Kenji Uchino

Affiliate Researcher
Titles and Affiliations
Professor, Electrical Engineering

Research Summary

Research interests include dielectrics/ferroelectrics/piezo-electrics, device design/fabrication, solid state actuators, transducers, positioners and ultrasonic motors. Current research focuses on compact ultrasonic motors, transformers, new material, rel

In the News

Research Keywords

Recent Publications

Electrostrictive and Piezoelectric Effects in Relaxor Ferroelectrics: Historical Background

Uchino, K., Nov 1 2022, In: IEEE Transactions on Ultrasonics, Ferroelectrics, and Frequency Control. 69, 11, p. 3013-3036 24 p.

Research output: Contribution to journalArticlepeer-review

Determination of anisotropic intensive piezoelectric loss in polycrystalline ceramics

Choi, M., Park, Y., Daneshpajooh, H., Scholehwar, T., Hennig, E. & Uchino, K., Jun 1 2021, In: Ceramics International. 47, 11, p. 16309-16315 7 p.

Research output: Contribution to journalArticlepeer-review

Piezoelectric Energy Harvesting: A Systematic Review of Reviews

Ghazanfarian, J., Mohammadi, M. M. & Uchino, K., Dec 2021, In: Actuators. 10, 12, 312.

Research output: Contribution to journalReview articlepeer-review

Depolarization field effect on elasticity of unpoled piezoelectric ceramics

Park, Y., Daneshpajooh, H., Scholehwar, T., Hennig, E. & Uchino, K., Jun 2021, In: Applied Materials Today. 23, 101020.

Research output: Contribution to journalArticlepeer-review

Partial electrode method for loss and physical parameter determination of piezoceramics: Simplification, error investigation and applicability

Park, Y., Daneshpajooh, H., Scholehwar, T., Hennig, E. & Uchino, K., Sep 2021, In: Journal of the European Ceramic Society. 41, 12, p. 5900-5908 9 p.

Research output: Contribution to journalArticlepeer-review

Review: High-power piezoelectric characterization system (hipocs)

Uchino, K., 2021, In: GMM-Fachberichte. 2021-February, 98, p. 18-21 4 p.

Research output: Contribution to journalConference articlepeer-review

DC bias electric field and stress dependence of piezoelectric parameters in lead zirconate titanate ceramics – Phenomenological approach

Daneshpajooh, H., Park, Y., Scholehwar, T., Hennig, E. & Uchino, K., Jul 2020, In: Ceramics International. 46, 10, p. 15572-15580 9 p.

Research output: Contribution to journalArticlepeer-review

Electromechanical equivalent circuit model of a piezoelectric disk considering three internal losses

Dong, X., Uchino, K., Jiang, C., Jin, L., Xu, Z. & Yuan, Y., 2020, In: IEEE Access. 8, p. 181848-181854 7 p.

Research output: Contribution to journalArticlepeer-review

Improvement of the standard characterization method on k33 mode piezoelectric specimens

Park, Y., Zhang, Y., Majzoubi, M., Scholehwar, T., Hennig, E. & Uchino, K., Sep 1 2020, In: Sensors and Actuators, A: Physical. 312, 112124.

Research output: Contribution to journalArticlepeer-review

Electrothermal phenomena in ferroelectrics

Uchino, K., Dec 2020, In: Actuators. 9, 4, p. 1-43 43 p., 93.

Research output: Contribution to journalArticlepeer-review

High power piezoelectric characterization system (HiPoCS™)

Uchino, K., 2020, In: Ferroelectrics. 569, 1, p. 21-49 29 p.

Research output: Contribution to journalArticlepeer-review

Compressive stress effect on the loss mechanism in a soft piezoelectric Pb(Zr,Ti)O3

Daneshpajooh, H., Choi, M., Park, Y., Scholehwar, T., Hennig, E. & Uchino, K., Jul 1 2019, In: Review of Scientific Instruments. 90, 7, 075001.

Research output: Contribution to journalArticlepeer-review

Improvement of electromechanical coupling coefficient in shear-mode of piezoelectric ceramics

Qin, L., Jia, J., Choi, M. & Uchino, K., Feb 1 2019, In: Ceramics International. 45, 2, p. 1496-1502 7 p.

Research output: Contribution to journalArticlepeer-review

Introduction to piezoelectric actuators: Research misconceptions and rectifications

Uchino, K., 2019, In: Japanese Journal of Applied Physics. 58, SG, SG0803.

Research output: Contribution to journalArticlepeer-review

Improving high-power properties of PZT ceramics by external DC bias field

Bansal, A., Shekhani, H. N., Majzoubi, M., Hennig, E., Scholehwar, T. & Uchino, K., Jul 2018, In: Journal of the American Ceramic Society. 101, 7, p. 3044-3053 10 p.

Research output: Contribution to journalArticlepeer-review