Obliquely propagating incident SH waves in periodic hard-magnetic soft laminates
International Journal of Mechanical Sciences,
Год журнала:
2025,
Номер
287, С. 109945 - 109945
Опубликована: Янв. 11, 2025
Язык: Английский
Magnetically tunable band gaps and defect states of longitudinal waves in hard magnetic soft phononic crystal beams
European Journal of Mechanics - A/Solids,
Год журнала:
2025,
Номер
unknown, С. 105575 - 105575
Опубликована: Янв. 1, 2025
Язык: Английский
Semi-analytical framework for nonlinear vibration analysis of hard-magnetic soft beams
International Journal of Mechanical Sciences,
Год журнала:
2025,
Номер
unknown, С. 110149 - 110149
Опубликована: Март 1, 2025
Язык: Английский
Thermo-electro-magnetostrictive unequal-biaxial taut states in thin elastomeric membranes
Proceedings of the Royal Society A Mathematical Physical and Engineering Sciences,
Год журнала:
2025,
Номер
481(2311)
Опубликована: Апрель 1, 2025
Wrinkles,
with
regular
periodic
patterns
in
thin
elastomeric
membranes,
occur
to
relax
in-plane
compressive
stresses
through
out-of-plane
deformations.
Existing
studies
on
such
wrinkling
have
primarily
ignored
the
thermo-electro-magnetostrictive
unequal-biaxial
taut
states,
focusing
instead
equal-biaxial
deformations
of
membranes.
Soft
actuators
made
electro-magneto-active
(EMA)
used
mainly
soft
robotics,
often
exhibit
a
variety
instabilities,
which
may
adversely
affect
their
performance
and
lead
actuator
failure.
Conversely,
fine-tuned
wrinkles
can
be
proactively
specific
applications
that
necessitate
an
intentional
loading
transformation
dual
responsiveness
electromagnetic
fields.
This
paper
theoretically
develops
physics-based
deformation
model
EMA
incorporating
classical
tension
field
theory
predict
thresholds
domains
plane
principal
stretches.
The
solution
is
then
experimentally
verified
for
readily
available
membrane.
In
addition,
analytical
findings
tie
unanswered
ideal
remark
deviations
states
biaxiality
ratio
unequal-biaxially
deformed
wrinkle
appearance
EMA-based
smart
Язык: Английский
Topology optimization of hard-magnetic soft laminates for wide tunable SH wave bandgaps
Composite Structures,
Год журнала:
2025,
Номер
unknown, С. 119157 - 119157
Опубликована: Апрель 1, 2025
Язык: Английский
Intelligent inverse design of phononic crystals based on machine learning coupled with localized collocation meshless method
International Journal of Mechanics and Materials in Design,
Год журнала:
2025,
Номер
unknown
Опубликована: Апрель 17, 2025
Язык: Английский
Topology design of two dimensional viscoelastic phononic crystals for wave attenuation based on deep generative neural networks
Jingru Li,
Jingming Yin,
Wei Lin
и другие.
Engineering Structures,
Год журнала:
2025,
Номер
336, С. 120313 - 120313
Опубликована: Апрель 23, 2025
Язык: Английский
Tunable Electroelastic Waves in Soft Dielectric Elastomer Phononic Crystals: Exploring the Effect of Polymer Chain Network Architecture
International Journal of Applied Mechanics,
Год журнала:
2024,
Номер
16(09)
Опубликована: Авг. 23, 2024
The
polymer
chain
network
within
the
dielectric
elastomers
(DEs)
contains
numerous
entanglements,
crosslinks
and
finite
extensibility,
all
of
which
play
a
substantial
role
in
nonlinear
deformation
behavior
DE-based
phononic
crystals.
In
this
study,
theoretical
model
is
proposed
to
investigate
intricate
interplay
between
internal
their
influence
on
tunable
band
gap
properties
soft
elastomer
To
capture
inherent
characteristics
network,
physics-based
nonaffine
material
employed.
By
incorporating
electro-elasticity
theory
linearized
incremental
theory,
equations
governing
voltage-induced
superimposed
anti-plane
shear
waves
are
formulated.
Employing
element
method
Bloch’s
theorem,
structure
an
infinite
periodic
DE
crystal
extracted.
numerical
results
reveal
that
under
higher
electric
fields,
intrinsic
significantly
impact
outcomes
simulations
insights
derived
from
study
offer
valuable
guidance
for
design
manufacturing
electro-statically
structures.
Язык: Английский
Soft Phononic Crystal with Tunable Bandgap Through Pneumatic Actuation
Advanced Engineering Materials,
Год журнала:
2024,
Номер
unknown
Опубликована: Ноя. 19, 2024
Pneumatic
manipulation
has
the
advantages
of
low
cost,
lightweight
design,
fast
response,
and
ease
integration.
However,
its
application
in
field
phononic
crystals
remains
limited.
Inspired
by
pneumatic
soft
robots,
this
article
proposes
a
crystal
arranged
square
lattice,
incorporating
four
actuators
within
scatterer.
By
manipulating
air
pressure,
bandgap
can
be
effectively
opened
closed.
The
finite
element
analysis
is
employed
to
examine
deformation
bandgaps
under
varying
pressures.
Moreover,
effect
scatterer's
rotation
angle
on
evolution
parametrically
investigated.
results
show
that
both
volume
scatterer
achieve
opening,
closing,
tuning.
proposed
presents
obvious
practical
applications
provides
important
insights
for
design
soft‐tunable
acoustic
devices.
Язык: Английский