Transient grating spectroscopy: An ultrarapid, nondestructive materials evaluation technique
Structure–property relationships are the foundation of materials science and are essential
for predicting material response to driving forces, managing in-service material degradation …
for predicting material response to driving forces, managing in-service material degradation …
Thermal diffusivity degradation and point defect density in self-ion implanted tungsten
Using transient grating spectroscopy (TGS) we measure the thermal diffusivity of tungsten
exposed to different levels of 20 MeV self-ion irradiation. Damage as low as 3.2× 10− 4 …
exposed to different levels of 20 MeV self-ion irradiation. Damage as low as 3.2× 10− 4 …
Modified deformation behaviour of self-ion irradiated tungsten: A combined nano-indentation, HR-EBSD and crystal plasticity study
Predicting the dramatic changes in mechanical and physical properties caused by
irradiation damage is key for the design of future nuclear fission and fusion reactors. Self-ion …
irradiation damage is key for the design of future nuclear fission and fusion reactors. Self-ion …
Detecting self-ion irradiation-induced void swelling in pure copper using transient grating spectroscopy
Irradiation-induced void swelling remains a major challenge to nuclear reactor operation.
Swelling may take years to initiate and often results in rapid material property degradation …
Swelling may take years to initiate and often results in rapid material property degradation …
[HTML][HTML] Map** the full lattice strain tensor of a single dislocation by high angular resolution transmission Kikuchi diffraction (HR-TKD)
The full lattice strain tensor and lattice rotations induced by a dislocation in pure tungsten
were mapped using high-resolution transmission Kikuchi diffraction (HR-TKD) in a SEM. The …
were mapped using high-resolution transmission Kikuchi diffraction (HR-TKD) in a SEM. The …
Real-time thermomechanical property monitoring during ion beam irradiation using in situ transient grating spectroscopy
A facility for continuously monitoring the thermal and elastic performance of materials under
exposure to ion beam irradiation has been designed and commissioned. By coupling an all …
exposure to ion beam irradiation has been designed and commissioned. By coupling an all …
Nanoscale imaging of the full strain tensor of specific dislocations extracted from a bulk sample
Lattice defects play a key role in determining the properties of crystalline materials. Probing
the three-dimensional (3D) lattice strains that govern their interactions remains a challenge …
the three-dimensional (3D) lattice strains that govern their interactions remains a challenge …
[HTML][HTML] Generation of coherent phonons by coherent extreme ultraviolet radiation in a transient grating experiment
We investigate the excitation of coherent acoustic and optical phonons by ultrashort extreme
ultraviolet (EUV) pulses produced by a free electron laser. Two crossed femtosecond EUV …
ultraviolet (EUV) pulses produced by a free electron laser. Two crossed femtosecond EUV …
[HTML][HTML] Thermal transport in suspended silicon membranes measured by laser-induced transient gratings
Studying thermal transport at the nanoscale poses formidable experimental challenges due
both to the physics of the measurement process and to the issues of accuracy and …
both to the physics of the measurement process and to the issues of accuracy and …
The effect of helium implantation on the deformation behaviour of tungsten: X-ray micro-diffraction and nanoindentation
The effect of helium-implantation-induced defects on deformation behaviour is examined by
comparing spherical nano-indents in unimplanted and helium-implanted regions of a …
comparing spherical nano-indents in unimplanted and helium-implanted regions of a …