Epsilon-near-zero photonics: infinite potentials

J Wu, ZT Xie, Y Sha, HY Fu, Q Li - Photonics Research, 2021 - opg.optica.org
With its unique and exclusive linear and nonlinear optical characteristics, epsilon-near-zero
(ENZ) photonics has drawn a tremendous amount of attention in the recent decade in the …

Manufacturing-enabled tunability of linear and nonlinear epsilon-near-zero properties in indium tin oxide nanofilms

C Huang, S Peng, X Liu, J Wu, H Fu, L Lu… - … Applied Materials & …, 2023 - ACS Publications
Epsilon-near-zero (ENZ) materials have attracted great interest due to their exotic linear and
nonlinear responses, which makes it significant to tune ENZ wavelengths for wavelength …

The role of epsilon near zero and hot electrons in enhanced dynamic THz emission from nonlinear metasurfaces

E Minerbi, S Sideris, JB Khurgin, T Ellenbogen - Nano Letters, 2022 - ACS Publications
We study theoretically and experimentally the nonlinear THz emission from plasmonic
metasurfaces and show that a thin indium-tin oxide (ITO) film significantly affects the …

[HTML][HTML] Surface phonon polaritons for infrared optoelectronics

CR Gubbin, S De Liberato, TG Folland - Journal of applied physics, 2022 - pubs.aip.org
In recent years, there has been significant fundamental research into surface phonon
polaritons, owing to their ability to compress light to extremely small dimensions, low losses …

Intensity and wavelength-dependent two-photon absorption and its saturation in ITO film

FA Samad, T Mohamed - Applied Physics A, 2023 - Springer
Third-order nonlinear optical (NLO) properties of indium tin oxide (ITO) thin film were studied
using high repetition rate (80 MHz), femtosecond (100 fs), and near-infrared (NIR)(750–820 …

Measuring the nonlinear optical properties of indium tin oxide thin film using femtosecond laser pulses

M Ali, A Shehata, M Ashour, WZ Tawfik, R Schuch… - JOSA B, 2020 - opg.optica.org
We have investigated the nonlinear optical properties of indium tin oxide (ITO) thin film
coated on soda–lime glass substrate using the z-scan technique. With 100 fs laser pulses …

Active quasi-BIC metasurfaces assisted by epsilon-near-zero materials

W Ma, C Zhou, D Chen, S You, X Wang, L Wang… - Optics …, 2023 - opg.optica.org
Active devices play a critical role in modern electromagnetic and photonics systems. To
date, the epsilon (ε)-near-zero (ENZ) is usually integrated with the low Q-factor resonant …

Optical properties of highly-crystalline tin-doped indium oxide films in their near-zero permittivity spectral region

H Ghobadi, Y Smirnov, HL Offerhaus… - Optical materials …, 2021 - opg.optica.org
Transparent conducting oxides (TCOs) have recently attracted much attention in the fields of
optics and photonics because of their outstanding linear and nonlinear optical response in …

Tailoring of structural, opto-nonlinear and electrical properties of CdO thin films via Zn and Ag co-doping for optoelectronics applications

ZR Khan, AS Alshammari, MS Khan, M Mohamed… - Micro and …, 2022 - Elsevier
Sol-gel spin coating technique was used to develop Zn and Ag co-doped CdO thin films with
3.0 wt% Zn and various Ag doping concentrations. A cubic structure and a preferred …

Thermo-optic epsilon-near-zero effects

J Wu, M Clementi, C Huang, F Ye, H Fu, L Lu… - Nature …, 2024 - nature.com
Nonlinear epsilon-near-zero (ENZ) nanodevices featuring vanishing permittivity and CMOS-
compatibility are attractive solutions for large-scale-integrated systems-on-chips. Such …