Origin and control of blinking in quantum dots
AL Efros, DJ Nesbitt - Nature nanotechnology, 2016 - nature.com
Semiconductor nanocrystals offer an enormous diversity of potential device applications,
based on their size-tunable photoluminescence, high optical stability and'bottom …
based on their size-tunable photoluminescence, high optical stability and'bottom …
Upconverting nanoparticles: a versatile platform for wide-field two-photon microscopy and multi-modal in vivo imaging
Lanthanide-doped upconverting nanoparticles (UCNPs) have recently attracted enormous
attention in the field of biological imaging owing to their unique optical properties:(1) efficient …
attention in the field of biological imaging owing to their unique optical properties:(1) efficient …
Two mechanisms determine quantum dot blinking
Many potential applications of quantum dots (QDs) can only be realized once the
luminescence from single nanocrystals (NCs) is understood. These applications include the …
luminescence from single nanocrystals (NCs) is understood. These applications include the …
Nonblinking and nonbleaching upconverting nanoparticles as an optical imaging nanoprobe and T1 magnetic resonance imaging contrast agent
Nanoparticles have been extensively studied for their unique size-dependent electronic,
optical, and magnetic properties and their potential applications as probes in biomedical …
optical, and magnetic properties and their potential applications as probes in biomedical …
Semiconductor quantum dots and metal nanoparticles: syntheses, optical properties, and biological applications
We review the syntheses, optical properties, and biological applications of cadmium
selenide (CdSe) and cadmium selenide–zinc sulfide (CdSe–ZnS) quantum dots (QDs) and …
selenide (CdSe) and cadmium selenide–zinc sulfide (CdSe–ZnS) quantum dots (QDs) and …
Universal emission intermittency in quantum dots, nanorods and nanowires
Virtually all known fluorophores exhibit mysterious episodes of emission intermittency. A
remarkable feature of the phenomenon is a power-law distribution of on-and off-times …
remarkable feature of the phenomenon is a power-law distribution of on-and off-times …
Second harmonic generating (SHG) nanoprobes for in vivo imaging
Fluorescence microscopy has profoundly changed cell and molecular biology studies by
permitting tagged gene products to be followed as they function and interact. The ability of a …
permitting tagged gene products to be followed as they function and interact. The ability of a …
Quantitative modeling of the role of surface traps in CdSe/CdS/ZnS nanocrystal photoluminescence decay dynamics
Charge carrier trapping is an important phenomenon in nanocrystal (NC) decay dynamics
because it reduces photoluminescence (PL) quantum efficiencies and obscures efforts to …
because it reduces photoluminescence (PL) quantum efficiencies and obscures efforts to …
Cyto-toxicity, biocompatibility and cellular response of carbon dots–plasmonic based nano-hybrids for bioimaging
AN Emam, SA Loutfy, AA Mostafa, H Awad… - RSC …, 2017 - pubs.rsc.org
In this study, hybrid carbon dots–plasmonic nanostructures including carbon dots/
polyethyleneimine/gold (C-dots/PEI/Au), and carbon dots/polyethyleneimine/silver (C …
polyethyleneimine/gold (C-dots/PEI/Au), and carbon dots/polyethyleneimine/silver (C …
Delayed exciton emission and its relation to blinking in CdSe quantum dots
FT Rabouw, M Kamp, RJA van Dijk-Moes… - Nano …, 2015 - ACS Publications
The efficiency and stability of emission from semiconductor nanocrystal quantum dots (QDs)
is negatively affected by “blinking” on the single-nanocrystal level, that is, random alternation …
is negatively affected by “blinking” on the single-nanocrystal level, that is, random alternation …