Coinage metals, such as Au, Ag, and Cu, have been important materials throughout
history.(1) Although in ancient cultures they were admired primarily for their ability to reflect …

Electrocatalysis plays a vital role in energy conversion and storage in modern society.
Localized surface plasmon resonance (LSPR) is a highly attractive approach to enhance the …

Within the last 30 years, electron energy-loss spectroscopy (EELS) has become a standard
analytical technique used in the transmission electron microscope to extract chemical and …

Localized surface plasmon resonance (LSPR) is a physical phenomenon exhibited by
nanoparticles of metals including coinage metals, alkali metals, aluminum, and some …

The pseudo-two-dimensional (2D) morphology of plate-like metal nanoparticles makes them
one of the most anisotropic, mechanistically understood, and tunable structures available …

When light interacts with a metal nanoparticle (NP), its conduction electrons can be driven
by the incident electric field in collective oscillations known as localized surface plasmon …

Scanning transmission electron microscopy (STEM) has emerged as a uniquely powerful
tool for structural and functional imaging of materials on the atomic level. Driven by …

The plasmon resonances of metallic nanoparticles have received considerable attention for
their applications in nanophotonics, biology, sensing, spectroscopy and solar energy …

Optical antennas are an emerging concept in physical optics. Similar to radiowave and
microwave antennas, their purpose is to convert the energy of free propagating radiation to …

This review discusses how low-energy valence excitations created by swift electrons can
render information on the optical response of structured materials with unmatched spatial …