5.
| 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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6.
| Energy saving materials and technologies, nanomaterials, smart materials
/ Motyl, E
[ENY-REPORT-2008-001]
The progress of technology has given us more precise, energy-saving and less expensive manufacturing technologies that can make an unprecedented diversity of new products. [...]
http://zet10.ipee.pwr.wroc.pl/record/214/files/
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7.
| 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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8.
| 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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9.
| Dielectric Relaxations of Some Pyrrones
/ Sek, D ; Schab-Balcerzak, E ; Mazurek, B ; Motyl, E ; et al
[ENY-ARTICLE-2008-164]
The properties of a series of new synthesized poly(imidazopyrolones) shortly named here as pyrrones, are presented. [...]
http://zet10.ipee.pwr.wroc.pl/record/211/files/
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10.
| 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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11.
| 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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12.
| 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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13.
| Application of Spectral Analysis to Detection of Space Charge Distribution in Solid Dielectrics
/ Stec, C ; Motyl, E
[RK I07/03/I-031]
[ENY-ARTICLE-2008-017]
The paper deals with the signal processing of ultrasonic pulses to obtain information on space charge distribution is solid dielectrics. [...]
http://zet10.ipee.pwr.wroc.pl/record/20/files/
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14.
| Effect of Air Humidity on Charge Decay and Lifetime of PP Electret Nonwovens
/ Motyl, E ; Lowkis, B
[ENY-ARTICLE-2008-015]
The effects of air humidity on the charge decay and lifetime of polypropylene (PP) electret nonwovens manufactured by the pneumothermic method are presented. [...]
http://zet10.ipee.pwr.wroc.pl/record/17/files/
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