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 Advanced Ceramics,
Год журнала:
2024,
Номер
13(9), С. 1461 - 1472
Опубликована: Авг. 5, 2024
The
intensification
of
electromagnetic
(EM)
pollution
and
the
development
military
detection
technology
have
put
forward
higher
requirements
for
EM
functional
materials.
Herein,
molybdenum
diselenide@reduced
graphene
oxide
(MoSe2@rGO)
assembled
architecture
are
constructed,
where
MoSe2
nanosheets
grow
uniformly
on
rGO
sheets.
By
regulating
contributions
conduction
genes
polarization
genes,
adjustable
functions
MoSe2@rGO
hybrids
can
be
achieved.
reflection
loss
sample
reach
−68.7
dB
at
a
thickness
2.32
mm,
maximum
effective
absorption
bandwidth
5.04
GHz.
When
dominate,
exhibit
98.7%
interference
(EMI)
shielding
efficiency.
design
energy
conversion
device
results
radar
cross
section
(RCS)
simulation
demonstrate
practical
application
potential
material.
This
work
provides
inspiration
designing
multifunctional
Journal of Advanced Ceramics,
Год журнала:
2024,
Номер
13(9), С. 1291 - 1336
Опубликована: Июнь 28, 2024
Carbide
ceramic
fibers
are
of
significant
importance
for
application
in
the
high-tech
areas
advanced
aircraft
engines,
aerospace
vehicles,
as
well
nuclear
industry
due
to
their
excellent
properties,
such
high
tensile
strength
and
elastic
modulus,
high-temperature
resistance
oxidation
resistance.
This
paper
reviews
preparation
different
carbide
fibers,
including
SiC
transition-metal
(e.g.
ZrC,
HfC,
TaC)
etc.
The
methods
discussed
terms
fiber
diameters,
represented
by
with
variable
weaving
properties
functions
differences
diameter.
Subsequently,
high-temperature-resistant
structural
materials,
catalyst
carriers,
sensor
supercapacitor
summarized,
finally
strategies
future
development
proposed.
review
is
aimed
at
helping
researchers
enhance
comprehension
utilization
micro/nano
advancing
high-performance
fibers.
Advanced Science,
Год журнала:
2024,
Номер
unknown
Опубликована: Дек. 25, 2024
Abstract
Porous
thermal
insulating
ceramics
play
a
pivotal
role
in
both
industrial
processes
and
daily
life
by
offering
effective
insulation
solutions
that
reduce
energy
consumption,
enhance
building
comfort,
contribute
to
the
sustainability
of
production.
This
review
offers
comprehensive
examination
porous
produced
3D
printing,
providing
an
in‐depth
analysis
various
printing
techniques
materials
used
produce
ceramics,
detailing
fabrication
processes,
advantages,
limitations
these
methods.
Recent
advances
printed
are
thoroughly
examined,
with
particular
focus
on
pore
structure
design
optimization
strategies
for
high‐performance
insulation.
also
addresses
challenges
barriers
widespread
adoption
while
highlighting
future
research
directions
emerging
trends
poised
drive
innovation.
By
showcasing
transformative
potential
revolutionizing
traditional
manufacturing
methods
enhancing
performance,
this
underscores
critical
advancing
technology.
Abstract
Thermal
management
is
a
key
link
in
improving
energy
utilization
and
preparing
insulation
materials
with
excellent
performance
the
core
technological
issue.
Complex
irregular
pore
structures
of
hinder
exploration
structure‐property
relationships
further
promotion
material
performance.
Ordered
mesoporous
silica
(OMS)
kind
porous
ordered
frameworks.
This
work
elucidates
effects
architecture
on
thermal
conductivity
silica.
Herein,
two
typical
OMS,
SBA‐15
SBA‐16,
characterized
by
well‐defined
distinct
spatial
orientations
are
synthesized
to
study
relevance
between
structure
conductivity.
Compared
3D
cubic
2D
hexagonal
exhibits
anisotropic
that
restrict
both
solid
gaseous
conduction,
thereby
providing
better
insulating.
Due
influence
porosity,
found
decrease
strongly
increasing
size
decreasing
wall
thickness.
Moreover,
OMS
composite
aerogels
outstanding
insulation,
mechanical
performance,
hydrophobicity
fabricated
through
incorporating
into
cellulose
nanofibers
(CNF).
Consequently,
this
contributes
deeper
understanding
heat
transfer
provides
an
idea
for
designing
OMS‐based
materials,
advancing
their
potential
applications.
ACS Applied Materials & Interfaces,
Год журнала:
2025,
Номер
unknown
Опубликована: Янв. 21, 2025
Ceramic
aerogels
are
promising
high-temperature
thermal
insulation
materials
due
to
their
outstanding
stability
and
oxidation
resistance.
However,
restricted
by
nanoparticle-assembled
network
structures,
conventional
ceramic
commonly
suffer
from
inherent
brittleness,
volume
shrinkage,
structural
collapse
at
high
temperatures.
Here,
overcome
such
obstacles,
3D
ultralight
highly
porous
carbon
tube
foams
(CTFs)
were
designed
synthesized
as
the
carbonaceous
precursors,
where
melamine
used
sacrificial
templates
form
hollow
thin-wall
structures
in
CTFs
(density:
∼4.8
mg
cm-3).
Then,
arbitrary-shaped
silicon
carbide
(SiC)
nanofibrous
(SNFAs)
obtained
through
a
simple
chemical
vapor
deposition
(CVD)
process
on
CTFs.
The
resulting
SNFAs
exhibited
excellent
comprehensive
performances:
ultralow
density
(4.2
cm-3)
conductivity
(21.3
mW
m-1
K-1
room
temperature),
rigidity
(specific
modulus:
13.2
kN·m
kg-1),
resilient
compressibility.
could
support
over
2100
times
weight
without
visible
deformation.
Furthermore,
also
showed
exceptional
stability,
which
means
that
they
withstand
1100
°C
an
air
atmosphere
1550
inert
atmosphere.
These
superior
performances
enable
be
suitable
for
harsh
environments.
