Optical constants and structural properties of thin gold films

DI Yakubovsky, AV Arsenin, YV Stebunov… - Optics express, 2017‏ - opg.optica.org
We report a comprehensive experimental study of optical and electrical properties of thin
polycrystalline gold films in a wide range of film thicknesses (from 20 to 200 nm). Our …

Terahertz wave interaction with metallic nanostructures

JH Kang, DS Kim, M Seo - Nanophotonics, 2018‏ - degruyter.com
Understanding light interaction with metallic structures provides opportunities of
manipulation of light, and is at the core of various research areas including terahertz (THz) …

Giant Kerr response of ultrathin gold films from quantum size effect

H Qian, Y **ao, Z Liu - Nature Communications, 2016‏ - nature.com
With the size of plasmonic devices entering into the nanoscale region, the impact of
quantum physics needs to be considered. In the past, the quantum size effect on linear …

Highly-efficient electrically-driven localized surface plasmon source enabled by resonant inelastic electron tunneling

H Qian, S Li, SW Hsu, CF Chen, F Tian, AR Tao… - Nature …, 2021‏ - nature.com
On-chip plasmonic circuitry offers a promising route to meet the ever-increasing requirement
for device density and data bandwidth in information processing. As the key building block …

Electrostatic steering of thermal emission with active metasurface control of delocalized modes

J Siegel, S Kim, M Fortman, C Wan, MA Kats… - Nature …, 2024‏ - nature.com
We theoretically describe and experimentally demonstrate a graphene-integrated
metasurface structure that enables electrically-tunable directional control of thermal …

Nonlinear photoluminescence in gold thin films

A Rodríguez Echarri, F Iyikanat, S Boroviks… - Acs …, 2023‏ - ACS Publications
Promising applications in photonics are driven by the ability to fabricate crystal-quality metal
thin films of controlled thickness down to a few nanometers. In particular, these materials …

Broadband visible and near-infrared absorbers implemented with planar nanolayered stacks

J Kim, H Oh, B Kang, J Hong, JJ Rha… - ACS Applied Nano …, 2020‏ - ACS Publications
Broadband light absorbers are highly desirable in various applications including solar-
energy harvesting, thermo-photovoltaics, and photon detection. The Fabry–Perot (F–P) …

Quantum effects in the acoustic plasmons of atomically thin heterostructures

A Rodríguez Echarri, JD Cox, FJ García de Abajo - Optica, 2019‏ - opg.optica.org
Recent advances in nanofabrication technology now enable unprecedented control over 2D
heterostructures, in which single-or few-atom-thick materials with synergetic optoelectronic …

Nanoscale optical pulse limiter enabled by refractory metallic quantum wells

H Qian, S Li, Y Li, CF Chen, W Chen, SE Bopp… - Science …, 2020‏ - science.org
The past several decades have witnessed rapid development of high-intensity, ultrashort
pulse lasers, enabling deeper laboratory investigation of nonlinear optics, plasma physics …

Nonlinear metasurface based on giant optical Kerr response of gold quantum wells

Y **ao, H Qian, Z Liu - ACS photonics, 2018‏ - ACS Publications
A nonlinear metasurface is demonstrated numerically based on the recently developed
quantum-sized gold film. The active functionality of the metasurface is realized by varying …