Inorganic Chemistry Frontiers,
Journal Year:
2023,
Volume and Issue:
10(12), P. 3664 - 3674
Published: Jan. 1, 2023
Chiral
BINOL-modified
dinuclear
helicates
Yb
2
(
R
/
S
-BTHP)
4
show
the
excellent
NIR-CPL
at
980
nm
with
g
lum
reaching
up
to
0.81
and
B
CPL
being
821
M
−1
cm
.
Advanced Materials,
Journal Year:
2025,
Volume and Issue:
unknown
Published: May 6, 2025
Abstract
Establishing
atom‐precise
and
controllable
self‐assembly
of
metal
clusters
to
achieve
high‐efficiency
circularly
polarized
luminescence
(CPL)
is
especially
fascinating,
yet
it
creates
considerable
challenges.
Here,
two
enantiomeric
pairs
dimer
R/S‐Pt
4
Ag
8
‐green
‐orange
composed
octahedral
Pt
2
monomers
through
Pt–Pt
bonds
are
constructed,
which
show
a
28‐fold
increase
in
photoluminescence
quantum
yield
(PLQY)
compared
with
the
reported
monomer
solution.
The
solid‐state
chiral
shows
PLQY
87%
without
an
aggregation‐caused
quenching
effect.
intercluster
distances
arrangements
cluster
can
be
modulated
ligand
configuration
solvent
stimuli,
giving
rise
reversible
transformations
between
single
crystals,
concomitant
high‐contrast
optical/chiroptical
switching.
Additionally,
by
further
assembling
Pt‐Ag
+
,
3D
cubic
lattice
red‐emitting
CPL
achieved.
Furthermore,
luminescence,
intrinsic
chirality,
adjustable
assembly
behaviors
these
assemblies
bestow
them
excellent
smart
switching
properties.
This
work
opens
new
avenue
for
CPL‐active
regulating
metal‐metal
interactions.
Nanoscale,
Journal Year:
2023,
Volume and Issue:
15(47), P. 18999 - 19015
Published: Jan. 1, 2023
For
the
molecular
properties
in
which
energy
transfer/migration
is
determinantal,
such
as
triplet–triplet
annihilation-based
photon
up-conversion,
intermolecular
distances
and
relative
orientations
play
pivotal
roles.
Advanced Materials,
Journal Year:
2023,
Volume and Issue:
36(4)
Published: Nov. 21, 2023
Circularly
polarized
luminescence
(CPL)
materials
have
garnered
significant
interest
due
to
their
potential
applications
in
chiral
functional
devices.
Synthesizing
CPL
with
a
high
dissymmetry
factor
(g
Inorganic Chemistry Frontiers,
Journal Year:
2023,
Volume and Issue:
10(12), P. 3664 - 3674
Published: Jan. 1, 2023
Chiral
BINOL-modified
dinuclear
helicates
Yb
2
(
R
/
S
-BTHP)
4
show
the
excellent
NIR-CPL
at
980
nm
with
g
lum
reaching
up
to
0.81
and
B
CPL
being
821
M
−1
cm
.