Results 221 to 230 of about 34,688 (257)

Ultrasensitive piezoelectric-like film with designed cross-scale pores. [PDF]

Sci Adv
Li Y, Zhang S, Gu H, Li Y, Zhao H, Huang S, Feng X, Zhai C, Xu M.   +8 more
europepmc   +1 more source

Experimental and Machine Learning Study of a Modified Cymbal Piezoelectric Energy Harvester. [PDF]

Micromachines (Basel)
Seecharan T, Kiffmeyer C, Voiles N, Enrlichman K, Hankins A, Zhao P.   +5 more
europepmc   +1 more source

Influence of the permittivity between fillers and binders on the properties of upside-down composites for recycling purposes.

Mater Adv
Anandakrishnan SS, Nelo M, Tabeshfar M, Kraft V, Khansur NH, Peräntie J, Bai Y.   +6 more
europepmc   +1 more source

Traffic Safety Analysis on the State Road D33

Toni Škrapić
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D33 mode based piezoelectric micromachined ultrasonic transducers

2017 IEEE 15th Student Conference on Research and Development (SCOReD), 2017
Piezoelectric Micromachined Ultrasonic Transducer (PMUT) is an acoustic transducer used in application of medical diagnostic, medical imaging and underwater imaging. The design concept of conventional PMUT is based on sandwich piezoelectric between two electrodes. This is based on d31 mode polarization PMUT and the sensitivity is depend on thickness of
K. A. Ahmad, N. Abdullah, A. A. Manaf
openaire   +1 more source

Size-dependent piezoelectric coefficient d33 of PbTiO3 nanoparticles

Materials Letters, 2008
Abstract Size-dependent piezoelectric coefficient d33(D) (D shows particle diameter) for small ferroelectrics is modeled in this paper. It is found that taking account of size effect is essential in understanding piezoelectric characteristics of nanoferroelectrics.
S. Zhang, H. Li, M. Li
openaire   +1 more source

What is really measured on a d33-meter?

Journal of the European Ceramic Society, 2001
Abstract Mechanical boundary conditions of PZT sample are not well defined in the measurement process on a d33-meter due to the misfit in size or shape of the jaws and of the sample. Result of such d33 measurement is usually an effective value d 33 eff . Mechanical stress/strain conditions are simulated for PZT discs/cylinders in a
Jiřı́ Erhart, Lidmila Burianová
openaire   +1 more source

DC-biased ferroelectrets with large piezoelectric d33-coefficients

Journal of Applied Physics, 2008
The application of external dc voltages significantly increases the piezoelectric d33-coefficients of ferroelectret films and also enhances their thermal stability. In this paper, interferometric measurements and model calculations with such dc-biased ferroelectret films are reported.
J. Hillenbrand, G. M. Sessler
openaire   +1 more source