80 citations · 139 across the 3 of their papers we have counts for
3 papers
hep-th2008★ 80 cited
Particle propagators on discrete spacetime
Steven Johnston
A quantum mechanical description of particle propagation on the discrete spacetime of a causal set is presented. The model involves a discrete path integral in which trajectories w…
cond-mat.supr-con2008★ 33 cited
Superconductivity-Induced Self-Energy Evolution of the Nodal Electron of Optimally-Doped Bi2212
W. S. Lee, W. Meevasana, S. Johnston +7
The temperature dependent evolution of the renormalization effect in optimally-doped Bi2212 along the nodal direction has been studied via angle-resolved photoemission spectroscopy…
cond-mat.supr-con2007★ 26 cited
Aspects of Electron-Phonon Self-Energy Revealed from Angle-Resolved Photoemission Spectroscopy
W. S. Lee, S. Johnston, T. P. Devereaux +1
Lattice contribution to the electronic self-energy in complex correlated oxides is a fascinating subject that has lately stimulated lively discussions. Expectations of electron-pho…