Inorganics,
Год журнала:
2024,
Номер
12(11), С. 285 - 285
Опубликована: Окт. 31, 2024
Thermoelectric
materials
have
gained
considerable
attention
in
recent
years
due
to
their
ability
directly
convert
heat
into
electricity,
making
them
a
key
focus
the
development
of
sustainable
energy
technologies
[...]
ACS Applied Energy Materials,
Год журнала:
2025,
Номер
unknown
Опубликована: Янв. 24, 2025
Band
alignment
(or
band
convergence)
is
a
strategy
suggested
to
provide
improvements
in
the
thermoelectric
power
factor
(PF)
of
materials
with
complex
bandstructures.
The
addition
more
bands
at
energy
region
that
contributes
transport
can
conducting
paths
and
could
improve
electrical
conductivity
PF
material.
However,
this
lead
increased
intervalley
scattering,
which
will
tend
degrade
conductivity.
Using
Boltzmann
equation
(BTE)
multiband
model,
we
theoretically
investigate
conditions
under
PF.
We
show
are
realized
when
intraband
scattering
between
aligned
dominates
over
interband
larger
reached
light
brought
into
alignment.
In
realistic
scenario
intra-
coexistence,
case,
possibilities
improvement
present
even
down
level
where
similar
strength.
For
heavy
alignment,
tolerance
weaker,
weaker
necessary
realize
improvements.
On
other
hand,
dominates,
it
not
possible
any
upon
irrespective
bringing
or
Overall,
valleys
need
be
as
electrically
compared
lower
base
interact
little
those.
ACS Omega,
Год журнала:
2025,
Номер
10(7), С. 6337 - 6350
Опубликована: Фев. 14, 2025
Wearable
thermoelectric
generators
are
sustainable
devices
that
generate
electricity
from
body
heat
to
provide
a
continuous
power
supply
for
electronic
devices.
In
healthcare,
they
particularly
valuable
powering
wireless
transmit
vital
health
signals,
where
maintaining
an
uninterrupted
source
is
significant
challenge.
However,
these
prone
failure
over
time
or
due
mechanical
damage
caused
by
stress
environmental
factors,
which
can
lead
the
loss
of
critical
healthcare
data.
To
address
issues,
integration
self-healing
capabilities
alongside
flexibility
and
longevity
essential
their
reliable
operation.
our
knowledge,
this
review
one
first
look
in
depth
at
materials
specifically
designed
wearable
generators.
It
explores
latest
innovations
applications
field
highlighting
how
improve
reliability
lifetime
such
systems.