Driven by applications in chemical sensing, biological imaging and material
characterisation, Raman spectroscopies are attracting growing interest from a variety of …

Surface enhanced Raman spectroscopy (SERS) is a powerful vibrational spectroscopy
technique that allows for highly sensitive structural detection of low concentration analytes …

The design and realization of metallic nanostructures with tunable plasmon resonances has
been greatly advanced by combining a wealth of nanofabrication techniques with advances …

Electrochemical surface-enhanced Raman spectroscopy (EC-SERS) is a
spectroelectrochemical method that has been in existence since the first SERS …

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

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 …

Surface enhanced Raman scattering (SERS) at extremely high enhancement level turns the
weak inelastic scattering effect of photons on vibrational quantum states into a structurally …

This review discusses a relatively new technique for optical nanoimaging at visible
wavelength, known as tip-enhanced Raman spectroscopy (TERS). This technique relies on …

Diffraction of light prevents optical microscopes from having spatial resolution beyond a
value comparable to the wavelength of the probing light. This essentially means that visible …

Raman spectroscopy is an increasingly popular technique in many areas, including biology
and medicine. It is based on Raman scattering, a phenomenon in which incident photons …