Journal of Materials Chemistry A,
Journal Year:
2024,
Volume and Issue:
12(20), P. 11848 - 11856
Published: Jan. 1, 2024
CO
2
gasification-reforming
facilitates
utilization
and
yields
CO-rich
syngas
for
municipal
waste
management.
Catalysts
are
essential
enhancing
production
via
catalytic
tar
reforming.
Energy & Fuels,
Journal Year:
2024,
Volume and Issue:
38(8), P. 7158 - 7166
Published: April 2, 2024
Cu-based
catalysts
with
abundant
oxygen
vacancies
have
attracted
great
attention
for
the
reverse
water–gas
shift
(RWGS)
reaction
because
of
their
enhanced
activity
CO2
adsorption
and
activation.
However,
effect
vacancy
origin
on
mechanism
RWGS
are
still
unclear.
Herein,
various
Cu/CeyZr1–yOx
different
Ce/Zr
ratios
were
designed
used
RWGS,
results
showed
that
Cu/Ce0.9Zr0.1Ox
catalyst
exhibited
highest
conversion
(57.5%)
100%
CO
selectivity.
The
characterization
possessed
highly
dispersed
Cu,
vacancies,
optimized
basic
sites,
synergistic
three
factors
led
to
stability.
Both
formate
carbonate
pathways
been
confirmed
Cu/CeyZr1–yOx,
while
dominant
path
is
between
Cu/ZrO2
Cu/CeO2.
Journal of Materials Chemistry A,
Journal Year:
2024,
Volume and Issue:
12(26), P. 15803 - 15813
Published: Jan. 1, 2024
Ru–ZrO
2
/C
with
effective
light-to-heat
conversion
and
low-valence
Ru
achieves
504.1
mmol
g
−1
h
of
rate
98.9%
selectivity
for
photothermal
CO
methanation.