Graphene oxide for photonics, electronics and optoelectronics

J Wu, H Lin, DJ Moss, KP Loh, B Jia - Nature Reviews Chemistry, 2023 - nature.com
Graphene oxide (GO) was initially developed to emulate graphene, but it was soon
recognized as a functional material in its own right, addressing an application space that is …

Graphene oxide for nonlinear integrated photonics

Y Zhang, J Wu, L Jia, Y Qu, Y Yang… - Laser & Photonics …, 2023 - Wiley Online Library
Integrated photonic devices operating via optical nonlinearities offer a powerful solution for
all‐optical information processing, yielding processing speeds that are well beyond that of …

Enhanced spectral broadening of femtosecond optical pulses in silicon nanowires integrated with 2D graphene oxide films

Y Zhang, J Wu, Y Yang, Y Qu, L Jia, B Jia, DJ Moss - Micromachines, 2022 - mdpi.com
We experimentally demonstrate enhanced spectral broadening of femtosecond optical
pulses after propagation through silicon-on-insulator (SOI) nanowire waveguides integrated …

Detection of microorganisms using terahertz metamaterials

SJ Park, JT Hong, SJ Choi, HS Kim, WK Park, ST Han… - Scientific reports, 2014 - nature.com
Microorganisms such as fungi and bacteria cause many human diseases and therefore
rapid and accurate identification of these substances is essential for effective treatment and …

Enhanced self-phase modulation in silicon nitride waveguides integrated with 2D graphene oxide films

Y Zhang, J Wu, Y Yang, Y Qu… - IEEE Journal of …, 2022 - ieeexplore.ieee.org
We experimentally demonstrate enhanced self-phase modulation (SPM) in silicon nitride (Si
3 N 4) waveguides integrated with 2D graphene oxide (GO) films. GO films are integrated …

Physicochemical, bacteriostatic, and biological properties of starch/chitosan polymer composites modified by graphene oxide, designed as new bionanomaterials

M Krystyjan, G Khachatryan, M Grabacka, M Krzan… - Polymers, 2021 - mdpi.com
The application of natural polymer matrices as medical device components or food
packaging materials has gained a considerable popularity in recent years, this has occurred …

Graphene oxide-based waveguide polariser: From thin film to quasi-bulk

WH Lim, YK Yap, WY Chong, CH Pua, NM Huang… - Optics express, 2014 - opg.optica.org
We have demonstrated a broadband waveguide polariser with high extinction ratio on a
polymer optical waveguide coated with graphene oxide via the drop-casting method. The …

Dielectric constant measurements of thin films and liquids using terahertz metamaterials

SJ Park, SAN Yoon, YH Ahn - RSC advances, 2016 - pubs.rsc.org
In this paper, we demonstrate that terahertz (THz) metamaterials are powerful tools for
determination of dielectric constants of polymer films and polar liquids. As we deposit a …

Sensitive detection of yeast using terahertz slot antennas

SJ Park, BH Son, SJ Choi, HS Kim, YH Ahn - Optics Express, 2014 - opg.optica.org
We demonstrated sensitive detection of individual yeast cells and yeast films by using slot
antenna arrays operating in the terahertz frequency range. Microorganisms located at the …

Graphene metamaterial for multiband and broadband terahertz absorber

R Gao, Z Xu, C Ding, L Wu, J Yao - Optics Communications, 2015 - Elsevier
In this paper, we present the efficient design of functional graphene thin film metamaterial on
a metal-plane separated by a thick dielectric layer. Perfect absorption is characterized by the …