The quest for ultrahigh detection sensitivity with spectroscopic contrasts other than
fluorescence has led to various novel approaches to optical microscopy of biological …

Advancements in coherent Raman scattering (CRS) microscopy have enabled label-free
visualization and analysis of functional, endogenous biomolecules in living systems. When …

We investigate the nonlinear optical properties of graphene flakes using four-wave mixing.
The corresponding third-order optical susceptibility is found to be remarkably large and only …

Because each nonlinear optical (NLO) imaging modality is sensitive to specific molecules or
structures, multimodal NLO imaging capitalizes the potential of NLO microscopy for studies …

Materials with electrically tunable optical properties offer a wide range of opportunities for
photonic applications. The optical properties of the single-walled carbon nanotubes …

The basics of four-wave mixing (FWM) and recent advances in FWM microscopy are
reviewed with a particular emphasis on applications in the field of nanomaterials. The vast …

Light-based diagnostics and therapy have become indispensable tools in the field of cancer
nanomedicine. Various optical imaging modalities with tomographic capability have been …

Research on aggregation-induced emission luminogens (AIEgens) has caused tremendous
research enthusiasms among scientists worldwide because they can realize strong solid …

As interest in the potential biomedical applications of carbon nanotubes increases, there is a
need for methods that can image nanotubes in live cells, tissues and animals. Although …

Nanoparticles have attracted enormous attention for biomedical applications as optical
labels, drug-delivery vehicles and contrast agents in vivo. In the quest for superior …