Applied Physics Letters,
Год журнала:
2024,
Номер
124(13)
Опубликована: Март 25, 2024
Plasma
bullets
in
atmospheric
pressure
plasma
jets
have
drawn
much
scholarly
attention
the
past
decade,
especially
its
shape.
This
Letter
reports
formation
and
evolution
mechanism
of
a
solid-in-hollow
structured
bullet.
At
high
pulse
repetition
frequency
(≥20
kHz)
long
rising
time
(≥200
ns),
traditional
hollow
ring
bullet
turns
into
structure,
plume
correspondingly
appears
as
purple
external
with
an
extra
internal
filamentary
red
core
under
bare
eyes.
An
image
process
method
based
on
color
recognition
decoupling
is
designed
to
separate
images
then
used
analyze
discharge
together
intensified
charge-coupled
device
imaging
spectrum
measurement.
Analyses
reveal
that
dominant
ionization
sources
for
are
N2
He,
respectively,
can
be
enhanced
by
increasing
frequency,
which
might
explained
electron
oscillating
heating
frequency.
Finally,
studied,
initially
well
when
it
just
exits
tube
end,
making
hollow-in-hollow
but
quickly
contracts
solid
due
Coulomb
repulsion
between
two
rings.
Food Engineering Reviews,
Год журнала:
2022,
Номер
14(4), С. 535 - 554
Опубликована: Июнь 24, 2022
Abstract
Changing
consumers’
taste
for
chemical
and
thermally
processed
food
preference
perceived
healthier
minimally
alternatives
is
a
challenge
to
industry.
At
present,
several
technologies
have
found
usefulness
as
choice
methods
ensuring
that
remains
unaltered
while
guaranteeing
maximum
safety
protection
of
consumers.
However,
the
effectiveness
most
green
technology
limited
due
formation
resistant
spores
by
certain
foodborne
microorganisms
production
toxins.
Cold
plasma,
recent
technology,
has
shown
commendable
superiority
at
both
spore
inactivation
enzymes
toxin
deactivation.
exact
mechanism
behind
efficiency
cold
plasma
remained
unclear.
In
order
further
optimize
apply
treatment
in
processing,
it
crucial
understand
these
mechanisms
possible
factors
might
limit
or
enhance
their
outcomes.
As
novel
non-thermal
emerged
means
ensure
microbiological
food.
Furthermore,
this
review
presents
different
design
configurations
applications,
analysis
microbial
biofilm
inactivation,
examines
impact
on
compositional,
organoleptic,
nutritional
quality.
Water,
Год журнала:
2022,
Номер
14(22), С. 3784 - 3784
Опубликована: Ноя. 21, 2022
Urbanization,
industrialization
and
other
human-related
activities
discharge
various
inorganic
organic
toxic
compounds
into
the
environment.
Many
physical,
chemical
biological
methods
have
been
practiced,
to
treat
contaminated
wastewater:
among
these,
method
of
wastewater
treatment
by
utilizing
algae
has
reviewed
widely.
However,
removal
efficacy
monoculture
is
low,
as
compared
consortium
systems.
The
presence
microorganisms
such
fungi
or
bacteria
in
can
establish
relationships,
mutualism
symbiosis
with
algae,
which
help
from
wastewater,
thus
acting
a
system.
Heterotrophic
segregate
natural
matter,
released
form
dissolved
carbon,
releases
carbon
dioxide,
utilized
for
photosynthesis.
In
accordance
existing
studies,
microalgal
consortiums
occurring
naturally
crafted
artificially
be
treatment;
therefore,
present
review
provides
an
outline
symbiotic
relationships
between
microorganisms,
their
applications
treatment.
Various
mechanisms—such
mutualism,
commensalism
parasitism—for
different
pollutants
systems
elucidated
this
review;
moreover,
addresses
challenges
that
are
restricting
large-scale
implementation
these
consortiums,
demanding
more
research
enable
enhanced
commercialization.
Journal of Food Process Engineering,
Год журнала:
2022,
Номер
45(10)
Опубликована: Авг. 5, 2022
Abstract
It
has
been
the
heartbeat
of
researchers
and
food
engineers
to
discover
appropriate
effective
technology
for
microbial
control
ensure
safety
food.
This
is
because
microorganisms
such
as
bacteria,
fungi,
viruses,
protozoa
can
cause
contamination
in
products.
Many
studies
have
published
reviews
on
use
single
novel
radio
frequency
(RF),
pulsed
light
(PL),
cold
plasma
(CP)
process
safety.
However,
no
review
provided
a
comprehensive,
detailed
overview
RF,
PL,
CP
treatments
pasteurizing
products
one
publication.
study
aims
present
future
directions
applications
various
aspects
these
technologies.
The
concluded
that
although
technique
(thermal
or
nonthermal)
could
adequately
meet
all
requirements
safety,
traditional
thermal
processes
be
extremely
useful
reducing
eliminating
microbe
contamination.
they
cannot
applied
temperature‐sensitive
foods.
Besides
inactivating
spores,
denature
proteins
well
organoleptic
properties,
taste,
nutritional
value,
sensory
characteristics,
illustrating
importance
technologies
an
alternative
heat‐based
techniques.
As
result
this
study,
hurdle
recommended
since
it
additive
effect
achieves
better
germicidal
results.
ACS Physical Chemistry Au,
Год журнала:
2025,
Номер
unknown
Опубликована: Фев. 4, 2025
Per-
and
polyfluoroalkyl
substances
(PFASs)
are
persistent
organic
chemicals
found
in
numerous
industrial
applications
everyday
products.
The
excessive
amounts
of
PFASs
water
soil,
together
with
their
link
to
severe
health
issues,
have
prompted
substantial
public
concerns,
making
removal
from
the
environment
a
necessity.
Existing
degradation
techniques
frequently
lacking
due
low
efficiency,
cost-effectiveness,
potential
for
secondary
contamination.
Cold
Atmospheric
Plasma
(CAP)
technology
has
emerged
as
promising
alternative,
utilizing
energized
reactive
species
break
down
under
ambient
conditions.
Therefore,
this
review
examines
efficacy
effectiveness
CAP
degrading
by
reviewing
various
setups
examining
key
factors
involved.
This
also
aims
further
development
viable
solution
PFAS
addressing
outstanding
challenges
future
directions
soil
treatment.
