Molecular junctions are building blocks for constructing future nanoelectronic devices that
enable the investigation of a broad range of electronic transport properties within nanoscale …

Quantum tunneling, in which electrons can tunnel through a finite potential barrier while
simultaneously interacting with other matter excitation, is one of the most fascinating …

MXenes, an emerging class of two-dimensional materials, exhibit characteristics that
promise significant potential for their use in next generation optoelectronic sensors. An …

Ultrafast interfacing of electrical and optical signals at the nanoscale is highly desired for on-
chip applications including optical interconnects and data processing devices. Here, we …

A plasmonic refractive index sensor based on surface plasmon polaritons (SPPs) that
consist of metal–insulator–metal (MIM) waveguides and a whistle-shaped cavity is …

Over the last century, quantum theories have revolutionized our understanding of material
properties. One of the most striking quantum phenomena occurring in heterogeneous media …

Inelastic quantum mechanical tunneling of electrons across plasmonic tunnel junctions can
lead to surface plasmon polariton (SPP) and photon emission. So far, the optical properties …

Understanding the origin of above-threshold photons emitted from electrically driven tunnel
junctions (⁠ ℏ ω> e V b with V b being the applied voltage bias) is of current interest in nano …

By mechanically changing the width of a nanometer gap between two optical antennas, the
coupling condition for the antennas can be seamlessly modified. This leads to a shift in the …

Outcoupling of plasmonic modes excited by inelastic electron tunneling (IET) across
plasmonic tunnel junctions (TJs) has attracted significant attention due to low operating …