Nanotechnology Reviews,
Год журнала:
2024,
Номер
13(1)
Опубликована: Янв. 1, 2024
Abstract
Chiral
biomimetic
nanostructures
were
successfully
synthesized
through
the
oxidative
polymerization
of
chiral
and
achiral
catecholamines
in
presence
optically
active
1,2-diaminocyclohexane
(DACH).
Analysis
these
using
circular
dichroism
confirmed
their
nature,
demonstrating
feasibility
inducing
chirality
polycatecholamine
materials.
Furthermore,
exhibited
self-assembly
behaviour,
forming
distinctive
patterns
or
curly
carpets-like
structures
on
silicon
surfaces.
The
arrangement
morphology
closely
linked
to
amount
DACH
its
inherent
chirality.
Additionally,
process
was
shown
be
significantly
influenced
by
pH
reaction
choice
supporting
These
findings
are
particularly
relevant
context
molecular
nanoaggregates/particles
generated
during
dopamine
polymerization,
suggesting
a
promising
avenue
for
development
novel
polycatechols-based
Angewandte Chemie,
Год журнала:
2024,
Номер
136(45)
Опубликована: Июль 26, 2024
Abstract
Advancing
catalyst
design
is
pivotal
for
the
enhancement
of
photocatalytic
processes
in
renewable
energy
conversion.
The
incorporation
structural
chirality
into
conventional
inorganic
solar
hydrogen
nanocatalysts
promises
a
significant
transformation
catalysis,
feature
absent
this
field.
Here
we
unveil
unexplored
potential
geometric
by
creating
chiral
composite
that
integrates
Au
nanoparticles
(NPs)
with
two‐dimensional
C
3
N
4
nanosheets,
significantly
boosting
H
2
evolution
beyond
achiral
counterparts.
superior
performance
driven
NPs,
which
facilitates
efficient
charge
carrier
separation
through
favorable
‐chiral
NP
interface
and
induced
spin
polarization,
exploits
high‐activity
facets
within
concave
surfaces
NPs.
resulting
synergistic
effect
leads
to
remarkable
increase
evolution,
an
apparent
quantum
yield
44.64
%
at
400
nm.
Furthermore,
explore
selective
polarized
photo‐induced
behavior,
revealing
distinct
chiral‐dependent
HER
performance.
Our
work
advances
utilization
nanostructures
conversion
processes.
Photoelectrocatalytic
hydrogen
production
is
a
sustainable
energy
technology
that
utilizes
solar
to
decompose
water
into
and
oxygen.
It
offers
the
advantages
of
environmental
protection
sustainability.
However,
its
low
efficiency
in
photoelectric
splitting
results
relatively
small
production,
which
severely
limits
popularization
practical
applications.
This
paper
reviewed
catalytic
including
principle
catalysis,
catalyst
materials,
reaction
mechanism
kinetics,
conditions
optimization,
as
well
challenges
prospects.
The
catalysts
for
efficient
strategies
improving
rate
were
discussed
detail,
use
catalysts,
co-catalysts,
integrated
optimization
photoelectrodes.
also
covered
research
on
multi-physical
field
simulation
optimization.
provided
comprehensive
theoretical
basis
guidance
related
fields.
Nanotechnology Reviews,
Год журнала:
2024,
Номер
13(1)
Опубликована: Янв. 1, 2024
Abstract
Chiral
biomimetic
nanostructures
were
successfully
synthesized
through
the
oxidative
polymerization
of
chiral
and
achiral
catecholamines
in
presence
optically
active
1,2-diaminocyclohexane
(DACH).
Analysis
these
using
circular
dichroism
confirmed
their
nature,
demonstrating
feasibility
inducing
chirality
polycatecholamine
materials.
Furthermore,
exhibited
self-assembly
behaviour,
forming
distinctive
patterns
or
curly
carpets-like
structures
on
silicon
surfaces.
The
arrangement
morphology
closely
linked
to
amount
DACH
its
inherent
chirality.
Additionally,
process
was
shown
be
significantly
influenced
by
pH
reaction
choice
supporting
These
findings
are
particularly
relevant
context
molecular
nanoaggregates/particles
generated
during
dopamine
polymerization,
suggesting
a
promising
avenue
for
development
novel
polycatechols-based
