International Journal of Mining Reclamation and Environment,
Год журнала:
2024,
Номер
unknown, С. 1 - 19
Опубликована: Окт. 21, 2024
To
increase
the
bearing
capacity
of
cemented
tailings
backfill
(CTB)
and
to
reduce
crack
development
damage
in
due
internal
defects
or
external
disturbances.
This
paper
investigates
effect
mixing
alkalized
rice
straw
(ARS)
on
mechanical
properties
layered
(LCTB)
by
load-bending
strength
experiment,
surface
strain
field
testing,
microstructural
analysis.
The
results
study
showed
that:
ability
straw-reinforced-LCTB
(AR-LCTB)
resist
bending
is
superior
when
content
length
ARS
are
range
1
wt%
1.5
9
mm
−
12
mm.
It
also
stores
more
energy
converted
from
loads,
releasing
incredible
fracture
case
damage.
Most
extension
AR-LCTB
will
develop
horizontally
along
interface,
resulting
a
stepped
morphology
penetration
joints.
Ettringite
(AFt)
hydrate
calcium
silicate
(C-S-H)
gel
were
found
be
leading
hydration
materials
matrix.
ARS's
bridging
allowed
maintain
certain
level
integrity
after
being
loaded
beyond
its
peak
strength.
ARS-interface-
matrix
forms
complete
composite
structure
owing
combination
products
attached
ARS,
which
improves
specimens
Adding
can
effectively
enhance
flexural
LCTB.
guides
safe
design
mines
while
providing
new
ideas
for
environmentally
sound
treatment
agricultural
waste.
Composites Part C Open Access,
Год журнала:
2024,
Номер
14, С. 100472 - 100472
Опубликована: Май 20, 2024
Recent
advancements
in
additive
manufacturing
(AM),
which
includes
both
three-dimensional
(3D)
and
four-dimensional
(4D)
printing,
have
revolutionized
processes
across
the
board.
Fused
deposition
modeling
(FDM)
is
one
of
most
widespread
3D
printing
technique
that
enables
use
a
wide
range
virgin
polymers
polymer-based
composites
to
meet
demand
for
high-performance,
intelligent,
self-assembling
structures.
Although
offer
variety
multifunctional
properties,
it
essential
comprehend
mechanical
microstructural
properties
parts
printed
with
analyze
design
additives
reinforcements
required
achieve
optimal
desired
functionalities.
Overall,
this
review
focuses
on
adoption
applications
FDM
highlights
different
equipment
used
4D
printing.
A
comparative
study
various
also
performed.
In
addition,
work
covers
state-of-the-art
approaches
practices
systems
future
directions
field.
