Top Research Papers on Piezoelectric Materials

Piezoelectric materials have the merits of fast response, speed, and high precision. These materials have been widely investigated for functional device applications such as sensors, actuators, microelectromechanical systems (MEMS), nanoelectromechanical systems (NEMS), 3D‐printing etc. This paper offers a review on recent advances in piezoelectric materials and their limitations. In addition, different piezoelectric materials such as lead‐based, lead‐free piezoelectric materials etc. are discussed, and their applications in the catalysis, energy harvesting, sensors, biomedical engineering, an...

The piezoelectric actuator is a kind of actuation device that acts through the inverse piezoelectric effect. Due to advantages of high precision, low power consumption, compact size, and flexible structure design, they have a wide range of applications in optics, robotics, microelectromechanical systems, and so on. Piezoelectric materials are the core materials for piezoelectric actuators. In this review, recent developments in high-performance piezoelectric materials (HPMs) are introduced, including relaxor ferroelectric crystals, textured ceramics, piezoelectric metamaterials, and so on. The...

A simple ferroelectric molecular crystal is reported that exhibits piezoelectricity performance that is more than 13 times greater than that of amino acid–based piezoelectric materials and should advance piezoelectric materials further into transplant applications.

This review systematically summarizes the development of piezoelectric materials and their application in the field of nerve regeneration, and the challenges and future research directions of pieZoelectrics materials for application in nerve regeneration are proposed.

This paper presents a generic representation of the six switching sequences of the dc-dc converters based on piezoelectric resonators. In addition, the estimation of current density and voltage limitations of lead zirconate titanate and lithium niobate resonators are given. A comparison between these piezoelectric materials is carried out. Then, we propose a lithium niobate-based piezoelectric resonator design that reduces spurious modes, while providing a quality factor of 3700 and an electromechanical coupling factor kt2 of 25.5 %. Experimental results demonstrate the operating principle for...

Cellulose-based nanomaterials, which are generally known as nanocelluloses, are inter- esting renewable biomaterials which have potential applications for example in material science, electronics and biomedical engineering and diagnostics. Cellulose has a strong ability to form lightweight, highly porous and entangled networks that make nanocellulose suitable as substrate or membrane material. Recently, also studies related to piezo- electric behavior of nanocellulose have been published. The piezoelectricity of wood was proposed already in 1955 by Eiichi Fukada, but only very slightly studied...

Piezocatalysis is an emerging technique that holds great promise for the conversion of ubiquitous mechanical energy into electrochemical energy through piezoelectric effect. However, mechanical energies in natural environment (such as wind energy, water flow energy, and noise) are typically tiny, scattered, and featured with low frequency and low power. Therefore, a high response to these tiny mechanical energies is critical to achieving high piezocatalytic performance. In comparison to nanoparticles or 1D piezoelectric materials, 2D piezoelectric materials possess characteristics such as high...

Piezoelectricity refers to the ability of certain materials to generate electric charges when subjected to mechanical stress or strain, and vice versa. This phenomenon has been widely studied in inorganic materials, such as quartz and ceramics, and has found numerous applications in sensing, actuation, and energy harvesting. There has been a growing interest in piezoelectricity for polymeric materials that are lightweight, flexible, and highly processable for a wide range of applications, including sensors for environmental and biomedical monitoring, energy conversion from mechanical vibration...

The long history of innovation in the field of piezoelectric devices has, over the last 65 years, been predominantly rooted in a single material, the Pb(Zr, Ti)O3 ceramic, known as lead zirconate titanate (PZT). Despite enormous resources being dedicated in the last 20 years to identifying lead-free alternatives to PZT and developing a thriving, but limited, market in PbTiO3-relaxor single crystals, most device developments are still PZT based. However, more recently, solid solutions based on BiFeO3 have opened up new applications for active piezoelectric devices at high temperatures (to 600 °...

