Sustainability,
Journal Year:
2022,
Volume and Issue:
14(18), P. 11516 - 11516
Published: Sept. 14, 2022
Ambient
air
quality
is
a
complex
issue
that
depends
on
multiple
interacting
factors
related
to
emissions
coming
from
energy
production
and
use,
transportation,
industrial
processes,
agriculture,
waste
wastewater
treatment
sectors.
It
also
impacted
by
adverse
meteorological
conditions,
pollutants
concentrations,
their
transport
dispersion
in
the
atmosphere,
topographic
constraints.
Therefore,
distribution
not
uniform
monitoring
at
proper
temporal
spatial
resolution
necessary.
Drone-borne
analytical
instrumentation
can
fulfill
these
requirements.
Thanks
rapid
development
drone
manufacturing
sector
as
well
field
of
portable
detectors
construction,
applications
unmanned
aerial
vehicles
(UAVs)
for
atmospheric
pollution
are
growing.
The
purpose
this
work
give
an
overview
matter.
paper
contains
basic
information
UAVs
(i.e.,
description
different
types
drones
with
advantages
disadvantages)
low-cost
gas
sensors,
multi-sensor
systems,
electronic
noses,
high-accuracy
optical
analyzers,
particle
counters,
radiation
detectors)
used
airborne
pollution.
Different
ways
payload
integration
addressed
examples
commercially
available
solutions
given.
Examples
drone-borne
systems
natural
volcanoes,
thawing
permafrost,
wildfires)
anthropological
urbanization
industrialization;
extraction,
storage
fossil
fuels;
exploitation
radioactive
materials;
treatment;
agriculture)
sources
described.
Finally,
current
limitations
future
perspectives
discussed.
Although
there
great
potential
monitoring,
several
should
be
years.
Future
research
focus
improving
performances
solving
problems
insufficient
capacity
limited
flight
time
commonly
drones.
We
predict
drone-assisted
measurements
will
grow
following
years,
especially
odor
monitoring.
Materials,
Journal Year:
2021,
Volume and Issue:
14(15), P. 4263 - 4263
Published: July 30, 2021
In
order
to
solve
issues
of
air
pollution,
monitor
human
health,
and
promote
agricultural
production,
gas
sensors
have
been
used
widely.
Metal
oxide
semiconductor
(MOS)
become
an
important
area
research
in
the
field
sensing
due
their
high
sensitivity,
quick
response
time,
short
recovery
time
for
NO2,
CO2,
acetone,
etc.
our
article,
we
mainly
focus
on
gas-sensing
properties
MOS
summarize
methods
that
are
based
interface
effect
materials
micro-nanostructures
improve
performance.
These
include
noble
metal
modification,
doping,
core-shell
(C-S)
nanostructure.
Moreover,
also
describe
mechanism
these
analyze
advantages
disadvantages
energy
barrier
modulation
electron
transfer
adsorption.
Finally,
put
forward
a
variety
ideas
above
properties.
Some
perspectives
development
discussed.
Materials,
Journal Year:
2022,
Volume and Issue:
15(24), P. 8728 - 8728
Published: Dec. 7, 2022
In
recent
decades,
chemiresistive
gas
sensors
(CGS)
have
been
widely
studied
due
to
their
unique
advantages
of
expedient
miniaturization,
simple
fabrication,
easy
operation,
and
low
cost.
As
one
ubiquitous
interference
factor,
humidity
dramatically
affects
the
performance
CGS,
which
has
neglected
for
a
long
time.
With
rapid
development
technologies
based
on
sensors,
including
internet
things
(IoT),
healthcare,
environment
monitoring,
food
quality
assessing,
attracting
increasing
attention.
Inspiringly,
various
anti-humidity
strategies
proposed
alleviate
in
this
field;
however,
comprehensive
summaries
these
are
rarely
reported.
Therefore,
review
aims
summarize
latest
research
advances
humidity-independent
CGS.
First,
we
discussed
mechanism
sensors.
Then,
mainly
surface
engineering,
physical
isolation,
working
parameters
modulation,
compensation,
developing
novel
gas-sensing
materials
were
successively
introduced
detail.
Finally,
challenges
perspectives
improving
tolerance
future
research.
Advanced Functional Materials,
Journal Year:
2022,
Volume and Issue:
32(49)
Published: Oct. 10, 2022
Abstract
During
the
last
15
years,
2D
materials
have
revolutionized
field
of
science.
Moreover,
because
their
highest
surface‐to‐volume
ratio
and
properties
extremely
susceptible
to
interaction
with
local
environment
they
became
powerful
active
components
for
development
high‐performance
chemical
sensors.
By
combining
different
form
van
der
Waals
heterostructures
(VDWHs)
it
is
possible
overcome
drawback
individual
(such
as
inertness
zero‐bandgap
pristine
graphene
less
environmental
stability
transition
metal
dichalcogenides).
Meanwhile,
VDWHs
possess
unprecedented
fascinating
arising
from
intimate
between
components,
which
can
yield
superior
sensitivities,
higher
selectivity,
when
employed
detect
gases,
biomolecules,
other
organic/inorganic
molecules.
Herein,
latest
developments
advances
in
sensors
based
on
VDWH
materials,
specific
insight
into
sensing
mechanisms,
are
reviewed
future
directions,
challenges,
opportunities
next
generation
(bio)chemical
potential
impact
sciences
biomedical
applications,
more
specifically
defense,
industrial
safety,
food,
surveillance,
medical
(early)
diagnostics,
discussed.
Sustainability,
Journal Year:
2022,
Volume and Issue:
14(18), P. 11516 - 11516
Published: Sept. 14, 2022
Ambient
air
quality
is
a
complex
issue
that
depends
on
multiple
interacting
factors
related
to
emissions
coming
from
energy
production
and
use,
transportation,
industrial
processes,
agriculture,
waste
wastewater
treatment
sectors.
It
also
impacted
by
adverse
meteorological
conditions,
pollutants
concentrations,
their
transport
dispersion
in
the
atmosphere,
topographic
constraints.
Therefore,
distribution
not
uniform
monitoring
at
proper
temporal
spatial
resolution
necessary.
Drone-borne
analytical
instrumentation
can
fulfill
these
requirements.
Thanks
rapid
development
drone
manufacturing
sector
as
well
field
of
portable
detectors
construction,
applications
unmanned
aerial
vehicles
(UAVs)
for
atmospheric
pollution
are
growing.
The
purpose
this
work
give
an
overview
matter.
paper
contains
basic
information
UAVs
(i.e.,
description
different
types
drones
with
advantages
disadvantages)
low-cost
gas
sensors,
multi-sensor
systems,
electronic
noses,
high-accuracy
optical
analyzers,
particle
counters,
radiation
detectors)
used
airborne
pollution.
Different
ways
payload
integration
addressed
examples
commercially
available
solutions
given.
Examples
drone-borne
systems
natural
volcanoes,
thawing
permafrost,
wildfires)
anthropological
urbanization
industrialization;
extraction,
storage
fossil
fuels;
exploitation
radioactive
materials;
treatment;
agriculture)
sources
described.
Finally,
current
limitations
future
perspectives
discussed.
Although
there
great
potential
monitoring,
several
should
be
years.
Future
research
focus
improving
performances
solving
problems
insufficient
capacity
limited
flight
time
commonly
drones.
We
predict
drone-assisted
measurements
will
grow
following
years,
especially
odor
monitoring.
