Sürdürülebilir Mühendislik Uygulamaları ve Teknolojik Gelişmeler Dergisi,
Год журнала:
2024,
Номер
unknown
Опубликована: Дек. 8, 2024
Blended
bricks
can
be
defined
as
the
ancestor
of
fabricated
used
today,
although
they
are
not
preferred
much
today.
The
development
technology
has
led
to
changes
in
properties
and
form
blended
bricks.
use
bricks,
which
we
frequently
encounter
architectural
applications,
continues,
albeit
less
than
past.
Today,
it
continues
its
activities
many
areas,
especially
restoration
projects.
In
this
study,
was
aimed
produce
with
improved
thermal
insulation,
low
unit
weight
compressive
strength
accordance
TS
standards
by
substituting
granular
aerogel,
is
a
nanomaterial,
into
brick
body.
samples
containing
0%,
2.5%,
5%,
7.5%
10%
granulated
aerogel
were
produced.
Acidic
pumice
for
lightweight
production
kept
constant
at
50%.
Lightweight
fired
900
oC
1000
oC.
As
result
insulation
properties,
required
Journal of the American Ceramic Society,
Год журнала:
2025,
Номер
unknown
Опубликована: Март 29, 2025
Abstract
Silicon
boron
carbonitride
(SiBCN)
ceramic
aerogels
have
gained
great
interests
for
their
excellent
high‐temperature
stability,
thermal
insulation,
and
low
density,
capable
of
achieving
multifunctional
applications.
Here,
a
carbon
foam
reinforced
SiBCN
aerogel
(CF/SiBCN)
was
prepared
using
polyborosilazane
(PBSZ)
as
precursor
melamine‐derived
(CF)
skeleton
via
hydrothermal
assembly,
freeze‒drying,
pyrolysis.
The
CF/SiBCN
exhibits
density
(0.13‒0.58
g
cm
−3
)
high
porosity
(68.1%‒91.9%)
by
adjusting
PBSZ
content
in
cyclohexane
solution.
Benefiting
from
highly
porous
structure,
the
realize
conductivity
0.04‒0.05
W
m
−1
K
good
structural
stability
after
treatment
Ar,
showing
potential
application
insulation
field
under
environments.
Moreover,
1400°C‐carbonized
CF
conductive
network
significantly
enhances
electrical
up
to
320
S
,
thus
attaining
electromagnetic
interference
SE
Total
value
33.7
dB
well
notable
Joule
heating
(95.6°C
at
4.0
V)
performance.
Consequently,
it
is
an
effective
approach
develop
novel
composites
expanding
usage
fields.
Abstract
Silicon
carbide
(SiC)
aerogels
are
advanced
materials
distinguished
by
their
low
density,
high
porosity,
exceptional
thermal
resistance,
and
tunable
dielectric
properties,
making
them
highly
promising
for
applications
in
insulation,
environmental
protection,
electromagnetic
wave
absorption.
Despite
potential,
the
fabrication
of
SiC
with
optimized
performance
presents
significant
challenges,
including
scalability
issues,
cost
constraints,
difficulties
achieving
precise
control
over
material
properties
architectures.
This
review
comprehensively
examines
methods
aerogels,
such
as
sol–gel
processing,
electrospinning,
3D
printing,
emerging
synthesis
techniques.
It
emphasizes
impact
on
key
conductivity,
chemical
stability,
mechanical
properties.
The
recent
advancements
application
absorption,
sensing,
catalysis
discussed.
concludes
an
evaluation
advantages
limitations
proposes
future
research
directions
to
support
broader
industrial
adoption.
