.v10.a0001765
EISBN: 978-1-62708-178-8
.... It describes the instrumentation required for, and advancements made in, neutron powder diffraction. The article further explains the texture and residual stress (macrostresses and microstresses) problems that are analyzed using the neutron powder diffraction method. It also outlines the single-crystal neutron...
Series: ASM Handbook
Volume: 10
Publisher: ASM International
Published: 15 December 2019
DOI: 10.31399/asm.hb.v10.a0006667
EISBN: 978-1-62708-213-6
... Abstract This article provides a brief introduction to neutron diffraction as well as its state-of-the-art capabilities. The discussion covers the general principles of the neutron, neutron-scattering theory, generation of neutrons, types of incident radiation, and purposes of single-crystal...
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Published: 01 January 1986
Fig. 5 Furnace designed for single-crystal neutron diffraction. Note that the beam readily penetrates the platinum foil heat shield. Source: Ref 14 More
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Published: 01 June 2016
Fig. 7 Neutron diffraction measurement locations for cold-water-quenched rectilinear block made from alloy 7449. L, longitudinal; LT, long transverse; ST, short transverse More
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Published: 01 June 2016
Fig. 10 Residual stresses measured by a neutron diffraction technique in a U-0.8Ti alloy cylinder. (a) After a gamma solution heat treatment and water immersion quench, a biaxial stress state is observed with very large surface compressive and interior tensile residual stresses. (b) Aging More
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Published: 15 December 2019
Fig. 13 Neutron diffraction of an in operando lead zirconate titanate multilayer device. Color plots of the strain across the (111) reflection (a) parallel and (c) normal to the stacking. (b) and (d) The same for reflections (002) and (200). Diffraction peak profiles in the same directions More
Series: ASM Handbook
Volume: 22B
Publisher: ASM International
Published: 01 November 2010
DOI: 10.31399/asm.hb.v22b.a0005532
EISBN: 978-1-62708-197-9
... figure measurement and electron backscatter diffraction (EBSD). The article describes the process considerations for pole figure measurement, including X-ray diffraction, neutron diffraction, stereographic projection, equal area projection, graphing pole figures, typical textures, and orientation...
Series: ASM Handbook
Volume: 10
Publisher: ASM International
Published: 15 December 2019
DOI: 10.31399/asm.hb.v10.a0006678
EISBN: 978-1-62708-213-6
... emission spectroscopy, high-temperature combustion, and inert gas fusion. This is followed by a section on techniques for determining the atomic structure of crystals, namely X-ray diffraction, neutron diffraction, and electron diffraction. Types of electron microscopies most commonly used...
Series: ASM Handbook
Volume: 8
Publisher: ASM International
Published: 01 January 2000
DOI: 10.31399/asm.hb.v08.a0003329
EISBN: 978-1-62708-176-4
... the semidestructive methods of residual stress measurement: blind hole drilling and ring coring, spot annealing, and X-ray diffraction techniques. Nondestructive methods such as neutron diffraction, ultrasonic velocity, and magnetic Barkhausen noise techniques, are also discussed. Barkhausen noise analysis...
Series: ASM Handbook
Volume: 8
Publisher: ASM International
Published: 01 January 2000
DOI: 10.31399/asm.hb.v08.a0003325
EISBN: 978-1-62708-176-4
... techniques include X-ray diffraction, neutron diffraction, Barkhausen noise analysis, and ultrasonic propagation analysis. The article concludes with an overview of weldability testing. bend strength ductility fracture toughness hardness hole drilling chip machining groove machining block...
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Published: 01 January 2005
to the extrusion axis. Data obtained by neutron diffraction at the Los Alamos Neutron Science Center (LANSCE) at Los Alamos National Laboratory ( Ref 12 ) More
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Published: 15 December 2019
, effectively precluding their use in neutron diffraction. Also, 1 H and isotopes from neodymium, samarium, and gadolinium contribute incoherent scattering, observed experimentally as an increase in background. More
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Published: 31 August 2017
Fig. 1 Number of atoms in the first coordination sphere obtained by neutron diffraction and x-ray. Source: Ref 2 More
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Published: 01 June 2016
Fig. 16 Residual-stress magnitudes present at center and surface of 7449 blocks as determined by both x-ray and neutron diffraction (ND) after quenching. See text for explanation of heat treatments. More
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Published: 01 June 2016
Fig. 12 Residual-stress magnitudes present at center and surface of 7449 blocks as determined by both x-ray and neutron diffraction (ND) after cold water quenching and artificial aging. See text for explanation of heat treatments. More
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Published: 01 November 2010
Fig. 11 Contour plots of the measured (left side) and modeled (right side) stresses in the (a) hoop, (b) axial, and (c) radial directions. All stresses are plotted in MPa. The typical accuracy of the stress characterization by neutron diffraction was ±70 MPa. Source: Ref 64 More
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Published: 01 November 2010
Fig. 13 (a) 143 mm diameter Udimet 720LiNi superalloy inertia-welded testpiece. Hoop stresses measured by neutron diffraction (inner wall at R = −4; outer wall at R = 4) for (b) the as-welded condition and after the following heat treatments: (c) 760 °C (no dwell) and (d) 8 h at 760 °C More
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Published: 01 November 2010
along the cross section of the disk (b). The symbols indicate the stress values determined by neutron diffraction (measurement error approximately ±50 MPa). FEM, finite-element method. Source: Ref 99 , 100 More
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Published: 15 June 2020
Fig. 27 Al 2 O 3 -Y 2 O 3 phase diagram. Source: Ref 43 . Reprinted from M. Medraj, R. Hammond, M.A. Parvez, R.A.L. Drew, and W.T. Thompson, High Temperature Neutron Diffraction Study of the Al 2 O 3 -Y 2 O 3 System, J. Eur. Ceram. Soc. , Vol 26, Jan 2006, p 3515–3524, https://doi.org More
Series: ASM Handbook Archive
Volume: 10
Publisher: ASM International
Published: 01 January 1986
DOI: 10.31399/asm.hb.v10.a0001762
EISBN: 978-1-62708-178-8
... it can be used. It begins with a discussion on the principles of diffraction and scattering and the effectiveness of x-ray, neutron, and electron energy sources for different types of measurements. It provides information on data collection and reduction and explains how to create atomic distribution...