Recent advances in optical metasurfaces for polarization detection and engineered polarization profiles

Y Intaravanne, X Chen - Nanophotonics, 2020 - degruyter.com
Like amplitude, phase and frequency, polarization is one of the fundamental properties of
light, which can be used to record, process and store information. Optical metasurfaces are …

Ultrafast dynamics of hot charge carriers in an oxide semiconductor probed by femtosecond spectroscopic ellipsometry

S Richter, O Herrfurth, S Espinoza… - New Journal of …, 2020 - iopscience.iop.org
Many linked processes occur concurrently in strongly excited semiconductors, such as
interband and intraband absorption, scattering of electrons and holes by the heated lattice …

Spectroscopic Mueller matrix polarimeter based on spectro-temporal modulation

N Quan, C Zhang, T Mu, C You - Optics Express, 2020 - opg.optica.org
A spectroscopic Mueller matrix polarimeter based on spectro-temporal modulation with a
compact, low-cost, and birefringent crystal-based configuration has been developed. The …

[HTML][HTML] Ultrasensitive broadband infrared 4× 4 Mueller-matrix ellipsometry for studies of depolarizing and anisotropic thin films

A Furchner, C Kratz, W Ogieglo, I Pinnau… - Journal of Vacuum …, 2020 - pubs.aip.org
The authors present a second-generation broadband 4× 4 Mueller-matrix (MM) ellipsometer
for ultrasensitive infrared-spectroscopic (⁠ 8000− 800 cm− 1⁠) studies of complex …

Influence of temporal averaging in the performance of a rotating retarder imaging Stokes polarimeter

Á Lizana, J Campos, A Van Eeckhout, A Márquez - Optics express, 2020 - opg.optica.org
We study the optimum operating conditions for a rotating retarder fixed polarizer (RRFP)
when the measurements are not quasi-instantaneous but time-averaged. We obtain the …

Polarization modeling and predictions for Daniel K. Inouye Solar Telescope, part 6: fringe mitigation with polycarbonate modulators and optical contact calibration …

DM Harrington, SA Jaeggli, TA Schad… - Journal of …, 2020 - spiedigitallibrary.org
Interference fringes are a major source of systematic error in astronomical
spectropolarimeters. We apply the Berreman formalism with recent spatial fringe aperture …

Paperboard coating detection based on full-stokes imaging polarimetry

J Brugés Martelo, J Lundgren, M Andersson - Sensors, 2020 - mdpi.com
The manufacturing of high-quality extruded low-density polyethylene (PE) paperboard
intended for the food packaging industry relies on manual, intrusive, and destructive off-line …

Polarimetric comparison of fresh and frozen skeletal muscle tissues of goat

MS Yousaf, A Khurshid, R Mahmood, M Ikram - … and Photodynamic Therapy, 2020 - Elsevier
Optical properties can provide rich information about morphology and structure of tissues.
Fresh and frozen muscle tissue samples of goat are investigated using imaging polarimetry …

Silicon twisted cone structure produced by optical vortex pulse with structure evaluation by radiation hydrodynamic simulation

D Nakamura, R Tasaki, M Kawamoto, H Oshima… - Scientific reports, 2020 - nature.com
We demonstrate a radiation hydrodynamic simulation of optical vortex pulse-ablated
microcone structures on silicon (Si) substrates. Doughnut-shaped craters were formed by …

Single-shot multispectral birefringence mapping by supercontinuum vector beams

M Shoji, T Wakayama, H Ishida, H Kowa, K Sakaue… - Applied Optics, 2020 - opg.optica.org
We demonstrated a single-shot, multispectral birefringence mapping by use of a
supercontinuum (SC) vector beam. The vector beam, which was generated by a pair of …