Neutron Bragg-edge mapping of weld seams

N Kardjilov, I Manke, A Hilger, S Williams… - International journal of …, 2012 - degruyter.com
mappedwelded components with such energy-selective neutron radiography around
specific Bragg-edges in the transmission spectrum. Features in the local microstructure of the weld

Revealing the residual stress distribution in laser welded Eurofer97 steel by neutron diffraction and Bragg edge imaging

B Zhu, N Leung, W Kockelmann, S Kabra… - Journal of Materials …, 2022 - Elsevier
… residual strain is mapped by neutron Bragg edge imaging. … stress in as-welded and
post-heat treated Eurofer97 joints. The … Neutron diffraction is used to study the through-thickness …

[HTML][HTML] Neutron Bragg edge tomography characterisation of residual strain in a laser-welded Eurofer97 joint

B Zhu, N Leung, W Kockelmann, M Gorley… - Nuclear Materials and …, 2023 - Elsevier
… Concerns about residual stress related cracking and other types of failure of welded joints
… The high-resolution residual strain maps for a large region can be obtained using neutron

Calibration and optimization of Bragg edge analysis in energy-resolved neutron imaging experiments

AS Tremsin, HZ Bilheux, JC Bilheux… - Nuclear Instruments and …, 2021 - Elsevier
… Our results also indicate that the strain maps with ∼ mm spatial resolution (due to a ∼ mm
… More generally, strain maps reconstructed from energy-resolved neutron imaging should be …

Time-Resolved Neutron Bragg-Edge Imaging: A Case Study by Observing Martensitic Phase Formation in Low Temperature Transformation (LTT) Steel during GTAW

A Griesche, B Pfretzschner, UA Taparli, N Kardjilov - Applied Sciences, 2021 - mdpi.com
… The use of neutrons allows for examining samples with … residual stresses around weld seams
by neutron diffraction [5,6], or … after the Bragg edge at 0.44 nm using the same welding and …

Neutron Bragg edge tomography for phase mapping

R Woracek, D Penumadu, N Kardjilov, A Hilger, M Boin… - Physics Procedia, 2015 - Elsevier
… The neutron Bragg edge tomography method is demonstrated in this paper using steel …
Neutron Bragg-edge mapping of weld seams. International Journal of Materials Research, p…

[HTML][HTML] The use of time-of-flight neutron Bragg edge imaging to measure the residual strains in W/Cu dissimilar joints for fusion reactors

O Mohamed, B Zhu, N Leung, W Kockelmann… - Nuclear Materials and …, 2024 - Elsevier
Neutron Bragg-edge imaging allowed for the mapping of residual strains … neutron diffraction,
Bragg edge imaging makes use of the diffraction phenomenon that occurs when neutrons

[PDF][PDF] Investigation of dissimilar metal welds by energy-resolved neutron imaging

AS Tremsin, S Ganguly, SM Meco… - Journal of applied …, 2016 - journals.iucr.org
… We also demonstrate the possibility of mapping the … function to the measured Bragg edge
spectrum around each pixel … thickness along the direction of the weld seam is shown in Fig. 8(a…

[PDF][PDF] Development and Application of Bragg Edge Neutron Transmission Imaging on the IMAT Beamline

RS Ramadhan - 2019 - pureportal.coventry.ac.uk
… This work also shows that Bragg edge imaging can be used to map strains, texture distributions,
to follow texture evolution, and to measure the temperature dependence of the Debye-…

Investigation of microstructure within metal welds by energy resolved neutron imaging

AS Tremsin, W Kockelmann… - Journal of Physics …, 2016 - iopscience.iop.org
… to the stirred zone in the direction along the weld seam. The width of the (110) Bragg edge
is larger in the heat affected zone, as … Neutron Bragg-edge mapping of weld seams. Int. J. …