The advent of nanotechnology, and the need to understand the chemical composition at the
nanoscale, has stimulated the convergence of IR and Raman spectroscopy with scanning …

Single-molecule (SM) surface-enhanced Raman spectroscopy (SERS) and tip-enhanced
Raman spectroscopy (TERS) have emerged as analytical techniques for characterizing …

An analytical technique operating at the nanoscale must be flexible regarding variable
experimental conditions while ideally also being highly specific, extremely sensitive, and …

Emerging photo-induced excitonic processes in transition metal dichalcogenide (TMD)
heterobilayers, eg, interplay of intra-and inter-layer excitons and conversion of excitons to …

Tip-enhanced Raman spectroscopy (TERS) has been rapidly improved over the past
decade and opened up opportunities to study phonon properties of materials at the …

The semiconductor–metal junction is one of the most critical factors for high-performance
electronic devices. In two-dimensional (2D) semiconductor devices, minimizing the voltage …

Advances in technology now enable infrared and Raman vibrational spectroscopic imaging
with resolution on the molecular scale. A number of techniques have emerged that provide …

Nanoscale inhomogeneities, such as defects and wrinkles, in atomic layers of transition-
metal dichalcogenide (TMDC) semiconductor materials deteriorate the remarkable physical …

Monitoring and controlling the neutral and charged excitons (trions) in two-dimensional (2D)
materials are essential for the development of high-performance devices. However …

Understanding growth, grain boundaries (GBs), and defects of emerging two-dimensional
(2D) materials is key to enabling their future applications. For quick, nondestructive …