Piezoelectric materials have been studied for nearly a century now. Initially employed in sonar technology, piezoelectric materials now have a vast set of applications including energy harvesting, sensing and actuation, and have found their way into our everyday lives. Piezoelectric material properties are being further enhanced to improve their performance and be used in novel applications. This review provides an overview of piezoelectric materials and offers a material science and fabrication perspective on progress towards the development of practical piezoelectric energy harvesters and se...

The principle of the advancement in piezoelectricity research of representative biomolecular materials, which are nucleic acids such as amino acids (DNA, RNA), peptides, proteins, and viruses, are specified.

This paper attempts to explain the basis ofpiezoelectricity in biological and non-biological materials and research involved in those materials as well as applications and limitations of each type of piezoeLECTric material.

The present invention provides a high Curie temperature, lead-free piezoelectric material satisfactory Young's modulus mechanical quality factor and satisfactory and the piezoelectric element and the multilayer piezoelectric elements each using the piezoelectric material. The piezoelectric material containing 0.04 mol% -2.00 mol% Cu, with respect to the perovskite-type metal oxide of 1 mol by the following general formula: (KvBiwBa1-v-w) 1-yNax (NbyTi1-y) O3, which satisfies the relationship of 0 <v≤0.39,0 <w≤0.39,0.9≤w / v≤1.1,0.80≤x≤0.95 and 0.85≤y≤0.95 of.

The progress in fabrication techniques, morphology, piezoelectric properties, energy harvesting performance, and underpinning fundamental mechanisms for each class of materials, including polymer nanocomposites using conducting, non-conducting, and hybrid fillers are discussed.

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The need for new energy sources has been growing as a result of the rise in energy consumption and the depletion of non-renewable energy sources. One such method is the use of piezoelectric sensors, which can provide valuable electrical energy by converting mechanical stress into electric potential when pressure is applied to the sensors. The main challenges in designing the system are selection of the materials to be used, environmental that it is being used the type of pressure being applied are all the factors that play vital role in the result. Thus, all these factors should be taken into ...

This review is intended to provide greater understanding of how important piezoelectricity is to the medical industry by describing the challenges and opportunities regarding its future development.

Improvements in biodegradable piezoelectric materials and microsystems could enable new applications in the biomedical field and potential research opportunities regarding the practical applications are pointed out.

The mechanism and classification of piezoelectric materials and their applications in the cell, tissue, sensing, and repair indicator monitoring aspects in the process of bone regeneration are systematically reviewed.

Wireless sensor networks play a very important role in environmental monitoring, structural health monitoring, smart city construction, smart grid, and ecological agriculture. The wireless sensor nodes powered by a battery have a limited service life and need periodic maintenance due to the limitation of battery capacity. Fortunately, the development of environmental energy harvesting technology provides an effective way to eliminate the needs and the replacement of the batteries. Among the environmental stray energy, wind energy is rich, almost endless, widely distributed, and clean. Due to t...

Abstract In recent years, PVDF(polyvinylidene fluoride) and its copolymers have attracted great attention in the development of energy-harvesting devices because of their unique properties such as good flexibility, environmental friendliness, high halogen and acid resistance, lightweight and good biocompatibility. Compared to the most commonly used PZT (lead zirconate titanate), the piezoelectricity of PVDF and its copolymer-based materials is relatively low. To further expand the applications of PVDF, there is an urgent need for efficient methods to prepare high piezoelectric polymers or comp...

This review presents the important applications of piezoelectric materials in civil engineering in recent years. Studies on the development of smart construction structures have been carried out by using materials such as piezoelectric materials around the world. Piezoelectric materials have attracted attention in many civil engineering applications, as a result of their capability of generating electrical power when subjected to a mechanical stress, or of generating mechanical stress when subjected to an electric field. In civil engineering applications, piezoelectric materials are used in en...

This article presents an approach for modeling hysteresis in piezoelectric materials that leverages recent advancements in machine learning, particularly in sparse-regression techniques, and is compared to traditional regression-based and neural network methods, demonstrating its efficiency and robustness.

