Attosecond science is based on electron dynamics driven by a strong optical electric field
and has evolved beyond its original scope in gas-phase atomic and molecular physics to …

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

At high intensities, light–matter interactions are controlled by the electric field of the exciting
light. For instance, when an intense laser pulse interacts with an atomic gas, individual …

We report photoelectron emission from the apex of a sharp gold nanotaper illuminated via
grating coupling at a distance of 50 μm from the emission site with few-cycle near-infrared …

X-ray crystallography is one of the main methods to determine atomic-resolution 3D images
of the whole spectrum of molecules ranging from small inorganic clusters to large protein …

Extracting light from silicon is a longstanding challenge in modern engineering and physics.
While silicon has underpinned the past 70 years of electronics advancement, a facile …

Optical modulation and switch are crucial in photonics technologies, and microscope
electron sources are essential in imaging. However, it is an obstacle to integrating those …

Femtosecond ultrabright electron sources with spatially structured emission are an enabling
technology for free-electron lasers, compact coherent X-ray sources, electron diffractive …

In this paper, we develop an exact analytical quantum theory for field emission from surfaces
with a nearby quantum well, by solving the one-dimensional time-independent Schrödinger …

This paper presents an exact analytical theory for field emission from dielectric coated
cathode surfaces, by solving the one-dimensional (1D) Schrödinger equation with a double …