ENGIN-X: A third-generation neutron strain scanner (2006)
Santisteban, J.R., Daymond, M.R., James, J.A., Edwards, L.
ENGIN-X, a new time-of-flight (TOF) neutron diffractometer optimized to measure elastic strains at precise locations in bulky specimens recently commissioned at the ISIS Facility in the Rutherford...
Edwards, L., Bouchard, P.J., Dutta, M., Wang, D.Q., Santisteban, J.R., Hiller, S., ...
Neutron diffraction measurements have been performed to quantify directly the three-dimensional residual stress field in a stainless steel pipe girth weld containing a part-circumference weld repair....
A virtual laboratory for neutron and synchrotron strain scanning (2004)
James, J.A., Santisteban, J.R., Edwards, L., Daymond, M.R.
The new generation of dedicated Engineering Strain Scanners at neutron and synchrotron facilities offer considerable improvements in both counting time and spatial resolution. In order to make full...
A comparison between Engin and Engin-X, a new diffractometer optimized for stress measurement (2004)
Dann, J.A., Daymond, M.R., Edwards, L., James, J., Santisteban, J.R.
Engineering diffractometers are used extensively by both engineers and materials scientists for the measurement of strain within polycrystalline materials, both metallic and ceramic. In the past...
Stefanescu, D., Santisteban, J.R., Edwards, L., Fitzpatrick, M. E.
The cold expansion technique is often used to introduce beneficial compressive stress at fastener holes, and can be used for remedial work where cracks already exist. In this paper, results are...
In situ determination of stresses from time-of-flight neutron transmission spectra (2003)
Steuwer, A., Santisteban, J. R., Withers, P. J., Edwards, L., Fitzpatrick, M. E.
The pulsed neutron transmission diffraction technique exploits the sharp steps in intensity (Bragg edges) appearing in the transmitted spectra of thermal neutrons through polycrystalline materials....
Mapping of unstressed lattice parameters using pulsed neutron transmission diffraction (2002)
Santisteban, J. R., Steuwer, A., Edwards, L., Withers, P. J., Fitzpatrick, M. E.
Stress measurement by neutron diffraction depends critically on knowledge of the unstressed lattice parameter (a0) of the specimen under study. As a result, measurement of stress profiles in...
Time-of-flight neutron transmission diffraction (2001)
Santisteban, J.R., Edwards, L., Steuwer, A., Withers, P. J.
The positions of Bragg edges in neutron transmission experiments can be defined with high accuracy using the time-of-flight (TOF) technique on pulsed neutron sources. A new dedicated transmission...