Methods for chemical analysis at the nanometer scale are crucial for understanding and
characterizing nanostructures of modern materials and biological systems. Tip‐enhanced …

The control of light fields on subwavelength scales in nanophotonic structures has become
ubiquitous, driven by both curiosity and a multitude of applications in fields ranging from …

Recent advances in nanotechnologies have prompted the need for tools to accurately and
non-invasively manipulate individual nano-objects. Among the possible strategies, optical …

Optical tweezers have found many applications in biology, but for reasonable intensities,
conventional traps are limited to particles> 100 nm in size. We use a double-nanohole in a …

We measure the dynamics of 20 nm polystyrene particles in a double nanohole trap to
determine the trap stiffness for various laser powers. Both the autocorrelation analysis of …

In this article, we present an overview of aperture and apertureless type scanning near-field
optical microscopy (SNOM) techniques that have been developed, with a focus on three …

Subwavelength features in conjunction with light‐guiding structures have gained significant
interest in recent decades due to their wide range of applications to particle and atom …

Integration of plasmonic structures on step‐index optical fibers is attracting interest for both
applications and fundamental studies. However, the possibility to dynamically control the …

The development of reliable, mass-produced, and cost-effective sub-10 nm nanofabrication
technology leads to an unprecedented level of integration of photonic devices. In this work …

Focused ion beam (FIB) technology has become a promising technique in micro-and nano-
prototyping due to several advantages over its counterparts such as direct (maskless) …