Metareview: a survey of active matter reviews
The European Physical Journal E,
Год журнала:
2025,
Номер
48(2)
Опубликована: Фев. 1, 2025
In
the
past
years,
amount
of
research
on
active
matter
has
grown
extremely
rapidly,
a
fact
that
is
reflected
in
particular
by
existence
more
than
1000
reviews
this
topic.
Moreover,
field
become
very
diverse,
ranging
from
theoretical
studies
statistical
mechanics
particles
to
applied
work
medical
applications
microrobots
and
biological
systems
artificial
swimmers.
This
makes
it
difficult
get
an
overview
over
as
whole.
Here,
we
provide
such
form
metareview
article
surveys
existing
review
articles
books
matter.
Thereby,
provides
useful
starting
point
for
finding
literature
about
specific
Язык: Английский
Chemical Micromotors Move Faster at Oil–Water Interfaces
Journal of the American Chemical Society,
Год журнала:
2024,
Номер
146(6), С. 4221 - 4233
Опубликована: Фев. 2, 2024
Many
real-world
scenarios
involve
interfaces,
particularly
liquid–liquid
that
can
fundamentally
alter
the
dynamics
of
colloids.
This
is
poorly
understood
for
chemically
active
colloids
release
chemicals
into
their
environment.
We
report
here
surprising
discovery
chemical
micromotors─colloids
convert
fuels
self-propulsion─move
significantly
faster
at
an
oil–water
interface
than
on
a
glass
substrate.
Typical
speed
increases
ranged
from
3
to
6
times
up
order
magnitude
and
were
observed
different
types
motors
interfaces
made
with
oils.
Such
are
likely
caused
by
reactions
glass–water
interface,
but
exact
mechanism
remains
unknown.
Our
results
provide
valuable
insights
complex
interactions
between
micromotors
environments,
which
important
applications
in
human
body
or
removal
organic
pollutants
water.
In
addition,
this
study
also
suggests
occur
serve
as
probe
such
effect.
Язык: Английский
Targeting biofilm infections in humans using small scale robotics
Trends in biotechnology,
Год журнала:
2023,
Номер
42(4), С. 479 - 495
Опубликована: Ноя. 13, 2023
The
eradication
of
drug-resistant
microbial
biofilms
remains
an
unresolved
global
health
challenge.
Small-scale
robotics
are
providing
innovative
therapeutic
and
diagnostic
approaches
with
high
precision
efficacy.
These
rapidly
moving
from
proof-of-concept
studies
to
translational
biomedical
applications
using
ex
vivo,
animal,
clinical
models.
Here,
we
discuss
the
fundamental
aspects
how
microrobots
target
infection
sites
disrupt
structural
functional
traits
their
antimicrobial
resistance
mechanisms.
We
emphasize
current
mechanochemical
disruption
on-site
drug
delivery
that
supported
by
in
vivo
models
preclinical
testing,
while
also
highlighting
diagnostics
potential.
translation
challenges
provide
perspectives
for
development
microrobotics
combat
biofilm
infections
biofouling
humans.
Язык: Английский
Nano/Micromotor‐Driven SERS for Highly Sensitive and Spatially Controlled Sensing
Advanced Functional Materials,
Год журнала:
2023,
Номер
34(17)
Опубликована: Дек. 24, 2023
Abstract
Nano/micromotors
(NMs)
are
tiny
structures
capable
of
converting
various
forms
energy
into
mechanical
motion
at
the
micro
and
nanoscale.
These
motors
operate
in
environments
characterized
by
low
inertia
Reynolds
numbers.
The
potential
applications
NMs
vast,
particularly
fields
biomedicine
environmental
science.
One
most
intriguing
developments
this
field
is
integration
with
surface‐enhanced
Raman
scattering
(SERS)
spectroscopy.
SERS
a
powerful
analytical
technique
that
enhances
intensity
molecules,
allowing
for
highly
sensitive
detection
analysis
trace
amounts
substances.
This
offers
precise
localized
ultrasensing
capabilities.
combination
can
also
facilitate
real‐time
imaging
inside
living
organisms.
has
immense
chemical
cell
biology
medical
diagnostics
prognosis.
Herein
review
describes
types
their
fabrication,
incorporation
plasmonic
nanostructures,
creating
strong
electromagnetic
when
illuminated
light,
which
turn
signals
significantly,
applications,
future
prospects
areas
such
as
precision
medicine,
monitoring,
possibly
even
new
realms
like
microscale
robotics
targeted
therapeutics.
