Advanced Healthcare Materials,
Год журнала:
2024,
Номер
unknown
Опубликована: Ноя. 21, 2024
Abstract
Near‐infrared
(NIR)
bioimaging
has
emerged
as
a
transformative
technology
in
biomedical
research.
Among
many
fluorescent
probes
that
are
suitable
for
NIR
imaging
studies,
two‐photon
absorption
(TPA)
ones
represent
particularly
promising
category,
because
TPA
can
overcome
the
inherent
limitations
of
one‐photon
(OPA)
counterparts.
By
leveraging
unique
properties
absorption,
achieve
superior
tissue
penetration,
significantly
reduced
photodamage,
and
enhanced
spatial
resolution.
This
perspective
article
delves
into
fundamental
principles,
design
strategies,
representative
various
applications.
In
particular,
number
molecular
probes,
ranging
from
organic,
inorganic,
COF/MOF‐based
systems
highlighted
to
showcase
vast
scope
possible
probe
application
scenarios.
addition,
employment
stimulated
responsive
different
external
factors,
including
pH,
redox
species,
enzymes,
hypoxia,
is
also
discussed.
end,
future
perspectives
continuous
advancement
field
presented.
For
instance,
it
essential
transition
cellular
vivo
studies
obtain
more
physiologically
relevant
insights.
Additionally,
development
“dual‐function”
both
disease
diagnosis
therapeutic
treatment
promising.
Materials Chemistry Frontiers,
Год журнала:
2020,
Номер
5(4), С. 1853 - 1862
Опубликована: Дек. 23, 2020
We
present
a
two-photon
AIEgen,
ABCXF
with
nonaromatic
rotors
(–CF3),
high
absorption
cross-section,
bright
red
emission
in
the
solid-state,
and
remarkably
photostability
for
fatty
liver
disease
diagnosis.
Advanced Materials,
Год журнала:
2021,
Номер
33(39)
Опубликована: Авг. 6, 2021
Abstract
Pattern
technology
plays
an
important
role
in
the
generation
of
microstructures
with
different
functionalities
and
morphologies.
In
this
report,
a
straightforward
versatile
strategy
is
presented
for
spatially
regulating
growth
microstructure
on
surface
by
photodimerization
maleimide
(MI).
Upon
exposure
ultraviolet
(UV)
light,
MI
film
comprising
furan‐grafted
polymer
bismaleimide
(BMI)
produces
chemical
gradient,
which
can
drive
diffusion
BMI
from
unexposed
to
exposed
region
bottom
surface,
resulting
micropatterns.
Sequential
crosslinking
induced
Diels–Alder
reaction
between
furan
maintains
stability
pattern
shape.
Theoretical
modeling
reaction‐diffusion
equations
reveal
that
as
moves
system
far
thermodynamic
equilibrium,
formation
potential
gradient
requires
redistribution
matter,
topographies.
Directional
molecular
motion
UV
light
generate
complex
morphology,
produce
materials
unique
optical
functions,
such
charming‐ordered
gratings.
This
method
fabricating
micropatterns
photodimerization‐induced
successfully
applied
patterned
curved
surfaces,
microfluidic
channels
encapsulation
integrated
emitting
diode
chips.
Inorganic Chemistry,
Год журнала:
2022,
Номер
61(12), С. 5157 - 5171
Опубликована: Март 11, 2022
The
stability
constants
of
lanthanide
complexes
with
the
potentially
octadentate
ligand
CHXOCTAPA4-,
which
contains
a
rigid
1,2-diaminocyclohexane
scaffold
functionalized
two
acetate
and
picolinate
pendant
arms,
reveal
formation
stable
[log
KLaL
=
17.82(1)
log
KYbL
19.65(1)].
Luminescence
studies
on
Eu3+
Tb3+
analogues
evidenced
rather
high
emission
quantum
yields
3.4
11%,
respectively.
lifetimes
recorded
in
H2O
D2O
solutions
indicate
presence
water
molecule
coordinated
to
metal
ion.
1H
nuclear
magnetic
relaxation
dispersion
profiles
17O
NMR
chemical
shift
measurements
point
low
exchange
rate
(kex298
1.58
×
106
s-1)
relatively
relaxivities
5.6
4.5
mM-1
s-1
at
20
MHz
25
37
°C,
Density
functional
theory
calculations
analysis
paramagnetic
shifts
induced
by
Yb3+
that
adopt
an
unprecedented
cis
geometry
groups
situated
same
side
coordination
sphere.
Dissociation
kinetics
experiments
were
conducted
investigating
reactions
LuL
occurring
Cu2+.
results
confirmed
beneficial
effect
cyclohexyl
group
inertness
Lu3+
complex.
Complex
dissociation
occurs
following
proton-
metal-assisted
pathways.
latter
is
efficient
neutral
pH,
thanks
heterodinuclear
hydroxo
Advanced Healthcare Materials,
Год журнала:
2024,
Номер
unknown
Опубликована: Ноя. 21, 2024
Abstract
Near‐infrared
(NIR)
bioimaging
has
emerged
as
a
transformative
technology
in
biomedical
research.
Among
many
fluorescent
probes
that
are
suitable
for
NIR
imaging
studies,
two‐photon
absorption
(TPA)
ones
represent
particularly
promising
category,
because
TPA
can
overcome
the
inherent
limitations
of
one‐photon
(OPA)
counterparts.
By
leveraging
unique
properties
absorption,
achieve
superior
tissue
penetration,
significantly
reduced
photodamage,
and
enhanced
spatial
resolution.
This
perspective
article
delves
into
fundamental
principles,
design
strategies,
representative
various
applications.
In
particular,
number
molecular
probes,
ranging
from
organic,
inorganic,
COF/MOF‐based
systems
highlighted
to
showcase
vast
scope
possible
probe
application
scenarios.
addition,
employment
stimulated
responsive
different
external
factors,
including
pH,
redox
species,
enzymes,
hypoxia,
is
also
discussed.
end,
future
perspectives
continuous
advancement
field
presented.
For
instance,
it
essential
transition
cellular
vivo
studies
obtain
more
physiologically
relevant
insights.
Additionally,
development
“dual‐function”
both
disease
diagnosis
therapeutic
treatment
promising.
