Optical analysis of nanoparticles via enhanced backscattering facilitated by 3-D photonic nanojets

X Li, Z Chen, A Taflove, V Backman - Optics express, 2005 - opg.optica.org
We report the phenomenon of ultra-enhanced backscattering of visible light by nanoparticles
facilitated by the 3-D photonic nanojet??? a sub-diffraction light beam appearing at the …

Subwavelength focusing of Bloch surface waves

MS Kim, B Vosoughi Lahijani, N Descharmes… - Acs …, 2017 - ACS Publications
Microsized spheres can focus light into subwavelength spatial domains, a phenomenon
called photonic nanojet. Even though well studied in three-dimensional (3D) configurations …

Simulation and experimental observations of axial position control of a photonic nanojet by a dielectric cube with a metal screen

CY Liu, WY Chen, YE Geints, OV Minin, IV Minin - Optics Letters, 2021 - opg.optica.org
In this Letter, we report on a numerical study, fabrication, and experimental observations of
photonic nanojet (PNJ) shaping by control of a tangential electric field component. Here the …

Resolution and signal enhancement of Raman mapping by photonic nanojet of a microsphere

V Gašparić, D Ristić, H Gebavi, M Ivanda - Applied surface science, 2021 - Elsevier
The field of Raman spectroscopy is constantly under improvement by development of
methods of enhancement. One of the latest methods, based on photonic nanojet of a …

Microsphere-based super-resolution scanning optical microscope

G Huszka, H Yang, MAM Gijs - Optics express, 2017 - opg.optica.org
High-refractive index dielectric microspheres positioned within the field of view of a
microscope objective in a dielectric medium can focus the light into a so-called photonic …

Photonic jet lens

S Lecler, S Perrin, A Leong-Hoi, P Montgomery - Scientific reports, 2019 - nature.com
Microsphere-assisted microscopy currently benefits from a considerable interest in the
microscope-research community. Indeed, this new imaging technique enables the lateral …

Real-space observation of photonic nanojet in dielectric microspheres

CY Liu, YH Wang - Physica E: Low-dimensional Systems and …, 2014 - Elsevier
The three-dimensional real-space observation of photonic nanojet in different microspheres
illuminated by a laser is reported. The finite-difference time-domain technique is used to …

Resolution and reciprocity in microspherical nanoscopy: point-spread function versus photonic nanojets

AV Maslov, VN Astratov - Physical Review Applied, 2019 - APS
This paper pertains to a long-standing debate about the quantification criteria and
mechanisms of optical superresolution in microsphere-based nanoscopy. Its super …

Optical trapping, sensing, and imaging by photonic nanojets

H Li, W Song, Y Zhao, Q Cao, A Wen - Photonics, 2021 - mdpi.com
The optical trapping, sensing, and imaging of nanostructures and biological samples are
research hotspots in the fields of biomedicine and nanophotonics. However, because of the …

A photonic nanojet as tunable and polarization‐sensitive optical tweezers

A Kovrov, A Novitsky, A Karabchevsky… - Annalen der …, 2018 - Wiley Online Library
The ability to manipulate small objects with focused laser beams has opened a venue for
investigating dynamical phenomena relevant to both fundamental and applied sciences …