Electrical Engineering Wroclaw University of Technology

Electrical Engineering Wroclaw University of Technology 10 records found  Search took 0.00 seconds. 
1.
Comparison between step and pulsed electroacoustic techniques using both PVDF and LiNbO3 transducers / Motyl, E [AZ I07/01/I-020] [ENY-ARTICLE-2008-037]
Two kinds of piezoelectric transducers thin PCDF foil and thick LiBNO3 crystal were used as strain waves detectors. [...]
http://zet10.ipee.pwr.wroc.pl/record/44/files/
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2.
Measurements of interfacial charges in layered PTFE using step electroacoustic technique / Motyl, E [I07/2001/I-019] [ENY-ARTICLE-2008-170]
The step-electroacoustic (SEA) technique was applied to measure interfacial charges in layered PTFE. [...]
http://zet10.ipee.pwr.wroc.pl/record/219/files/
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3.
Distributions of Polarization in PVDF Piezocables / Motyl, E [ENY-ARTICLE-2008-165]
The pulsed (PEA) and step (SEA) electroacoustic methods — applied for the measurements of polarisation distribution along the radius of piezoelectric cables. [...]
http://zet10.ipee.pwr.wroc.pl/record/212/files/
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4.
Generation of Short Acoustic Waveforms Using Piezoelements / Motyl, E [I07/2001/I-058] [ENY-ARTICLE-2008-167]
Polymeric (PVDF), ceramic (PZT), crystalline (LiNb03) and composite (PZT/PS) piezoelectric elements were used as actuator, for generation of short standard waves Such kind of acoustic waveforms are useful for space charge distribution measurements in dielectric by pressure propagation method. [...]
http://zet10.ipee.pwr.wroc.pl/record/216/files/
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5.
Measurement of frozen-in polarization in polycarbonate films / Motyl, E ; Krauze, T [I07/2006/I-018] [ENY-ARTICLE-2008-168]
Space charge accumulated in dielectric materials affect their properties. [...]
http://zet10.ipee.pwr.wroc.pl/record/217/files/
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6.
Piezoelectric PVDF cables / Mazurek, B ; Rozecki, S ; Kowalczyk, D [I07/2000/I-056] [ENY-ARTICLE-2008-085]
Piezoelectrics belong to the group of electromagnetic smart materials and they fmd an increasingly wider range of applications in practice. [...]
http://zet10.ipee.pwr.wroc.pl/record/103/files/
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7.
Real charges and frozen-in-polarisation in PET electrets / Motyl, E ; Krauze, T [I07/2005/I-040] [ENY-ARTICLE-2008-169]
The new experimental method for discriminating between polarization and real charges in polymeric electrets was suggested. [...]
http://zet10.ipee.pwr.wroc.pl/record/218/files/
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8.
Electro-physical properties of PTFE/bronze composites / Motyl, E ; Lisowski, M [RZ I07/02/I-054] [ENY-ARTICLE-2008-166]
Electret state of polymer/metal composite based on polytetrafluornthylene (PTFE) and bronze powder was investigated. [...]
http://zet10.ipee.pwr.wroc.pl/record/213/files/
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9.
Application of TSD and SEA methods for measurements of space charge and polarisation in PET electrets / Motyl, E ; Krause, T [RZ I07/03/I-030] [ENY-ARTICLE-2008-033]
The step electroacoustic (SEA) and thermally stimulated discharge (TSD) methods were applied for analysis of electret state in corona charged samples. [...]
http://zet10.ipee.pwr.wroc.pl/record/40/files/
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10.
Changes of space charge profiles in PET electrets after thermally stimulated discharges / Motyl, E [RZ I07/02/I-053] [ENY-ARTICLE-2008-036]
Behaviour of electric changes in the PET film has been investigated under the condition of partial discharging at higher annealing temperatures. [...]
http://zet10.ipee.pwr.wroc.pl/record/43/files/
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