Chemical Communications,
Journal Year:
2020,
Volume and Issue:
56(50), P. 6757 - 6769
Published: Jan. 1, 2020
Externally-initiated
controlled
supramolecular
polymerization
of
the
kinetically
trapped
aggregated
state
in
a
chain
growth
mechanism
can
produce
well-defined
living
polymers
and
copolymers.
Advanced Optical Materials,
Journal Year:
2021,
Volume and Issue:
9(13)
Published: April 30, 2021
Abstract
Luminescent
small,
all‐organic
molecules
are
of
tremendous
interest
in
materials
and
life
science
applications.
Nevertheless,
targeted
design
requires
a
basic
understanding
the
excited
state
deactivation
pathways
themselves,
modulations
processes
that
occur
solid
state.
This
particularly
concerns
crystalline
molecular
solids,
as
here
not
only
solid‐state
rigidification
contributes
to
these
modulations,
but
specific
intermolecular
interactions
well.
Starting
from
properties,
this
work
carefully
disentangles
all
intramolecular
factors
radiative
nonradiative
solids
provide
guidelines
for
design.
Journal of the American Chemical Society,
Journal Year:
2020,
Volume and Issue:
142(16), P. 7606 - 7617
Published: April 1, 2020
Multicomponent
supramolecular
copolymerization
promises
to
construct
complex
nanostructures
with
emergent
properties.
However,
even
two
monomeric
components,
various
possible
outcomes
such
as
self-sorted
homopolymers,
a
random
(statistical)
copolymer,
an
alternate
or
block
copolymer
can
occur,
determined
by
their
intermolecular
interactions
and
monomer
exchange
dynamics
hence
structural
prediction
is
extremely
challenging.
Herein,
we
target
this
challenge
demonstrate
unprecedented
two-component
sequence
controlled
manipulating
thermodynamic
kinetic
routes
in
the
pathway
complexity
of
self-assembly
constitutive
monomers.
Extensive
molecular
simulations
provided
useful
mechanistic
insights
into
rates
free
energy
between
monomers
that
dictate
sequence.
The
fluorescent
nature
core-substituted
naphthalene
diimide
has
been
further
utilized
characterize
three
sequences
via
Structured
Illumination
Microscopy
(SIM).
Chemical Science,
Journal Year:
2021,
Volume and Issue:
12(13), P. 4661 - 4682
Published: Jan. 1, 2021
The
use
of
crystallization
as
a
tool
to
control
the
self-assembly
polymeric
and
molecular
amphiphiles
in
solution
is
attracting
growing
attention
for
creation
non-spherical
nanoparticles
more
complex,
hierarchical
assemblies.
In
particular,
seeded
growth
method
termed
living
crystallization-driven
(CDSA)
has
been
established
an
ambient
temperature
potentially
scalable
platform
preparation
low
dispersity
samples
core-shell
fiber-like
or
platelet
micellar
nanoparticles.
Significantly,
this
permits
predictable
size,
access
branched
segmented
structures
where
functionality
spatially-defined.
Living
CDSA
operates
under
kinetic
shows
many
analogies
with
chain-growth
polymerizations
organic
monomers
that
afford
well-defined
covalent
polymers
controlled
length
except
it
covers
much
longer
scale
(ca.
20
nm
10
μm).
applied
rapidly
expanding
range
crystallizable
amphiphiles,
which
includes
block
copolymers
charge-capped
homopolymers,
form
assemblies
crystalline
cores
solvated
coronas.
methods
have
also
transposed
wide
variety
π-stacking
hydrogen-bonding
species
supramolecular
processes
"living
polymerizations".
article
we
outline
main
features
then
survey
promising
emerging
applications
resulting
fields
such
nanomedicine,
colloid
stabilization,
catalysis,
optoelectronics,
information
storage,
surface
functionalization.
Israel Journal of Chemistry,
Journal Year:
2020,
Volume and Issue:
60(1-2), P. 33 - 47
Published: Jan. 1, 2020
Abstract
Since
the
first
polymers
were
discovered,
scientists
have
debated
their
structures.
Before
Hermann
Staudinger
published
brilliant
concept
of
macromolecules,
polymer
properties
generally
believed
to
be
based
on
colloidal
aggregation
small
particles
or
molecules.
From
1920
onwards,
and
macromolecules
are
synonymous
with
each
other;
i.
e.
materials
made
by
many
covalent
bonds
connecting
monomers
in
2
3
dimensions.
Although
supramolecular
interactions
between
macromolecular
chains
evidently
important,
g.
nylons,
it
was
unheard
proposing
polymeric
interaction
Breakthroughs
chemistry,
however,
showed
that
can
molecules
using
strong
directional
secondary
interactions;
field
emerged.
In
a
way,
we
come
full
circle.
this
essay
give
personal
story
about
birth
polymers,
special
emphasis
structures,
way
formation,
dynamic
nature
bonding.
