Ultra‐Narrowband Near‐Infrared Responsive J‐Aggregates of Fused Quinoidal Tetracyanoindacenodithiophene
Sign Up to like & getrecommendations! Published in 2022 at "Advanced Materials"
DOI: 10.1002/adma.202209800
Abstract: Narrowband photoresponsive molecules are highly coveted in high‐resolution imaging, sensing, and monochromatic photodetection, especially those extending into the near‐infrared (NIR) spectral range. Here, a new class of J‐aggregating materials based on quinoidal indacenodithiophenes (IDTs) that… read more here.
Keywords: ultra narrowband; near infrared; infrared responsive; aggregates fused ... See more keywords
An All-Dielectric Metasurface Coupled with Two-Dimensional Semiconductors for Thermally Tunable Ultra-narrowband Light Absorption
Sign Up to like & getrecommendations! Published in 2020 at "Plasmonics"
DOI: 10.1007/s11468-020-01330-4
Abstract: Two-dimensional (2D) transition metal dichalcogenides (TMDCs) have attracted tremendous attention over the past decades. Due to their unique features such as high mobility and direct bandgap, they are suitable candidate for the optoelectronic devices. However,… read more here.
Keywords: absorption; two dimensional; dielectric metasurface; ultra narrowband ... See more keywords
Tunable ultra-narrowband terahertz perfect absorber by using metal-insulator-metal microstructures
Sign Up to like & getrecommendations! Published in 2019 at "Results in Physics"
DOI: 10.1016/j.rinp.2019.102176
Abstract: Abstract An ultra-narrowband terahertz (THz) perfect absorber with metal-insulator-metal (PA-MIM) microstructures is presented. MIM microstructures is composed of Al disk on SiO2/Al/Si substrate. This MIM configuration will induce dipole-image interaction and cause an electromagnetic confinement… read more here.
Keywords: thz; metal; mim; narrowband terahertz ... See more keywords
Ultra-narrowband dielectric metamaterial absorber for sensing based on cavity-coupled phase resonance
Sign Up to like & getrecommendations! Published in 2020 at "Results in physics"
DOI: 10.1016/j.rinp.2020.103072
Abstract: Abstract We propose an ultra-narrowband dielectric metamaterial absorber with dielectric-dielectric-metal (DDM) structure where a dielectric cavity layer is inserted between the top compound periodic dielectric microstructures and bottom metal substrate. The results show that this… read more here.
Keywords: resonance; dielectric metamaterial; cavity; ultra narrowband ... See more keywords
Enhancement and Sensing Application of Ultra-Narrowband Circular Dichroism in the Chiral Nanostructures Based on Monolayer MoS2 and a Distributed Bragg Reflector.
Sign Up to like & getrecommendations! Published in 2022 at "ACS applied materials & interfaces"
DOI: 10.1021/acsami.2c20203
Abstract: Narrowband circular dichroism (CD) has aroused wide concerns in high-sensitivity detections of chiral molecular and chiral catalysis. Nevertheless, the dynamical adjustment of ultra-narrowband (UNB) CD signals is hard to achieve. In this work, single-layer molybdenum… read more here.
Keywords: ultra narrowband; unb signals; mos2; narrowband circular ... See more keywords
One-Shot Construction of BN-Embedded Heptadecacene Framework Exhibiting Ultra-narrowband Green Thermally Activated Delayed Fluorescence.
Sign Up to like & getrecommendations! Published in 2023 at "Journal of the American Chemical Society"
DOI: 10.1021/jacs.3c02873
Abstract: BN-embedded nonacene, tridecacene, and heptadecacene frameworks were constructed using one-shot quadruple, sextuple, and octuple borylation reactions, respectively. The key to success is the judicious choice of borylating reagents and long-chain alkyl-substituted carbazolyl groups as boron-trapping… read more here.
Keywords: thermally activated; ultra narrowband; green thermally; one shot ... See more keywords
Helical Nanoribbons for Ultra-Narrowband Photodetectors.
Sign Up to like & getrecommendations! Published in 2017 at "Journal of the American Chemical Society"
DOI: 10.1021/jacs.6b13089
Abstract: This Communication describes a new molecular design that yields ultranarrowband organic photodetectors. The design is based on a series of helically twisted molecular ribbons as the optoelectronic material. We fabricate charge collection narrowing photodetectors based… read more here.
Keywords: response; helical nanoribbons; narrowband photodetectors; nanoribbons ultra ... See more keywords
Symmetry-broken square silicon patches for ultra-narrowband light absorption
Sign Up to like & getrecommendations! Published in 2019 at "Scientific Reports"
DOI: 10.1038/s41598-019-54003-6
Abstract: The effect of ultra-narrowband light absorption enhancement is presented by using metamaterials with symmetry-broken square silicon patches (SSPs). The symmetry of the SSP can be broken by introducing a narrow slit deviating from its center.… read more here.
Keywords: absorption; narrowband light; ultra narrowband; symmetry broken ... See more keywords
Exploiting supramolecular assemblies for filterless ultra-narrowband organic photodetectors with inkjet fabrication capability
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Materials Chemistry C"
DOI: 10.1039/c9tc04773e
Abstract: Strongly coupled dye molecules are known to produce narrowband absorption in a large spectral range. Here we exploit this feature to achieve organic photodetectors with ultra-narrow full-width at half-maximum response at low bias voltage. read more here.
Keywords: exploiting supramolecular; supramolecular assemblies; filterless ultra; organic photodetectors ... See more keywords
Near-infrared TM-polarization ultra-narrowband absorber with dielectric metamaterials
Sign Up to like & getrecommendations! Published in 2019 at "Modern Physics Letters B"
DOI: 10.1142/s0217984919502014
Abstract: Ultra-narrowband light absorption is desired for many applications. A near-infrared TM-polarization (magnetic field is parallel to grating grooves) ultra-narrowband absorber with dielectric metamaterials has been reported theoretically in this paper. The simulation results show that… read more here.
Keywords: near infrared; narrowband; ultra narrowband; infrared polarization ... See more keywords
Graphene-based tunable ultra-narrowband mid-infrared TE-polarization absorber.
Sign Up to like & getrecommendations! Published in 2017 at "Optics express"
DOI: 10.1364/oe.25.032080
Abstract: A graphene-based tunable ultra-narrowband mid-infrared TE-polarization absorber is proposed. The simulation results show that, the absorption peak can be tuned from 5.43896µm to 5.41418µm, by tuning the Fermi level of graphene from 0.2eV to 1.0eV.… read more here.
Keywords: narrowband; graphene; narrowband mid; tunable ultra ... See more keywords