Microbial
fuel
cell
(MFC)
can
generate
electrons
through
microbial
metabolism
of
organic
matter
in
sewage.
In
this
paper,
carbon
felt
as
base
material,
the
conductive
polymer
polyaniline
and
polypyrrole
combined
with
silver
nanowires
were
doped
hydrogel,
a
super
hydrophilicity,
low
electron
transfer
resistance,
good
biocompatibility
hydrogel
MFC
anode
(PANI-PPy-Ag
NWs/CF)
prepared.
It
showed
hand-torn
bread
structure,
three-dimensional
(3D)
porous
structure
increased
attachment
amount.
The
could
reach
maximum
voltage
output
0.66
V
only
5.5
h,
produce
power
density
2196.61
mW/m3.
Due
to
doping
nanowire,
new
electronic
mode
was
explored,
coulomb
efficiency
31.01%
an
ultra-high
COD
removal
rate
(96.69%)
obtained.
This
study
introduces
composite
anode,
which
provides
idea
for
material
diversity,
electrical
production
sewage
performance
anode.
Heliyon,
Journal Year:
2024,
Volume and Issue:
10(17), P. e36966 - e36966
Published: Aug. 27, 2024
HighlightsThe
main
highlights
of
the
review
article
are
stated
below.•To
synthesize
existing
body
literature
related
to
utilization
water
hyacinth
for
nanobiochar
and
nanofertilizer
production,
identifying
gaps
in
through
advanced
metadata
search
databases.•To
summarize
key
research
findings
on
environmental
implications
producing
nanofertilizers
derived
from
hyacinth.•To
propose
a
possible
mechanism
action
biochar-based
nanofertilizer.•To
identify
government
policies
regulatory
frameworks
as
well
socioeconomic
factors
supporting
management
regulating
its
repurposing
production.AbstractThe
widespread
proliferation
(Eichhornia
crassipes)
aquatic
ecosystems
has
raised
significant
ecological,
environmental,
concerns
globally.
These
include
reduced
biodiversity,
impeded
transportation
recreational
activities,
damage
marine
infrastructure,
obstructions
power
generation
dams
irrigation
systems.
This
critically
evaluates
challenges
posed
by
(WH)
investigates
potential
strategies
converting
biomass
into
value-added
agricultural
products,
specifically
nanonutrients-fortified,
biochar-based,
green
fertilizer.
The
examines
various
methods
functional
fertilizer
enhance
plant
nutrient
uptake
improve
soil
retention.
slow
or
fast
pyrolysis,
gasification,
laser
ablation,
arc
discharge,
chemical
precipitation
used
biochar
which
can
then
be
further
nano-sized
ball
milling,
top-down
approach.
Through
these
means,
WH-derived
economically
viable,
eco-friendly,
sustainable,
precision-driven,
smart
practices
achieved.
positive
impacts
this
invasive
also
discussed,
including
prospects
circular
economy,
job
creation,
input
costs,
increased
productivity,
sustainable
management.
Utilizing
WH
(or
nano-enabled
biochar)
production
offers
promising
strategy
waste
management,
remediation,
improvement
waterway
sustainability.
To
underscore
importance
work,
analysis
carried
out
reveals
that
an
insignificant
section
have
focused
nano-fortification
development.
Therefore,
aims
expand
knowledge
upcycling
non-food
crop
biomass,
particularly
using
feedstock,
provides
crucial
insights
viable
solution
mitigating
ecological
species
while
enhancing
productivity.Graphical
abstract
Microbial
fuel
cell
(MFC)
can
generate
electrons
through
microbial
metabolism
of
organic
matter
in
sewage.
In
this
paper,
carbon
felt
as
base
material,
the
conductive
polymer
polyaniline
and
polypyrrole
combined
with
silver
nanowires
were
doped
hydrogel,
a
super
hydrophilicity,
low
electron
transfer
resistance,
good
biocompatibility
hydrogel
MFC
anode
(PANI-PPy-Ag
NWs/CF)
prepared.
It
showed
hand-torn
bread
structure,
three-dimensional
(3D)
porous
structure
increased
attachment
amount.
The
could
reach
maximum
voltage
output
0.66
V
only
5.5
h,
produce
power
density
2196.61
mW/m3.
Due
to
doping
nanowire,
new
electronic
mode
was
explored,
coulomb
efficiency
31.01%
an
ultra-high
COD
removal
rate
(96.69%)
obtained.
This
study
introduces
composite
anode,
which
provides
idea
for
material
diversity,
electrical
production
sewage
performance
anode.
