ChemistrySelect,
Journal Year:
2022,
Volume and Issue:
7(21)
Published: June 2, 2022
Abstract
Bismuth
(Bi)
is
a
particular
element
with
many
distinctive
properties
such
as
low
toxicity
or
nontoxicity,
high
specific
gravity,
photoluminescence,
photoelectronic
and
photovoltaic
effects,
strong
oxidation
ability,
water
insolubility,
etc.
These
help
to
boost
various
applications
of
Bi.
The
recent
decades
have
witnessed
dramatic
increase
in
the
application
research
Bi‐based
materials,
especially
on
photocatalysis.
This
paper
begins
an
introduction
history
Bi,
followed
by
summary
its
properties,
then
provides
comprehensive
overview
photocatalysis,
sensing,
medicine,
diagnosis
treatments,
focus
near‐infrared
flexible
wearable
sensor,
vivo
detection
therapeutics.
Finally,
main
challenges
development
prospects
materials
are
introduced.
With
trends
Bi
discussed,
this
aimed
at
improving
knowledge
arising
interest
hope
extending
Analytical Chemistry,
Journal Year:
2023,
Volume and Issue:
95(19), P. 7560 - 7568
Published: May 3, 2023
A
semiconductor
photoelectrochemical
(PEC)
aptamer
sensor
has
been
widely
researched
in
recent
years
because
of
its
broad
application
prospects.
However,
a
universal
PEC
not
achieved,
and
sensing
mechanism
based
on
photogenerated
carrier
transfer
process
yet
to
be
elucidated.
Herein,
novel
hydrogen-treated
TiO2
nanorod
array
one-dimensional
(1D)/Ti2COX
MXene
two-dimensional
(2D)
(H-TiO2/Ti2COX)
is
presented,
which
achieved
record
detection
range
10-9-103
μg/L
limit
(LOD)
1
fg/L
for
microcystic
toxins-LR
detection.
Besides,
the
can
also
test
serotonin
(5-HT),
aflatoxin-B1,
prostate-specific
antigen
(PSA)
with
high
performance
by
changing
aptamers,
exhibiting
favorable
universality.
Furthermore,
new
phenomenon
switchable
enhanced/suppressed
photocurrent
signal
was
discovered
from
H-TiO2/Ti2COX
sensors
through
variation
length
nanorod.
Meanwhile,
it
reveals
that
steric
hindrance
effect
determines
hole
depolarization
processes,
proposed
first
time
as
predominant
sensors,
giving
possibilities
develop
higher
efficiency.
The Chemical Record,
Journal Year:
2023,
Volume and Issue:
24(3)
Published: Dec. 12, 2023
Abstract
Semiconductor
photocatalysis
has
great
potential
in
the
fields
of
solar
fuel
production
and
environmental
remediation.
Nevertheless,
photocatalytic
efficiency
still
constrains
its
practical
applications.
The
development
new
semiconductor
materials
is
essential
to
enhance
energy
conversion
systems.
Recently,
research
on
enhancing
performance
semiconductors
by
introducing
bismuth
(Bi)
attracted
widespread
attention.
In
this
review,
we
briefly
overview
main
synthesis
methods
Bi/semiconductor
photocatalysts
summarize
control
micromorphology
Bi
Bi/semiconductors
key
role
catalytic
system.
addition,
promising
applications
photocatalysis,
such
as
pollutant
degradation,
sterilization,
water
separation,
CO2
reduction,
N2
fixation,
are
outlined.
Finally,
an
outlook
challenges
future
directions
given.
We
aim
offer
guidance
for
rational
design
high‐efficiency
Biosensors,
Journal Year:
2023,
Volume and Issue:
13(2), P. 200 - 200
Published: Jan. 29, 2023
Electrochemiluminescence
(ECL)
analysis
has
become
a
powerful
tool
in
recent
biomarker
detection
and
clinic
diagnosis
due
to
its
high
sensitivity
broad
linear
range.
To
improve
the
analytical
performance
of
ECL
biosensors,
various
advanced
nanomaterials
have
been
introduced
regulate
signal
such
as
graphene,
gold
nanomaterials,
quantum
dots.
Among
these
some
plasmonic
nanostructures
play
important
roles
fabrication
biosensors.
The
plasmon
effect
for
includes
quenching
by
resonant
energy
transfer,
enhancement
surface
resonance
enhancement,
change
polarized
angle
emission.
influence
can
be
regulated
distance
between
emitters
materials,
characteristics
polarization
angle-dependent
coupling.
This
paper
outlines
advances
based
biosensors
involving
materials
including
noble
metals
semiconductor
nanomaterials.
targets
range
from
small
molecules,
proteins,
nucleic
acids,
cells
thanks
effect.
In
addition
microscopy
with
is
also
highlighted
because
enhanced
image
quality
Finally,
future
opportunities
challenges
are
discussed
if
more
effects
into
realm.
ACS Applied Materials & Interfaces,
Journal Year:
2022,
Volume and Issue:
14(39), P. 44222 - 44227
Published: Sept. 23, 2022
Herein,
a
novel
sandwich-type
immunosensor
was
designed
using
Pt
nanoparticle-decorated
SnS2
nanoplates
(Pt@SnS2)
as
matrix
and
N,B-doped
Eu
MOF
(N,B-Eu
MOF)
nanospheres
signal
amplifier.
In
Pt@SnS2,
nanoparticles
(NPs)
enhance
the
surface
electron
transport
capability
electrochemiluminescence
(ECL)
performance
of
nanoplates.
The
dual
"antenna"
effect
5-boronoisophthalic
acid
(5-bop)
5-nitroisophthalic
(5-nop)
enables
N,B-Eu
MOFs
to
show
very
good
ECL
at
cathode.
presence
target
carcinoembryonic
antigen
(CEA),
provides
specific
immune
responses,
is
greatly
amplified
by
probe
MOFs.
view
above,
successfully
applied
for
highly
sensitive
selective
detection
CEA
with
limit
0.06
pg·mL-1.
This
sensor
exhibits
high
sensitivity
specificity,
excellent
stability,
reproducibility,
practicability
in
real
human
serum.
