Reverse Saturable Absorption Induced by Phonon-Assisted Anti-Stokes Processes.
Sign Up to like & getrecommendations! Published in 2018 at "Advanced materials"
DOI: 10.1002/adma.201801638
Abstract: In materials showing reverse saturable absorption (RSA), optical transmittance decreases at intense laser irradiation. One approach to application of these materials is to protect the sensors or human eyes from laser damage. To date, research… read more here.
Keywords: absorption; assisted anti; phonon assisted; saturable absorption ... See more keywords
Simultaneously High Upconversion Efficiency and Large Anti‐Stokes Shift by Using Os(II) Complex Dyad as Triplet Photosensitizer
Sign Up to like & getrecommendations! Published in 2020 at "Advanced Optical Materials"
DOI: 10.1002/adom.201902157
Abstract: To extend the triplet lifetime of photosensitizer, two new osmium complex dyads, with Os(phen)3 as triplet energy donor and 9,10‐diphenylanthracene (DPA) as energy acceptor, namely Os(phen)3‐DPA and Os(phen)3‐BDPA, are synthesized and characterized. The triplet lifetime… read more here.
Keywords: upconversion; stokes shift; phen dpa; triplet ... See more keywords
Multilayer diffusion modeling and Coherent anti‐Stokes Raman scattering microscopy for spatially resolved water diffusion measurements in human skin
Sign Up to like & getrecommendations! Published in 2022 at "Journal of Biophotonics"
DOI: 10.1002/jbio.202200110
Abstract: In this work using Coherent anti‐Stokes Raman Scattering microscopy, it was possible to directly measure the time dependent, spatially resolved change in concentration of water (D2O) in intact skin tissue with a spatial resolution of… read more here.
Keywords: diffusion; stokes raman; microscopy; coherent anti ... See more keywords
Multimodal Stokes and Anti-Stokes luminescent thermometers based on GdP5O14 co-doped with Cr3+ and Nd3+ ions
Sign Up to like & getrecommendations! Published in 2020 at "Chemical Engineering Journal"
DOI: 10.1016/j.cej.2020.126197
Abstract: Abstract Herein, the multimodal noncontact temperature readout approach based on GdP5O14 nanocrystals co-doped with Cr3+ and Nd3+ ions is reported. Each of the temperature readout Modes based on the: Stokes emission of Cr3+ and Nd3+(Mode… read more here.
Keywords: temperature; based gdp5o14; cr3 nd3; temperature readout ... See more keywords
Multicomponent nanocrystals with anti-Stokes luminescence as contrast agents for modern imaging techniques.
Sign Up to like & getrecommendations! Published in 2017 at "Advances in colloid and interface science"
DOI: 10.1016/j.cis.2017.05.006
Abstract: Lanthanide-doped upconversion nanoparticles (UCNPs) have recently attracted great attention in theranostics due to their exceptional optical and physicochemical properties, which enable the design of a novel UCNP-based nanoplatform for luminescent imaging, temperature mapping, sensing, and… read more here.
Keywords: contrast agents; stokes luminescence; multicomponent nanocrystals; luminescence contrast ... See more keywords
Phonon-assisted anti-Stokes luminescence of tricarbocyanine near-infrared dye
Sign Up to like & getrecommendations! Published in 2020 at "Chemical Physics Letters"
DOI: 10.1016/j.cplett.2019.136905
Abstract: Abstract Hot-band absorption assisted anti-Stokes photoluminescence (ASPL) in the near infrared region is demonstrated using specific tricarbocyanine dye, with the large anti-Stokes shift of 100 nm. Intensity of the ASPL is shown to correlate with intensity… read more here.
Keywords: near infrared; assisted anti; phonon assisted; dye ... See more keywords
Impact of the synthesis procedure on the spectroscopic properties of anti-Stokes white emission obtained from Sr2CeO4 phosphor
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Photochemistry and Photobiology A: Chemistry"
DOI: 10.1016/j.jphotochem.2019.111855
Abstract: Abstract In the present work, the anti-Stokes white luminescence characterized by high emission intensity, low color temperature and large value of full width at half maximum (FWHM) observed from Sr2CeO4 phosphor obtained via various methods… read more here.
Keywords: emission; synthesis procedure; sr2ceo4 phosphor; stokes white ... See more keywords
Hot-Band Absorption of a Cationic RNA Probe Enables Visualization of ΔΨm via the Controllable Anti-Stokes Shift Emission.
Sign Up to like & getrecommendations! Published in 2022 at "Analytical chemistry"
DOI: 10.1021/acs.analchem.1c03785
Abstract: Mitochondrial membrane potential (ΔΨm) is an important biophysical parameter playing central roles in cell apoptosis, mitochondrial dysfunction, and other biological and pathological processes. Herein, we have rationally designed and fabricated a unique fluorescent probe for… read more here.
Keywords: hot band; emission; anti stokes; band absorption ... See more keywords
Spatially Resolving the Enhancement Effect in Surface-Enhanced Coherent Anti-Stokes Raman Scattering by Plasmonic Doppler Gratings
Sign Up to like & getrecommendations! Published in 2020 at "ACS Nano"
DOI: 10.1021/acsnano.0c07198
Abstract: Well-designed plasmonic nanostructures can mediate far and near optical fields and thereby enhance light–matter interactions. To obtain the best overall enhancement, structural parameters need to be carefully tuned to obtain the largest enhancement at the… read more here.
Keywords: surface enhanced; raman scattering; input output; enhancement ... See more keywords
Organic All-Photonic Artificial Synapses Enabled by Anti-Stokes Photoluminescence.
Sign Up to like & getrecommendations! Published in 2023 at "Journal of the American Chemical Society"
DOI: 10.1021/jacs.2c13471
Abstract: All-photonic synaptic devices with the merits of visible signals and high spatiotemporal resolution are promising to break the Von Neumann bottleneck. Although organic synapses outperform their inorganic counterpart for easy molecular modulation and lower energy… read more here.
Keywords: anti stokes; organic photonic; artificial synapses; stokes photoluminescence ... See more keywords
Efficient Triplet-Triplet Annihilation Upconversion with an Anti-Stokes Shift of 1.08 eV Achieved by Chemically Tuning Sensitizers.
Sign Up to like & getrecommendations! Published in 2019 at "Journal of the American Chemical Society"
DOI: 10.1021/jacs.9b05824
Abstract: A series of Pt(II)-Schiff base complexes were synthesized as triplet sensitizers for the purpose of tuning the singlet and triplet energy levels so as to minimize energy loss during triplet-triplet annihilation (TTA) upconversion (UC). A… read more here.
Keywords: triplet; triplet triplet; anti stokes; triplet annihilation ... See more keywords