Terahertz biophotonics as a tool for studies of dielectric and spectral properties of biological tissues and liquids

OA Smolyanskaya, NV Chernomyrdin… - Progress in Quantum …, 2018 - Elsevier
In this review, we describe dielectric properties of biological tissues and liquids in the
context of terahertz (THz) biophotonics. We discuss a model of the THz dielectric permittivity …

Active chiral plasmonics

X Yin, M Schäferling, AKU Michel, A Tittl, M Wuttig… - Nano …, 2015 - ACS Publications
Active control over the handedness of a chiral metamaterial has the potential to serve as key
element for highly integrated polarization engineering approaches, polarization sensitive …

[HTML][HTML] Enantiomeric switching of chiral metamaterial for terahertz polarization modulation employing vertically deformable MEMS spirals

T Kan, A Isozaki, N Kanda, N Nemoto, K Konishi… - Nature …, 2015 - nature.com
Active modulation of the polarization states of terahertz light is indispensable for polarization-
sensitive spectroscopy, having important applications such as non-contact Hall …

[HTML][HTML] Terahertz polarization imaging and its applications

S Watanabe - Photonics, 2018 - mdpi.com
This review focuses on several recent research activities regarding precise and fast
polarization-sensitive terahertz time-domain spectroscopy systems for imaging purposes …

Intermolecular vibrations in hydrophobic amino acid crystals: experiments and calculations

MRC Williams, DJ Aschaffenburg… - The Journal of …, 2013 - ACS Publications
Intermolecular vibrations of amino acid crystals occur in the THz, or far-infrared, region of the
electromagnetic spectrum. We have measured the THz and Raman spectra of dl-leucine as …

Constraints on Jones transmission matrices from time-reversal invariance and discrete spatial symmetries

NP Armitage - Physical Review B, 2014 - APS
Optical spectroscopies are most often used to probe dynamical correlations in materials, but
they are also a probe of symmetry. Polarization anisotropies are of course sensitive to …

Terahertz time-domain polarimetry (THz-TDP) based on the spinning EO sampling technique: determination of precision and calibration

K Xu, E Bayati, K Oguchi, S Watanabe… - Optics …, 2020 - opg.optica.org
We have developed a terahertz time-domain polarimetry (THz-TDP) system by applying
frequency modulation to electro-optic sampling detection in a nonlinear crystal. We …

Polarization-sensitive THz-TDS and its application to anisotropy sensing

T Nagashima, M Tani, M Hangyo - Journal of Infrared, Millimeter, and …, 2013 - Springer
We review recent progress in polarization-sensitive time-domain spectroscopy at THz
frequencies (THz-TDS). Developments in spectroscopic polarimetry and ellipsometry and …

Chiral Kirigami for Bend‐Tolerant Reconfigurable Hologram with Continuously Variable Chirality Measures

WJ Choi, SH Lee, M Cha, NA Kotov - Advanced Materials, 2024 - Wiley Online Library
S: Despite the commonality of static holograms, the holography with multiple information
layers and reconfigurable grey‐scale images at communication frequencies remain a …

[HTML][HTML] A handheld polarimetric imaging device and calibration technique for accurate mapping of terahertz Stokes vectors

ZB Harris, K Xu, MH Arbab - Scientific Reports, 2024 - nature.com
In recent years, handheld and portable terahertz instruments have been in rapid
development for various applications ranging from non-destructive testing to biomedical …