The lead-free sodium bismuth titanate (BNT) system has been extensively investigated in
the past decade due to its multi-functional electro-active properties. Here, we present a …

The elimination of lead in piezoelectric applications remains challenging. Since the
advances in the piezoelectricity were found in the perovskite family in 2000, studies into lead …

High strain piezoelectric ceramics are the state-of-the-art materials for high precision,
positioning devices. A comprehensive review of the latest developments of the various types …

Long‐range ordering of dipoles is a key microscopic signature of ferroelectrics. These
ordered dipoles form ferroelectric domains, which can be reoriented by electric fields …

A large coercive field (EC) and ultrahigh piezoelectricity are essential for ferroelectrics used
in high-drive electromechanical applications. The discovery of relaxor-PbTiO3 crystals is a …

Electromechanical coupling factor, k, of piezoelectric materials determines the conversion
efficiency of mechanical to electrical energy or electrical to mechanical energy. Here, we …

The discovery of ultrahigh piezoelectricity in relaxor-ferroelectric solid solution single
crystals is a breakthrough in ferroelectric materials. A key signature of relaxor-ferroelectric …

Abstract Relaxor-PbTiO 3 (PT) based ferroelectric crystals with the perovskite structure have
been investigated over the last few decades due to their ultrahigh piezoelectric coefficients …

Reducing or even prohibiting the use of toxic lead in electronic devices has become one of
the most cutting-edge topics in various disciplines. The recently proposed phase boundary …

Due to the nature of domains, ferroics, including ferromagnetic, ferroelectric, and ferroelastic
materials, exhibit hysteresis phenomena with respect to external driving fields (magnetic …