With the addition of only 0.5 wt% TCTNs, the charge-discharge energy storage density of the polyimide (PI)-based composite increased by approximately 30%, and showed the memristor characteristics. More …
Study on energy and information storage properities of 2D-MXene/polyimide …
With the addition of only 0.5 wt% TCTNs, the charge-discharge energy storage density of the polyimide (PI)-based composite increased by approximately 30%, and showed the memristor characteristics. More …
Flexible, Thermally Stable, and Ultralightweight Polyimide-CNT Aerogel Composite Films for Energy Storage …
Polyimide (PI) aerogels are promising in various fields of application, ranging from thermal insulators to aerospace. However, they are typically in the form of a bulk monolith, which suffers from a lack of conformability and drapability. Moreover, their electrical conductivity is limited, and they mainly display an insulative behavior. These …
High temperature polyimide nanocomposites containing two-dimensional nanofillers for improved thermal stability and capacitive energy storage ...
Future electronic devices toward high integration and miniaturization demand reliable operation of dielectric materials at high electric fields and elevated temperatures. However, the electrical deterioration caused by Joule heat generation remains a persistent challenge to overcome. Here, the solution-processed polyimide (PI) …
Polyimide-Based Aqueous Potassium Energy Storage Systems …
Aqueous batteries are considered as promising alternative power sources due to their eco-friendly, cost-effective, and nonflammable attributes. Employing organic-based electrode materials offers further advantages toward building greener and sustainable systems, owing to their tunability and environmental friendliness. In order to enhance the …
Polyimide Nanocomposites Filled with SiO 2 Nanoparticles of Different Sizes for High-Temperature Energy Storage
Most polymer-based film capacitors experience severe degradation in electrical performance in high-temperature environments, making thermal stability a crucial factor for their stable use. This study prepared nanocomposites of polyimide mixed with three different particle sizes of nano-SiO2 particles using in situ polymerization methods. …
Polyimide (PI) has excellent dielectric properties with superior thermal stability, and it is considered as a promising polymer dielectric for energy storage ca Jiasheng Ru, Daomin Min, Michael Lanagan, Shengtao Li, George Chen; Energy storage properties of polyimide/BaTiO 3 nanocomposite films and their breakdown …
3D periodic polyimide nano-networks for ultrahigh-rate and sustainable energy storage
Organic molecules with redox-active motifs have attracted great attention as next-generation electrodes for sustainable energy storage. While there has been significant progress in designing redox-active molecules, the practical requirements of high electrochemical activity and stability, as well as rapid ki
Redox-active polyimides for energy conversion and …
As the demand for next-generation electronics is increasing, organic and polymer-based semiconductors are in the spotlight as suitable materials owing to their tailorable structures along with flexible …
Energy storage properties of polyimide/BaTiO 3 nanocomposite …
Polyimide (PI) has excellent dielectric properties with superior thermal stability, and it is considered as a promising polymer dielectric for energy storage …
Intrinsic-designed polyimide dielectric materials with large energy …
Polymer dielectric materials with excellent temperature stability are urgently needed for the ever-increasing energy storage requirements under harsh high …
Research papers Cost-effective strategy for high-temperature energy storage performance of polyimide …
SiO 2 inorganic charge blocking layers were deposited on the outer layer of polyimide. The 100nm thick SiO 2 inorganic layer gave the best performance with energy storage density and efficiency of 3.2J cm-3 and 72%, respectively. 0.5 vol% filling of SrTiO 3 nanoparticles improved performance at 150 C with a energy density ~ 6.75J cm-3 and …
Improved energy storage performance of polyimide …
Polyimide (PI) is a promising material for the dielectric capacitor due to its excellent electrical insulation and mechanical properties and so on. However, the low …
Polyimide-Based Composite Films with Largely Enhanced Energy …
Polyimide Nanocomposites Filled with SiO2 Nanoparticles of Different Sizes for High-Temperature Energy Storage. ACS Applied Nano Materials 2023, 6 (24), …
High-temperature energy storage performances of "isomer-like" polyimide …
With the rapid development of high-temperature energy storage devices, polyimide films with excellent thermal stability have become candidates for capacitor materials. However, the energy density (Ue) and efficiency (η) of the most commonly used polyimide (common PI) decrease exponentially at high temperatur
Polyimide-Based Composite Films with Largely Enhanced Energy Storage …
The next generation of high-energy-density electrostatic capacitors operable under elevated temperatures is urgently demanded to cope with the development of advanced high-power electronic systems. However, the inherent characteristics of the existing polymer dielectrics, such as poor heat dissipation, narrow band gaps, and high …
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We simulate the high-temperature energy storage properties of polyimide nanocomposite dielectrics (PI PNCs) with different charge injection barriers and trap parameters at 150 C. A triangular …
Polyimide (PI) has excellent dielectric properties with superior thermal stability, and it is considered as a promising polymer dielectric for energy storage capacitors. Here, we studied the energy storage properties of PI composite films with BaTiO 3 (BT) nanoparticles in a wide content range. ...
