Results 21 to 30 of about 748,380 (268)

On Measures Resisting Multifractal Analysis [PDF]

open access: yes, 2015
Any ergodic measure of a smooth map on a compact manifold has a multifractal spectrum with one point - the dimension of the measure itself - at the diagonal. We will construct examples where this fails in the most drastic way for invariant measures invariant under linear maps of the circle.
Schmeling, Jörg, Seuret, Stéphane
openaire   +2 more sources

Kinetics of Penetration and Drying of Protective Coatings into the sand Mold under Conditions of Variable Porosity of the Mold [PDF]

open access: yesArchives of Foundry Engineering
This paper presents a study of moisture migration in the surface layer of molding compound during the application and drying of the protective coating.
Ł. Jamrozowicz
doaj   +1 more source

Flexible piezoresistive sensor matrix based on a carbon nanotube PDMS composite for dynamic pressure distribution measurement [PDF]

open access: yesJournal of Sensors and Sensor Systems, 2019
A highly flexible, piezoresistive sensor matrix based on a carbon nanotube (CNT) polymer composite is developed for pressure distribution measurement applications.
R. Ramalingame   +6 more
doaj   +1 more source

Influence of Selected Factors on Penetration and Drying Kinetics of Protective Coatings into Sand Mould Surface Layer [PDF]

open access: yesArchives of Foundry Engineering
This paper presents the results of measuring moisture migration in the surface layer of a sand mould during the soaking and drying processes of protective coatings.
Ł. Jamrozowicz
doaj   +1 more source

An Implementation of a Compact Smart Resistive Sensor Based on a Microcontroller with an Internal ADC

open access: yesMetrology and Measurement Systems, 2016
In the paper a new implementation of a compact smart resistive sensor based on a microcontroller with internal ADCs is proposed and analysed. The solution is based only on a (already existing in the system) microcontroller and a simple sensor interface ...
Czaja Zbigniew
doaj   +1 more source

Measuring Resistance to Virus Infection [PDF]

open access: yesJournal of Hygiene, 1955
Dilution series of viruses often do not fit the exponential curve which they should fit if the usual assumptions of the theory of dilution series were true. Suppose the density of the virus suspension is λ, the average number of virus particles per unit volume of the inoculum (we suppose that unit volume is the amount actually used in inoculating the ...
openaire   +2 more sources

Low-Power Highly Robust Resistance-to-Period Converter

open access: yesSensors, 2018
This paper presents a novel structure of Resistance- to-Period (R-T) Converter highly robust to supply and temperature variations. Robustness is achieved by using the ratiometric approach so that complex circuits or high accuracy voltage references are ...
Luis C. Álvarez-Simón   +2 more
doaj   +1 more source

A Novel Response Factor-Based Method for In Situ Measurement of Wall Thermal Resistance

open access: yesBuildings, 2023
The heat flow meter method (HFM) is one of the most-used methods for the in situ measurement of wall thermal resistance. However, the standard HFM method has some issues: it is challenging to balance simplicity and accuracy in data analysis and the ...
Chuang Wang   +4 more
doaj   +1 more source

Force Control of SMA Springs Using RNNs

open access: yesIEEE Access
Shape memory alloys (SMAs), generally composed of nickel-titanium, have unique properties that enable them to transition from the martensite phase to the austenite phase when heated.
Ahmet Atasoy, Mehmed Ozkan
doaj   +1 more source

Research on the Error Compensation Technique of Internal Resistance of Battery

open access: yesJournal of Harbin University of Science and Technology, 2017
For the current resistance measurement is accurate,we research the basic principle of the internal resistance of battery,through analyzing the characteristics of the internal resistance of the battery,establish the measurement model of the internal ...
WANG Hai-ying   +3 more
doaj   +1 more source

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