Results 61 to 70 of about 251,869 (196)

Porous and Permeable Crystalline Basement: Evidence for Large‐Scale Hydraulic Connectivity at Kivetty, Finland

open access: yesJournal of Geophysical Research: Solid Earth, Volume 131, Issue 9, September 2026.
Abstract Porosity and permeability in crystalline shield basement are commonly assumed to be low, yet some fault zones sustain fluid circulation over kilometer scales. Here we quantify multiscale fault‐zone connectivity at Kivetty, central Finland, by integrating legacy deep‐borehole data, including packer tests, downhole logs, and a long‐term multi ...
Daniel Carbajal‐Martínez   +8 more
wiley   +1 more source

Automatic Calibration of Clamp-On Ultrasonic Flowmeter Based on Fieldbus Control System

open access: yes, 2011
In practical application, some flowmeters are not allowed to be calibrated off-line periodically, thus on-line calibration is necessary to be implemented in workplace [1]. As a non-invasive flowmeter, the clamp-on ultrasonic flowmeters are widely used in
Qing Qiang Hou   +3 more
core   +1 more source

The Development and Modelling of a Novel Clamp-on Ultrasonic-Thermal and Ultrasonic Multiple Reflection Flowmeter for Liquid Applications. [PDF]

open access: yes, 1994
The development of a novel combined "ultrasonic/thermal" with "ultrasonic multiple reflections" clamp-on meter for measuring a wide flowrate range of clean liquids in small diameter pipes is presented.
Law, M., Law, Masa
core   +3 more sources

Intelligent Ultrasonic Flow Measurement Using Linear Array Transducer With Recurrent Neural Networks

open access: yesIEEE Access, 2020
To realize high-quality transit-time ultrasonic flow measurements, accurate and precise estimates of the transit-time difference are essential. In this study, we propose deep learning-based neural network (NN) models to measure the transit-time ...
Thi Huong Ly Nguyen, Suhyun Park
doaj   +1 more source

Thermal Stability of Plasma‐Assisted Film Deposition for Insulation Modification: In View of Hydrophobicity and Flashover Performances

open access: yesHigh Voltage, Volume 11, Issue 4, Page 889-898, August 2026.
ABSTRACT Polymer insulation exposed to natural environment inevitably face challenges from material ageing and surface insulating degradation. Surface treatment is an effective method to improve material performance, but traditional processing methods such as room temperature vulcanised silicone rubber (RTV) coating, are subjected to coating ...
Xi Zhu   +7 more
wiley   +1 more source

Flow‐Adaptive Gas Sensing Enabled Using a Uniform Au Nanosheet Sensor Array and a Neural Network Inference

open access: yesAdvanced Materials Technologies, Volume 11, Issue 11, 5 June 2026.
Integrated Au nanosheet sensor array enables simultaneous inference of gas concentration and flow rate via deep neural network analysis, without external flow control. ABSTRACT Gas sensor responses are considerably affected by gas flow rates, thereby inhibiting the accurate detection of target gas concentrations in variable‐flow applications such as ...
Taro Kato   +4 more
wiley   +1 more source

Identifying the interaction between skin temperature, maintained thermal comfort, and conduit artery shear rate through limb passive heating

open access: yesPhysiological Reports, Volume 14, Issue 11, June 2026.
Abstract Cardiovascular disease remains the leading cause of mortality. One reason is vascular dysfunction leading to pathological shear rate pattern. Limb passive heating (LPH) is a non‐pharmacological intervention, improving vascular health by enhancing shear rate.
Eva‐Lotte Schabbehard   +2 more
wiley   +1 more source

Method for optimizing the delivery process of natural gas ultrasonic flowmeters for verification

open access: yesYou-qi chuyun
[Objective] The delivery process of natural gas ultrasonic flowmeters for verification is not quantitative, and there are no relevant regulations on the scheduling and sequencing process before the flowmeters are put onto the inspection bench, resulting ...
HUANG Yongfei   +6 more
doaj   +1 more source

Three hours of targeted limb passive heating increases conduit artery shear rates and lowers vascular stiffness

open access: yesPhysiological Reports, Volume 14, Issue 11, June 2026.
Abstract Cardiovascular disease remains the leading cause of mortality, primarily driven by endothelial dysfunction, which is initiated by risk factors that provoke pathological changes in endothelial function. Limb passive heating (LPH) elevates shear rate to levels comparable to mild exercise, whereby previous data has shown 38°C to be thermally ...
Eva‐Lotte Schabbehard   +2 more
wiley   +1 more source

Optical Fiber Sensors for Safety and Maintenance Monitoring of Linear Infrastructure

open access: yesAdvanced Sensor Research, Volume 5, Issue 5, May 2026.
This review rigorously provides a thorough and detailed overview of the most recent innovations and advancements in the field of railway and pipeline infrastructure monitoring, accomplished through the implementation of cutting‐edge fiber sensing technologies, with a specific emphasis on its two principal technical branches, namely multipoint sensing ...
Shengnan Wu   +10 more
wiley   +1 more source

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