Язык: Английский
Ultrasound robotics for precision therapy
Advanced Drug Delivery Reviews,
Год журнала:
2023,
Номер
205, С. 115164 - 115164
Опубликована: Дек. 23, 2023
Язык: Английский
Atomically Precise Nanoclusters as Co‐Catalysts for Light‐Activated Microswimmer Motility
Small,
Год журнала:
2025,
Номер
unknown
Опубликована: Май 16, 2025
Abstract
Microswimmers
are
self‐propelled
particles
that
navigate
fluid
environments,
offering
significant
potential
for
applications
in
environmental
pollutant
decomposition,
biosensing,
and
targeted
drug
delivery.
Their
performance
relies
on
engineered
catalytic
surfaces.
Gold
nanoclusters
(AuNCs),
with
atomically
precise
structures,
tunable
optical
properties,
high
surface
area‐to‐volume
ratio,
provide
a
new
optimal
catalyst
enhancing
microswimmer
propulsion.
Unlike
bulk
gold
or
nanoparticles,
AuNCs
may
deliver
photocatalytic
activity
increased
specificity,
making
them
ideal
co‐catalysts
hybrid
microswimmers.
For
the
first
time,
this
study
combines
TiO
2
/Cr
O
3
Janus
microswimmers,
combining
unique
properties
of
both
materials.
This
system
capitalizes
tuned
their
role
as
,
driving
enhanced
under
ultraviolet
(UV)
excitation.
Using
motion
analysis,
it
is
shown
AuNC‐microswimmers
exhibit
significantly
greater
propulsion
mean
squared
displacement
(MSD)
compared
to
controls.
These
findings
suggest
integration
semiconductor
materials
enables
state
art,
light‐switchable
AuNC‐microswimmer
systems
thus
offer
opportunities
catalysis
other
applications,
providing
control
over
motile
behaviors
at
microscale.
Язык: Английский
Advancement in Photocatalyst and Piezophotocatalyst Micromotor for Environmental Remediation: A Concise Review
Journal of Advanced Research in Micro and Nano Engieering,
Год журнала:
2024,
Номер
22(1), С. 116 - 125
Опубликована: Авг. 27, 2024
This
review
analyses
recent
advancements
in
the
synthesis
and
environmental
applications
of
photocatalysts
piezophotocatalysts,
pivotal
for
organic
pollutant
degradation
water
remediation.
Traditional
semiconductor
often
face
rapid
electron-hole
recombination
limited
visible
light
absorption.
Innovations
have
led
to
development
heterojunctions
that
enhance
photocatalytic
efficiency
by
improving
charge
separation
expanding
emphasizes
semiconductor-semiconductor
semiconductor-metal
interfaces,
which
significantly
improve
performance.
Additionally,
piezophotocatalysts
emerged,
utilizing
mechanical
energy
augment
chemical
reactions,
thereby
increasing
applicability
under
various
conditions.
The
also
highlights
role
photocatalyst-based
microrobots
targeted
treatment,
local
precise
operations.
These
showcase
potential
piezophotocatalytic
technologies
sustainability,
highlighting
current
trends
future
prospects
effective
Язык: Английский
Chemical Micromotors Move Faster at Oil-Water Interfaces
Опубликована: Дек. 15, 2023
Many
real-world
scenarios
involve
interfaces,
particularly
liquid-liquid
that
can
fundamentally
al-ter
the
dynamics
of
colloids.
This
is
poorly
understood
for
chemically
active
colloids
release
chemicals
into
their
environment.
We
report
here
surprising
discovery
micromotors—colloids
convert
chemical
fuels
self-propulsion—move
significantly
faster
at
an
oil-water
interface
than
on
a
glass
substrate.
Typical
speed
increases
ranged
from
3-6
times
up
to
order
magnitude,
and
were
observed
different
types
motors
or
oils.
Such
are
likely
caused
by
reactions
glass-water
interface,
but
exact
mechanism
remains
unknown.
Our
results
provide
valuable
insights
complex
interactions
between
micromotors
environments,
which
important
applications
in
human
body
removal
organic
pollutants
water.
In
addi-tion,
this
study
also
suggests
occur
micromo-tors
serve
as
probe
such
effect.
Язык: Английский