In the past 20 years, we have reached a broad understanding of many light-driven
phenomena in nanoscale systems. The temporal dynamics of the excited states are instead …

Plasmonics is a rapidly growing field spanning research and applications across chemistry,
physics, optics, energy harvesting, and medicine. Ultrafast photoemission electron …

Recently two emerging areas of research, attosecond and nanoscale physics, have started
to come together. Attosecond physics deals with phenomena occurring when ultrashort laser …

Coherent optical excitations in two-dimensional (2D) materials, 2D polaritons, can generate
a plethora of optical phenomena that arise from the extraordinary dispersion relations that …

Strong coupling between two resonance modes leads to the formation of new hybrid modes
exhibiting disparate characteristics owing to the reversible exchange of information between …

The ability to study single particles has revolutionized nanoscience. The advantage of single
particle spectroscopy measurements compared to conventional ensemble studies is that …

Capturing and controlling plasmons at buried interfaces with nanometre and femtosecond
resolution has yet to be achieved and is critical for next generation plasmonic devices. Here …

Studies of the ultrafast carrier dynamics of transition metal dichalcogenides have employed
spatially averaged measurements, which obfuscate the rich variety of dynamics that …

Experimental methods for ultrafast microscopy are advancing rapidly. Promising methods
combine ultrafast laser excitation with electron-based imaging or rely on super-resolution …

Time-resolved imaging of the propagation and interference of isolated ultrashort surface
plasmon polariton wave packets is demonstrated using two photon photoemission …