Critical review of the determination of photoluminescence quantum yields of luminescent reporters

C Würth, D Geißler, T Behnke, M Kaiser… - Analytical and …, 2015 - Springer
A crucial variable for methodical performance evaluation and comparison of luminescent
reporters is the photoluminescence quantum yield (Φ pl). This quantity, defined as the …

Photoluminescence of carbon nanodots: dipole emission centers and electron–phonon coupling

S Ghosh, AM Chizhik, N Karedla, MO Dekaliuk… - Nano …, 2014 - ACS Publications
Inorganic carbon nanomaterials, also called carbon nanodots, exhibit a strong
photoluminescence with unusual properties and, thus, have been the focus of intense …

Direct patterning of perovskite nanocrystals on nanophotonic cavities with electrohydrodynamic inkjet printing

TA Cohen, D Sharp, KT Kluherz, Y Chen, C Munley… - Nano Letters, 2022 - ACS Publications
Overcoming the challenges of patterning luminescent materials will unlock additive and
more sustainable paths for the manufacturing of next-generation on-chip photonic devices …

Metal-induced energy transfer for live cell nanoscopy

AI Chizhik, J Rother, I Gregor, A Janshoff… - Nature Photonics, 2014 - nature.com
The discovery of Förster resonance energy transfer (FRET) has revolutionized our ability to
measure inter-and intramolecular distances on the nanometre scale using fluorescence …

Graphene-based metal-induced energy transfer for sub-nanometre optical localization

A Ghosh, A Sharma, AI Chizhik, S Isbaner… - Nature …, 2019 - nature.com
Single-molecule fluorescence imaging has become an indispensable tool for almost all
fields of research, from fundamental physics to the life sciences. Among its most important …

Enhanced single-molecule spectroscopy in highly confined optical fields: from λ/2-Fabry–Pérot resonators to plasmonic nano-antennas

AM Kern, D Zhang, M Brecht, AI Chizhik… - Chemical Society …, 2014 - pubs.rsc.org
While single-molecule fluorescence from emitters with high quantum efficiencies such as
organic dye molecules can easily be detected by modern apparatus, many less efficient …

The origin of emissive states of carbon nanoparticles derived from ensemble-averaged and single-molecular studies

AP Demchenko, MO Dekaliuk - Nanoscale, 2016 - pubs.rsc.org
At present, there is no consensus understanding on the origin of photoluminescence of
carbon nanoparticles, particularly the so-called carbon dots. Providing comparative analysis …

Absolute quantum yield measurements of fluorescent proteins using a plasmonic nanocavity

D Ruhlandt, M Andresen, N Jensen, I Gregor… - Communications …, 2020 - nature.com
One of the key photophysical properties of fluorescent proteins that is most difficult to
measure is the quantum yield. It describes how efficiently a fluorophore converts absorbed …

Nanocavity‐Based Determination of Absolute Values of Photoluminescence Quantum Yields

AI Chizhik, I Gregor, B Ernst, J Enderlein - ChemPhysChem, 2013 - Wiley Online Library
We present a new method for determining absolute values of quantum yield of luminescent
emitters, which is based on the modification of the radiative transition of emitters within a …

Excitation Intensity-Dependent Quantum Yield of Semiconductor Nanocrystals

S Ghosh, U Ross, AM Chizhik, Y Kuo… - The journal of …, 2023 - ACS Publications
One of the key phenomena that determine the fluorescence of nanocrystals is the
nonradiative Auger-Meitner recombination of excitons. This nonradiative rate affects the …