Han qiming energy storage

Polymer-based dielectrics with high permittivity for electric energy

As shown in Fig. 12 (h), the high-field capacitive energy storage properties of c-BCB/BNNS is up to 400 MV/m with a discharged energy density of 1.8 J/cm 3 at 250 °C, while none of the high-T g polymer dielectrics can operate at more than 150 MV/m. Download: Download high-res image (811KB)

Polymer-Based Dielectrics with High Energy Storage Density

This article reviews recent progress made in the development of polymer dielectrics with high energy storage density, which can potentially lead to significant weight and volume reduction

Sun QIMING | PhD | Soochow University (PRC), Suzhou

Zhi-Peng Han; Shiqi Wang; Sun Qiming CO2‐mediated hydrogen storage energy cycle is a promising way to implement the hydrogen economy, but the exploration of efficient catalysts to achieve

(PDF) Demonstration of 10+ Hour Energy Storage with Φ1

Demonstration of 10+ Hour Energy Storage with Φ1″ Laboratory Size Solid Oxide Iron-Air Battery. January 2022; All content in this area was uploaded by Qiming Tang on Dec 04, 2022 .

Vanadium Flow Battery for Energy Storage: Prospects and

The vanadium flow battery (VFB) as one kind of energy storage technique that has enormous impact on the stabilization and smooth output of renewable energy. Key materials like membranes, electrode, and electrolytes will finally determine the performance of VFBs. In this Perspective, we report on the current understanding of VFBs from materials to stacks,

Yongliang ZHANG | PostDoc Position | Doctor of Philosophy

Solid oxide cell (SOC) is an efficient energy conversation device, and it can realize energy storage by reversible operation. However, the CO 2 electrolysis process is limited by the intensive

High-entropy polymer produces a giant electrocaloric effect at

a, Rotation energy of the C-C bond adjacent to the Cl atom (on the left of the DB after the CFE reduction), and b, Rotation energy of the C-C bond on the other side of the CFE (DB) group.

Wearable All-Solid-State Supercapacitors with Ultrahigh Energy Density Based on a Carbon Fiber Fabric Electrode", Advanced Energy Materials, 2017, 7:1700409. 2. Zilei Wang, Shanglong Peng*, Yuxiang Wen, Tianfeng Qin, Qiming Liu, Deyan He, Guozhong Cao*, "High-Performance Si/Organic Hybrid Solar Cells using A

Low-entropy amorphous dielectric polymers for high-temperature

Low-entropy amorphous dielectric polymers for high-temperature capacitive energy storage (PS) that exhibits an energy density as high as 5.5 J cm −3 with an efficiency of >90% at an electric field of 600 MV m −1 at 150 °C, outperforming the existing dielectric polymers. Our results reveal that regulating the conformation entropy of

Generating high dielectric constant blends from lower dielectric

Crosslinked polymer nanocomposites that contain boron nitride nanosheets have outstanding high-voltage capacitive energy storage capabilities at record temperatures and have been demonstrated to preserve excellent dielectric and capacitive performance after intensive bending cycles, enabling broader applications of organic materials in high

High performance silicon–organic hybrid solar cells via

The most anticipated and sponsored fields of study for rGO and its composites in the future are going to be energy harvesting and storage, environmental protection, biology, and medicine. Highly flexible and conductive poly (3, 4-ethylene dioxythiophene)-poly (styrene sulfonate) anchored 3-dimensional porous graphene network-based

Research Article Yu Dou, Jianye Zhang, Xiaoyan Han*, Qiming

Yu Dou, Jianye Zhang, Xiaoyan Han*, Qiming He, and Yingkui Yang* Core–shell heterostructured composites of carbon nanotubes and imine-linked hyperbranched polymers as metal-free Li

Recent advances in rational design of polymer

Polymer nanocomposites dielectrics have attracted increasing attention for electric energy storage applications in recent years due to their enhanced dielectric performance by combining the high permittivity of nanoparticles and the high electrical breakdown strength of polymer matrix.Herein we present a review of the recent advances in the modelling of

Efficient model-free control of chiller plants via cluster-based deep

DOI: 10.1016/j.jobe.2023.108345 Corpus ID: 266444254; Efficient model-free control of chiller plants via cluster-based deep reinforcement learning @article{He2023EfficientMC, title={Efficient model-free control of chiller plants via cluster-based deep reinforcement learning}, author={Kun He and Qiming Fu and You Lu and Jie Ma and Yi Zheng and Yunzhe Wang and Jianping

Self‐Catalyzed Rechargeable Lithium‐Air Battery by in

With the development of (hybrid) electrical vehicles, the demand for effective energy conversion and storage technologies has never been higher, [1-4] as conventional lithium-ion battery is approaching its theoretical limit

Polymer-based dielectrics with high permittivity for electric energy

The progress in dielectric fields by using 1D/2D carbon nanomaterials as functional fillers in polymer composites is introduced, and the methods and mechanisms for

Self‐Catalyzed Rechargeable Lithium‐Air Battery by in situ Metal

1 Introduction. With the development of (hybrid) electrical vehicles, the demand for effective energy conversion and storage technologies has never been higher, [1-4] as conventional lithium-ion battery is approaching its theoretical limit (500 Wh kg −1) for the emerging energy market. [5, 6] Lithium-air battery (LAB) represents a promising alternative,

