Electrochemistry,
Год журнала:
2024,
Номер
92(10), С. 101007 - 101007
Опубликована: Авг. 6, 2024
The
coupling
between
bipolar
electrochemistry
and
electrochemiluminescence
(ECL)
technologies
has
resulted
in
a
fascinating
field
of
the
academic
research,
because
advantages
both
techniques
are
often
emphasized
their
combined
form.For
instance,
light
emission
resulting
from
an
electrochemical
reaction
typical
ECL
process
can
be
exploited
for
reporting
redox
events
occurring
on
wireless
electrode
(BPE).After
introducing
concept
electrochemiluminescence,
this
comprehensive
paper
summarizes
most
recent
research
results
author
aforementioned
area
at
Tokyo
Institute
Technology
during
her
multi-year
stay
as
overseas
researcher.These
include
development
analytical
tool
based
imaging
to
map
potential
distribution
different
types
cells,
characterization
conducting
polymer
materials
ability
promote
reaction.Such
findings
assessed
relation
current
literature
scenario,
whereas
future
perspectives
also
discussed
end
manuscript.
Abstract
Hydrogen‐bonded
organic
frameworks
(HOFs)
are
emerging
porous
materials
that
show
high
structural
flexibility,
mild
synthetic
conditions,
good
solution
processability,
easy
healing
and
regeneration,
recyclability.
Although
these
properties
give
them
many
potential
multifunctional
applications,
their
unstable
due
to
the
presence
of
only
weak
reversible
hydrogen
bonds.
In
this
work,
development
history
synthesis
methods
HOFs
reviewed,
categorize
design
concepts
strategies
improve
stability.
More
importantly,
significant
latest
HOF‐related
research
for
addressing
energy
environmental
issues,
work
discusses
advances
in
storage
conversion,
substance
generation
isolation,
detection
degradation
transformation,
biological
applications.
Furthermore,
a
discussion
coupling
orientation
HOF
cross‐cutting
fields
environment
is
presented
first
time.
Finally,
current
challenges,
opportunities,
advance
applications
discussed.
Analytical Chemistry,
Год журнала:
2024,
Номер
96(17), С. 6652 - 6658
Опубликована: Апрель 17, 2024
A
low-triggering
potential
and
a
narrow-potential
window
are
anticipated
to
decrease
the
electrochemical
interference
cross
talk
of
electrochemiluminescence
(ECL).
Herein,
by
exploiting
low
oxidative
(0.82
V
vs
Ag/AgCl)
dihydrolipoic
acid-capped
sliver
nanoclusters
(DHLA-AgNCs),
coreactant
ECL
system
DHLA-AgNCs/hydrazine
(N2H4)
is
proposed
achieve
efficient
oxidative-reduction
with
0.82
(vs
0.22
V.
The
low-triggering-potential
narrow-potential-window
nature
can
be
primarily
preserved
upon
labeling
DHLA-AgNCs
probe
DNA
immobilizing
onto
Au
surface
via
sandwiched
hybridization,
which
eventually
enables
selective
strategy
for
gene
assay
at
+0.82
This
sensitively
determine
human
papillomavirus
from
10
1000
pM
limit
detection
5
(S/N
=
3)
would
open
way
improve
applied
bioassay.
Journal of Agricultural and Food Chemistry,
Год журнала:
2024,
Номер
unknown
Опубликована: Апрель 11, 2024
Accurate
monitoring
of
tetracycline
(TC)
residues
in
the
environment
is
crucial
for
avoiding
contaminant
risk.
Herein,
a
novel
TC
biosensor
was
facilely
designed
by
integrating
silver
nanoparticles
(Ag
NPs)
into
porphyrin
metal–organic
matrix
(Ag@AgPOM)
as
bifunctional
electrochemiluminescence
(ECL)
probe.
Different
from
step-by-step
synthesis
co-reaction
accelerator
and
ECL
emitter,
accelerators
Ag
NPs
were
situ-grown
on
surface
5,10,15,20-tetrakis
(4-carboxyphenyl)
(TCPP)
via
simple
one-pot
approach.
Symbiotic
Ag@AgPOM
formed
an
intimate
interface
increased
collision
efficiency
reaction,
achieving
enhancement
TCPP.
Under
optimized
conditions,
ternary
showed
wide
linear
detection
range
toward
with
low
limit
0.14
fmol
L–1.
Compared
traditional
HPLC
ELISA
methods,
satisfied
analytical
adaptability
made
this
sensing
strategy
feasible
to
monitor
complex
environmental
samples.
Analytical Chemistry,
Год журнала:
2024,
Номер
96(45), С. 18214 - 18220
Опубликована: Ноя. 1, 2024
Developing
organic
aggregation-induced
delayed
electrochemiluminescence
(AIDECL)
active
emitters
is
attractive
due
to
their
full
utilization
of
excited
species.
However,
current
molecular
designs
primarily
focus
on
the
electron-deficient
core
benzophenone,
resulting
in
relatively
low
ECL
efficiency
its
flexible
skeleton.
Herein,
we
design
a
rigid
electron
acceptor,
i.e.,
xanthenone,
by
inserting
an
oxygen
bridge
into
benzophenone
moiety,
and
AIDECL-active
dot
(OD)
composed
xanthenone-dimethylacridine
compound
constructed.
High
achieved
for
resultant
ODs,
with
3-fold
enhancement
compared
control
ODs.
Oxygen
bridge-induced
planar
moiety
rigidifies
configuration,
further
inhibiting
intramolecular
motions
thus
suppressing
nonradiative
decay,
supported
single-crystal
data
together
theoretical
calculations.
Significantly,
biosensor
constructed
employing
these
ODs
as
sensitive
analysis
miR-21
associated
pancreatic
cancer,
which
demonstrates
detection
limit
2.8
fM.
Our
investigation
provides
promising
way
efficient
deepens
understanding
structure-property
relationships.
