Nuclear Engineering and Technology,
Год журнала:
2024,
Номер
56(4), С. 1544 - 1551
Опубликована: Фев. 12, 2024
A
unique
brick
series
based
on
Vietnamese
clay
was
manufactured
at
114.22
MPa
pressure
rate
for
γ-ray
attenuation
purposes,
consisting
of
(x)
metallic
waste
&
(90%-x)
red
mineral
10%
(hardener
mixed
with
epoxy
resin),
where
is
equal
to
the
values
0%,
20%,
40%,
50%,
and
70%.
The
impacts
industrial
metal
ratio
in
structure
radiation
protective
characteristics
were
evaluated
experimentally.
increase
doping
concentrations
from
0%
70%
associated
an
brick's
density
(ρ)
2.103
2.256
g/cm3
while
fabricated
samples'
porosity
(Φ)
decreased
11.7
1.0%,
respectively.
Together
a
rise
decrease
their
porosities,
bricks'
capacities
improved.
measured
linear
coefficient
(μ,
cm−1)
improved
by
30.8%,
22.1%,
21.6%,
19.7%,
Eγ
respectively
0.662,
1.173,
1.252,
1.332
MeV,
when
concentration
increased
70%,
study
demonstrates
that
bricks
exhibit
superior
shielding
properties,
protection
efficiencies
88.4%,
90.0%,
91.7%,
92.1%,
92.4%
contents
respectively,
energy
(Eγ)
MeV.
Journal of Cleaner Production,
Год журнала:
2024,
Номер
448, С. 141661 - 141661
Опубликована: Март 8, 2024
With
the
aim
of
realizing
goals
Paris
Agreement,
annual
solar
power
generation
on
a
global
scale
using
silicon
PV
panels
had
exceeded
1000
TWh
by
end
2021.
Mass
installation
silicon-based
photovoltaic
(PV)
exhibited
socioenvironmental
threat
to
biosphere,
i.e.,
electronic
waste
(e-waste)
from
that
is
projected
reach
78
million
tonnes
year
2050.
Recycling
through
e-waste
management
crucial
step
in
minimizing
environmental
impact
end-of-life
systems
such
as
release
heavy
metals
into
environment.
An
increasing
amount
academic
research
recycling
approaches
suggests
different
technology
and
policy
challenges
remain.
The
present
review
critically
evaluates
range
solutions,
encompassing
both
lab-scale
pilot-scale
research,
conducts
analyses
their
cost
implications.
A
detailed
discussion
policies
adopted
governments
worldwide
handle
has
also
been
provided.
In
this
article,
complete
process
systematically
summarized
two
main
sections:
disassembly
delamination
treatment
for
panels,
involving
physical,
thermal,
chemical
treatment,
retrieval
valuable
(silicon,
silver,
copper,
tin,
etc.).
Furthermore,
technical,
non-technical
prospects
are
identified
guide
future
exploration
innovation.
pursuit
sustainable
convenience,
cost-effectiveness,
social
desirability
should
come
together
develop
innovative
technologies
with
high
recovery
rate
metals.
