Preparation of carbon quantum dots from ionic liquid modified biomass for the detection of Fe3+ and Pd2+ in environmental water
Ecotoxicology and Environmental Safety,
Год журнала:
2023,
Номер
255, С. 114795 - 114795
Опубликована: Март 16, 2023
A
new
type
of
green
carbon
quantum
dots
(ILB-CQDs)
was
prepared
by
hydrothermal
method
using
ionic
liquid
as
a
modifier
and
grape
skin
source,
obtained
from
hydrogen-bonded
lattice
structure
preparation,
which
makes
the
CQDs
in
ring-like
stable
with
stability
period
more
than
90
day.
There
is
also
catalytic
effect
on
cellulose,
show
good
advantages,
such
uniform
particle
size,
high
yield
(26.7%),
very
fluorescence
performance.
This
smart
material
for
selective
detection
Fe3+
Pd2+.
It
has
limit
0.001
nM
0.23
µM
Pd2+
pure
water.
3.2
nmol/L
0.36
µmol/L
actual
water,
both
meet
requirements
WHO
drinking
water
standards.
And
there
to
achieve
90%
restoration
effect.
Язык: Английский
Two-photon fluorescence probe for palladium with perchlorate induced quenching mechanism and its application in smartphone-based rapid detection
Journal of Hazardous Materials,
Год журнала:
2023,
Номер
463, С. 132859 - 132859
Опубликована: Окт. 27, 2023
Язык: Английский
Optimization of rapid self-healing and self-adhesive gluten/guar gum crosslinked gel for strain sensors and electronic devices
International Journal of Biological Macromolecules,
Год журнала:
2023,
Номер
253, С. 127401 - 127401
Опубликована: Окт. 11, 2023
Язык: Английский
High-sensitivity detection for cantharidin by ratiometric fluorescent sensor based on molecularly imprinted nanoparticles of quantum dots
Journal of Industrial and Engineering Chemistry,
Год журнала:
2022,
Номер
112, С. 358 - 365
Опубликована: Май 21, 2022
Язык: Английский
A novel fluorescent molecule based on 1,2,3-triazole for determination of palladium (II) and hydrazine hydrate in aqueous system
Spectrochimica Acta Part A Molecular and Biomolecular Spectroscopy,
Год журнала:
2023,
Номер
293, С. 122492 - 122492
Опубликована: Фев. 15, 2023
Язык: Английский
Simple Coumarin-Based Fluorescent Probe for Recognition of Pd(II) and Its Live Cell Imaging
ACS Omega,
Год журнала:
2023,
Номер
8(38), С. 35121 - 35126
Опубликована: Сен. 12, 2023
A
simple
coumarin
hydrazine
Schiff
base
bearing
a
thioether
recognition
fragment
(compound
CBBS)
has
been
rationally
designed
and
easily
prepared.
CBBS
exhibited
an
excellent
selectivity
for
Pd(II)
low
detection
limit
of
65
nM
(S/N
=
3).
The
fluorescence
emission
intensities
at
495
nm
were
linear
to
concentrations
in
wide
range
from
0
80
μM.
Moreover,
well
used
imaging
living
A549
cells.
as
coordination-based
fluorescent
probe
will
inspire
the
researchers
develop
polymer
selective
adsorption
Pd(II).
Язык: Английский
Rational design of a highly effective cellulose-based macromolecular fluorescent probe for real-time recognition of palladium ion in environmental samples and its applications in plant and zebrafish
International Journal of Biological Macromolecules,
Год журнала:
2024,
Номер
276, С. 133936 - 133936
Опубликована: Июль 18, 2024
Язык: Английский
Photoluminescent polymer micelles with thermo-/pH-/metal responsibility and their features in selective optical sensing of Pd(ii) cations
RSC Advances,
Год журнала:
2022,
Номер
12(9), С. 5720 - 5731
Опубликована: Янв. 1, 2022
Photoluminescent
polymers
can
be
divided
into
two
types
of
structures:
one
is
the
well-known
conventional
π-conjugated
rigid
chain
bearing
chromophores
in
their
side
chains,
and
other
common
flexible
without
main
or
chains
but
with
a
feature
clustering
electron-rich
and/or
dipole
groups
chains.
In
this
work,
we
found
new
photoluminescent
polymer
comprising
theophylline
(T)
imidazole
(I)
residues
suitable
ratio
on
polystyrenic
block
(PVB-T/I).
We
synthesized
copolymer
(denoted
as
P2)
consisting
hydrophobic
PVB-T/I
hydrophilic
poly(N-isopropylacrylamide),
investigated
its
self-assembly
micelles
micellar
features,
such
thermo-responsibility,
fluorescence
emission,
pH,
metal
ion-dependent
photoluminescence,
detail.
Especially,
self-assembled
from
P2
showed
intrinsic
blue
emission
which
was
emitted
charge
transfer
association
between
T
I
intra-chains.
Weakening
by
adjustment
pH
addition
ions
could
evidently
reduce
photoluminescence
state.
Very
interestingly,
among
many
cations,
only
Pd2+,
chelate
strongly
theophylline,
quenched
micelles.
Therefore,
functioned
an
optical
sensor
for
Pd(ii)
ion
not
spectroscopy
also
naked
eye.
Язык: Английский