@article{834361, author = {j Koralek and Jack Douglas and N Plumb and Z Sun and A Fedorov and M Murnane and H Kapteyn and Steven Cundiff and Y Aiura and K Oka and H. Eisaki and D Dessau}, title = {Laser Based Angle-Resolved Photoemission, the Sudden Approximation and Quasiparticle-Like Spectral Peaks in Bi2Sr2Cu2O8+Δ}, year = {2021}, month = {2021-10-12 15:10:19}, publisher = {Physical Review Letters}, language = {en}, }