Gas sensing devices based on two-dimensional materials: a review

B Wang, Y Gu, L Chen, L Ji, H Zhu, Q Sun - Nanotechnology, 2022 - iopscience.iop.org
Gas sensors have been widely utilized penetrating every aspect of our daily lives, such as
medical industry, environmental safety testing, and the food industry. In recent years, two …

Low-frequency noise in gas sensors: A review

W Shin, S Hong, Y Jeong, G Jung, J Park, D Kim… - Sensors and Actuators B …, 2023 - Elsevier
Semiconductor-based gas sensors have been applied to a variety of applications, including
environmental, safety, and health monitoring. Extensive efforts have been made to improve …

H2S sensing under various humidity conditions with Ag nanoparticle functionalized Ti3C2Tx MXene field-effect transistors

Q Xu, B Zong, Q Li, X Fang, S Mao… - Journal of Hazardous …, 2022 - Elsevier
Despite the critical need to monitor H 2 S, a hazardous gas, in environmental and medical
settings, there are currently no reliable methods for rapid and sufficiently discriminative H 2 …

Effects of high-pressure annealing on the low-frequency noise characteristics in ferroelectric FET

W Shin, JH Bae, S Kim, K Lee, D Kwon… - IEEE Electron …, 2021 - ieeexplore.ieee.org
In this work, the low-frequency noise (LFN) characteristics of hafnium-zirconium oxide (HZO)
ferroelectric field-effect transistors (FeFETs) with and without high-pressure forming gas …

Application of two-dimensional materials towards CMOS-integrated gas sensors

L Filipovic, S Selberherr - Nanomaterials, 2022 - mdpi.com
During the last few decades, the microelectronics industry has actively been investigating
the potential for the functional integration of semiconductor-based devices beyond digital …

Nanoporous polymer films based on breath figure method for stretchable chemiresistive NO2 gas sensors

C Liu, M Wu, L Gao, H Liu, J Yu - Sensors and Actuators B: Chemical, 2022 - Elsevier
Wearable electronics targeting toxic gas analytes have raised tremendous concerns for
human-centric intelligent healthcare electronics and systems. A remaining challenge is to …

Comparison of the characteristics of semiconductor gas sensors with different transducers fabricated on the same substrate

G Jung, W Shin, S Hong, Y Jeong, J Park, D Kim… - Sensors and Actuators B …, 2021 - Elsevier
The semiconductor-type gas sensor consists of a transducer and a sensing material. Most of
the research on the sensor has focused on sensing materials. In this study, the …

Efficient fusion of spiking neural networks and FET-type gas sensors for a fast and reliable artificial olfactory system

D Kwon, G Jung, W Shin, Y Jeong, S Hong, S Oh… - Sensors and Actuators B …, 2021 - Elsevier
A new artificial olfactory system based on a spiking neural network (SNN) and field-effect
transistor (FET)-type gas sensors is proposed for quickly and reliably detecting toxic gases …

Fully integrated FET-type gas sensor with optimized signal-to-noise ratio for H2S gas detection

W Shin, Y Jeong, S Hong, G Jung, J Park, D Kim… - Sensors and Actuators B …, 2022 - Elsevier
The focus of gas sensor research has been on improving the response of individual sensors.
However, in order to integrate sensors with CMOS circuits, a sensing system composed of …

Proposition of deposition and bias conditions for optimal signal-to-noise-ratio in resistor-and FET-type gas sensors

W Shin, G Jung, S Hong, Y Jeong, J Park, D Kim… - Nanoscale, 2020 - pubs.rsc.org
In the field of gas sensor studies, most researchers are focusing on improving the response
of the sensors to detect a low concentration of gas. However, factors that make a large …