Laser & Photonics Review,
Год журнала:
2024,
Номер
18(7)
Опубликована: Март 14, 2024
Abstract
Chirality
is
one
of
the
most
mysterious
symmetry
transformations.
Very
readily
broken
in
biological
systems,
it
practically
absent
naturally
occurring
inorganic
materials
and
very
challenging
to
create
artificially.
Chiral
optical
wavefronts
are
often
used
for
identification,
control,
discrimination
left‐
right‐handed
other
molecules.
Thus,
crucially
important
capable
chiral
interaction
with
light,
which
would
allow
assign
arbitrary
properties
a
light
field.
This
study
utilizes
van
der
Waals
technology
assemble
helical
homostructures
(e.g.,
circular
dichroism).
Because
large
range
available,
such
can
be
assigned
flexible
properties.
The
approach
demonstrated
by
creating
based
on
multilayer
(arsenic
trisulfide),
offers
pronounced
even
thin
structures
due
its
strong
biaxial
optically
anisotropy.
work
showcases
that
chirality
an
electromagnetic
system
may
emerge
at
intermediate
level
between
molecular
mesoscopic
tailored
arrangement
non‐chiral
layers
crystals
without
additional
patterning.
Advanced Materials,
Год журнала:
2023,
Номер
35(49)
Опубликована: Март 19, 2023
Abstract
Circularly
polarized
light
(CPL)
with
the
end
of
optical
vector
traveling
along
circumferential
trajectory
shows
left‐
and
right‐handedness,
which
transmits
chiral
information
to
materials
via
complicated
CPL–matter
interactions.
Materials
circular
dichroism
respond
CPL
illumination
selectively
differential
outputs
that
can
be
used
design
novel
photodetectors.
Racemic
or
achiral
compounds
under
go
through
photodestruction,
photoresolution,
asymmetric
synthesis
pathways
generate
enantiomeric
bias
activity.
By
this
strategy,
helical
polymers
inorganic
plasmonic
nanostructures
are
synthesized
directly,
their
intramolecular
folding
subsequent
self‐assembly
photomodulable
as
well.
In
aggregated
state
liquid
crystal
phase,
sense
dynamic
molecular
packing
is
sensitive
brought
by
CPL,
enabling
amplification
supramolecular
scale.
review,
application‐guided
strategies
CPL‐responsive
aimed
systematically
summarized
discussed.
Asymmetric
synthesis,
resolution,
property‐modulation
small
organic
compounds,
polymers,
nanoparticles,
assemblies
crystals
highlighted
based
on
important
developments
during
last
decades.
Besides,
applications
light–matter
interactions
including
detection
biomedical
also
referred.
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.
Nature Communications,
Год журнала:
2024,
Номер
15(1)
Опубликована: Авг. 6, 2024
Polarization
transformation
is
at
the
foundation
of
modern
applications
in
photonics
and
quantum
optics.
Notwithstanding
their
applicative
interests,
basic
theoretical
experimental
efforts
are
still
needed
to
exploit
full
potential
polarization
Here,
we
reveal
that
coherent
superposition
two
non-orthogonal
eigen-states
Jones
matrix
can
improve
drastically
efficiency
arbitrary
with
respect
classical
orthogonal
By
exploiting
metasurface
stacking
twisted
configuration,
have
implemented
a
powerful
termed
"non-orthogonal
metasurfaces",
experimentally
demonstrated
input-output
modulation
reaching
nearly
100%
transmission
broadband
angle-insensitive
manner.
Additionally,
proposed
routing
methodology
project
independent
phase
holograms
quadruplex
circular
components.
Our
results
outline
paradigm
achieve
extremely
efficient
optics,
multiplexing
for
communication
information
encryption
microwave
optical
frequencies.
The
authors
showcase
general
method
engineer
unity,
taking
advantage
eigen-formalism
circumvent
limitation
conventional
Abstract
Bio‐enabled
and
bio‐mimetic
nanomaterials
represent
functional
materials,
which
use
bio‐derived
materials
synthetic
components
to
bring
the
better
of
two,
natural
synthetic,
worlds.
Prospective
broad
applications
are
flexibility
mechanical
strength
lightweight
structures,
adaptive
photonic
functions
chiroptical
activity,
ambient
processing
sustainability,
potential
scalability
along
with
sensing/communication
abilities.
Here,
we
summarize
recent
results
on
relevant
responsive
behavior
under
stresses,
magnetic
field,
changing
chemical
environment.
We
focus
achievements
trends
in
tuning
optical
materials'
properties
such
as
light
scattering,
absorption
reflection,
emission,
structural
colors,
birefringence,
linear
circular
polarization
for
prospective
biosensing,
communication,
encoding,
fast
actuation,
biomedical
fields,
tunable
appearance.
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.
