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Related papers: Chemical Gas Sensors Based On Nanowires

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Portable and cost-effective gas sensors are gaining demand for a number of environmental, biomedical and industrial applications, yet current devices are confined into specialized labs and cannot be extended to general use. Here, we…

Instrumentation and Detectors · Physics 2020-04-10 Giuseppe Antonacci , Jeroen Goyvaerts , Haolan Zhao , Bettina Baumgartner , Bernhard Lendl , Roel Baets

Gas pressure sensors based on nanomechanical membranes have recently demonstrated an ultra-wide ten-decade measurement range, a gas-type-independent response, and a self-calibrating operation with uncertainties of approximately $1\,\%$. The…

Printed sensors represent a transformative advancement in sensor technology, utilizing innovative printing techniques to create flexible, cost-effective, and highly customizable sensing devices. Their versatility allows integration into…

We report an actuation/detection scheme with a top-down nano-electromechanical system for frequency shift-based sensing applications with outstanding performance. It relies on electrostatic actuation and piezoresistive nanowire gauges for…

Nitrogen vacancy (NV) centre quantum sensors provide unique opportunities in studying condensed matter systems: they are quantitative, noninvasive, physically robust, offer nanoscale resolution, and may be used across a wide range of…

This article presents a new class of batch-fabricated, low-power and highly sensitive chemiresistive sensors. We first present the design, fabrication and characterization of batch-fabricated sidewall etched vertical nanogap…

Applied Physics · Physics 2020-06-24 Aishwaryadev Banerjee

Vapor sensors based on functionalized carbon nanotubes (NTs) have shown great promise, with high sensitivity conferred by the reduced dimensionality and exceptional electronic properties of the NT. Critical challenges in the development of…

This paper introduces a perspective approach for simulating a memristive sensor tailored for low power biological analyte detection. The necessity for such innovation stems from the increasing demand for efficient biosensing technologies…

Applied Physics · Physics 2024-08-13 Manel Bouzouita , Fakhreddine Zayer , Hamdi Belgacem

In this review article, we focus on emerging nanocantilever based biological sensors and discuss the response of nanocantilevers towards bio-molecules capture. The article guides the reader through various modes of operation (e.g., static…

Instrumentation and Detectors · Physics 2013-05-30 Ankit Jain , Muhammad Ashraful Alam

Rapid and reproducible assembly of aligned nanostructures on a wafer-scale is a crucial, yet one of the most challenging tasks in the incorporation of nanowires into integrated circuits. We present the synthesis of a periodic nanochannel…

On the way to advance the sensing technology, various strategies based on the nano-materials have been introduced to improve the performance of the gas sensors. In this study, we have introduced a facile fabrication procedure for annealing…

Instrumentation and Detectors · Physics 2023-03-01 Hamed Aleebrahim Dehkordi , Ali Mokhtari , Vishtasb Soleimanian , Mohsen Ghasemi

This review focuses on the investigation and enhancement of the thermoelectric properties of semiconducting nanowires (NWs). NWs are nanostructures with typical diameters between few to hundreds of nm and length of few to several microns,…

Mesoscale and Nanoscale Physics · Physics 2021-01-05 Milo Yaro Swinkels , Ilaria Zardo

This work focuses on the application related to the detection of low moisture and environmental pollutants. A novel gas sensor with inkjet printed Double Walled Carbon Nano Tubes (DWNTs) on a Love wave sensor platform was developed for…

Instrumentation and Detectors · Physics 2018-03-02 H. Hallil , Q. Zhang , E. Flahaut , J Lachaud , P. Coquet , C. Dejous , D. Rebière

This work reports the modeling and simulation of gas sensors made from pristine graphene nanoplatelets (P-GnPs) using COMSOL Multiphysics software. The mass balance equation was solved while including contributions of electromigration flux.…

Instrumentation and Detectors · Physics 2022-01-24 Olasunbo Farinre , Swapnil M. Mhatre , Albert F. Rigosi , Prabhakar Misra

At millimeter dimension or less, the conventional bonding technology in electronic assembly relies heavily on reflow soldering and suffers from severe performance and reliability degradation. Meanwhile, the traditional high temperature…

Materials Science · Physics 2015-11-09 Yanbin Cui , Yang Ju

Current challenges in environmental science, medicine, food chemistry as well as the emerging use of artificial intelligence for solving problems in these fields require distributed, local sensing. Such ubiquitous sensing requires…

Applied Physics · Physics 2024-08-15 Hendrik Schlicke , Roman Maletz , Christina Dornack , Andreas Fery

This paper investigates the performance of the micro-electro-mechanical systems resonant sensor used for particle detection and concentration measurement. These fine and ultra-fine particles such as particulate matter (PM), ferrous…

Instrumentation and Detectors · Physics 2021-12-21 Vinayak Pachkawade , Zion Tse

Here we demonstrate the gas sensing ability of cavity-coupled metallic nanoparticle systems, comprising gold nanoparticles separated from a gold mirror with a polymer spacer. An increase in relative humidity (RH) causes the spacer to…

Optics · Physics 2017-03-27 Jian Qin , Yu-Hui Chen , Boyang Ding , Richard J. Blaikie , Min Qiu

Metal nanowires exhibit a number of interesting properties: their electrical conductance is quantized, their shot-noise is suppressed by the Pauli principle, and they are remarkably strong and stable. We show that many of these properties…

Mesoscale and Nanoscale Physics · Physics 2015-06-24 C. A. Stafford

Silicon nanochannel biological field effect transistors have been developed for glucose detection. The device is nanofabricated from a silicon-on-insulator wafer with a top-down approach and surface functionalized with glucose oxidase. The…

Biological Physics · Physics 2008-02-14 Xihua Wang , Yu Chen , Katherine A. Gibney , Shyamsunder Erramilli , Pritiraj Mohanty