Phosphorus
pollution
can
seriously
disrupt
water
quality
and
endanger
ecosystem
sustainability.
Nonetheless,
a
few
typical
methods
have
been
employed
to
remove
phosphorus,
but
there
are
still
challenges
in
achieving
phosphorus
control
sewage,
such
as
secondary
pollution.
Capacitive
deionization
(CDI)
displays
the
merits
of
no
low
energy
consumption
capturing
phosphorus.
However,
traditional
carbon
electrodes
often
suffer
from
limitations,
including
poor
electrical
conductivity
inadequate
uptake
sites.
Herein,
novel
nitrogen-decorated
porous
(NZrC)
with
excellent
abundant
trapping
sites
was
fabricated
by
adopting
Na2EDTA
nitrogen
source
Zr-MOF
ZrO2
precursor.
Nitrogen
well
disperse
nanoparticles
provide
additional
active
sites,
thus
promoting
uptake.
The
NZrC-21
electrode
demonstrated
optimal
removal
performance,
benefiting
its
physicochemical
properties
electrochemical
behavior.
Furthermore,
influence
several
key
parameters
on
performance
investigated.
mechanism
study
revealed
that
mesoporous
structure
offered
more
convenient
migration
channels
groups
(N
Zr
species)
for
under
electric
field.
This
work
presents
perspective
facile
construction
nitrogen-modified
MOFs-derived
utilization
CDI
removal.
Electrochem,
Год журнала:
2024,
Номер
5(4), С. 482 - 505
Опубликована: Ноя. 13, 2024
For
the
first
time,
nitrogen-
and
carbon-present
tin
dioxide-supported
palladium
composite
catalysts
(denoted
as
Pd/N-C-SnO2)
were
prepared
via
an
HCH
method
(HCH
is
abbreviation
for
hydrothermal
process–calcination–hydrothermal
process
preparation
process).
In
this
work,
firstly,
three
catalyst
carriers
cc)
using
a
hydrothermal-process-aided
calcination
method,
ammonia
monohydrate
(NH3∙H2O),
N,N-dimethylformamide
(C3H7NO)
triethanolamine
(C6H15NO3)
nitrogen
sources
nominated
cc1,
cc2
cc3,
respectively.
Secondly,
these
reacted
with
oxide
(PdO·H2O)
hydrothermally
to
generate
c1,
c2
c3.
As
testified
by
XRD
XPS,
besides
carbon
materials
N-containing
substances,
main
substances
of
all
SnO2
metallic
(Pd).
Above
things,
resultant
catalysts,
especially
c2,
showed
prominent
electrocatalytic
activity
towards
ethanol
oxidation
reaction
(EOR).
indicated
CV
(cyclic
voltammetry)
results,
fabricated
presented
clear
EOR.
CA
(chronoamperometry)
measurement,
faradaic
current
density
EOR
measured
on
at
−0.27
V
vs.
SCE
(saturated
calomel
electrode)
after
7200
s
was
still
maintained
about
5.6
mA
cm−2.
Preparing
novel
carrier,
N-C-SnO2,
preparing
new
catalyst,
Pd/N-C-SnO2,
principal
dedications
preliminary
which
very
beneficial
development
Pd-based
catalysts.
