Physical review. A/Physical review, A,
Год журнала:
2024,
Номер
110(2)
Опубликована: Авг. 22, 2024
Here
it
is
shown
that
the
exciton
interactions
within
organic
dye
aggregates,
as
modeled
by
Frenkel
Hamiltonian,
enable
construction
of
an
on-off
switchable
gate.
In
this
construction,
a
single
residing
on
controlling
gate
molecule
may
pass
or
inhibit
ballistic
propagation
in
proximal
channel
consisting
array
molecules.
High
ratios
excess
${10}^{2}$
can
be
achieved
through
use
static
difference
dipole-dipole
between
and
which
effectively
creates
Bragg
grating.
The
exhibit
entanglement
with
quantum-mechanical
superposition
presence
absence
occupation
molecule.
Nanoscale,
Год журнала:
2023,
Номер
16(3), С. 1206 - 1222
Опубликована: Дек. 13, 2023
Molecular
aggregates
exhibit
collective
sharing
of
electronic
excitation
energy
known
as
exciton
delocalization,
that
can
be
leveraged
in
applications
such
quantum
computing,
optical
information
processing,
and
light
harvesting.
The Journal of Physical Chemistry Letters,
Год журнала:
2024,
Номер
15(31), С. 8018 - 8025
Опубликована: Июль 31, 2024
Molecular
(dye)
aggregates
play
a
prominent
role
in
light
harvesting
and
are
of
interest
quantum
information
science;
however,
there
limited
reports
that
programmably
assemble
many
(>4)
dye
featuring
strong
coupling
exciton
delocalization.
Using
oligonucleotides
with
four
Cy5s
covalently
linked
series
along
the
phosphate
backbone,
we
bring
4,
8,
16
close
proximity
by
assembling
four-armed
junctions.
We
elucidate
their
structure
via
gel
electrophoresis
steady-state
transient
optical
spectroscopy.
find
Cy5
has
propensity
to
form
tetramer
clusters,
where
is
delocalized
over
all
4
Cy5s,
not
beyond
clusters
8
constructs,
construct
may
consist
pairs
isolated
from
one
another.
Many-dye
such
as
these
serve
useful
antennae
for
intense
absorption
spatially
directed
energy
transfer.
Chemical Communications,
Год журнала:
2024,
Номер
unknown
Опубликована: Янв. 1, 2024
Recent
advancements
have
engineered
an
approach
to
encode
genetic
sequences
in
DNA
nanoparticles,
making
them
a
promising
platform
for
gene
therapy.
This
article
highlights
design
considerations
of
these
structures
optimal
protein
expression.
Physical review. A/Physical review, A,
Год журнала:
2024,
Номер
110(2)
Опубликована: Авг. 22, 2024
Here
it
is
shown
that
the
exciton
interactions
within
organic
dye
aggregates,
as
modeled
by
Frenkel
Hamiltonian,
enable
construction
of
an
on-off
switchable
gate.
In
this
construction,
a
single
residing
on
controlling
gate
molecule
may
pass
or
inhibit
ballistic
propagation
in
proximal
channel
consisting
array
molecules.
High
ratios
excess
${10}^{2}$
can
be
achieved
through
use
static
difference
dipole-dipole
between
and
which
effectively
creates
Bragg
grating.
The
exhibit
entanglement
with
quantum-mechanical
superposition
presence
absence
occupation
molecule.
