Highly sensitive room-temperature ammonia sensor based on PbS quantum dots modified SnS2 nanosheets and theoretical investigation on its sensing mechanism by DFT calculation
Applied Surface Science,
Journal Year:
2024,
Volume and Issue:
unknown, P. 161324 - 161324
Published: Sept. 1, 2024
Language: Английский
Metal oxide semiconductor-based heterojunctions synthesized by wet-chemical strategies for efficient volatile organic compounds detection
Coordination Chemistry Reviews,
Journal Year:
2025,
Volume and Issue:
538, P. 216735 - 216735
Published: April 21, 2025
Language: Английский
Revolutionary carbon quantum dots and their applications: A theoretical computations perspective
Microchemical Journal,
Journal Year:
2025,
Volume and Issue:
unknown, P. 113392 - 113392
Published: March 1, 2025
Language: Английский
Performance and Mechanism Analysis of Hexagonal Co(OH)F/Carbon Quantum Dots Composite Sensor Synthesized by PVP-Assisted Method for Acetone Gas Detection
Zhijia Liao,
No information about this author
Ninghao Chu,
No information about this author
Yuxiang Hu
No information about this author
et al.
ACS Sensors,
Journal Year:
2025,
Volume and Issue:
unknown
Published: March 28, 2025
Acetone
gas
sensitivity
detection
holds
significant
application
value
in
environmental
monitoring,
industrial
safety,
and
health
assessment.
This
study
presents
the
first
report
on
assembly
of
carbon
quantum
dots
(CQDs)
surface
hollow
hexagonal
Co(OH)F
for
efficient
acetone
detection.
The
fabricated
sensor
exhibits
ability
to
detect
at
a
low
concentration
200
ppb
120
°C,
demonstrating
excellent
moisture
resistance
long-term
stability.
incorporation
CQDs
not
only
reduces
operating
temperature
but
also
enhances
gas-sensing
performance
Co(OH)F,
offering
simple
eco-friendly
strategy
optimizing
sensors.
We
systematically
analyzed
synergistic
effect
between
their
role
functional
groups
combine
with
surface,
improving
electron
transfer
efficiency
potentially
lowering
activation
energy
molecule
reactions
through
catalytic
effects,
enabling
low-temperature
modification
chemistry
by
strengthens
recognition
capability.
coupling
metal
hydroxyl
fluoride
plays
crucial
multiple
mechanisms,
providing
an
innovative
approach
development
high-performance
Language: Английский
Ultraviolet-sensitized room temperature fiber optic evanescent field ammonia sensor with polyacrylamide/metal organic framework-carbon quantum dots(–COOH) gas-sensitive film
Journal of Colloid and Interface Science,
Journal Year:
2025,
Volume and Issue:
unknown, P. 137513 - 137513
Published: April 1, 2025
Language: Английский