Biomacromolecules,
Год журнала:
2024,
Номер
25(11), С. 7361 - 7376
Опубликована: Окт. 21, 2024
We
explore
the
reentrant
condensation
of
polyelectrolytes
triggered
by
multivalent
salts,
whose
phase-transition
mechanism
remains
under
debate.
propose
a
theory
to
study
condensation,
which
separates
electrostatic
effect
into
two
parts:
short-range
gluonic
because
sharing
ions
ionic
monomers
and
long-range
correlation
from
all
ions.
The
suggests
that
governs
requiring
minimum
coupling
energy
initiate
phase
transition.
This
explains
why
diluted
salts
with
selective
multivalency
trigger
polyelectrolyte
also
uncovers
strong
adsorption
onto
causes
low-salt
concentrations
induce
both
collapse
reentry
transitions.
Additionally,
we
highlight
how
incompatibility
uncharged
moieties
water
affects
behaviors.
obtained
results
will
contribute
understanding
biological
separations
if
bound
biopolyelectrolytes
play
an
essential
role.
Soft Matter,
Год журнала:
2024,
Номер
20(34), С. 6822 - 6833
Опубликована: Янв. 1, 2024
Polymer
association
at
liquid-liquid
interfaces
is
a
promising
way
to
spontaneously
obtain
soft
self-healing
membranes.
In
the
case
of
reversible
bonding
between
two
polymers,
macromolecules
are
mobile
everywhere
within
membrane
and
they
can
be
absorbed
into
it
both
boundaries
due
binding
other
type.
this
work,
we
develop
theoretical
model
growth
based
on
these
assumptions.
The
asymptotic
dependence
thickness
time
as
Macromolecules,
Год журнала:
2024,
Номер
57(9), С. 4323 - 4334
Опубликована: Апрель 25, 2024
Associative
polymer
networks
have
shown
major
promise
in
the
fabrication
of
self-healing
and
responsive
materials.
They
can
also
serve
as
simple
models
to
study
more
complex
biological
systems
which
transient
interactions
play
an
important
role.
In
this
work,
we
investigate
properties
charged
blends
whose
constituents
are
capable
creating
dynamic
bonds.
We
model
bonds
harmonic
springs
with
additional
bond
formation
energy,
εa,
be
adjusted
influence
reaction
rates
for
binding
unbinding.
show
that
varying
number
sites
on
chains
εa
has
a
effect
resulting
phase
diagram.
further
diffusive
behavior
coacervates.
how
network
structure
changes
active
site,
increasing
identify
values
result
percolation.
Lastly,
explore
possibility
inducing
orthogonal
separation
by
introducing
second
type
cannot
interact
first
kind.
Biomacromolecules,
Год журнала:
2024,
Номер
25(11), С. 7361 - 7376
Опубликована: Окт. 21, 2024
We
explore
the
reentrant
condensation
of
polyelectrolytes
triggered
by
multivalent
salts,
whose
phase-transition
mechanism
remains
under
debate.
propose
a
theory
to
study
condensation,
which
separates
electrostatic
effect
into
two
parts:
short-range
gluonic
because
sharing
ions
ionic
monomers
and
long-range
correlation
from
all
ions.
The
suggests
that
governs
requiring
minimum
coupling
energy
initiate
phase
transition.
This
explains
why
diluted
salts
with
selective
multivalency
trigger
polyelectrolyte
also
uncovers
strong
adsorption
onto
causes
low-salt
concentrations
induce
both
collapse
reentry
transitions.
Additionally,
we
highlight
how
incompatibility
uncharged
moieties
water
affects
behaviors.
obtained
results
will
contribute
understanding
biological
separations
if
bound
biopolyelectrolytes
play
an
essential
role.
