Materials,
Год журнала:
2023,
Номер
16(14), С. 5201 - 5201
Опубликована: Июль 24, 2023
The
main
purpose
of
the
investigations
was
to
explore
protein
adsorption
on
porous
materials,
as
well
identify
mechanisms
attachment
without
and
with
other
common
environmental
contaminants,
such
drugs,
polymers
or
surfactants.
This
study
applied
Na-X
zeolite
for
bovine
serum
albumin
(BSA)
from
solutions
various
pH
values.
Electrophoretic
mobility
measurements
potentiometric
titrations
were
conducted
in
systems
containing
both
and/or
PAA
(poly(acrylic
acid)
polymer/DCF
(diclofenac)
drug/SDS
(sodium
dodecyl
sulfate)
surfactant
investigate
binding
complex
adsorbate
systems.
In
addition,
aggregate
size
stability
performed
investigated
Based
research
results,
it
possible
conclude
that
adsorbed
most
preferably
surface
at
a
value
close
its
isoelectric
point
(pI)
(102.15
mg/g),
lowest
strongly
alkaline
(29.61
mg/g)
acidic
(77.45
Thus,
examined
zeolitic
material
can
be
considered
an
effective
adsorbent
removal
aqueous
solution.
Applied Sciences,
Год журнала:
2024,
Номер
14(18), С. 8381 - 8381
Опубликована: Сен. 18, 2024
This
study
examines
the
potential
use
of
wash
fines,
a
waste
product
from
concrete
plant
cleaning,
as
supplementary
cementing
materials
(SCMs)
in
mortars.
The
main
objective
is
to
assess
feasibility
and
benefits
this
incorporation
terms
technical
performance
environmental
impact.
Extensive
tests
were
carried
out
on
different
mortar
formulations,
incorporating
varying
rates
washing
fines
(0%,
10%,
20%,
30%)
partial
replacement
for
cement.
choice
prompted
by
fineness
fine
particles.
properties
studied
included
compressive
flexural
strength,
porosity,
density,
water
absorption,
shrinkage
fire
resistance.
results
show
that
increases
porosity
decreases
density.
There
was
also
decrease
mechanical
strength
resistance
substitution
rate
increased.
However,
enables
significant
reduction
mortar’s
carbon
footprint,
reaching
up
29%
formulation
with
30%
substitution.
demonstrates
an
alternative
SCM,
part
circular
economy
approach
reducing
impact
industry.
it
underlines
need
optimize
formulations
maintain
acceptable
performance.
Journal of Environmental Management,
Год журнала:
2024,
Номер
364, С. 121396 - 121396
Опубликована: Июнь 13, 2024
Sewage
sludge
management
is
crucial
for
water
utilities
to
move
towards
a
circular
valorisation
of
resources.
The
current
literature
focuses
mainly
on
the
technological
aspects
strategies.
However,
discussion
these
strategies
does
not
consider
possible
pressures
arising
from
utilities'
civil
society
stakeholders
and
policymakers.
To
fill
this
gap,
paper
develops
conceptual
framework,
based
literature,
that
identifies
utility's
key
decisions
(valorisation
route,
overperformance
vertical
integration),
links
them
existing
regulations.
Subsequently,
study
validates
framework
through
multiple
explanatory
case
study,
investigating
empirical
relevance
such
in
six
across
Europe.
influence
citizens
municipalities
found
be
choice
routes.
Economic
instruments,
command
control
instruments
and,
new
regulatory
uncertainty
are
policy
features
influencing
management.
provides
first-of-its-kind
investigation
highlights
mechanisms
which
policymakers
shape
sewage
results
complement
extend
theoretical
knowledge
role
institutional
implementation
sustainable
environmental
systems.
