For
evaluating
the
effect
of
Ni
(II)
stress
on
nitrogen
(N)
removal
performance,
four
sequencing
batch
biofilm
reactors
(SBBR)
with
different
concentrations
(0,
0.5,
2.5,
5
mg
L-1,
respectively)
were
set
up
to
reveal
formation
and
its
biological
mechanism.
Results
showed
that
efficiencies
ammonia
(NH4+-N)
total
(TN)
decreased
from
98.03%
83.18%
87.82%
66.77%,
respectively,
increasing
concentration
(0-
L-1).
The
addition
significantly
(p<
0.05)
promoted
dissolution
extracellular
polymers
(EPS),
bacteria
related
denitrification,
but
did
not
change
dominant
phyla
Actinobacteria,
Patescibacteria,
Proteobacteria
Bacteroidota.
affected
interspecific
relationship
Thermomonas,
Thauera
Zoogloea
which
played
an
important
role
EPS
production.
Besides,
inhibited
N
abundance
enzymes
in
tricarboxylic
acid
(TCA)
cycle.
Advanced Materials,
Год журнала:
2025,
Номер
unknown
Опубликована: Апрель 3, 2025
The
efficient
conversion
of
solar
energy
into
clean
hydrogen
fuel
presents
a
promising
pathway
for
sustainable
production.
However,
utilizing
the
full
spectrum,
particularly
near-infrared
(NIR)
region,
remains
underexplored
in
photosynthetic
biohybrid
systems.
In
this
study,
biocompatible,
low-bandgap
conjugated
polymer
nanosheets
(PyTT-tBAL-HAB)
are
developed
to
integrate
with
non-photosynthetic,
non-genetically
engineered
Escherichia
coli
(E.
coli)
enhanced
solar-driven
biological
PyTT-tBAL-HAB
exhibit
unique
NIR
light
absorption
properties.
Integrating
these
E.
facilitates
electron
transfer,
resulting
1.96-fold
increase
production
rate
under
light.
Consequently,
system
achieves
quantum
efficiency
18.36%
at
940
nm.
This
study
demonstrates
potential
using
as
advanced
photosensitizers
semi-artificial
systems,
offering
robust
platform
effective
utilization
spectrum.