Additive manufacturing technology has attracted unprecedented attention in industry because it provides infinite possibilities for rapid prototyping and enormous potential and opportunities for the production of electronic devices of various complex shapes. This paper focuses on the progress of additive manufacturing of piezoelectric materials in recent years, summarizing the advantages of additive manufacturing technology and its technical impact on the production of piezoelectric materials. It identifies the likely future research development direction of additive manufacturing technology, a...

This review explores the integration of polymer materials into piezoelectric composite structures, focusing on their application in sensor technologies, and wearable electronics. Piezoelectric composites combining ceramic phases like BaTiO3, KNN, or PZT with polymers such as PVDF exhibit significant potential due to their enhanced flexibility, processability, and electrical performance. The synergy between the high piezoelectric sensitivity of ceramics and the mechanical flexibility of polymers enables the development of advanced materials for biomedical devices, energy conversion, and smart i...

PURPOSE: A preparing method of a piezoelectric material nano tube and the piezoelectric material nano tube prepared therefrom are provided to produce the nano tube from a piezoelectric material nano rod by selectively etching the inside of the nano rod. CONSTITUTION: A preparing method of a piezoelectric material nano tube is performed by etching the inside of a nano rod by supplying a hydroxide ion to the nano rod formed in a piezoelectric material with an asymmetry crystalline structure for forming the nano tube. The piezoelectric material is selected from the group consisting of aluminum or...

The conversion of ecofriendly waste energy into useable electrical energy is of significant interest for energy harvesting technologies. Piezoelectric nanogenerators based on organic/inorganic hybrid materials are a key promising technology for harvesting mechanical energy due to their high piezoelectric coefficient and good mechanical flexibility. However, the negative piezoelectric effect of the polymer component in composite devices severely undermines its overall piezoelectricity, compromising the output performance of PVDF-based piezoelectric hybrid nanogenerators. Here, to conquer this, ...

In the last few years, piezo ceramics and single crystals have been widely explored due to their significant electromechanical properties. A huge number of lead based and lead free piezo systems with doping effects were investigated during this period as supported from the various publications. The piezoelectric materials with perovskite structure exhibit the highest electromechanical coupling factor and piezoelectric coefficient due to existence of monotropic phase boundary (MPB) and tailor properties between soft and hard piezoelectric response. The piezoelectric material can be soft or hard...

Directly transforming solar energy into chemical compounds via photocatalytic water splitting can continually producing hydrogen, which is regarded as one of the ultimate sustainable energy sources. The key point of achieving a high photoelectrochemical (PEC) water splitting performance is the successful design and synthesis of high-efficient photocatalysis. However, the slow separation and fast recombination of photo generated charge carriers greatly limits the utilization of solar energy resulting in low PEC water splitting efficiency. Recently, piezoelectric/pyroelectric effect assisted PEC...

Homogenization theories provide models that simplify the constitutive relations of heterogeneous media while retaining their macroscopic features. These theories have shown how the governing fields can be macroscopically coupled, even if they are microscopically independent. A prominent example is the Willis theory which predicted the strain-momentum coupling in elastodynamic metamaterials. Recently, a theory that is based on the Green’s function method predicted analogous electro-momentum coupling in piezoelectric metamaterials. Here, we develop a simpler scheme for fibrous piezoelectric comp...

The world’s energy crisis and environmental pollution are mainly caused by the increase in the use of fossil fuels for energy, which has led scientists to investigate specific cutting-edge devices that can capture the energy present in the immediate environment for subsequent conversion. The predominant form of energy is mechanical energy; it is the most prevalent energy in the environment and can be harvested for conversion into useful, electrical energy. Compared with electromagnetic, electrostatic, magneto strictive, dielectric elastomer and frictional electric transducers, piezoelectric tr...

Cellulose-based nanomaterials, which are generally known as nanocelluloses, are interesting renewable biomaterials which have potential applications for example in material science, electronics and biomedical engineering and diagnostics. Cellulose has a strong ability to form lightweight, highly porous and entangled networks that make nanocellulose suitable as substrate or membrane material. Recently, also studies related to piezoelectric behavior of nanocellulose have been published. The piezoelectricity of wood was proposed already in 1955 by Eiichi Fukada, but only very slightly studied sin...

