Gels,
Journal Year:
2022,
Volume and Issue:
8(5), P. 299 - 299
Published: May 13, 2022
Currently,
Nano-materials
are
gaining
popularity
in
the
building
industry
due
to
their
high
performance
terms
of
sustainability
and
smart
functionality.
In
order
reduce
cement
production
CO2
emissions,
nano-silica
(NS)
has
been
frequently
utilized
as
a
alternative
concrete
addition.
The
influence
Nano-silica-containing
hydrogels
on
mechanical
strength,
electrical
resistivity,
autogenous
shrinkage
pastes
was
investigated.
goal
this
study
identify
main
structure-property
relationships
water-swollen
polymer
hydrogel
particles
used
internal
curing
agents
cementitious
admixtures,
well
report
unique
synthesis
process
combine
pozzolanic
materials
with
determine
replenishment
void
space.
Experiments
were
designed
measure
absorption
capacity
kinetics
immersed
pure
water
pore
solution,
precisely
analyze
data
derived
from
tests
using
hybridized
soft
computing
models
such
Extreme
learning
machine
(ELM)
Adaptive
neuro-fuzzy
inference
system
(ANFIS).
developed,
findings
measured
regression
indices
(RMSE
R2).
indicated
that
combining
polymeric
creates
favorable
environment
for
reaction
occur,
assists
refilling
space
hydrated
phases.
Mechanics Based Design of Structures and Machines,
Journal Year:
2024,
Volume and Issue:
52(11), P. 9144 - 9177
Published: April 10, 2024
The
current
investigation
proposes
an
enhanced
finite
element
beam
model
to
assess
the
dynamic
behavior
of
functionally
graded
sandwich
beams
with
variable
cross-sections.
By
integrating
shear
effect,
this
integrates
both
C0
and
C1
continuities
generate
elementary
matrices
using
efficient
three-unknown
deformation
theory.
focuses
on
advanced
material
face-sheets
metallic
cores,
exploring
various
geometric
arrangements.
originality
study
addresses
cross-sections
in
beams,
evaluating
influence
composition
configurations
free
forced
vibration
responses,
including
different
boundary
conditions.
methodology
uses
eigenvalue
method
for
examining
applies
Newmark's
algorithm
solving
problems.
expands
scope
analysis
compared
previous
models
that
primarily
focus
uniform
conventional
distributions.
developed
incorporates
non-uniform
geometrics,
gradient
parameters,
enhance
precision
efficacy
through
detailed
parametric
investigations
comparisons
existing
literature.
This
contribution
significantly
improves
mechanical
modeling
composite
structures,
particularly
those
incorporating
materials
complex
geometrical
aspects.
Mechanics of Advanced Materials and Structures,
Journal Year:
2024,
Volume and Issue:
unknown, P. 1 - 23
Published: March 12, 2024
In
this
article,
the
solution
for
free
vibration
and
static
bending
of
nonporous
porous
square
microplate/nanoplate
is
studied
by
practicing
modified
couple
stress
theory
(MCST).
The
impact
incorporating
length
scale
parameter
MCST
confirmed
comparing
results
to
that
molecular
dynamics
simulations.
This
study
aimed
at
investigating
influence
implementing
a
variable
on
dynamic
behavior
small-scaled
plates.
Results
are
obtained
adopting
analytical
technique
compared
cases
presupposing
constant
numerical
values
material
throughout
each
plate.
novelty
theoretical
approach
employed
achieve
formulation
parameter,
which
varies
along
thickness
both
indicate
inclusion
increases
fundamental
frequency
stiffness
When
two
one
approximating
constituent
based
Poisson's
ratio
material,
other
estimated
prior
experimental
studies,
reveals
latter
gives
higher
chosen
correspondingly.
