Erling Ringgaard
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View article: Humidity resistance and recovery of sintered sodium potassium niobate-based piezoelectrics
Humidity resistance and recovery of sintered sodium potassium niobate-based piezoelectrics Open
This study delves into the crucial impact of humidity on the microstructure, phase composition, dielectric, ferroelectric, and piezoelectric properties of sintered 0.06LiNbO3–0.94(K0.5Na0.5)NbO3 lead-free piezoelectric ceramics during stor…
View article: Piezoelectric properties of mechanochemically processed 0.67BiFeO3-0.33BaTiO3 ceramics
Piezoelectric properties of mechanochemically processed 0.67BiFeO3-0.33BaTiO3 ceramics Open
View article: Lead-Free HIFU Transducers
Lead-Free HIFU Transducers Open
High-intensity focused ultrasound transducers operating at 4 MHz based on lead-free piezoceramics from the sodium bismuth titanate (NBT) family are described. First, the piezoelectric material (Pz12X) is evaluated from the standpoint of tr…
View article: Textured, lead-free piezoelectric ceramics with high figure of merit for energy harvesting
Textured, lead-free piezoelectric ceramics with high figure of merit for energy harvesting Open
Piezoelectrics are key materials for energy conversion, for example in ultrasound transducers and energy harvesters. This work presents the synthesis and characterization of the lead-free piezoelectric composition (Li 0.06 (K 0.52 Na 0.48 …
View article: Textured multilayered piezoelectric structures for energy conversion
Textured multilayered piezoelectric structures for energy conversion Open
Piezoelectric materials are essential for the conversion between mechanical and electrical energy, for example in ultrasound imaging and vibrational energy harvesting. Here, we are making and exploring the effects of a new design: co-sinte…
View article: Development of Porous Piezoceramics for Medical and Sensor Applications
Development of Porous Piezoceramics for Medical and Sensor Applications Open
The use of porosity to modify the functional properties of piezoelectric ceramics is well known in the scientific literature as well as by the industry, and porous ceramic can be seen as a 2-phase composite. In the present work, examples a…