Chemistry - A European Journal,
Год журнала:
2023,
Номер
29(62)
Опубликована: Авг. 16, 2023
Abstract
Inkless
and
erasable
printing
(IEP)
based
on
chromic
materials
holds
great
promise
to
alleviate
environmental
sustainable
problems.
Metal–organic
polymers
(MOPs)
are
bright
platforms
for
constructing
IEP
materials.
However,
it
is
still
challenging
design
target
MOPs
with
excellent
specific
functions
rationally
due
the
intricate
component‐structure‐property
relationships.
Herein,
an
effective
strategy
was
proposed
rational
IEP‐MOP
The
stimuli‐responsive
viologen
moiety
introduced
into
construction
of
give
potential
behaviors
two
different
coordination
models
(i.
e.
bilateral
model,
M
1
;
unilateral
coordinated
2
)
same
ligand
were
designed.
Aided
by
theoretical
calculations,
model
recommended
secondarily
as
a
more
suitable
system
Along
this
line,
representative
viologen‐Zn
II
synthesized
successfully.
Experiments
exhibit
that
does
have
quicker
stimuli
response,
stronger
color
contrast
longer
radical
lifetime
compared
.
Significantly,
obtained
1‐IEP
media
brightly
inherits
characteristics
flexibility
paper
at
time,
which
achieves
most
daily
requirements,
well
enough
resolution
durability
be
used
in
identification
smart
device.
Chemical Reviews,
Год журнала:
2021,
Номер
121(7), С. 3751 - 3891
Опубликована: Фев. 25, 2021
Among
the
recent
developments
in
metal-organic
frameworks
(MOFs),
porous
layered
coordination
polymers
(CPs)
have
garnered
attention
due
to
their
modular
nature
and
tunable
structures.
These
factors
enable
a
number
of
properties
applications,
including
gas
guest
sorption,
storage
separation
gases
small
molecules,
catalysis,
luminescence,
sensing,
magnetism,
energy
conversion.
MOFs,
two-dimensional
(2D)
compounds
are
also
known
as
2D
CPs
or
MOFs.
Since
discovery
graphene
2004,
materials
been
widely
studied.
Several
MOFs
suitable
for
exfoliation
ultrathin
nanosheets
similar
other
materials,
making
these
structures
useful
unique
various
technological
applications.
Furthermore,
fascinating
topological
networks
entanglements.
This
review
provides
an
overview
different
aspects
MOF
architectures
such
topology,
interpenetration,
structural
transformations,
properties,
Journal of the American Chemical Society,
Год журнала:
2020,
Номер
142(5), С. 2682 - 2689
Опубликована: Янв. 20, 2020
Exploitation
of
room
temperature
(RT)
photochromism
and
photomagnetism
to
induce
single-molecule
magnet
(SMM)
behavior
has
potential
applications
toward
optical
switches
magnetic
memories,
remains
a
tremendous
challenge
in
the
development
new
bulk
magnets.
Herein,
series
chain
complexes
[Ln3(H-HEDP)3(H2-HEDP)3]·2H3-TPT·H4-HEDP·10H2O
(QDU-1;
Ln
=
Dy
(QDU-1(Dy)),
Gd
(QDU-1(Gd)),
Y
(QDU-1(Y));
HEDP
hydroxyethylidene
diphosphonate;
TPT
2,4,6-tri(4-pyridyl)-1,3,5-triazine)
were
synthesized
by
solvothermal
reactions.
All
compounds
exhibited
reversible
photochromic
photomagnetic
behaviors
via
UV
light
irradiation
at
RT,
induced
photogenerated
radicals
photoinduced
electron
transfer
(PET)
mechanism.
More
importantly,
PET
process
significant
variations
interactions
for
Dy(III)
congener.
Strong
ferromagnetic
coupling
with
remarkably
slow
relaxation
without
applied
dc
fields
was
observed
between
DyIII
ions
O•
radicals,
showing
SMM
after
RT
illumination.
For
first
time,
we
lanthanide-based
materials.
This
work
realized
radicals-actuated
on/off
irradiation,
providing
strategy
constructing
light-induced
SMMs.
Inorganic Chemistry Frontiers,
Год журнала:
2023,
Номер
10(7), С. 1965 - 1985
Опубликована: Янв. 1, 2023
Polyoxometalate–viologen
hybrids
are
reviewed,
including
structural
design,
competing
electron
transfer
process,
and
new
knowledge
on
photochromic
mechanisms
their
applications.