Advances in Optics and Photonics,
Год журнала:
2024,
Номер
16(3), С. 539 - 539
Опубликована: Июнь 4, 2024
Mie-resonant
metaphotonics
is
a
rapidly
developing
field
that
employs
the
physics
of
Mie
resonances
to
control
light
at
nanoscale.
are
excited
in
high-refractive-index
transparent
nanoparticles
and
voids
created
dielectric
media,
they
can
be
used
achieve
wide
range
optical
effects,
including
enhanced
light–matter
interaction,
nonlinear
topological
photonics.
Here,
we
review
recent
advances
metaphotonics,
with
focus
on
their
applications
metasurfaces.
Through
comprehensive
multipolar
analysis,
demonstrate
complex
interplay
electric
magnetic
multipoles
govern
interaction
light.
Recent
have
unveiled
diverse
spectrum
scattering
phenomena
achieved
within
precisely
engineered
structures.
Within
this
framework,
underlying
mechanics
first
second
Kerker
conditions
describe
intricate
mechanisms
guiding
these
nanostructures’
light-scattering
properties.
Moreover,
cover
intriguing
such
as
anapole
bound
or
quasi-bound
states
continuum.
Of
profound
interest
numerous
practical
result
from
revelations.
Ultrafast
processes,
emergence
nanolasers,
advancements
magneto-optic
devices
represent
just
fraction
transformative
applications.
Nanomaterials,
Год журнала:
2023,
Номер
13(7), С. 1235 - 1235
Опубликована: Март 30, 2023
Meta-optics
based
on
metasurfaces
that
interact
strongly
with
light
has
been
an
active
area
of
research
in
recent
years.
The
development
meta-optics
always
driven
by
human’s
pursuits
the
ultimate
miniaturization
optical
elements,
on-demand
design
and
control
beams,
processing
hidden
modalities
light.
Underpinned
meta-optical
physics,
devices
have
produced
potentially
disruptive
applications
manipulation
ultra-light
optics.
Among
them,
metalens
are
most
fundamental
prominent
meta-devices,
owing
to
their
powerful
abilities
advanced
imaging
image
processing,
novel
functionalities
manipulation.
This
review
focuses
advances
fundamentals
field
defined
excavating
new
physics
breaking
limitations
In
addition,
we
deeply
explored
metalenses
metalens-based
functionalities,
computational
processing.
We
also
provide
outlook
this
end.
Advanced Optical Materials,
Год журнала:
2023,
Номер
11(10)
Опубликована: Март 10, 2023
Abstract
Chiral
nanostructures
have
immense
potential
for
complete
polarization
control
of
light.
Given
the
intrinsic
3D
structure
circularly
polarized
light,
nanoarchitectures
with
structural
chirality
in
space
are
usually
required
to
achieve
“full”
chiroptical
response.
On
other
hand,
due
lack
available
active
materials
at
optical
wavelengths,
examples
chiral
photonic
devices
that
can
be
tuned
an
manner
remain
rare.
Here,
based
on
large
Kerr
nonlinearities
silicon,
nonlinear
response
from
a
planar
Si
metasurface
supporting
high
quality
(
Q
)‐factor
guided
mode
resonances
(GMRs)
near‐infrared
numerically
demonstrated.
In
linear
regime,
anisotropy
C
2
‐symmetric
associated
observed
GMRs
leads
pair
resonance
modes,
enabling
pronounced
cross‐polarization
transmission
circular
dichroism
and
strong
handedness‐dependent
field
enhancement
effect.
Owing
effect,
such
metasurfaces
seen
exhibit
prominent
chiral‐selective
nonlinearity.
Importantly,
co‐polarization
is
observed,
suggesting
waves
regime
possess
asymmetric
Jones
matrices.
Dielectric
utilized
facilitate
polarization‐state
modulators
simple
structures.
Abstract
Chirality,
as
one
of
the
most
striking
characteristics,
exists
at
various
scales
in
nature.
Originating
from
interactions
host
and
guest
molecules,
supramolecular
chirality
possesses
huge
potential
design
functional
materials.
Here,
an
overview
recent
progress
structure
designs
functions
chiral
materials
is
present.
First,
three
routes
are
summarized.
Compared
with
template‐induced
chemical
synthesis
strategies
that
depend
on
accurate
molecular
identification,
twisted‐assembly
technique
creates
through
ordered
stacking
nanowire
or
films.
Next,
inversion
amplification
reviewed
to
explain
transfer
level
macroscopic
scale,
where
available
external
stimuli
also
given.
Lastly,
owing
optical
activity
characteristics
layer‐by‐layer
structure,
display
excellent
performances,
including
smart
response,
shape‐memorization,
superior
mechanical
performance,
applications
biomedical
fields.
To
sum
up,
this
work
provides
a
systematic
review
helical
assemblies,
design,
systems.
