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Related papers: Chemical Gas Sensors Based On Nanowires

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Recent experiments demonstrate the synthesis of 2D black arsenic exhibits excellent electronic and transport properties for nanoscale device applications. Herein, we study by first principle calculations density functional theory together…

Materials Science · Physics 2020-03-31 Rameshwar L. Kumawat , Milan Kumar Jena , Biswarup Pathak

We demonstrate the use of individual magnetic nanowires (NWs), grown by focused electron beam induced deposition (FEBID), as scanning magnetic force sensors. Measurements of their mechanical susceptibility, thermal motion, and magnetic…

Mesoscale and Nanoscale Physics · Physics 2020-04-22 H. Mattiat , N. Rossi , B. Gross , J. Pablo-Navarro , C. Magén , R. Badea , J. Berezovsky , J. M. De Teresa , M. Poggio

Boosting the sensitivity of solid-state gas sensors by incorporating nanostructured materials as the active sensing element can be complicated by interfacial effects. Interfaces at nanoparticles, grains, or contacts may result in non-linear…

Epitaxially grown InAs NWs are relevant for electrical sensing applications due to Fermi level pinning at NW surface, thus very sensitive to surrounding environment. While a single NW growth batch consists of millions virtually identical…

This paper reports the first gas sensor based on the plastic inorganic semiconductor GaPS4, pioneering the application of plastic inorganic semiconductors in the field of gas sensing. Unlike traditional rigid sensors, this device leverages…

Chemical Physics · Physics 2025-11-27 Qiao Wang

Superconducting nanowires undergoing quantum phase-slips have potential for impact in electronic devices, with a high-accuracy quantum current standard among a possible toolbox of novel components. A key element of developing such…

Superconductivity · Physics 2018-06-21 N. G. N. Constantino , M. S. Anwar , O. W. Kennedy , M. Dang , P. A. Warburton , J. C. Fenton

Heat and pressure are ultimately transmitted via quantized degrees of freedom, like gas particles and phonons. While a continuous Brownian description of these noise sources is adequate to model measurements with relatively long integration…

Quantum Physics · Physics 2024-04-12 Daniel S. Barker , Daniel Carney , Thomas W. LeBrun , David C. Moore , Jacob M. Taylor

MQ-6 Semiconductor Sensor for Combustible Gas detection is a Sensitive Gas sensor. The sensitive material of this MQ-6 gas sensor is SnO2, which works with lower conductivity in clean air. When the target combustible gas exist, the sensors…

Signal Processing · Electrical Eng. & Systems 2023-05-23 Ram Prasad

Recent advances in the synthesis of inorganic and organic nanowires and nanotubes have provided both components for various functional devices and platforms for the study of low- dimensional transport phenomena. However, tremendous…

Mesoscale and Nanoscale Physics · Physics 2015-04-21 Annie Weathers , Li Shi

Superconducting nanowires are very important due to their applications ranging from quantum technology to astronomy. In this work, we implement a non-invasive process to fabricate nanowires of high-$T_\text{c}$ superconductor…

Superconductivity · Physics 2023-02-27 Sanat Ghosh , Digambar A. Jangade , Mandar M. Deshmukh

Using nanowires for photodetection constitutes an opportunity to enhance the absorption efficiency while reducing the electrical cross-section of the device. They present interesting features like compatibility with silicon substrates,…

Materials Science · Physics 2019-04-30 Maria Spies , Eva Monroy

As a flammable and explosive industrial gas, C2H2 gas detection is necessary and significant. Herein, highly sensitive C2H2 gas sensor was initially fabricated by carbon-decorated SnO2 nanoparticles, which was prepared using CVD method with…

Materials Science · Physics 2015-09-10 Chunhong Luan , Bao Xu , Chao Wang

Silicon nanowires have attracted considerable interest due to their wide-ranging applications in nanoelectromechanical systems and nanoelectronics. Molecular dynamics simulations are powerful tools for studying the mechanical properties of…

Materials Science · Physics 2023-08-25 Sina Zare Pakzad , Mohammad Nasr Esfahani , B. Erdem Alaca

We use computational screening to systematically investigate the use of transition metal doped carbon nanotubes for chemical gas sensing. For a set of relevant target molecules (CO, NH3, H2S) and the main components of air (N2, O2, H2O), we…

Mesoscale and Nanoscale Physics · Physics 2010-06-28 J. M. García-Lastra , D. J. Mowbray , K. S. Thygesen , A. Rubio , K. W. Jacobsen

This article presents a comprehensive study and design methodology of co-integrated oscillators for nano mass sensing application based on resonant Nano-Electro-Mechanical-System (NEMS). In particular, it reports the capacitive with the…

Mesoscale and Nanoscale Physics · Physics 2015-05-14 Eric Colinet , Laurent Duraffourg , Sebastien Labarthe , Philippe Andreucci , Sebastien Hentz , Philippe Robert

Nanoelectromechanical systems (NEMS) have generated considerable interest as inertial mass sensors. NEMS resonators have been used to weigh cells, biomolecules, and gas molecules, creating many new possibilities for biological and chemical…

Mesoscale and Nanoscale Physics · Physics 2012-04-13 J. Chaste , A. Eichler , J. Moser , G. Ceballos , R. Rurali , A. Bachtold

We have studied the adsorption of gas molecules (CO, NO, NO2, O2, N2, CO2, and NH3) on graphene nanoribbons (GNRs) using first principles methods. The adsorption geometries, adsorption energies, charge transfer, and electronic band…

Materials Science · Physics 2008-09-20 Bing Huang , Zuanyi Li , Zhirong Liu , Gang Zhou , Shaogang Hao , Jian Wu , Bing-Lin Gu , Wenhui Duan

Chemical sensing properties of single wire and mat form sensor structures fabricated from the same carbon nanotube (CNT) materials have been compared. Sensing properties of CNT sensors were evaluated upon electrical response in the presence…

Instrumentation and Detectors · Physics 2014-07-25 P. L. Neumann , V. I. Obreczán , G. Dobrik , K. Kertész , E. Horváth , I. E. Lukács , L. P. Biró , Z. E. Horváth

The depleted CMOS sensors are emerging as one of the main candidate technologies for future tracking detectors in high luminosity colliders. Its capability of integrating the sensing diode into the CMOS wafer hosting the front-end…

Instrumentation and Detectors · Physics 2019-10-17 Ricardo Marco Hernandez

Gaseous detectors have long been used by particle physics experiments at beamlines or standalone experiments. Recently, their low momentum threshold has made them interesting as active targets for long baseline neutrino experiments. To…

Instrumentation and Detectors · Physics 2019-11-13 Philip Hamacher-Baumann
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