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neutron diffraction

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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...
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: 22B
Publisher: ASM International
Published: 01 November 2010
DOI: 10.31399/asm.hb.v22b.a0005532
EISBN: 978-1-62708-197-9
.... These methods include pole 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...
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...
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
... and presents several examples highlighting various ways in which 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...
Series: ASM Handbook
Volume: 4E
Publisher: ASM International
Published: 01 June 2016
DOI: 10.31399/asm.hb.v04e.a0006252
EISBN: 978-1-62708-169-6
... tensile-stress magnitudes >200 MPa, while surface compressive stresses were approximately 160 MPa (23 ksi) ( Ref 36 ). Neutron diffraction measurements have the great benefit of being very penetrating and nondestructive (although a residual-stress-free reference sample is required to calculate stresses...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001238
EISBN: 978-1-62708-170-2
... , Measurements of Residual and Applied Stress using Neutron Diffraction , Hutchings M.T. and Krawitz A.D. , 1991 , p 37 – 50 22. Dodd H.D. and Kumar K.V. , Technological Fundamentals of CBN Bevel Gear Finish Grinding, Technical Paper MR85-273 , Superabrasives '85 (Chicago...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003251
EISBN: 978-1-62708-199-3
... Limitations Because XRD obtains information from the near-surface region of the sample, it only provides surface stress information and is not capable of measuring stresses in the interiors of components. Capabilities of Related Techniques Neutron Diffraction Neutron diffraction residual...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003251
EISBN: 978-1-62708-199-3
... and their uses are described in the following sections, along with information about the threshold sensitivity and precision, limitations, sample requirements, and capabilities of related techniques. Neutron diffraction residual stress measurement is based on the same principles as XRD. Because neutrons...
Series: ASM Handbook
Volume: 9
Publisher: ASM International
Published: 01 December 2004
DOI: 10.31399/asm.hb.v09.a0003744
EISBN: 978-1-62708-177-1
... of the Seventh International Conference on Textures of Materials (ICOTOM 7) , Netherlands Society for Materials Science , 1984 , p 857 – 862 38. Brokmeier H.-G. , Texture Analysis by Neutron Diffraction , Mater. Sci. Forum , Vol 156–157 , 1994 , p 59 – 70 10.4028/www.scientific.net/MSF.157...
Series: ASM Handbook
Volume: 22A
Publisher: ASM International
Published: 01 December 2009
DOI: 10.31399/asm.hb.v22a.a0005418
EISBN: 978-1-62708-196-2
... elastoplasticity is treated as the flow rule ( Ref 8 ). It is common practice to use such a model when studying the operative deformation mechanisms during the elastic-plastic transition and the intergranluar strains that arise, measured by neutron or synchrotron x-ray diffraction ( Ref 9 , Ref 10 , Ref 11...
Series: ASM Handbook
Volume: 10
Publisher: ASM International
Published: 15 December 2019
DOI: 10.31399/asm.hb.v10.a0006670
EISBN: 978-1-62708-213-6
... materials is that they lie at the end of a continuum, where the density of defects becomes so high the material no longer exhibits the long-range structural order required to produce discrete features in x-ray, electron, or neutron diffraction. Organic semiconductors essentially lie between the amorphous...
Series: ASM Handbook
Volume: 6
Publisher: ASM International
Published: 01 January 1993
DOI: 10.31399/asm.hb.v06.a0001482
EISBN: 978-1-62708-173-3
... a strain field directly and minimizes data reduction. Both x-ray and neutron diffraction follow Bragg's law: λ = 2 d h k l sin θ h k l where λ is the wavelength, d hkl is interplanar spacing of the plane hkl, and θ hkl is the scattering angle. An advantage...
Series: ASM Handbook
Volume: 22B
Publisher: ASM International
Published: 01 November 2010
DOI: 10.31399/asm.hb.v22b.a0005515
EISBN: 978-1-62708-197-9
... characterization by neutron diffraction was ±70 MPa. Source: Ref 64 Fig. 12 (a) Dilatometry data for cooling of CMV steel. (b) Predicted postweld cooled von Mises stress distribution in a CMV steel after inertia welding with and without phase transformation. The austenitized zone is shown highlighted...
Series: ASM Handbook Archive
Volume: 10
Publisher: ASM International
Published: 01 January 1986
DOI: 10.31399/asm.hb.v10.a0001759
EISBN: 978-1-62708-178-8
... symmetric forming operations, such as tube extrusion, are less common. Figure 5 defines angles discussed below. Crystallographic texture is a relatively accessible measure of average grain orientation in polycrystalline bodies. Straightforward methods of x-ray (or neutron) diffraction...
Series: ASM Handbook
Volume: 10
Publisher: ASM International
Published: 15 December 2019
DOI: 10.31399/asm.hb.v10.9781627082136
EISBN: 978-1-62708-213-6
Series: ASM Handbook
Volume: 20
Publisher: ASM International
Published: 01 January 1997
DOI: 10.31399/asm.hb.v20.a0002493
EISBN: 978-1-62708-194-8
... the Neutron Diffraction Technique , The Welding Institute , Cambridge, UK , 1987 31. Ruud C.O. , A Review of Nondestructive Methods for Residual Stress Measurement , J. Met. , Vol 33 ( No. 7 ), 1981 , p 35 – 40 10.1007/BF03339450 32. Hilley M.E. , Larson J.A...
Series: ASM Handbook
Volume: 10
Publisher: ASM International
Published: 15 December 2019
DOI: 10.31399/asm.hb.v10.a0006671
EISBN: 978-1-62708-213-6
... electrons, or neutrons that undergo wave interference with the regular arrangement of atoms in a crystalline lattice. Crystal diffraction techniques can be used to give both qualitative and quantitative data on the phases present. By far the most common technique used is x-ray powder diffraction...