Efficient broadband near-infrared luminescence of Cr3+ doped fluoride K2NaInF6 and its NIR-LED application toward veins imaging
Sign Up to like & getrecommendations! Published in 2022 at "Chemical Engineering Journal"
DOI: 10.1016/j.cej.2021.131740
Abstract: Abstract High performance broadband Near-infrared (NIR) phosphors with high efficiency and excellent thermal stability are highly demanded for constructing the next generation of NIR radiation sources. Herein, a broadband NIR emitting fluoride phosphor K2NaInF6:Cr3+ peaking… read more here.
Keywords: broadband near; cr3; phosphor; nir ... See more keywords
Ultra-broadband near-infrared NOPAs based on the nonlinear crystals BiBO and YCOB
Sign Up to like & getrecommendations! Published in 2020 at "High Power Laser Science and Engineering"
DOI: 10.1017/hpl.2020.27
Abstract: Abstract We evaluate and demonstrate ultra-broadband near-infrared noncollinear optical parametric amplification in two nonlinear crystals, bismuth borate (BiBO) and yttrium calcium oxyborate (YCOB), which are not commonly used for this application. The spectral bandwidth is… read more here.
Keywords: nonlinear crystals; near infrared; ultra broadband; broadband near ... See more keywords
Broadband Near-Infrared Luminescence in Garnet Y3Ga3MgSiO12: Cr3+ Phosphors.
Sign Up to like & getrecommendations! Published in 2023 at "Inorganic chemistry"
DOI: 10.1021/acs.inorgchem.2c04319
Abstract: Broadband near-infrared (NIR) phosphors are the critical component of phosphor converted NIR light-emitting diode (LED) light sources. However, there are still a lack of NIR phosphors with excellent external quantum efficiency (EQE) and thermal stability.… read more here.
Keywords: phosphor; near infrared; broadband; broadband near ... See more keywords
Broadband near-IR absorbing Au-dithiolene complexes bearing redox-active oligothiophene ligands.
Sign Up to like & getrecommendations! Published in 2018 at "Dalton transactions"
DOI: 10.1039/c8dt03915a
Abstract: A series of three homoleptic, monoanionic gold dithiolene complexes of oligothiophene ligands which coordinate via a central thiophene-3,4-dithiolate chelate are presented. The oligomer chains are three, five and seven thiophenes long and the complexes display… read more here.
Keywords: oligothiophene ligands; absorbing dithiolene; broadband near; near absorbing ... See more keywords
Ultra-broadband near-infrared emission CuInS2/ZnS quantum dots with high power efficiency and stability for the theranostic applications of mini light-emitting diodes.
Sign Up to like & getrecommendations! Published in 2020 at "Chemical communications"
DOI: 10.1039/d0cc03030a
Abstract: Broadband near-infrared CuInS2/ZnS quantum dots with up to 94.8% quantum yield were synthesized with fast precursor decomposition leading to monomer conversion improvement. In the mini-LED package, the device showed high power efficiency and stability was… read more here.
Keywords: cuins2 zns; high power; zns quantum; near infrared ... See more keywords
A new broadband near-infrared emitting Mg2Al4Si5O18:Cr3+ phosphor for night-vision imaging.
Sign Up to like & getrecommendations! Published in 2022 at "Dalton transactions"
DOI: 10.1039/d2dt01384c
Abstract: Phosphor-converted light-emitting diodes (pc-LEDs) have important applications in security surveillance and food testing. However, developing new broadband near-infrared phosphors remains an important issue. Herein, the high-temperature solid-state reaction method was applied to synthesize a new… read more here.
Keywords: phosphor; cr3; near infrared; new broadband ... See more keywords
A Broadband Near-IR Detector Based on a Large-Area InGaAs Photodiode for Time-Resolved Detection of Singlet Oxygen
Sign Up to like & getrecommendations! Published in 2019 at "Instruments and Experimental Techniques"
DOI: 10.1134/s0020441219010068
Abstract: A broadband near-IR photodetector based on a large-area G12180-250A InGaAs photodiode (Hamamatsu) with a 5-mm-diameter photosensitive area was developed and tested. It is designed for detecting the IR luminescence of singlet oxygen. A circuit for… read more here.
Keywords: singlet oxygen; large area; broadband near; area ... See more keywords
Broadband near-perfect terahertz absorber in single-layered and non-structured graphene loaded with dielectrics.
Sign Up to like & getrecommendations! Published in 2020 at "Applied optics"
DOI: 10.1364/ao.383637
Abstract: In this work, we have done an extensive study on broadband near-perfect absorbers consisting of single-layered and non-structured graphene loaded with periodical arrays of dielectric bricks, including square and elliptical bricks. We also propose and… read more here.
Keywords: single layered; graphene; near perfect; broadband near ... See more keywords
Mie resonance induced broadband near-perfect absorption in nonstructured graphene loaded with periodical dielectric wires.
Sign Up to like & getrecommendations! Published in 2018 at "Optics express"
DOI: 10.1364/oe.26.020174
Abstract: In general, there is a fundamental trade-off between the operational bandwidth and the attainable absorption. So, obtaining broadband wave absorption of a low reference standard such as 90% is not very difficult. However, when trying… read more here.
Keywords: absorption; graphene; near perfect; broadband near ... See more keywords
Broadband near-infrared luminescence in erbium ion single-doped tellurite glass for optical amplification.
Sign Up to like & getrecommendations! Published in 2023 at "Optics letters"
DOI: 10.1364/ol.480164
Abstract: This Letter proposes a simple approach for the realization of a broadband near-infrared (NIR) luminescence source in erbium ion single-doped tellurite glass, which is bent on tailoring the network structure. Under the collective action of… read more here.
Keywords: tellurite glass; near infrared; broadband; erbium ion ... See more keywords
Bismuth-based metamaterials: from narrowband reflective color filter to extremely broadband near perfect absorber
Sign Up to like & getrecommendations! Published in 2019 at "Nanophotonics"
DOI: 10.1515/nanoph-2018-0217
Abstract: Abstract In recent years, sub-wavelength metamaterials-based light perfect absorbers have been the subject of many studies. The most frequently utilized absorber configuration is based on nanostructured plasmonic metals. However, two main drawbacks were raised for… read more here.
Keywords: absorption; near perfect; broadband near; metal ... See more keywords