Dirac plasmon-assisted asymmetric hot carrier generation for room-temperature infrared detection

A Safaei, S Chandra, MW Shabbir… - Nature …, 2019 - nature.com
Due to the low photon energy, detection of infrared photons is challenging at room
temperature. Thermoelectric effect offers an alternative mechanism bypassing material …

Large-area long-wave infrared broadband all-dielectric metasurface absorber based on maskless laser direct writing lithography

C Chen, Y Liu, Z Jiang, C Shen, Y Zhang, F Zhong… - Optics …, 2022 - opg.optica.org
Scalable and low-cost manufacturing of broadband absorbers for use in the long-wave
infrared region are of enormous importance in various applications, such as infrared thermal …

Thermodynamically limited uncooled infrared detector using an ultra-low mass perforated subwavelength absorber

A Das, ML Mah, J Hunt, JJ Talghader - Optica, 2023 - opg.optica.org
An uncooled detector has reached the thermodynamic temperature fluctuation limit, such
that 98% of its total noise consisted of phonon and photon fluctuations of the detector body …

Tunable plasmonic superchiral light for ultrasensitive detection of chiral molecules

A Biswas, P Cencillo-Abad, MW Shabbir… - Science …, 2024 - science.org
The accurate detection, classification, and separation of chiral molecules are pivotal for
advancing pharmaceutical and biomolecular innovations. Engineered chiral light presents a …

Genetic optimization of plasmonic metamaterial absorber towards dual-band infrared imaging polarimetry

S Jiang, J Li, J Li, G Zhang, H Liu, F Yi - Optics Express, 2020 - opg.optica.org
Mid-infrared imaging detectors are essential tools for many applications because they can
visualize the objects in the dark via thermal radiation. However, these detectors have to pair …

Design of InAs nanosheet arrays with ultrawide polarization-independent high absorption for infrared photodetection

X Zuo, Z Li, WW Wong, Y Yu, X Li, J He, L Fu… - Applied Physics …, 2022 - pubs.aip.org
InAs nanowires have been considered as good candidates for infrared photodetection.
However, one-dimensional geometry of a nanowire makes it unsuitable for broadband light …

Polarization insensitive, metamaterial absorber-enhanced long-wave infrared detector

C Chen, Y Huang, K Wu, TG Bifano, SW Anderson… - Optics …, 2020 - opg.optica.org
Detecting low energy photons, such as photons in the long-wave infrared range, is a
technically challenging proposition using naturally occurring materials. In order to address …

Strongly polarized quantum well infrared photodetector with metallic cavity for narrowband wavelength selective detection

X Nie, H Zhen, G Huang, Y Yin, S Li, P Chen… - Applied Physics …, 2020 - pubs.aip.org
A quantum well-integrated metallic microcavity infrared photodetector is designed and
fabricated to achieve highly polarized narrowband wavelength selective detection. Linear …

High sensitivity bolometers based on metal nanoantenna dimers with a nanogap filled with vanadium dioxide

D Lee, D Kim, DS Kim, HR Park, C Sohn… - Scientific Reports, 2021 - nature.com
One critical factor for bolometer sensitivity is efficient electromagnetic heating of thermistor
materials, which plasmonic nanogap structures can provide through the electric field …

Deterministic nanoassembly of quasi-three-dimensional plasmonic nanoarrays with arbitrary substrate materials and structures

B Kim, J Jeon, Y Zhang, DS Wie, J Hwang, SJ Lee… - Nano Letters, 2019 - ACS Publications
Guided manipulation of light through periodic nanoarrays of three-dimensional (3D) metal–
dielectric patterns provides remarkable opportunities to harness light in a way that cannot be …