The accurate characterization of the temperature dependencies (TD) of the full tensorial properties of piezoelectric materials (PMs) makes it possible to predict the performance of electromechanical devices fabricated using PMs at different temperatures. The electric resonance (ER) and the resonant ultrasound spectroscopy (RUS) methods—used to characterize the TD of the elastic and piezoelectric constants (EPCs) of PMs—are systematically compared by characterizing Fuji C-213 lead zirconate titanate ceramics. Five samples must be used in ER; however, RUS needs one sample only. Therefore, the pr...

A comprehensive summary of the medical applications of piezocatalytic materials in tumor treatment, antisepsis, organic degradation, tissue repair and regeneration, and biosensing is provided.

The huge number of electronic devices called the Internet of Things requires miniaturized, autonomous and ecologically sustainable power sources. A viable way to power these devices is by converting mechanical energy into electrical through electro-active materials. The most promising and widely used electro-active materials for mechanical energy harvesting are piezoelectric materials, where the main one used are toxic or not biocompatible. In this work, we focus our attention on biocompatible and sustainable piezoelectric materials for energy harvesting. The aim of this work is to facilitate ...

Piezoelectric energy harvesting has received tremendous interests in the past two decades as a viable solution to self-powered electronics and devices. Recently, significant emphasis has been given to nonlinear energy harvesters driven by the desire for broadband, high-performance energy harvesting. Numerous efforts have been devoted to the understanding and modeling of the electromechanical coupling and the effect of nonlinearities introduced by mechanical and electrical aspects of the system. However, very few works in the literature considered the effect of piezoelectric material nonlineari...

Piezoelectric components offer several potential advantages to power conversion including high power density and efficiency capabilities compared to magnetics at small scales. Converter architectures have been developed for efficient utilization of piezoelectrics, but without fundamental criteria for designing the piezoelectric components themselves. In this article, we derive figures of merit for the achievable efficiencies and power handling densities of piezoelectric materials and vibration modes based on realistic utilization in a power converter. These figures of merit are likewise accomp...

The objective of this paper is to study the performance of piezoelectric materials on a piezoelectric paint sensor. The paper begins by presenting a fabrication method for a paint sensor with piezoelectric properties using piezoelectric materials. The paint sensor is composed of piezoelectric powder and epoxy resin in a 1:1 weight ratio. Five different piezoelectric materials, including three soft-type and two hard-type materials, were used and their piezoelectric properties compared in paint sensors and ceramic sensors. The paint sensors were cured using a steel mold for producing a uniform s...

In this paper, we present a new piezoelectric actuator and piezoelectric composite model and show the well-posedness of these systems. Furthermore, we show that the piezoelectric composite is stabilizable for certain system parameters. In this work, we also review several piezoelectric beams, actuators, and composite models and provide improved definitions of the different electromagnetic considerations, i.e. fully dynamic electromagnetic field, quasi-static electric field, and the static lectric field assumption.

Piezoelectric materials are increasingly being used in a wide range of applications. Single crystals, ceramics and polymers are all being used sensors, actuators and energy-harvesting applications. Among the most used piezoelectric materials are lead zirconate titanate (PZT) and barium titanate (BaTiO 3 ) ceramics and the polymer poly(vinylidene fluoride) (PVDF). Polymer-based composites including high dielectric and piezoelectric ceramic nano-or microparticles are also largely investigated to take advantage of the advantageous properties of both polymers and ceramics. Among the different proc...

Piezoelectric effects have attracted long-term research both from academic and industrial interests. However, constrained by their inherent crystal symmetry, conventional piezoelectric materials have limited non-zero piezoelectric coefficients, which impedes the practical applications thereof. Inspired by metamaterial design, artificial anisotropy was proposed to achieve all non-zero piezoelectric coefficients. Here, the design concepts and preparation methods of piezoelectric metamaterials were surveyed. Although the realization of a full set of piezoelectric coefficients is inseparable from ...

