New Journal of Chemistry,
Journal Year:
2025,
Volume and Issue:
49(6), P. 2350 - 2364
Published: Jan. 1, 2025
Design
and
synthesis
of
nine
isoreticular
coordination
polymers
by
incorporating
lanthanide
ions
(Ln)
through
a
dual
ligand
strategy
using
isophthalic
acid
(H
2
Ita)
adipic
Adip)
with
the
general
formula
[Ln(Ita)(Adip)
0.5
O)
]
n
.
Inorganic Chemistry,
Journal Year:
2025,
Volume and Issue:
unknown
Published: Feb. 10, 2025
In
recent
years,
nitro
explosives
have
posed
a
threat
to
national
security
and
human
health
due
their
hazard
environmental
contamination.
The
rapid
effective
detection
of
remains
challenge.
this
work,
new
Schiff
base
ligand
H2L
was
carefully
designed
successfully
synthesized,
=
1,1'-((1E,1'E)-(cyclohexane-1,4-diylbis
(azanylidene))
bis
(methylidene)
(naphthalene-2-ol).
Two
coordination
polymers,
[Zn2L2]n
[La(NO3)3
(H2L)2CH3OH]n,
were
constructed
by
solvothermal
reaction.
aforementioned
polymers
characterized
X-ray,
PXRD,
TGA,
FT-IR,
the
results
demonstrated
that
Zn-CP
La-CP
exhibited
one-dimensional
chain
structure
two-dimensional
reticular
structure.
Given
excellent
performance
(CPs)
in
field
fluorescence
analysis
sensing,
sensing
experiments
conducted
on
explosives.
experimental
high
selectivity
sensitivity
for
2,4,6-trinitrophenol
(TNP)
quenching,
with
limit
4
×
10-6
M.
TNP
even
as
low
0.78
M,
quenching
effect
constants
KSV
7.03
103
1.59
104
M-1.
Through
experimentation
density
functional
theory
calculations,
observed
can
be
attributed
three
mechanisms:
photoinduced
electron
transfer,
resonance
energy
electrostatic
interactions
between
CPs
NACs.
Moreover,
sensor-coated
portable
test
strip
devices
fabricated
easy
on-site
explosive.
Inorganic Chemistry,
Journal Year:
2025,
Volume and Issue:
unknown
Published: March 20, 2025
Photochromic
materials
and
room-temperature
phosphorescence
(RTP)
are
essential
for
applications
in
optoelectronics
bioimaging.
Organic–inorganic
hybrid
materials,
particularly
those
exhibiting
donor–acceptor
(D–A)
characteristics
through
supramolecular
interactions,
have
shown
significant
potential
to
integrate
both
photochromic
RTP
properties.
Among
them,
the
anion–π
π–π
interactions
been
extensively
studied;
however,
role
of
anion–π–π
remains
largely
unexplored.
This
study
investigated
three
naphthalenediimide-polyoxometalate
(NDI-POM)
hybrids:
(H2DMAP-NDI)·(HPW12O40)·(NMP)2
(1),
(HDMAP-NDI)2·(HPW12O40)·(NMP)2
(2),
(HDMAP-NDI)2·(HPW12O40)·(NMP)7
(3),
focusing
on
impact
their
The
results
indicate
that
1
exhibits
fastest
photoresponse
highest
quantum
yield,
primarily
driven
by
interactions.
Hybrid
2,
which
involves
shows
slower
photochromism
lower
yield
due
exciton
localization
nonradiative
decay
paths
resulting
from
stacking.
3,
characterized
excessively
strong
is
unstable
nonemissive.
provides
valuable
insights
into
offers
a
framework
designing
advanced
photoresponsive
with
tunable
properties
diverse
applications.
