Chiral
transition
metal
oxide
nanoparticles
(CTMOs)
are
attracting
a
lot
of
attention
due
to
their
fascinating
properties.
Nevertheless,
elucidating
the
chirality
induction
mechanism
often
remains
major
challenge.
Herein,
synthesis
chiral
cobalt
mediated
by
histidine
(Co3
O4
@L-His
and
Co3
@D-His
for
synthesized
in
presence
L-
D-histidine,
respectively)
is
investigated.
Interestingly,
these
CTMOs
exhibit
remarkable
tunable
chiroptical
Their
analysis
x-ray
photoelectron,
Fourier
transform
infrared,
ultraviolet-visible
absorption
spectroscopy
indicates
that
ratio
Co2+
/Co3+
interactions
with
imidazole
groups
behind
In
addition,
use
development
sensitive,
rapid,
enantioselective
circular
dichroism-based
sensors
demonstrated,
allowing
direct
molecular
detection
discrimination
between
cysteine
or
penicillamine
enantiomers.
The
dichroism
response
exhibits
limit
enantiomers
as
low
10
µm.
Theoretical
calculations
suggest
ligand
exchange
coexistence
both
species
adsorbed
on
surface
responsible
enantiomeric
discrimination.
This
research
will
enrich
synthetic
approaches
obtain
enable
extension
applications
discovery
new
Chemical Society Reviews,
Год журнала:
2023,
Номер
52(5), С. 1549 - 1590
Опубликована: Янв. 1, 2023
Biomimetic
science
has
attracted
great
interest
in
the
fields
of
chemistry,
biology,
materials
science,
and
energy.
mineralization
is
process
synthesizing
inorganic
minerals
under
control
organic
molecules
or
biomolecules
mild
conditions.
Peptides
are
motifs
that
constitute
proteins,
can
self-assemble
into
various
hierarchical
structures
show
a
high
affinity
for
substances.
Therefore,
peptides
be
used
as
building
blocks
synthesis
functional
biomimetic
materials.
With
participation
peptides,
morphology,
size,
composition
mineralized
controlled
precisely.
not
only
provide
well-defined
templates
nucleation
growth
nanomaterials
but
also
have
potential
to
confer
with
catalytic
efficiency,
selectivity,
biotherapeutic
functions.
In
this
review,
we
systematically
summarize
research
progress
formation
mechanism,
nanostructural
manipulation,
applications
peptide-templated
These
further
inspire
researchers
design
structurally
complex
functionalized
promising
applications.
Nano-Micro Letters,
Год журнала:
2023,
Номер
15(1)
Опубликована: Янв. 18, 2023
Abstract
For
decades,
chiral
nanomaterials
have
been
extensively
studied
because
of
their
extraordinary
properties.
Chiral
nanostructures
attracted
a
lot
interest
potential
applications
including
biosensing,
asymmetric
catalysis,
optical
devices,
and
negative
index
materials.
Circularly
polarized
light
(CPL)
is
the
most
attractive
source
for
chirality
owing
to
its
high
availability,
now
it
has
used
as
preparation
matter.
In
this
review,
recent
progress
in
field
CPL-enabled
summarized.
Firstly,
advancements
fabrication
materials
using
circularly
are
described,
focusing
on
unique
strategies.
Secondly,
an
overview
driven
by
CPL
provided,
with
particular
emphasis
phototherapy.
Finally,
perspective
challenges
given.
Advanced Materials,
Год журнала:
2024,
Номер
36(18)
Опубликована: Янв. 19, 2024
Abstract
Machine
learning
holds
significant
research
potential
in
the
field
of
nanotechnology,
enabling
nanomaterial
structure
and
property
predictions,
facilitating
materials
design
discovery,
reducing
need
for
time‐consuming
labor‐intensive
experiments
simulations.
In
contrast
to
their
achiral
counterparts,
application
machine
chiral
nanomaterials
is
still
its
infancy,
with
a
limited
number
publications
date.
This
despite
great
advance
development
new
sustainable
high
values
optical
activity,
circularly
polarized
luminescence,
enantioselectivity,
as
well
analysis
structural
chirality
by
electron
microscopy.
this
review,
an
methods
used
studying
provided,
subsequently
offering
guidance
on
adapting
extending
work
nanomaterials.
An
overview
within
framework
synthesis–structure–property–application
relationships
presented
insights
how
leverage
study
these
highly
complex
are
provided.
Some
key
recent
reviewed
discussed
Finally,
review
captures
achievements,
ongoing
challenges,
prospective
outlook
very
important
field.
Nanoscale,
Год журнала:
2023,
Номер
15(6), С. 2541 - 2552
Опубликована: Янв. 1, 2023
This
review
summarizes
the
works
regarding
chiral
inorganic
nanomaterials
with
bio-functions
and
bio-applications,
which
can
deep
our
understanding
on
nanomaterials'
construction
principles
biological
functional
properties.
Advanced Materials,
Год журнала:
2023,
Номер
35(49)
Опубликована: Сен. 18, 2023
The
chemical,
physical
and
biological
effects
of
chiral
nanomaterials
have
inspired
general
interest
demonstrated
important
advantages
in
fundamental
science.
Here,
iron
oxide
supraparticles
(Fe3
O4
SPs)
modified
by
penicillamine
(Pen)
molecules
with
g-factor
≈2
×
10-3
at
415
nm
are
fabricated,
these
SPs
act
as
high-quality
magnetic
resonance
imaging
(MRI)
contrast
agents.
Therein,
the
transverse
relaxation
efficiency
T2
-MRI
results
Fe3
a
r2
relaxivity
157.39
±
2.34
mM-1
·S-1
for
D-Fe3
136.21
1.26
L-Fe3
due
to
enhanced
electronic
transition
dipole
moment
compared
SPs.
vivo
MRI
show
that
exhibit
two-fold
lower
ratio
than
SPs,
which
enhances
targeted
enrichment
tumor
tissue,
such
prostate
cancer,
melanoma
brain
glioma
tumors.
Notably,
it
is
found
7.7-fold
higher
affinity
cell
surface
receptor
cluster-of-differentiation
47
(CD47)
These
findings
uncover
highly
effective
agent
targeting
broad
tumors,
thus
accelerating
practical
application
deepening
understanding
chirality
non-biological
environments.
