Towards a green climate: Production of slag–red brick waste-based geopolymer mingled with WO3 nanoparticles with bio-mechanical achievements
Mostafa A. Sayed,
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S.M.A. El-Gamal,
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Alaa Mohsen
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et al.
Construction and Building Materials,
Journal Year:
2024,
Volume and Issue:
413, P. 134909 - 134909
Published: Jan. 1, 2024
Language: Английский
Development of moringa seed powder-modified slag geopolymers for enhanced mechanical properties and effective dye removal
soher hashish,
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Essam Kishar,
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Doaa Ahmed
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et al.
Scientific Reports,
Journal Year:
2025,
Volume and Issue:
15(1)
Published: March 15, 2025
Abstract
Crystal
violet
(CV),
a
widely
used
dye
in
paints
and
textiles,
poses
significant
environmental
threat
due
to
its
non-biodegradable
nature.
A
modified
slag-based
geopolymer
has
been
developed
address
this
issue
by
incorporating
raw
moringa
seed
powder
(MSP),
an
agricultural
waste.
The
geopolymers
(SM1,
SM2,
SM3)
were
created
adding
different
percentages
of
MSP
(0.2%,
0.6%,
1%
weight)
ground
granulated
blast
furnace
slag
(GGBFS),
using
sodium
silicate
10
M
hydroxide
as
alkali
activators.
This
combination
enhances
the
geopolymer’s
mechanical
adsorbent
properties,
making
it
more
effective
for
CV
removal.
composites
analyzed
X-ray
diffraction
(XRD),
Fourier-transform
infrared
spectroscopy
(FTIR),
scanning
electron
microscopy
(SEM).
Their
properties
evaluated
conducting
compressive
strength
total
porosity
tests.
Pore
structure
analysis
was
performed
nitrogen
adsorption
desorption
techniques,
point
zero
charges
determined.
Additionally,
batch
experiments
carried
out
investigate
dye,
employing
two
isotherm
models
kinetic
analysis.
SM1
mix,
which
is
containing
0.2%
MSP,
exhibited
highest
at
73
MPa
after
180
days,
representing
25.8%
improvement
compared
control
mix
(100%
slag).
Furthermore,
mixes
showed
greater
activity
toward
crystal
with
SM3
achieving
capacity
up
322.58
mg/g.
study
demonstrates
that
capacity.
indicates
positive
impact
on
composite’s
surface
highlights
benefits
utilizing
industrial
waste
wastewater
treatment.
Language: Английский
The Application of Nanoparticle-doped Geopolymers as Innovative Photocatalysts for Degrading Organic Pollutants in Aquatic Environments: A Comprehensive Review
Badr Aouan,
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Marouane El Alouani,
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Rajaa Bassam
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et al.
Journal of Molecular Structure,
Journal Year:
2025,
Volume and Issue:
unknown, P. 142303 - 142303
Published: April 1, 2025
Language: Английский
Development of an eco-friendly geopolymer mortar using slag and fly ash with high bentonite content for thermal and environmental applications
Aya allah M. Ebrahim,
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Doaa Ahmed,
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Reham Abu-Elwafa
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et al.
Scientific Reports,
Journal Year:
2024,
Volume and Issue:
14(1)
Published: Nov. 5, 2024
Abstract
The
construction
industry
is
exploring
the
use
of
low-cost
waste
materials
to
create
eco-friendly
geopolymer
mortar
binders.
Our
study
aims
develop
various
environmentally
friendly
mixes
for
thermal
and
adsorption
applications
using
natural
like
bentonite
industrial
by-products
such
as
ground-granulated
blast
furnace
slag
fly
ash.
Ternary
pastes
are
prepared
equimolar
amounts
(GBFS)
ash
(FA),
with
6%,
8%,
10%,
12%
weight
(BC)
from
total
replacement
effect.
tested
their
physico-chemical,
mechanical,
adsorption,
stability
properties
(300
°C
900
°C).
behavior
against
crystal
violet
dye
in
aqueous
solutions
also
identified.
found
that
adding
6%
slag/fly
ash-based
mix
yielded
highest
mechanical
characteristics.
Moreover,
all
ternary
exhibited
excellent
up
°C.
In
study,
results
indicated
had
capacities
adhered
well
Freundlich
isotherm
model,
suggesting
potential
treating
wastewater.
Using
offers
a
sustainable,
cost-effective,
heat-resistant
alternative
traditional
cement
Language: Английский
Revolutionizing healthcare: inorganic medicinal nanoarchitectonics for advanced theranostics
Nanoscale Horizons,
Journal Year:
2024,
Volume and Issue:
10(3), P. 460 - 483
Published: Nov. 22, 2024
Over
the
last
two
decades,
advancements
in
nanomaterials
and
nanoscience
have
paved
path
for
emergence
of
nano-medical
convergence
science,
significantly
impacting
healthcare.
In
our
review,
we
highlight
how
these
are
applied
various
biomedical
technologies
such
as
drug
delivery
systems,
bio-imaging
diagnostic
therapeutic
purposes.
Recently,
novel
inorganic
nanohybrid
drugs
been
developed,
combining
multifunctional
with
agents
(known
medicinal
nanoarchitectonics).
These
innovative
actively
utilized
cutting-edge
medical
treatments,
including
targeted
anti-cancer
therapy,
photo
radiation
immunotherapy.
This
review
provides
a
detailed
overview
current
development
status
nanoarchitectonics
explores
potential
future
directions
their
advancements.
Language: Английский