Materials exhibiting high energy/power density are currently needed to meet the growing demand of portable electronics, electric vehicles and large-scale energy storage devices. The highest energy densities are
Dielectric energy storage capacitors with ultrafast charging-discharging rates are indispensable for the development of the electronics industry and electric power systems 1, 2,
In recent years, dielectric capacitors have played a critical role in advanced electronic power systems and energy storage devices, owing to their rapid charge-discharge
Abstract Dielectric capacitors, which store electrical energy in the form of an electrostatic field via dielectric polarization, are used in pulsed power electronics due to their high power density and ultrashort
In this review, the main physical mechanisms of polarization, breakdown, and energy storage in multilayer dielectric are introduced. The preparation methods and design ideas of multilayer
This review introduces the research status and development challenges of multilayer ceramic capacitor energy storage. First, it reviews the structure and energy storage
With the development of advanced electronic devices and electric power systems, polymer-based dielectric film capacitors with high energy storage capability have become particularly important. Compared
In this contribution, a class of semi-alicyclic dipolar glass dielectric polymers (sAl-DG) is developed, with an alternating non-conjugated alicyclic unit and a strong dipolar
Abstract Film capacitors based on polymer dielectrics face substantial challenges in meeting the requirements of developing harsh environment (≥150 °C) applications.
Developing dielectric capacitors with robust energy storage capabilities across a broad temperature range, especially in high-temperature environments, remains a formidable
Among various storage systems, dielectric capacitors, made from two metal electrodes separated by a solid dielectric film, have been widely considered as highly stable energy storage systems with the
Dielectric polymers with high-voltage endurance are preferred materials for electrostatic energy storage capacitors that are an integral component in modern electronic
Enhancing the energy storage properties of dielectric polymer capacitor films through composite materials has gained widespread recognition. Among the various strategies for improving dielectric
Researchers have developed an advanced dielectric capacitor using nanosheet technology, providing unprecedented energy storage density and stability. This breakthrough could significantly
Polymers are the preferred materials for dielectrics in high-energy-density capacitors. The electrification of transport and growing demand for advanced electronics require polymer dielectrics capable of
The ubiquitous, rising demand for energy storage devices with ultra-high storage capacity and efficiency has drawn tremendous research interest in developing energy storage
High-entropy ceramic dielectrics show promise for capacitive energy storage but struggle due to vast composition possibilities. Here, the authors propose a generative learning
Abstract Dielectric capacitors, which store electrical energy in the form of an electrostatic field via dielectric polarization, are used in pulsed power electronics due to their
Dielectric electrostatic capacitors 1, because of their ultrafast charge–discharge, are desirable for high-power energy storage applications. Along with ultrafast operation, on
Particularly, ceramic-based dielectric materials have received significant at-tention for energy storage capacitor applications due to their outstanding properties of high power density, fast
Abstract Dielectric film capacitors for high-temperature energy storage applications have shown great potential in modern electronic and electrical systems, such as aircraft, automotive, oil exploration
Energy storage polymers are critical to modern microelectronics, electric vehicles, and wearable devices. Capacitor energy storage devices are the focus of contemporary research, with film
This review provides a comprehensive understanding of polymeric dielectric capacitors, from the fundamental theories at the dielectric material level to the latest
Energy storage dielectric capacitors play a vital role in advanced electronic and electrical power systems 1, 2, 3. However, a long-standing bottleneck is their relatively small
We departed from the traditional high-temperature dielectric capacitors design strategy by focusing on metadielectrics (MDs) for superior energy storage properties and
As an important power storage device, the demand for capacitors for high-temperature applications has gradually increased in recent years. However, drastically degraded energy storage performance
The authors demonstrate enhanced energy storage performance and thermal stability in lead-free Bi0.5Na0.5TiO3-based multilayer capacitors by employing a hierarchical
Renewable energy can effectively cope with resource depletion and reduce environmental pollution, but its intermittent nature impedes large-scale development.
Ultrahigh Energy Storage in 2D High-κ Perovskites. Credit: Minoru Osada, Nagoya University Researchers have developed an advanced dielectric capacitor using nanosheet technology, providing unprecedented
The Review discusses the state-of-the-art polymer nanocomposites from three key aspects: dipole activity, breakdown resistance and heat tolerance for capacitive energy
In this review, the main physical mechanisms of polarization, breakdown, and energy storage in multilayer dielectric are introduced. The preparation methods and design
Dielectrics are essential for modern energy storage, but currently have limitations in energy density and thermal stability. Here, the authors discover dielectrics with 11
Dielectric capacitors for electrostatic energy storage are fundamental to advanced electronics and high-power electrical systems due to remarkable characteristics of
