Small,
Journal Year:
2023,
Volume and Issue:
20(13)
Published: Nov. 14, 2023
Abstract
Understanding
the
gold
core‐ligand
interaction
in
nanoclusters
(GNCs)
is
essential
for
on‐demand
tailoring
of
their
photoluminescence
properties
and
long‐term
stability.
Here,
inspired
by
suckers
arranged
directionally
on
tentacles
octopus,
a
series
GNCs
with
regulating
ligand
structures
are
grown
stabilized
cellulose
nanocrystals
(CNCs).
The
carboxylated
CNCs
providing
an
electron‐rich
environment
to
promote
luminescence
stabilize
it
within
1
year
through
anchoring
diluting
effects,
highest
quantum
yields
reaches
31.02%
ultrapure
water.
Interestingly,
this
bionic
preparation
strategy
generally
applicable
various
ligands
hROS‐responsive
nonresponsive
construct
tunable‐emission
wavelength
dual
ratiometric
probes.
results
show
that
designing
specific
structure
inhibit
transformation
Au‐Au
Au
(I)‐ligand
crucial
regulate
characteristics.
As
expected,
interfacial
compatible
probe
hROS
limit
detection
0.74
µmol
L
−1
can
diagnose
certain
diseases
intracellular
imaging.
This
work
provides
important
insights
understanding
during
oxidation
process
triggered
hROS.