Boosting wet yeast-based biodiesel production by in-situ transesterification using a novel acid-base bifunctional carbon-based catalyst derived from spent coffee ground and cement residue
Renewable Energy,
Год журнала:
2025,
Номер
unknown, С. 122341 - 122341
Опубликована: Янв. 1, 2025
Язык: Английский
Transforming waste into wealth: Leveraging nanotechnology for recycling agricultural byproducts into value-added products
Plant Nano Biology,
Год журнала:
2024,
Номер
unknown, С. 100127 - 100127
Опубликована: Дек. 1, 2024
Язык: Английский
Optimization of oleic acid esterification via surface response methodology using sulfonated-carbon catalyst obtained from crambe meal
Green Technologies and Sustainability,
Год журнала:
2024,
Номер
2(3), С. 100109 - 100109
Опубликована: Июль 2, 2024
The
sulfonated-carbon
based
catalyst
obtained
from
crambe
meal
was
successfully
applied
in
the
esterification
reaction
of
oleic
acid.
chemometric
tools
allowed
to
evaluate
significance
parameters:
time,
dosage
and
ethanol-to-oleic
acid
molar
ratio,
as
well
their
interactions
towards
conversion
yield
via
reaction.
results
showed
that
ratio
had
highest
influence
yield.
analysis
Responses
Surfaces
desirability
function
indicated
is
possible
undergoes
around
75%
into
esters
following
experimental
conditions:
time
2
h,
11
wt.%
18:1
(v:wt.).
From
optimization
factors,
it
obtain
a
good
applying
conditions
similar
or
inferior
those
reported
literature.
After
four
cycles
use,
still
gave
29%.
decrease
evaluated
throughout
FTIR
spectra,
which
corroborate
losing
sulfonic
groups
after
each
reuse
cycle
concomitantly
with
decreasing.
Язык: Английский
Simultaneous production of biofuel from agricultural wastes and bioremediation of the waste substrates: A review
Current Research in Microbial Sciences,
Год журнала:
2024,
Номер
7, С. 100305 - 100305
Опубликована: Янв. 1, 2024
Pollution
from
fossil
fuel
usage
coupled
with
its
unsustainability
is
currently
instigating
a
global
drive
for
affordable
and
eco-friendly
alternatives.
A
feasible
replacement
seems
to
be
microbial
biofuels.
However,
the
production
cost
still
high,
partly
due
of
substrates
media.
Microalgae,
yeasts,
moulds
bacteria
can
grow
on
cheap
easily
available
agricultural
waste
produce
bioethanol,
biogas,
biobutanol,
acetone
and/or
lipids
biodiesel.
Oleaginous
microbes,
such
as
several
species
Язык: Английский