Continuous Porous Aromatic Framework Membrane with Acid/Base-induced Reversible Isomerization for Switchable Ion Conductivity
Chemical Science,
Год журнала:
2025,
Номер
unknown
Опубликована: Янв. 1, 2025
Continuous
porous
aromatic
framework
membranes
were
designed
and
constructed
to
achieve
the
first
example
of
ion
conductive
frameworks
continuous
that
dynamically
respond
chemical
acid/base
stimulus.
Язык: Английский
Flow of information in a mechanically quenched confined flock
Proceedings of the Royal Society A Mathematical Physical and Engineering Sciences,
Год журнала:
2025,
Номер
481(2312)
Опубликована: Апрель 1, 2025
Living
organisms
in
a
group
communicate
and
transfer
information
to
one
another
for
variety
of
reasons.
It
might
be
foraging
food,
migration,
or
escaping
threats
obstacles
etc.
They
do
so
by
interacting
with
each
other
also
the
environment.
The
tools
from
statistical
mechanics
theory
can
useful
analyse
flow
among
living
modelled
as
active
(i.e.
self-propelling)
particles.
Here,
we
consider
particles
confined
circular
trap.
self-organization
crucially
depends
on
whether
trap
boundary
is
soft
hard.
We
quench
hard
instantaneously.
After
mechanical
quench,
suddenly
find
themselves
potential.
self-organized
cluster
particles,
which
was
stable
when
soft,
becomes
unstable.
undergoes
extreme
deformation
after
configuration
suitable
Together
structural
relaxation,
regarding
flows
throughout
deforming
cluster.
quantify
computing
local
entropy.
that
spans
whole
cluster,
propagating
ballistically.
Язык: Английский
Tuning responsivity-persistence trade-off in swarm robotics: A motion salience threshold approach
Robotics and Autonomous Systems,
Год журнала:
2025,
Номер
unknown, С. 105055 - 105055
Опубликована: Май 1, 2025
Язык: Английский
Heat production in a stochastic system with nonlinear time-delayed feedback
Physical review. E,
Год журнала:
2024,
Номер
110(5)
Опубликована: Ноя. 20, 2024
Using
the
framework
of
stochastic
thermodynamics
we
study
heat
production
related
to
motion
a
particle
driven
by
repulsive,
nonlinear,
time-delayed
feedback.
Recently
it
has
been
shown
that
this
type
feedback
can
lead
persistent
above
threshold
in
parameter
space
[R.
A.
Kopp
et
al.,
Phys.
Rev.
E
107,
024611
(2023)2470-004510.1103/PhysRevE.107.024611].
Here
investigate,
numerically
and
analytical
methods,
rate
different
regimes
around
motion.
We
find
nonzero
average
rate,
〈q[over
̇]〉,
already
below
threshold,
indicating
nonequilibrium
character
system
even
at
small
In
regime,
compare
results
for
corresponding
linearized
delayed
small-delay
approximation
which
provides
reasonable
description
̇]〉
repulsion
(or
delay
time).
Beyond
is
much
larger
shows
maximum
as
function
time.
be
approximated
subject
constant
force
stemming
from
long-time
velocity
deterministic
limit.
The
distribution
dissipated
heat,
however,
non-Gaussian,
contrary
constant-force
case.
Язык: Английский
Semianalytical model of optothermal fluidics in a confinement
Physical Review Fluids,
Год журнала:
2024,
Номер
9(12)
Опубликована: Дек. 13, 2024
In
this
paper,
we
provide
the
semianalytical
solution
of
temperature
and
flow
fields
a
fluid
confined
in
narrow
space
between
two
parallel
plates.
The
increase
is
triggered
by
photothermal
effects
fluids
and/or
boundaries
due
to
absorption
focused
Gaussian
beam
irradiated
perpendicular
film,
then
variation
induces
through
buoyancy
force
thermo-osmotic
slip.
optothermal
fluidic
system
validated
comparing
with
results
numerical
simulation,
applied
typical
problems.
particular,
trap
nanoparticles
observed
our
previous
experiment
[Tsuji
,
]
investigated
terms
thermophoretic
drag
that
are
obtained
semianalytically.
can
be
shared
open-source
codes
available
researchers
without
background
mechanics.
Published
American
Physical
Society
2024
Язык: Английский
Long‐Distance Autonomous Navigation of Optical Microrobotic Swarms in Complex Environments
Advanced Intelligent Systems,
Год журнала:
2024,
Номер
6(12)
Опубликована: Сен. 19, 2024
The
local
force
field
generated
by
light
endows
optical
microrobots
with
remarkable
flexibility
and
adaptivity,
promising
significant
advancements
in
precise
medicine
cell
transport.
Nevertheless,
the
automated
navigation
of
multiple
intricate,
dynamic
environments
over
extended
distances
remains
a
challenge.
In
this
study,
we
introduce
versatile
control
strategy
aimed
at
navigating
microrobotic
swarms
to
distant
targets
under
obstacles
varying
sizes,
shapes,
velocities.
By
confining
all
within
manipulation
domain,
ensure
swarm
integrity
while
mitigating
effects
Brownian
motion.
Obstacle's
elliptical
approximation
is
developed
facilitate
efficient
obstacle
avoidance
for
swarms.
Additionally,
integrate
several
supplementary
functions
enhance
robustness
intelligence,
addressing
uncertainties
such
as
collapse,
particle
immobilization,
anomalous
laser-obstacle
interactions
real
microscopic
environments.
We
further
demonstrate
efficacy
versatility
our
proposed
achieving
autonomous
long-distance
series
targets.
This
compatible
both
trapping-
nudging-based
swarms,
representing
advancement
enabling
undertake
complex
tasks
drug
delivery
nanosurgery
understanding
collective
motions.
Язык: Английский