Polyphosphazene-derived carbon modified nanowires for high

Two one-dimensional nanowires, Fe3O4 and MnO2 nanowires, were modified with polyphosphazene-derived carbon (PZSC) using in situ polymerization and high-temperature calcination methods. PZSC coated with MnO2 nanowire (MnO2/PZSCNW) was designed as the positive electrode, while PZSC coated with Fe3O4 nanowire (Fe3O4/PZSCNW) was designed

Applications of reinforcement learning for building energy

DOI: 10.1016/j.jobe.2022.104165 Corpus ID: 246778396; Applications of reinforcement learning for building energy efficiency control: A review @article{Fu2022ApplicationsOR, title={Applications of reinforcement learning for building energy efficiency control: A review}, author={Qiming Fu and Zhicong Han and Jianping Chen and You Lu and Hongjie Wu and Yunzhe Wang},

Perovskite lead-free dielectrics for energy storage applications

DOI: 10.1016/J.PMATSCI.2018.12.005 Corpus ID: 140054764; Perovskite lead-free dielectrics for energy storage applications @article{Yang2019PerovskiteLD, title={Perovskite lead-free dielectrics for energy storage applications}, author={Letao Yang and Xi Kong and Fei Li and Hua Hao and Zhenxiang Cheng and Hanxing Liu and Jingfeng Li and Shujun Zhang},

ME Directory | Penn State Engineering

Xudong Wu, Xin Chen, Qiming Zhang Zhang and Daniel Q Tan, 2022, "Advanced dielectric polymers for energy storage", Energy Storage Materials, 44, pp. 29 Xiaoshi Qian, Xin Chen and Qiming Zhang, 2021, "High-entropy polymer produces a giant electrocaloric effect at low fields", Nature, 600, pp. 6

Hajime Shirai; Qiming Liu; Tatsuya Ohki; Ryo Ishikawa; Keiji Ueno, Optical Anisotropy and Compositional Ratio of Conductive Polymer PEDOT:PSS and Their Effect on Photovoltaic Performance of Crystalline Silicon/Organic Heterojunction Solar Cells, pp.137-159, Book chapter 5 in "Advances in Silicon Solar Cells" (Print ISBN: 978-3-319-69702-4, Online ISBN: 978-3

High-entropy polymer produces a giant electrocaloric effect at low

The results show that the energy barrier for the transition from trans–trans (TT) to trans–gauche/trans–gauche'' (TG/TG′) is around 6 kcal mol −1 (corresponding to a

Relaxor ferroelectric polymer exhibits ultrahigh

Ferroelectric materials have been widely used in electromechanical (EM) energy conversion such as energy harvesting, acoustic transducers for imaging, fault detection, ship navigation, and sensors and artificial muscles in robots (1, 2).Owing to their high pliability, easy fabrication into complicated shapes, light weight, and low cost, ferroelectric polymers are

Influence of crystalline properties on the dielectric and energy

Poly(vinylidene fluoride) (PVDF) films with various crystal phases (α, β, and γ phases) and varied crystallinities were fabricated via different processes. The influence of the crystalline properties, such as the crystallinity and crystal phases, on the breakdown strength and dielectric and energy storage properties of the films were studied. Under low electric field, the

Self‐Catalyzed Rechargeable Lithium‐Air Battery by in

1 Introduction. With the development of (hybrid) electrical vehicles, the demand for effective energy conversion and storage technologies has never been higher, [1-4] as conventional lithium-ion battery is approaching

High-entropy design boosts dielectric energy storage

Given the crucial role of high-entropy design in energy storage materials and devices, this highlight focuses on interpreting the progress and significance of this innovative work. Liu Y, Zhang Q, Qi J, Chen D, Su H, Yi D, Yang Y, Wei R, Cai H, Han H, Gu L, Nan CW, Lin YH. Ultrahigh energy storage in high-entropy ceramic capacitors with

Qiming HAN | Peking University, Beijing | PKU | Department of

Qiming Han; Huan Luo; Storing temporal sequences of events (i.e., sequence memory) is fundamental to many cognitive functions. However, how the sequence order information is maintained and

Nanopore-Supported Metal Nanocatalysts for Efficient Hydrogen Generation from Liquid-Phase Chemical Hydrogen Storage Materials. Adv. Mater., 202 ferrite and cobalt oxide two-layer coated macroporous SiC substrate for efficient CO 2-splitting and thermochemical energy conversion. J. Colloid Interf. Sci Yide Han, Qiming Sun, Rui Ge

Smart windows built with a conductive polymer with net zero

with net zero energy consumption Yonggang Zhao,1 Qiming Liu,1,2,* Yang Wang,1 Hao Liu,1 Mingzhi Lv,1 Pu Cheng,1 Yujun Fu,1 Junshuai Li,1 and Deyan He1,* SUMMARY electrochemical energy storage performances and long lives of over 10,000 cycles in a wide temperature range of 20 Cto40C. Subsequently, prepared flexible

Effect of Composition on Polarization Hysteresis and Energy Storage

1. Introduction. Alternative technologies in the energy generation sector, miniaturization in the electronics industry, and electric mobility have opened up many doors for advancements in the field of energy storage [].Due to the high dielectric strength, various dielectric polymers, such as polypropylene, polycarbonate, and polyethylene terephthalate, were

Qiming Zhang''s research works | Pennsylvania State University, PA

Qiming Zhang''s 8 research works with 70 citations and 997 reads, including: A self-actuated electrocaloric polymer heat pump design exploiting the synergy of electrocaloric effect and electrostriction