Angewandte Chemie,
Год журнала:
2024,
Номер
136(38)
Опубликована: Июнь 26, 2024
Abstract
Birefringent
crystals
have
essential
applications
in
optical
communication
areas.
Low‐dimensional
structures
with
inherited
structural
anisotropy
are
potential
systems
for
investigating
birefringent
materials
large
birefringence.
In
this
work,
the
zero‐dimensional
(0D)
[(
p
‐C
5
H
NO)
2
ZnCl
]
(
1
)
and
[
6
NO]
[ZnCl
4
were
obtained
by
introducing
π‐conjugated
NO
(4HP)
into
three‐dimensional
(3D)
.
Remarkably,
exhibits
a
giant
birefringence
of
0.482@546
nm,
which
is
largest
among
Zn‐based
ultraviolet
(UV)
compounds
160
times
that
According
to
theoretical
calculation
analyses,
polarizability,
high
spatial
density,
ideal
distribution
[(4HP)
0
cluster,
low
dimension
result
dramatically
increased
compared
This
work
will
provide
valid
route
accelerating
design
synthesis
excellent
low‐dimensional
systems.
Advanced Optical Materials,
Год журнала:
2024,
Номер
12(18)
Опубликована: Апрель 10, 2024
Abstract
Improving
polarizability
is
an
important
strategy
for
designing
high‐performance
mid‐infrared
(mid‐IR)
nonlinear
optical
(NLO)
materials.
The
substitution
of
equivalent
or
aliovalent
atoms
can
manipulate
the
by
adjusting
symmetry
polyhedron.
Herein,
Li
+
and
Cd
2+
are
introduced
into
Cu
3
PS
4
as
dopants
site.
As
a
result,
significantly
improve
bandgap
(
E
g
)
x
3−
from
2.38
to
2.88
eV,
leading
higher
laser‐induced
damage
threshold
(LIDT)
4.9
times
than
AgGaS
2
(AGS)
with
comparable
second
harmonic
generation
(SHG)
response
AGS
(26−45
µm).
Interestingly,
SHG
enlarge
simultaneously.
0.4
2.2
has
large
10
×
at
2050
nm
µm)
LIDT
2.6
AGS.
Theoretical
calculations
reveal
that
lattice
vacancies
induced
boost
compared
no
vacancy,
strong
NLO
response.
Advanced Optical Materials,
Год журнала:
2024,
Номер
12(21)
Опубликована: Апрель 18, 2024
Abstract
Optical
materials
with
non‐π‐conjugated
units
usually
can
exhibit
large
bandgaps,
which
are
conducive
to
a
wide
ultraviolet
(UV)
transparency
window.
However,
the
relatively
small
structural
anisotropy
hinders
application
of
these
as
nonlinear
optical
(NLO)
and
birefringent
materials.
Herein,
universal
strategy
dissimilating
is
proposed
enhance
birefringence,
optimize
phase‐matching
(PM)
wavelength,
maintain
bandgap.
The
functionality
series
hetero‐anionic
distinguished
in
terms
optimizing
birefringence
PM
wavelength.
In
particular,
dimeric
unit
N(SO
2
F)
−
dual‐heteroatom
dissimilation
found
be
novel
superior
hereto‐gene.
addition,
AN(SO
(A
=
Li,
Na‐I,
K‐I/II,
H)
Ba(SO
3
CF
)
identified
approximately
0.051–0.106
at
546
nm,
much
larger
than
those
corresponding
sulfates.
HN(SO
exhibits
short
wavelength
(208
nm),
NLO
coefficient
(≈
×
KDP),
an
extremely
UV
cutoff
edge
(149
nm).
Experimental
polarizing
microscope
measurement
confirms
that
Pbca
‐KN(SO
significantly
enhanced
0.06
546.1
12
times
higher
K
SO
4
.
Finally,
this
offers
direction
for
design
synthesis
or
future.
Inorganic Chemistry Frontiers,
Год журнала:
2024,
Номер
11(11), С. 3367 - 3376
Опубликована: Янв. 1, 2024
Using
the
SbOCl
compound
as
a
template,
we
researched
six
antimony(
iii
)
oxyhalides
via
single-site
substitution,
which
are
favorable
for
generating
birefringences
greater
than
0.1.
Angewandte Chemie,
Год журнала:
2024,
Номер
136(38)
Опубликована: Июнь 26, 2024
Abstract
Birefringent
crystals
have
essential
applications
in
optical
communication
areas.
Low‐dimensional
structures
with
inherited
structural
anisotropy
are
potential
systems
for
investigating
birefringent
materials
large
birefringence.
In
this
work,
the
zero‐dimensional
(0D)
[(
p
‐C
5
H
NO)
2
ZnCl
]
(
1
)
and
[
6
NO]
[ZnCl
4
were
obtained
by
introducing
π‐conjugated
NO
(4HP)
into
three‐dimensional
(3D)
.
Remarkably,
exhibits
a
giant
birefringence
of
0.482@546
nm,
which
is
largest
among
Zn‐based
ultraviolet
(UV)
compounds
160
times
that
According
to
theoretical
calculation
analyses,
polarizability,
high
spatial
density,
ideal
distribution
[(4HP)
0
cluster,
low
dimension
result
dramatically
increased
compared
This
work
will
provide
valid
route
accelerating
design
synthesis
excellent
low‐dimensional
systems.
