Cancers,
Journal Year:
2024,
Volume and Issue:
16(15), P. 2691 - 2691
Published: July 29, 2024
Lung
cancer
is
the
leading
cause
of
death
among
all
oncological
diseases
worldwide.
This
applies
to
both
women
and
men;
however,
incidence
mortality
on
rise.
In
2020,
lung
was
responsible
for
1.8
million
deaths
(18%).
More
than
90%
cases
77.1%
occur
in
countries
with
high
very
HDI
(human
development
index)
values.
The
aim
our
study
present
trends
most
recent
studies
aimed
at
screening.
face
persistently
rate,
conducting
research
extending
already-implemented
diagnostic
algorithms
behavioural
interventions
focused
smoking
cessation
recommended.
Crystals,
Journal Year:
2025,
Volume and Issue:
15(4), P. 322 - 322
Published: March 28, 2025
The
selective
adsorption
and
separation
of
benzene
from
structurally
similar
six-membered
hydrocarbons
fluorocarbons
remain
a
significant
challenge
due
to
their
comparable
physical
properties.
In
this
study,
we
investigated
the
molecular
recognition
properties
perfluorinated
triketonate
Cu(II)
complex
(1)
as
Nonporous
Adaptive
Crystal
(NAC).
addition
previously
reported
(2)-encapsulated
crystal
1•(2)3,
report
here
structures
guest-free
1
cyclohexene
(3)-encapsulated
1•(O)2•3,
where
(O)2
represents
two
water
molecules.
Single-crystal
analysis
demonstrated
that
selectively
encapsulates
2
while
excluding
other
hydrocarbons,
including
3,
cyclohexane
(4),
trifluorobenzene
(5),
hexafluorobenzene
(6).
Gas
experiments
confirmed
high
affinity
for
2,
reflected
in
its
preferential
behavior
mixed
solvent
vapor
environments.
selectivity
was
attributed
strong
π-hole···π
metal···π
interactions,
which
favor
electron-rich
aromatic
guests.
Additionally,
crystallization
competitive
systems
consistently
led
formation
reinforcing
2.
These
findings
highlight
unique
capabilities
NACs,
providing
valuable
insights
into
rational
design
advanced
materials
industrial
applications
involving
hydrocarbons.
Hirshfeld
surface
revealed
contribution
F···F
interactions
packing
decreased
upon
guest
(48.8%
1,
34.2%
22.2%
1•(2)3),
F···H/H···F
increased
(8.6%
35.4%
1•(2)3).
Regarding
Cu
self-assembled
columnar
structure
results
close
contacts
at
coordination
sites,
Cu···Cu
(0.1%),
Cu···O
(0.7%),
Cu···C
(1.3%).
However,
guest-incorporated
1•(O)2•3
disappears;
instead,
exhibits
increase
(1.2%),
corresponding
coordination,
1•(2)3
shows
an
(1.5%),
indicative
benzene.
Langmuir,
Journal Year:
2024,
Volume and Issue:
40(17), P. 8961 - 8970
Published: April 15, 2024
"Aggregation-caused
quenching"
is
a
deep-seated
mechanism
and
has
been
widely
used
by
the
researchers
as
possible
basis
for
new
sensor
development.
Contrast
to
aggregation,
its
turn
around
process,
disaggregation,
gained
much
less
consideration
so
far.
Unfortunately,
study
of
further
scope
reaggregation
disaggregated
probe
assembly
in
same
solution,
when
required,
still
under
rare
category.
The
central
theme
current
focused
on
this
aspect.
For
purpose,
effects
headgroup
charge
(cationic,
anionic,
nonionic)
polarity
micelles
degree
disaggregation
subsequent
emission
amelioration
synthesized
bis-indole
derivative,
3,3′-bisindolyl(phenyl)methane
(BIPM),
are
studied
using
steady-state
time-resolved
spectroscopic
techniques.
relative
yield
BIPM
(φf
=
0.01)
significantly
enhanced
presence
cetyltrimethylammonium
bromide
0.21)
polyoxyethylene
(20)
sorbitan
monolaurate
0.24),
whereas
comparatively
enhancement
recorded
within
sodium
dodecyl
sulfate
system
0.07).
In
contrast,
addition
an
external
biophilic
agent,
uric
acid,
causes
requenching
because
probes.
Detailed
microscopic
calorimetric
studies
also
adopted
investigate
disaggregation-reaggregation
associations.
will
provide
prior
insights
about
use
suitable
micellar
systems
required
well
modulation
efficiency
controlled
tuning
equilibrium
similar
associations
pure
aqueous
medium
avoiding
any
chemical
transformation.
