Advanced Functional Materials,
Journal Year:
2024,
Volume and Issue:
34(25)
Published: Feb. 21, 2024
Abstract
Artificial
tongues
have
attracted
increasing
attention
for
the
perception
abilities
of
five
basic
tastes.
However,
simple
and
versatile
identification
different
tastes
is
a
formidable
challenge
bionic
taste
sensor.
Enriching
photoluminescence
mechanisms
to
improve
possibilities
multiple
optical
responses
conducive
simplify
sensor
array.
Herein,
single
Tb@MCATMA
(Tb@1)
developed
displaying
dual‐emissions
both
green
fluorescence
deep‐blue
phosphorescence
by
ternary
co‐assembly
Tb
3+
,
trimesic
acid
(TMA)
2D
hydrogen‐bonded
organic
framework
melamine
cyanuric
acid,
MCA
HOF.
This
capable
imitating
human
gustatory
system
identify
discriminate
umami
(disodium
5′‐inosinate
disodium
5′‐guanylate),
sour
(citric
oxalic
acid)
bitter
(2‐furaldehyde
5‐hydroxymethylfurfural)
substances
through
diverse
photoresponsive
modes.
Upon
excitation
wavelength
as
additional
variable,
can
further
collect
individual
“fingerprint
information”
six
analytes
related
quantitatively
detect
them
with
high
accuracy.
Moreover,
sensing
mechanism
each
analyte
explored
in
detail
substantiate
that
uniform
modes
elicited
distinct
stem
from
shared
mechanism.
work
provides
facile
powerful
platform
develop
artificial
tongue
applicable
system.
Chemical Science,
Journal Year:
2024,
Volume and Issue:
15(12), P. 4529 - 4537
Published: Jan. 1, 2024
Under
the
guidance
of
reticular
chemistry,
two
isostructural
HOFs
were
constructed
from
8-connected
carboxylic
acids
for
white
light
emission
applications.
Nanoscale,
Journal Year:
2024,
Volume and Issue:
16(19), P. 9153 - 9168
Published: Jan. 1, 2024
Nanostructures
obtained
from
self-assembled
organic
dyes
are
emerging
as
alternatives
to
molecular
and
semiconductor
photocatalysts.
With
their
unique
properties,
they
offer
a
promising
way
bridge
homo-
heterogeneous
(photo)catalysis.
Angewandte Chemie International Edition,
Journal Year:
2023,
Volume and Issue:
62(49)
Published: Oct. 25, 2023
Hybrid
hydrogen-bonded
(H-bonded)
frameworks
built
from
charged
components
or
metallotectons
offer
diverse
guest-framework
interactions
for
target-specific
separations.
We
present
here
a
study
to
systematically
explore
the
coordination
chemistry
of
monovalent
halide
anions,
i.e.,
F-
,
Cl-
Br-
and
I-
with
aim
develop
hybrid
H-bond
synthons
that
enable
controllable
construction
microporous
H-bonded
exhibiting
fine-tunable
surface
polarity
within
adaptive
cavities
realistic
xenon/krypton
(Xe/Kr)
separation.
The
spherical
especially
are
found
readily
participate
in
charge-assisted
H-bonding
assembly
well-defined
behaviors,
resulting
robust
bearing
open
anions
distinctive
1D
pore
channels.
activated
show
preferential
binding
towards
Xe
(IAST
Xe/Kr
selectivity
ca.
10.5)
because
enhanced
polarizability
confinement
effect.
Specifically,
dynamic
column
separation
record-high
factor
(SF=7.0)
among
was
achieved,
facilitating
an
efficient
dilute,
CO2
-containing
gas
streams
exactly
mimicking
off-gas
spent
nuclear
fuel
(SNF)
reprocessing.
Science Advances,
Journal Year:
2024,
Volume and Issue:
10(37)
Published: Sept. 11, 2024
Continuous
industrialization
has
raised
daunting
environmental
concerns,
and
there
is
an
urgent
need
to
develop
a
sustainable
strategy
tackle
the
contamination
issues.
Here,
we
report
supramolecular
photoenzyme
ensemble
enabling
harvest
of
solar
energy
remove
contaminations
in
water.
The
well-sourced
oxidoreductase,
laccase,
confined
into
photoactive
hydrogen-bonded
organic
framework
(PHOF)
through
situ
encapsulation
method.
direct
electron
migration
between
oxidation
center
PHOF
reduction
laccase
facilitates
synergistic
photoenzyme-coupled
catalysis,
showing
two
orders
magnitude
higher
activity
than
free
for
pollutant
degradation
under
visible
light,
without
sacrificial
agents
or
costly
co-mediators.
Such
high
decontamination
efficiency
also
surpasses
reported
catalysts.
structure
function
this
remain
highly
stable
complex
environment
matrices,
presenting
desirable
reusability
almost
100%
conversion
pollutants
real
sewage
samples.
Our
conceptual
hybrid
catalyst
offers
important
insights
green
water
decontamination.
