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The adsorption behavior of toxic gas molecules (NO, CO, NO2, and NH3) on graphene-like BC3 are investigated using first-principle density functional theory (DFT). The most stable adsorption configurations, adsorption energies,binding…

Mesoscale and Nanoscale Physics · Physics 2017-08-22 S. M. Aghaei , M. M. Monshi , I. Torres , I. Calizo

The advent of the 5G era means that the concepts of robot, VR/AR, UAV, smart home, smart healthcare based on IoT (Internet of Things) have gradually entered human life. Since then, intelligent life has become the dominant direction of…

Mesoscale and Nanoscale Physics · Physics 2024-10-04 Hongliang Ma , Jie Ding , Zhe Zhang , Qiang Gao , Quan Liu , Gaohan Wang , Wendong Zhang , Xuge Fan

Methanol is formed via surface reactions on icy dust grains. Methanol is also detected in the gas-phase at temperatures below its thermal desorption temperature and at levels higher than can be explained by pure gas-phase chemistry. The…

Solar and Stellar Astrophysics · Physics 2018-05-02 N. F. W. Ligterink , C. Walsh , R. G. Bhuin , S. Vissapragada , J. Terwisscha van Scheltinga , H. Linnartz

The Multiple Sensor Interface is a simple sensor interface that works with USB, RS485 and GPIO. It allows one to make measurements using a variety of sensors based on the change of inductance, resistance, capacitance, and frequency using…

Instrumentation and Detectors · Physics 2024-12-25 David Nuno G da Silva S Quelhas

Using density functional theory combined with nonequilibrium Green's function method, the transport properties of borophene-based nano gas sensors with gold electrodes are calculated, and comprehensive understandings regarding the effects…

Mesoscale and Nanoscale Physics · Physics 2021-06-29 Yueyue Tian , Houping Yang , Junjun Li , Shunbo Hu , Shixun Cao , Wei Ren , Yin Wang

Human exposure to Volatile Organic Compounds (VOCs) and their presence in indoor and working environments is recognized as a serious health risk, causing impairment of varying severity. Different detecting systems able to monitor VOCs are…

In applications such as atmospheric monitoring of greenhouse gases and pollutants, the detection and identification of trace concentrations of harmful gases is commonly achieved using non-dispersive infrared (NDIR) sensors. These devices…

Inspired by the recent successes in the development of two-dimensional based gas sensors capable of single gas molecule detection, we investigate the adsorption of gas molecules such as N2, NO, NO2, NH3, CO, CO2, CH4, SO2, and H2S on…

Mesoscale and Nanoscale Physics · Physics 2017-05-19 S. M. Aghaei , M. M. Monshi , I. Calizo

Photodetectors based on nano-structured superconducting thin films are currently some of the most sensitive quantum sensors and are key enabling technologies in such broad areas as quantum information, quantum computation and…

We report on the development and performance of a high-sensitivity purity-analysis technique for gaseous xenon. The gas is sampled at macroscopic pressure from the system of interest using a UHV leak valve. The xenon present in the sample…

Instrumentation and Detectors · Physics 2011-05-09 D. S. Leonard , A. Dobi , C. Hall , L. Kaufman , T. Langford , S. Slutsky , Y. R. Yen

In this work, we investigate the physical and electronic properties of $\beta_{12}$-borophene FET-based gas sensor using a theoretical quantum capacitance model based on tight-binding approach. We study the impact of adsorbed NH$_3$, NO,…

Superconductivity · Physics 2023-04-03 Nimisha Dutta , Reeta Devi , Arindam Boruah , Saumen Acharjee

The detection of low energy neutrinos ($<$ few tens of MeV) via coherent nuclear scattering remains a holy grail of sorts in neutrino physics. This uncontroversial mode of interaction is expected to profit from a sizeable increase in cross…

High Energy Physics - Experiment · Physics 2011-05-12 P. Barbeau , J. I. Collar , J. Miyamoto , I. Shipsey

A quality assurance and performance qualification laboratory was built at McGill University for the Canadian-made small-strip Thin Gap Chamber (sTGC) muon detectors produced for the 2019-2020 ATLAS experiment muon spectrometer upgrade. The…

Spin defects in semiconductors are widely investigated for various applications in quantum sensing. Conventional host materials such as diamond and hexagonal boron nitride (hBN) provide bulk or low-dimensional platforms for optically…

In this work, we present a Pt decorated ZnO thin film-based gas sensor for hydrogen detection, fabricated using a sputtering technique and an in-situ Pt decoration approach. Specifically, we deposit a ZnO thin film on an interdigitated…

The Internet of Things (IoT) and smart city paradigm includes ubiquitous technology to extract context information in order to return useful services to users and citizens. An essential role in this scenario is often played by computer…

Computer Vision and Pattern Recognition · Computer Science 2021-02-03 Francesco Paissan , Massimo Gottardi , Elisabetta Farella

We have discovered and studied the effect of the asymmetric deformation of a photonic crystal in the form of a change in the slope of the crystal planes as it is filled with a gaseous analyte. We have demonstrated that the use of a new…

Optics · Physics 2013-08-26 A. S. Kuchyanov , P. A. Chubakov , H. Spisser , A. I. Plekhanov

In recent years, pressure sensors have been widely used as crucial technology components in industrial, healthcare, consumer electronics, and automotive safety applications. With the development of intelligent technologies, there is a…

Mesoscale and Nanoscale Physics · Physics 2024-10-04 Zhe Zhang , Quan Liu , Hongliang Ma , Ningfeng Ke , Jie Ding , Wendong Zhang , Xuge Fan

Graphene (G) is a two-dimensional material with exceptional sensing properties. In general, graphene gas sensors are produced in field effect transistor configuration on several substrates. The role of the substrates on the sensor…

Mesoscale and Nanoscale Physics · Physics 2018-03-29 A. R. Cadore , E. Mania , A. B. Alencar , N. P. Rezende , S. de Oliveira , K. Watanabe , T. Taniguchi , H. Chacham , L. C. Campos , R. G. Lacerda

There has been a tremendous rise in technological advances in the field of automobiles and autonomous vehicles. With the increase in the number of driven vehicles, the safety concerns with the same have also risen. The cases of accidents…

Human-Computer Interaction · Computer Science 2021-01-05 Abhishek Das , Vivek Dhuri , Aditya Desai , Suyash Ail , Ameya Kadam