Angewandte Chemie,
Journal Year:
2023,
Volume and Issue:
135(48)
Published: Oct. 11, 2023
Abstract
As
a
novel
class
of
materials,
D–A
conjugated
macrocycles
hold
significant
promise
for
chemical
science.
However,
their
potential
in
photovoltaic
remains
largely
untapped
due
to
the
complexity
introducing
multiple
donor
and
acceptor
moieties
into
design
synthesis
cyclic
π‐conjugated
molecules.
Here,
we
report
ring‐like
molecule
(
RCM
)
via
coupling
dimer
DBTP‐C3
as
template
thiophenes
high
yields.
exhibits
narrow
optical
gap
(1.33
eV)
excellent
thermal
stability,
shows
remarkable
photoluminescence
yield
Φ
PL
11.1
%
solution,
much
higher
than
non‐cyclic
analogues.
Organic
solar
cell
(OSC)
constructed
with
electron
efficient
charge
separation
at
donor‐acceptor
band
offsets
achieves
power
conversion
efficiency
(PCE)
14.2
%‐approximately
fourfold
macrocycle‐based
OSCs
reported
so
far.
This
is
partly
low
non‐radiative
voltage
loss
down
0.20
eV
electroluminescence
EL
4×10
−4
.
Our
findings
emphasize
molecules
advancing
organic
technology.
Molecules,
Journal Year:
2024,
Volume and Issue:
29(16), P. 3828 - 3828
Published: Aug. 12, 2024
Efficient
delivery
of
therapeutic
agents
to
the
lesion
site
or
specific
cells
is
an
important
way
achieve
“toxicity
reduction
and
efficacy
enhancement”.
Macrocycles
have
always
provided
many
novel
ideas
for
drug
gene
loading
processes.
Specifically,
macrocycles
represented
by
crown
ethers,
cyclodextrins,
cucurbit[n]urils,
calix[n]arenes,
pillar[n]arenes
unique
properties,
which
are
different
cavity
structures,
good
biocompatibility,
stability.
Benefited
from
these
diverse
a
variety
supramolecular
systems
can
be
designed
constructed
effectively
improve
physical
chemical
properties
guest
molecules
as
needed.
This
review
provides
outlook
on
current
application
status
main
limitations
in
systems.
Angewandte Chemie,
Journal Year:
2023,
Volume and Issue:
135(48)
Published: Oct. 11, 2023
Abstract
As
a
novel
class
of
materials,
D–A
conjugated
macrocycles
hold
significant
promise
for
chemical
science.
However,
their
potential
in
photovoltaic
remains
largely
untapped
due
to
the
complexity
introducing
multiple
donor
and
acceptor
moieties
into
design
synthesis
cyclic
π‐conjugated
molecules.
Here,
we
report
ring‐like
molecule
(
RCM
)
via
coupling
dimer
DBTP‐C3
as
template
thiophenes
high
yields.
exhibits
narrow
optical
gap
(1.33
eV)
excellent
thermal
stability,
shows
remarkable
photoluminescence
yield
Φ
PL
11.1
%
solution,
much
higher
than
non‐cyclic
analogues.
Organic
solar
cell
(OSC)
constructed
with
electron
efficient
charge
separation
at
donor‐acceptor
band
offsets
achieves
power
conversion
efficiency
(PCE)
14.2
%‐approximately
fourfold
macrocycle‐based
OSCs
reported
so
far.
This
is
partly
low
non‐radiative
voltage
loss
down
0.20
eV
electroluminescence
EL
4×10
−4
.
Our
findings
emphasize
molecules
advancing
organic
technology.