Flexible HfxZr1-xO2 Thin Films on Polyimide for Energy Storage …
Abstract: Flexible energy-storage capacitor has attrac- ted great interest on account of the rapid development of the combination of intelligent systems and flexible electronics. In this work, we fabricated flexible energy-storage capacitors by depositing Hf x Zr 1-x O 2 thin films on polyimide (PI) substrates using atomic layer deposition (ALD).
Polyimide Compounds For Post-Lithium Energy Storage …
In this regard, polyimide (PI)-based electrodes have emerged as a promising avenue for the development of post-lithium energy storage systems. This review article provides a comprehensive summary of the syntheses, characterizations, and applications of PI compounds as electrode materials capable of hosting a wide range of …
Horizontally-oriented barium titanate@polydomine/polyimide nanocomposite films for high-temperature energy storage …
Significantly enhanced dielectric constant and energy storage properties in polyimide/reduced BaTiO 3 composite films with excellent thermal stability RSC Adv., 9 (14) (2019), pp. 7706-7717 Crossref View in Scopus Google Scholar [58] W. …
Improved high-temperature energy storage of polyetherimide by energy …
Scalable polyimide-poly(amic acid) copolymer based nanocomposites for high-temperature capacitive energy storage Adv. Mater., 34 ( 2022 ), Article 2101976, 10.1002/adma.202101976 View in Scopus Google Scholar
Alicyclic polyimides with large band gaps exhibit superior high-temperature capacitive energy storage …
Thanks to the large optical E g (∼4.6 eV) and high T g (∼277 C), the all-alicyclic polyimide at 200 C delivers a maximum discharge energy density (U e) of 5.01 J cm −3 with a charge–discharge efficiency (η) of 78.1% at …
The all-organic high-temperature polymer dielectrics with promising scale-up potential have witnessed much progress in the energy storage area, etc. However, the electron suppression trap mechanisms behind many all-organic dielectrics are still unclear, especially for high temperature resistant poly(p-phenyl
Polyimide Compounds For Post‐Lithium Energy Storage …
In this regard, polyimide (PI)-based electrodes have emerged as a promising avenue for the development of post-lithium energy storage systems. This review article provides a comprehensive summary of the synthesis, characterization, and application of PI compounds as electrode materials capable of hosting a wide range of …
High-temperature polyimide dielectric materials for energy storage…
Dielectric capacitors with a high operating temperature applied in electric vehicles, aerospace and underground exploration require dielectric materials with high temperature resistance and high energy density. Polyimide (PI) turns out to be a potential dielectric material for capacitor applications at high
Alicyclic polyimides with large band gaps exhibit superior high-temperature capacitive energy storage …
Flexible polymer dielectrics for capacitive energy storage that can function well at elevated temperatures are increasingly in demand for continuously advancing and miniaturizing electrical devices. However, traditional high-resistance polymer dielectrics composed of aromatic backbones have a compromised ban
Synthesis and high-temperature energy storage performances of …
The enhanced energy storage performance of PFI provides a viable alternative for research into high-temperature energy storage dielectrics. The stability …