The
adaptivity
has
become
major
asset
for
novel
applications,
direction
sustainable
use
but
also
biomedicine
electronics
as
well
self‐healing
materials.
lessons
learned
past
years
include
aspects
forecast
bright
future
general
particular.
order
tribute
year
celebrating
100
will
show
concepts
apply
only
one
important
difference
fascinating
consequences:
form
chains.
Journal of the American Chemical Society,
Journal Year:
2020,
Volume and Issue:
142(47), P. 19781 - 19798
Published: Nov. 11, 2020
Interactions
between
solvents
and
solutes
are
a
cornerstone
of
physical
organic
chemistry
have
been
the
subject
investigations
over
last
century.
In
recent
years,
renewed
interest
in
fundamental
aspects
solute-solvent
interactions
has
sparked
field
supramolecular
general
that
polymers
particular.
Although
solvent
effects
recognized
for
long
time,
unique
opportunities
offer
to
gain
insight
into
become
clear
relatively
recently.
The
multiple
hold
polymeric
structure
together
similar
strength
those
solute
solvent.
cooperativity
found
ordered
leads
possibility
amplifying
these
will
shed
light
on
extremely
subtle
solvation
phenomena.
As
result,
many
exciting
modern
can
be
studied
using
polymers.
Our
aim
is
put
progress
historical
context
provide
avenues
toward
more
comprehensive
understanding
multicomponent
systems.
Angewandte Chemie International Edition,
Journal Year:
2020,
Volume and Issue:
59(29), P. 11871 - 11875
Published: April 15, 2020
Abstract
Application
of
new
strategies
for
supramolecular
self‐assembly
can
significantly
impact
the
properties
and/or
functions
polymers.
To
realize
a
facial
strategy
development
solvent‐free
polymers
in
bulk,
“deep
eutectic
solvents”
were
employed.
Cyclodextrins
and
natural
acids
used
to
prepare
deep
(
DESP
s).
Deep
solvents
have
special
characteristics
that
endow
s
with
unique
macroscopic
excellent
processability.
exhibit
adhesion
temperature‐dependent
behavior
originating
from
combined
effects
polymerization.
Because
are
display
interesting
properties,
they
potential
as
adaptive
materials.
Advanced Materials,
Journal Year:
2022,
Volume and Issue:
35(10)
Published: Oct. 14, 2022
Photoresponsive
supramolecular
polymers
are
well-organized
assemblies
based
on
highly
oriented
and
reversible
noncovalent
interactions
containing
photosensitive
molecules
as
(co-)monomers.
They
have
attracted
increasing
interest
in
smart
materials
dynamic
systems
with
precisely
controllable
functions,
such
light-driven
soft
actuators,
photoresponsive
fluorescent
anticounterfeiting
light-triggered
electronic
devices.
The
present
review
discusses
light-activated
used
their
main
photo-induced
changes,
e.g.,
geometry,
dipole
moment,
chirality.
Based
these
distinct
formed
by
exhibit
disassembly
reassembly.
As
a
consequence,
polymerization,
"depolymerization,"
regulation
of
the
lengths
topologies
observed.
Moreover,
light-controlled
functions
polymers,
actuation,
emission,
chirality
transfer
along
length
scales,
highlighted.
Furthermore,
perspective
challenges
future
opportunities
is
presented.
Besides
challenge
moving
from
harmful
UV
light
to
visible/near
IR
avoiding
fatigue,
enabling
biomedical
applications,
include
actuators
helical
motion,
light-modulated
information
transmission,
optically
recyclable
materials,
multi-stimuli-responsive
systems.
Advanced Materials,
Journal Year:
2021,
Volume and Issue:
34(22)
Published: Oct. 19, 2021
Abstract
Dye–dye
interactions
affect
the
optical
and
electronic
properties
in
organic
semiconductor
films
of
light
harvesting
detecting
optoelectronic
applications.
This
review
elaborates
how
to
tailor
these
semiconductors
for
solar
cells
(OSCs)
photodiodes
(OPDs).
While
devices
rely
on
similar
materials,
demands
their
are
rather
different,
former
requiring
a
broad
absorption
spectrum
spanning
from
UV
over
visible
up
near‐infrared
region
latter
an
ultra‐narrow
at
specific,
targeted
wavelength.
In
order
design
satisfying
demands,
fundamental
insights
relationship
provided
depending
molecular
packing
arrangement
resultant
coupling
thereof.
Based
recent
advancements
theoretical
understanding
intermolecular
between
slip‐stacked
dyes,
distinguishing
classical
J‐aggregates
with
predominant
long‐range
Coulomb
charge
transfer
(CT)‐mediated
or
‐coupled
J‐aggregates,
whose
red‐shifts
primarily
governed
by
short‐range
orbital
interactions,
is
suggested.
Within
this
framework,
aggregate
structure
functional
representative
classes
dye
aggregates
analyzed
most
advanced
OSCs
wavelength‐selective
OPDs,
providing
important
into
rational
thin‐film
materials.