Room-temperature semiconductor gas sensors: challenges and opportunities

Y Tang, Y Zhao, H Liu - ACS sensors, 2022 - ACS Publications
Our demand for ubiquitous and reliable gas detection is spurring the design of intelligent
and enabling gas sensors for the next-generation Internet of Things and Artificial …

Chemiresistive hydrogen sensors: fundamentals, recent advances, and challenges

WT Koo, HJ Cho, DH Kim, YH Kim, H Shin… - ACS …, 2020 - ACS Publications
Hydrogen (H2) is one of the next-generation energy sources because it is abundant in
nature and has a high combustion efficiency that produces environmentally benign products …

Trace‐level, multi‐gas detection for food quality assessment based on decorated silicon transistor arrays

Z Yuan, M Bariya, HM Fahad, J Wu, R Han… - Advanced …, 2020 - Wiley Online Library
Multiplexed gas detection at room temperature is critical for practical applications, such as
for tracking the complex chemical environments associated with food decomposition and …

[HTML][HTML] Microhotplates for metal oxide semiconductor gas sensor applications—Towards the CMOS-MEMS monolithic approach

H Liu, L Zhang, KHH Li, OK Tan - Micromachines, 2018 - mdpi.com
The recent development of the Internet of Things (IoT) in healthcare and indoor air quality
monitoring expands the market for miniaturized gas sensors. Metal oxide gas sensors based …

Hydrogen gas sensor based on mesoporous In2O3 with fast response/recovery and ppb level detection limit

Z Li, S Yan, Z Wu, H Li, J Wang, W Shen… - International Journal of …, 2018 - Elsevier
Hydrogen gas sensors were fabricated using mesoporous In 2 O 3 synthesized using
hydrothermal reaction and calcination processes. Their best performance for the hydrogen …

Tellurene Nanoflake-Based NO2 Sensors with Superior Sensitivity and a Sub-Parts-per-Billion Detection Limit

H Cui, K Zheng, Z Xie, J Yu, X Zhu, H Ren… - … Applied Materials & …, 2020 - ACS Publications
Industrial production, environmental monitoring, and clinical medicine put forward urgent
demands for high-performance gas sensors. Two-dimensional (2D) materials are regarded …

Sub-10 parts per billion detection of hydrogen with floating gate transistors built on semiconducting carbon nanotube film

S Zhou, M Xiao, F Liu, J He, Y Lin, Z Zhang - Carbon, 2021 - Elsevier
Semiconducting carbon nanotubes (CNTs) based gas sensors have shown great promise
owing to the high sensitivity, low cost and compatible to integrated circuits (ICs), but are not …

Solid-Phase Photocatalysts: Physical Vapor Deposition of Au Nanoislands on Porous TiO2 Films for Millimolar H2O2 Production within a Few Minutes

K Kim, J Park, H Kim, GY Jung, MG Kim - ACS Catalysis, 2019 - ACS Publications
The production of hydrogen peroxide (H2O2) using photocatalytic nanoparticles is an
emerging field with applications in organic synthesis, biosensors, and fuel cells. Colloidal …

Finding hidden signals in chemical sensors using deep learning

SY Cho, Y Lee, S Lee, H Kang, J Kim, J Choi… - Analytical …, 2020 - ACS Publications
Achieving high signal-to-noise ratio in chemical and biological sensors enables accurate
detection of target analytes. Unfortunately, below the limit of detection (LOD), it becomes …

Multiarray nanopattern electronic nose (E‐Nose) by high‐resolution top‐down nanolithography

H Kang, SY Cho, J Ryu, J Choi, H Ahn… - Advanced Functional …, 2020 - Wiley Online Library
An electronic nose (E‐nose) is an artificial sensing device that mimics the human olfactory
system using a multiarray sensor system. However, since the design and fabrication of …