Recent advances in precision manufacturing technology and a thorough understanding of the properties of piezoelectric materials have made it possible for researchers to develop innovative microrobotic systems, which draw more attention to the challenges of utilizing microrobots in areas that are inaccessible to ordinary robots. This review paper provides an overview of the recent advances in the application of piezoelectric materials in microrobots. The challenges of microrobots in the direction of autonomy are categorized into four sections: mechanisms, power, sensing, and control. In each se...

Structural parts’ integrity should remain as specified and designed, although it can change due to ageing and use by environmental action and accidental events. Structural parts design is carried out considering certain service conditions that can be different from operating conditions. These parts often experience dynamic solicitations that change in amplitude and frequency over time, which may cause the part’s failure. The part’s real condition can be assessed by Structural Health Monitoring systems, which grant significant social, economic, and environmental impact, as they can reduce main...

As a promising energy‐harvesting technique, an increasing number of researchers seek to exploit the piezoelectric effect to power electronic devices by harvesting the energy associated with water flow. In this emerging field, a variety of research themes attract interest for investigation; these include selection of the excitation mechanism, oscillation structure, piezoelectric material, power management interface circuit, and application. Since there has been no comprehensive review to date with respect to the harvesting of water flow using piezoelectric materials, herein relevant work in the...

The present invention relates to a piezoelectric material, the piezoelectric element and the electronic device. To provide a satisfactory piezoelectric constant and mechanical quality factor of the lead-free piezoelectric material within the device driving temperature range (-30 ℃ to 50 ℃). Said piezoelectric material comprises a main component containing perovskite-type metal oxide represented by formula 1, a first auxiliary component composed of Mn, and a second sub-component of Bi or Bi and Li thereof. Based on 100 parts by weight of a metal oxide, a metal basis, the content of Mn is 0.040 ...

A tutorial description is given for losses in piezoelectric materials, The piezoelectric ceramics have many applications of interest and they serve as excel- lent examples of materials with dissipation. The author has included dielectric, e lastic and piezoelectric d issipation parameters for the last 15 years in the development of a family of computer mathematical models for the design of underwater acoustic transducers. The work applies to the characterization of the p roperties of piezoelectric materials generally and the ferroelectric ceramics in particular. A brief historical sumnary is p...

This paper offers theoretical and experimental examinations of the elastic and piezoelectric properties of piezoelectric composite materials used mainly for ultrasonic medical-diagnosis apparatus. One-dimensional multilayer composite materials in which the thickness of each layer is less than the wavelength of elastic waves (i.e., each layer can be regarded as uniform), were analyzed rigorously, and their equivalent elastic, piezoelectric, and dielectric constants were obtained. By using the results, the characteristics of a vibrator employing the one-dimensional composite-material (piezoelect...

The piezoelectric material in the device driving temperature range (-30 ℃ to 50 ℃) has a good piezoelectric constant and mechanical quality factor, does not contain lead is provided. The piezoelectric material is to include a first subcomponent including a main component and, Mn containing the perovskite-type metal oxide is represented by the formula (1), the content of the Mn more than 0.002 mol per 1 mol of the metal-oxide is 0.015 mol or less.

The realization of multiferroic materials offers the possibility of multifunctional electronic device design. However, the coupling between the multiferroicity and piezoelectricity in Janus materials is rarely reported. In this study, we propose a mechanism for manipulating valley physics by magnetization reversing and ferroelectric switching in multiferroic and piezoelectric material. The ferromagnetic VSiGeP4 monolayer exhibits a large valley polarization up to 100 meV, which can be effectively operated by reversing magnetization. Interestingly, the antiferromagnetic VSiGeP4 bilayers with AB...

Polyvinylidene fluoride (PVDF) has been considered as a promising piezoelectric material for advanced sensing and energy storage systems because of its high dielectric constant and good electroactive response. Electrospinning is a straightforward, low cost, and scalable technology that can be used to create PVDF-based nanofibers with outstanding piezoelectric characteristics. Herein, we summarize the state-of-the-art progress on the use of filler doping and structural design to enhance the output performance of electrospun PVDF-based piezoelectric fiber films. We divide the fillers into single...