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Tian-Fu Zhang

Researcher at Guangdong University of Technology

Publications -  35
Citations -  786

Tian-Fu Zhang is an academic researcher from Guangdong University of Technology. The author has contributed to research in topics: Dielectric & Ferroelectricity. The author has an hindex of 14, co-authored 33 publications receiving 526 citations. Previous affiliations of Tian-Fu Zhang include Guangzhou Higher Education Mega Center & University of Southern California.

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Oxygen-vacancy-related relaxation and conduction behavior in (Pb1-xBax)(Zr0.95Ti0.05)O3 ceramics

TL;DR: In this paper, the authors investigated low-frequency (20 ∼ 2 × 107 Hz) dielectric properties in the temperature region of 25-650°C and found that Ba2+ doping can slightly reduce the phase transition temperature of ferroelectric to paraelectric.
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Energy-storage properties and high-temperature dielectric relaxation behaviors of relaxor ferroelectric Pb(Mg1/3Nb2/3)O3–PbTiO3 ceramics

TL;DR: In this article, the low-temperature relaxor behavior of (1 − x)Pb(Mg1/3Nb2/3)O3−xPbTiO3 (x = 0, 5, and 10 mol%) ceramics were examined in the temperature range from 120 to 523 K. The value of the relaxation parameter γ = 1.61-1.94 estimated from the linear fit of the modified Curie-Weiss law indicated the relaxor nature.
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Oxygen-vacancy-related dielectric relaxation behaviours and impedance spectroscopy of Bi(Mg1/2Ti1/2)O3 modified BaTiO3 ferroelectric ceramics

TL;DR: In this paper, the authors investigated the correlation of structure, dielectric, ferroelectric and impedance properties of lead-free ferro-electric ceramics and found that Tm and em showed decreasing trend with the increase of BMT content, while P-E loops became slimmer and slimmer.
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Eco-Friendly Highly Sensitive Transducers Based on a New KNN–NTK–FM Lead-Free Piezoelectric Ceramic for High-Frequency Biomedical Ultrasonic Imaging Applications

TL;DR: The results suggest that the KNN–NTK–FM piezoceramic has many attractive properties over other lead-free piezoelectric materials in developing eco-friendly highly sensitive transducers for high-frequency biomedical ultrasonic imaging applications.
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Enhanced electrocaloric analysis and energy-storage performance of lanthanum modified lead titanate ceramics for potential solid-state refrigeration applications.

TL;DR: The giant electrocaloric effect in lanthanum modified lead titanate ceramics is revealed for the first time, and it is shown that reversible adiabatic temperature change is also about 1.67 K, which exceeds many electroCaloric effect values in current direct measured electrocalori studies.