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Related papers: A Microcantilever-based Gas Flow Sensor for Flow R…

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Gas sensors based on transition metal dichalcogenides (TMDCs) have attracted much attention from a new perspective involving light-assisted or gate-voltage operation. However, their combined roles as regards the gas sensing performance and…

Recently, we demonstrated that the local heating of degassed water can generate water vapor microbubbles and induce a rapid flow around the bubble. Although flow generation involves the self-excited oscillation of bubbles at a local heating…

Fluid Dynamics · Physics 2024-05-21 Nao Hiroshige , Shunsuke Okai , Xuanwei Zhang , Samir Kumar , Kyoko Namura , Motofumi Suzuki

Quantitative measurements of fluid flow properties can be achieved by background oriented schlieren. In this paper it is shown that this depends on several factors. Image quality index is used to investigate the influence of the image…

Optics · Physics 2013-03-06 Ardian B. Gojani , Shigeru Obayashi

The dynamics of a cantilever plate clamped at its trailing edge and placed at a moderate angle ($\alpha \leq 30^{\circ}$) to a uniform flow are investigated experimentally and numerically, and a large experimental data set is provided. The…

Fluid Dynamics · Physics 2020-12-30 Cecilia Huertas-Cerdeira , Andres Goza , John E. Sader , Tim Colonius , Morteza Gharib

The MEG-II experiment searches for the lepton flavor violating decay: mu in electron and gamma. The reconstruction of the positron trajectory uses a cylindrical drift chamber operated with a mixture of He and iC4H10 gas. It is important to…

Instrumentation and Detectors · Physics 2020-06-11 F. Cuna , G. Chiarello , A. Corvaglia , N. De Filippis , F. Grancagnolo , M. Manta , I. Margjeka , A. Miccoli , M. Panareo , G. F. Tassielli

This letter describes a periodically oscillating microfoam flow. For constant input parameters, both the produced bubble volume and the flow rate vary over a factor two. We explicit the link between foam topology alternance and flow rate…

Fluid Dynamics · Physics 2009-11-11 Jan-Paul Raven , Philippe Marmottant

This paper reports on our research in developing a micro power generation system based on gas turbine engine and piezoelectric converter. The micro gas turbine engine consists of a micro combustor, a turbine and a centrifugal compressor.…

Other Computer Science · Computer Science 2007-11-29 X. -C. Shan , Z. -F. Wang , R. Maeda , Y. F. Sun , M. Wu , J. S. Hua

A thermal flow sensor has been realised consisting of freely-suspended silicon-rich silicon-nitride microchannels with an integrated Al/poly-Si++ thermopile in combination with up- and downstream Al heater resistors. The inherently zero…

Other Computer Science · Computer Science 2008-12-18 M. Dijkstra , T. S. J. Lammerink , Meint De Boer , J. W. Berenschot , Remco Wiegerink , M. Elwenspoek

The evaluation of fluid forces on the stem is important for wear prediction of valve and actuator guidance parts. While estimating the axial load is straight forward, estimating and/or measuring the side load is more difficult, especially…

Classical Physics · Physics 2009-09-07 Jerome Ferrari

The activated torsion oscillation magnetometer exploits the mechanical resonance of a cantilever beam, driven by the torque exerted on the sample by an ac field applied perpendicularly to the film plane. We describe a model for the…

Condensed Matter · Physics 2009-11-07 G. Asti , M. Ghidini , R. Pellicelli , M. Solzi

The frequency-dependent amplitude and phase in piezoresponse force microscopy (PFM) measurements are shown to be a consequence of the Euler-Bernoulli (EB) dynamics of atomic force microscope (AFM) cantilever beams used to make the…

Mesoscale and Nanoscale Physics · Physics 2015-09-02 Roger Proksch

Self-aeration is a fascinating phenomenon that commonly occurs in high Froude-number flows in natural or human made environments. The most common air-water flow measurement instrument to characterize such flows is the intrusive dual-tip…

Fluid Dynamics · Physics 2024-08-19 Matthias Kramer

We report the direct observation of resistive flow through a weak link in a weakly interacting atomic Bose-Einstein condensate. Two weak links separate our ring-shaped superfluid atomtronic circuit into two distinct regions, a source and a…

Quantum Gases · Physics 2014-07-30 F. Jendrzejewski , S. Eckel , N. Murray , C. Lanier , M. Edwards , C. J. Lobb , G. K. Campbell

Controlling the mechanical response of soft glassy materials, such as emulsions, foams, and colloidal suspensions, is key for many industrial processes. While their steady-state flow behavior is reasonably well understood, their response to…

Soft Condensed Matter · Physics 2025-08-08 Frédéric Blanc , Guillaume Ovarlez , Adam Trigui , Kirsten Martens , Romain Mari

Large available bandwidth in 60\,GHz band promises very high data rates -- in the order of Gb/s. However, high free-space path loss makes it necessary to employ beamforming capable directional antennas. When beamforming is used, the links…

Networking and Internet Architecture · Computer Science 2015-03-16 A. W. Doff , Kishor Chandra , R. Venkatesha Prasad

Inertial pumping is a promising new method of moving fluids through microchannels but many of its properties remain unexplored. In this work, inertial flow rates are investigated for different channel lengths, operating temperatures, and…

Fluid Dynamics · Physics 2022-02-03 Pavel E. Kornilovitch , Tyler Cochell , Alexander N. Govyadinov

The metering of gas-liquid flows is difficult due to the non-linear relationship between flow regimes and fluid properties, flow orientation, channel geometry, etc. In fact, a majority of commercial multiphase flow meters have a low…

Fluid Dynamics · Physics 2020-05-26 Akshay J. Dave , Annalisa Manera

Ion-mobility spectrometry (IMS) is an analytical technique used to separate and identify ionized gas molecules based on their mobility in a carrier buffer gas. Such methods come in a large variety of versions that currently allow ion…

Instrumentation and Detectors · Physics 2013-03-15 Juan J. Ortiz , Guillermo P. Ortiz , Christian Nigri , Carlos Lasorsa

Micro-cantilevers (MCs) are widely used in sensing, probing and a variety of other purposes. Apart from Si, the most versatile material in the micro domain, SiO2 MCs have attracted much attention lately. In this study, fabrication of SiO2…

Applied Physics · Physics 2017-07-03 Sagnik Middya , K. Prabakar

Due to their nature, using shear thickening fluids (STFs) in engineering applications has sparked an interest in developing energy-dissipating systems, such as damping devices or shock absorbers. The Rheinforce technology allows the design…

Fluid Dynamics · Physics 2023-12-27 Miguel Montenegro , Francisco J. Galindo-Rosales