Topological DLVO Interaction of a Spiky Particle with a Wall
Elizabeth J. Andrew,
K. M. C. Davis,
David H. Harris
и другие.
Langmuir,
Год журнала:
2025,
Номер
unknown
Опубликована: Май 1, 2025
We
report
a
model
to
quantify
the
effects
of
position
and
orientation
on
Derjaguin-Landau-Verwey-Overbeek
(DLVO)
interactions
between
spiky
particle
planar
wall.
DLVO
interaction
energy,
force,
torque
as
function
spike
distribution,
aspect
ratio,
particle-wall
separation
distance,
orientation.
The
results
show
topological
correlation
energy
tiling
tessellated
orientational
space.
Furthermore,
particles
with
small
spikes
divergence
in
adhesion
force
from
that
at
boundaries
However,
maximum
are
orientations
corresponding
space
large
spiked
particles.
Additionally,
our
have
significant
over
wall
compared
smooth
spheres
or
ellipsoids,
notably
enhancing
their
Язык: Английский
Ternary Microphase Diagram of SBM Triblock Terpolymer Morphologies in Spherical Confinement
Journal of Polymer Science,
Год журнала:
2025,
Номер
unknown
Опубликована: Май 23, 2025
ABSTRACT
Block
copolymers
are
a
versatile
class
of
soft
materials,
as
they
combine
different
chemical
and
physical
properties
within
the
same
macromolecule.
Triblock
terpolymers
particular
interest
because
numerous
morphologies
can
form.
With
aim
generating
comprehensive
ternary
microphase
diagram,
we
emulsified
22
polystyrene‐
block
‐polybutadiene‐
‐poly(methyl
methacrylate)
triblock
analyzed
morphology
resulting
microparticles
after
solvent
evaporation.
We
employed
controlled
confinement
conditions
using
Shirasu
Porous
Glass
membrane
setup
via
transmission
electron
microscopy
tomography,
well
scanning
microscopy.
identified
wealth
microparticle
morphologies,
which
several
were
previously
not
reported.
Experiments
accompanied
by
coarse‐grained
molecular
simulations,
where
correlated
effect
evaporation
rate
on
particle
shape.
Язык: Английский