Inorganic Chemistry,
Год журнала:
2022,
Номер
61(19), С. 7513 - 7522
Опубликована: Май 5, 2022
Recently,
stimuli-responsive
materials
have
attracted
great
attention,
while
most
of
them
respond
to
single
or
two
stimuli.
Thus,
it
is
essential
design
multifunctional
and
develop
their
applications.
The
strategy
that
constructing
high-dimensional
coordination
polymers
facilitates
the
application
scope
a
viologen-based
photochromic
system
put
forward
confirmed
for
first
time.
Herein,
novel
multistimuli-responsive
Zn-MOF
with
two-dimensional
framework
has
been
successfully
designed
synthesized.
Complex
1
exhibits
chromic
behavior
under
variety
external
stimuli
such
as
365
nm
UV,
X-rays,
heat,
electricity,
ethylamine.
More
interestingly,
crystal
state
complex
displays
dual
fluorescence
room-temperature
phosphorescence
(RTP)
emission
emits
yellow
afterglow
when
turning
off
UV
lamp.
In
addition,
Eu(III)-functionalized
hybrids,
Eu3+@Zn-MOF,
were
prepared
by
coordinated
postsynthetic
modification
based
on
viologen
complexes
sample
Eu3+@Zn-MOF
inherits
characteristics
gives
distinctive
europium
ions.
Based
multicolor
switching
possible
practical
utilization
was
developed
in
fields
inkless,
erasable
print
media,
electrochromic
information
tag
printing,
encryption,
anticounterfeiting.
ACS Applied Materials & Interfaces,
Год журнала:
2022,
Номер
14(6), С. 8458 - 8463
Опубликована: Фев. 7, 2022
Inkless
and
erasable
printing
as
a
new
technology
has
received
intense
attention
in
reducing
paper
waste
environmental
hazards
caused
by
the
use
of
large
amounts
ink.
However,
achieving
high-resolution
inkless
for
practical
applications
remains
huge
challenge.
Herein,
metal-organic
framework
(MOF)
been
synthesized,
which
exhibits
reversible
photochromic
behavior.
None
unpaired
electrons
metal
ions
unique
three-dimensional
network
hinder
electron
transfer
between
ligands
nodes,
well
themselves,
are
conducive
to
prolonging
photo-generated
color
lifetime
suitable
printing.
By
virtue
proper
lifetime,
strong
contrast
before
after
light
irradiation,
transformation,
content
can
be
achieved
irradiation.
Notably,
coated
with
this
MOF
used
not
only
simple
patterns
such
pictures
but
also
even
texts
applications,
surpassing
other
materials
printing,
almost
comparable
ink
laser
terms
practicality
resolution.
In
addition,
MOF-coated
reused
multiple
cycles
without
significant
deterioration.
Journal of Materials Chemistry C,
Год журнала:
2022,
Номер
10(41), С. 15451 - 15457
Опубликована: Янв. 1, 2022
A
new
crystalline
complex
is
successfully
synthesized
based
on
Dawson
type
polyoxometalate
and
amino
substituted
viologen.
It
exhibits
ultrasensitive
photochromic
Raman
dual
response
to
ethylenediamine
gas.
Inorganic Chemistry,
Год журнала:
2023,
Номер
62(15), С. 6084 - 6091
Опубликована: Апрель 5, 2023
Quinolone
antibiotic
residues,
norfloxacin
(NORF)
and
ciprofloxacin
(CIP),
have
attracted
more
attention
due
to
their
frequent
detection
in
surface
water
food
field,
which
seriously
threaten
the
health
of
animals
humans.
Rapid
efficient
NORF
CIP
is
critical
for
environmental
testing
ecosystems.
Herein,
two
novel
isostructural
viologen-functionalized
Ln(III)
complexes
[Ln2L0.5(IPA)3]n
(Ln
=
Eu,
1;
Tb,
2;
L
N,N'-bis
(2-carboxyethyl)-4,4'-bipyridridylium
dichloride,
H2IPA
isophthalic
acid)
with
a
three-dimensional
structure
been
synthesized
solvothermally.
Complexes
1
2
exhibited
reversible
photochromism
under
UV
light.
In
addition,
complex
exhibits
excellent
pH
tolerance
can
be
seen
as
an
fluorescent
probe
limits
7.90
×
10-7
9.48
M,
respectively.
Furthermore,
good
photoresponsive
outstanding
properties
were
further
exploited
dual-function
paper
involving
erasable
inkless
printing
CIP.
Our
work
reports
new
strategy
recognizing
based
on
luminescent
color
change
viologen-based
Ln-MOFs,
providing
direction
development
multifunctional
materials.
