Results 11 to 20 of about 9,394 (232)

Advances in highly doped upconversion nanoparticles [PDF]

open access: yesNature Communications, 2018
Lanthanide-doped upconversion nanoparticles (UCNPs) are capable of converting near-infra-red excitation into visible and ultraviolet emission. Their unique optical properties have advanced a broad range of applications, such as fluorescent microscopy ...
Shihui Wen   +5 more
doaj   +5 more sources

Anisotropic functionalization of upconversion nanoparticles

open access: yesChemical Science, 2018
Ligand competition directs heterogeneous bio-chemistry surface and self-assembly for upconversion nanoparticles.
Wei Ren   +9 more
core   +6 more sources

Upconversion nanoparticles for bioimaging

open access: yesNanotechnology Reviews, 2017
Fluorescent labeling is a widely used indispensable tool in biology. Conventional downconversion fluorescence labels with ultraviolet or short-wavelength excitation suffer from autofluorescence, low signal-to-noise ratio, and incident photo damage to ...
Song Chenxi   +5 more
doaj   +2 more sources

Responsive Sensors of Upconversion Nanoparticles

open access: yesACS Sensors, 2021
Upconversion nanoparticles are a class of luminescent materials that convert longer-wavelength near-infrared photons into visible and ultraviolet emissions. They can respond to various external stimuli, which underpins many opportunities for developing the next generation of sensing technologies.
Gungun Lin, Dayong Jin
openaire   +3 more sources

Upconversion Nanoparticles

open access: yes, 2015
Upconversion is an optical process that converts low energy pump photons to high energy pump photons. Surface-modified upconversion nanoparticles (UCNPs) are used for several biomedical applications.
Neethu Ninan   +3 more
openaire   +2 more sources

Upconversion nanoparticles with anti-Stokes luminescence as bioimaging agents

open access: yesEPJ Web of Conferences, 2018
Lanthanide-based upconversion nanoparticles attach great attention in theranostics due to their unique physicochemical and optical properties. It is innovative platform possessing peculiar properties for luminescent imaging, temperature mapping, sensing,
Demina Polina A.   +6 more
doaj   +3 more sources

Molecular Upconversion Nanoparticles for Live-Cell Imaging [PDF]

open access: yesACS Nano
Precise molecular control has become a highly attractive feature to develop the next generation of upconversion materials for autofluorescence-free deep tissue imaging. However, in aqueous environments, upconversion molecules are orders of magnitude dimmer than inorganic upconversion nanoparticles, thereby strongly limiting their applicability to ...
Lucie Haye   +11 more
openaire   +3 more sources

Polyaniline-coated upconversion nanoparticles with upconverting luminescent and photothermal conversion properties for photothermal cancer therapy

open access: yesInternational Journal of Nanomedicine, 2016
Yadong Xing, Luoyuan Li, Xicheng Ai, Limin Fu Department of Chemistry, Renmin University of China, Beijing, People’s Republic of China Abstract: In this study, we developed a nanosystem based on upconversion nanoparticles (UCNPs) coated with a ...
Xing YD, Li LY, Ai XC, Fu LM
doaj   +1 more source

Metal complexes and nanoparticles for energy upconversion

open access: yesDalton Transactions, 2018
Welcome to this issue of Dalton Transactions featuring the themed issue “Metal complexes and nanoparticles for energy upconversion”.
Bergamini, Giacomo, Ceroni, Paola
openaire   +4 more sources

Photothermal applications of upconversion nanoparticles. [PDF]

open access: yesRSC Adv
Upconversion nanoparticles (UCNPs) have become a versatile nanoplatform with promising potential in photothermal applications.
Amoozadeh M   +6 more
europepmc   +5 more sources

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