Single-molecule surface-enhanced Raman spectroscopy (SM-SERS) has the potential to
detect single molecules in a non-invasive, label-free manner with high-throughput. SM …

Super-resolution optical microscopy, which gives access to finer details of objects, is highly
desired for fields of nanomaterial, nanobiology, nanophotonics, etc. Many efforts, including …

In this progress report the development of three‐dimensional μ‐printing and its impact as an
enabling technology onto different scientific fields is reviewed. Driven by direct laser writing …

Recent experiments have evidenced sub-nanometer resolution in plasmonic-enhanced
probe spectroscopy. Such a high resolution cannot be simply explained using the commonly …

In the near future, single-molecule surface-enhanced Raman spectroscopy (SERS) is
expected to expand the family of popular analytical tools for single-molecule …

Scanning near-field optical microscopy (SNOM) offers a means to reach a fine spatial
resolution down to~ 10 nm, but unfortunately suffers from low transmission efficiency of …

Surface plasmon resonance (SPR) in noble metal nanoparticles and nanostructures offers
an efficient means to transport and localize the energy of light into some nanoscale space …

Topological insulators as new emerging building blocks in electronics and photonics
present promising prospects for exciting surface plasmons and enhancing light–matter …

Tip-based plasmonic nanofocusing, which delivers light into a nanoscale region and
achieves localized electromagnetic (EM) field enhancement beyond the diffraction limit, is …

We design and fabricate a three-dimensional (3D) spiral-grating tapered conical gold tip on
an optical fiber end face to serve as a refractive index (RI) sensing probe via a 3D printing …