In the past few decades, the development of optical probes for thiols has attracted great
attention because of the biological importance of the thiol-containing molecules such as …

Plasmon-enhanced luminescence (PEL) is a unique photophysical phenomenon in which
the interaction between luminescent moieties and metal nanostructures results in a marked …

Plasmonic nanoparticles made of gold and silver have attracted a great deal of research
attention in various fields, such as biosensors, imaging, therapy, nanophotonics, catalysis …

In this paper, highly blue-luminescent nitrogen-doped graphene quantum dots (N-GQDs)
are synthesized by a facile one-step hydrothermal treatment of citric acid and …

Herein a new kind of convenient, low-cost, environmentally friendly and high-output
heterogeneous one step synthesis of nitrogen-doped carbon dots (N-CDs) was developed …

Sustainable chemistry principles involve go-green approaches for the synthesis of
nanomaterials. Recent interest has been toward the use of renewable raw materials as …

Gold (Au) nanoparticles that display strong two-photon photoluminescence (TPPL) are
attractive contrast agents for noninvasive live cell/tissue imaging with deep penetration …

Smart electrochemical biosensors have emerged as a promising alternative analytical
diagnostic tool in recent clinical practice. However, improvement in the biocompatibility and …

Aggregated metal nanoparticles have been known to display significantly enhanced two-
photon photoluminescence (TPPL) compared to nonaggregated nanoparticles, which could …

We explore plasmon coupling and surface-enhanced Raman scattering (SERS) from
nanogaps defined by different surface shapes. To this end, we assemble heterodimers …