Phase in nanooptics

PS Carney, B Deutsch, AA Govyadinov… - ACS nano, 2012 - ACS Publications
Quantitative phase measurements in imaging, microscopy, and nanooptics provide
information not carried in amplitude measurements alone. In this issue of ACS Nano …

Near-field characterization of propagating optical modes in photonic crystal waveguides

M Abashin, P Tortora, I Märki, U Levy, W Nakagawa… - Optics express, 2006 - opg.optica.org
We analyze the propagating optical modes in a Silicon membrane photonic crystal
waveguide, based on subwavelength-resolution amplitude and phase measurements of the …

Wave front evolution of negatively refracted waves in a photonic crystal

E Schonbrun, Q Wu, W Park, T Yamashita… - Applied Physics …, 2007 - pubs.aip.org
Using a heterodyne near-field scanning microscope, the authors analyze the phase and
amplitude of the electric field of an optical wave across the boundary of positive to negative …

Near field phase mapping exploiting intrinsic oscillations of aperture NSOM probe

L Stern, B Desiatov, I Goykhman, GM Lerman… - Optics …, 2011 - opg.optica.org
An innovative, simple, compact and low cost approach for phase mapping based on the
intrinsic modulation of an aperture Near Field Scanning Optical Microscope probe is …

Nanoscale mode selector in silicon waveguide for on chip nanofocusing applications

B Desiatov, I Goykhman, U Levy - Nano letters, 2009 - ACS Publications
We demonstrate a nanoscale mode selector supporting the propagation of the first
antisymmetric mode of a silicon waveguide. The mode selector is based on embedding a …

Parabolic tapered photonic crystal cavity in silicon

B Desiatov, I Goykhman, U Levy - Applied Physics Letters, 2012 - pubs.aip.org
We demonstrate the design, fabrication, transmission spectrum measurement, and near-field
characterization of a parabolic tapered one-dimensional photonic crystal cavity in silicon …

Mapping of complex optical field patterns in multimode photonic crystal waveguides by near-field scanning optical microscopy

HH Tao, RJ Liu, ZY Li, S Feng, YZ Liu, C Ren… - Physical Review B …, 2006 - APS
We use near-field scanning optical microscopy (NSOM) operating in collection mode to map
the optical field distribution of continuous wave infrared light propagating along an air …

Near-field digital holography: a tool for plasmon phase imaging

P Dvořák, M Kvapil, P Bouchal, Z Édes, T Šamořil… - Nanoscale, 2018 - pubs.rsc.org
The knowledge of the phase distribution of the near electromagnetic field has become very
important for many applications. However, its experimental observation is still …

Two-dimensional quantitative near-field phase imaging using square and hexagonal interference devices

P Dvořák, P Klok, M Kvapil, M Hrtoň, P Bouchal… - …, 2022 - degruyter.com
We demonstrate the formation of the near field with non-trivial phase distribution using
surface plasmon interference devices, and experimental quantitative imaging of that phase …

Controlling the flow of light with silicon nanostructures

W Park - Laser Physics Letters, 2010 - iopscience.iop.org
Silicon is an important material for integrated photonics applications. High refractive index
and transparency in the infrared region makes it an ideal platform to implement …