Materials Chemistry Frontiers,
Journal Year:
2024,
Volume and Issue:
8(19), P. 3150 - 3156
Published: Jan. 1, 2024
A
new
strategy
for
separating
toluene
(Tol)
and
methylcyclohexane
(MCH)
in
both
vapor
liquid
phases
has
been
developed
using
nonporous
adaptive
crystals
of
hybrid[3]arene
H
(Hα).
Abstract
Chromic
materials
with
multi‐stimuli
responses
have
received
tremendous
attention
from
industry
and
academia
for
their
potential
applications
in
smart
windows,
data
storage,
military
camouflage,
molecular
switches,
modulators,
etc.
To
develop
multi‐stimuli‐responsive
color‐changing
high
sensitivity
stability,
a
polyoxometalate‐based
copper‐viologen
framework,
formulated
as
Cu
2
(H
O)
(L)
[PW
12
O
40
][OH
−
]·2H
(
HNU‐97,
H
L
2+
=
1,1′‐(1,4‐phenylenebis(methylene))bis(4‐carboxypyridinium)),
was
prepared
by
mild
one‐step
self‐assembly
strategy.
Structural
analysis
shows
that
HNU‐97
presents
supramolecular
structure
formed
one‐dimensional
framework
polyoxometalates
through
rich
hydrogen
bonds,
anion‐π
interactions,
Discoloration
studies
show
exhibits
reversible
rapid
response
characteristics
to
various
external
stimuli,
such
10
s
UV
radiation,
5
min
heating,
ammonium/amine
vapors.
This
mechanism
reveals
different
excitation
sources
lead
preferential
transfer
directions
of
electrons,
resulting
discoloration
phenomena.
construct
stimuli‐chromic
good
mechanical
properties,
we
successfully
introduced
into
the
poly(vinyl
alcohol)
(PVA)/glycerol
(Gly)
hydrogel
obtain
composite
HNU‐97@PVA/Gly
.
Remarkably,
combines
merits
each
component
can
achieve
significant
behavior
under
both
irradiation
ammonia
atmosphere.
work
will
provide
an
idea
construction
multiple
stimuli‐responsive
materials.
Chemistry of Materials,
Journal Year:
2024,
Volume and Issue:
36(21), P. 10850 - 10856
Published: Oct. 9, 2024
Cyclohexene
is
an
important
volatile
organic
compound
(VOC),
which
the
key
raw
material
for
preparation
of
cyclohexanol.
Because
formation
azeotropes
between
cyclohexene
and
cyclohexanol,
separation
cyclohexanol
extremely
challenging.
However,
there
are
some
challenges
conventional
methods,
such
as
complex
equipment,
high
operating
costs,
huge
energy
consumption.
Herein,
we
present
energy-efficient
adsorptive
method
to
effectively
adsorb
selectively
separate
from
with
a
purity
100%
using
nonporous
adaptive
crystals
hybrid[3]arene
H
(Hα).
As
revealed
by
single
crystal
structure,
multiple
noncovalent
interactions
responsible
perfect
selectivity.
Density
functional
theory
calculations
explain
in
detail
mechanism
preferential
adsorption
selective
Hα.
Moreover,
recovery
recycling
Hα
dissolving
that
adsorbed
ethanol
reported
first
time.
It
anticipated
this
work
will
provide
valuable
timely
insights
interpretation
theoretical
calculations.
Angewandte Chemie,
Journal Year:
2024,
Volume and Issue:
136(28)
Published: April 25, 2024
Abstract
Chirality‐driven
self‐sorting
plays
an
essential
role
in
controlling
the
biofunction
of
biosystems,
such
as
chiral
double‐helix
structure
DNA
from
self‐recognition
by
hydrogen
bonding.
However,
achieving
precise
control
over
self‐sorted
structures
and
their
functional
properties
for
bioinspired
supramolecular
systems
still
remains
a
challenge,
not
to
mention
realizing
dynamically
reversible
regulation.
Herein,
we
report
unprecedented
saucer[4]arene‐based
charge
transfer
(CT)
cocrystal
system
with
synergistically
induced
triangular
macrocycle
organic
vapors.
It
displays
efficient
chain
length‐selective
vapochromism
toward
alkyl
ketones
due
modulation
optical
vapor‐induced
diverse
structural
transformations.
Experimental
theoretical
studies
reveal
that
unique
vapochromic
behavior
is
mainly
attributed
formation
homo‐
or
heterochiral
assemblies
different
ketone
guests,
which
differ
dramatically
solid‐state
superstructures
CT
interactions,
thus
influencing
properties.
This
work
highlights
synthetic
systems,
rarely
seen
controllable
at
solid‐vapor
interface
deepens
understanding
sensors.
