Our Energy Storage Solutions
Discover our range of innovative energy storage products designed to meet diverse needs and applications.
- All
- Energy Cabinet
- Communication site
- Outdoor site
Pore-structure control of porous carbon electrode materials and …
Different porous carbon electrodes in 17 m NaClO 4 aqueou: (a-f) CV curves of positive and negative electrodes at 50 mV s −1, (g-l) GCD curves of positive and negative electrodes at 1 A/g. To verify the above result, 12 m NaNO 3 and 4 m LiClO 4 electrolytes were selected to construct symmetrical supercapacitors, repectively.
A novel carbon nanotubes@porous carbon/sulfur composite as efficient electrode material for high-performance lithium-sulfur battery …
Herein, we reported a novel carbon nanotubes@porous carbon/sulfur (CNT@PC/S) composite with huge specific capacity for rechargeable lithium-sulfur battery. The porous carbon has a large surface area and appropriate pore size which derived from the aluminum-based metal-organic framework (Al-MOF). The obtained electrochemical …
Porous carbon matrix modified with copper and lead as a positive …
One of the most promising direction for the development of lead-acid batteries involves employing porous carbon materials as a current collector in …
Positive Electrode Materials for Li-Ion and Li-Batteries
The quest for new positive electrode materials for lithium-ion batteries with high energy density and low cost has seen major advances in intercalation …
Topology optimization for the design of porous electrodes
Porous electrodes are an integral part of many electrochemical devices since they have high porosity to maximize electrochemical transport and high surface area to maximize activity. Traditional porous electrode materials are typically homogeneous, stochastic collections of small-scale particles and offer few opportunities to engineer …
Carbon-black-based self-standing porous electrode for 500 …
Matsuda et al. develop a carbon black powder-based self-standing membrane with hierarchical meso-/macroscale pore structure. Using this carbon membrane as positive …
Positive electrode active material development opportunities …
These effects have resulted in a decrease in the use of active materials in the positive electrode. The transition from α-PbO 2 (>10 μm) to β-PbO 2 (<1.5 μm) could change the structural property of the PAM. The small-size β-PbO 2 particles could induce softening and shedding of the active material in the positive electrode [49, 67, 68].
Three-dimensional ordered porous electrode materials for …
The past decade has witnessed substantial advances in the synthesis of various electrode materials with three-dimensional (3D) ordered macroporous or …
Coatings | Free Full-Text | Using Aquatic Plant-Derived Biochars as Carbon Materials for the Negative Electrodes of Li-Ion Batteries …
The current study focuses on the production of biochars derived from aquatic plants, specifically red seaweed Ahnfeltia and seagrass Zostera and Ruppia, found in brackish lagoons in the Sea of Okhotsk, Sakhalin Island. These biochars were obtained through a stepwise pyrolysis process conducted at temperatures of 500 and 700 °C. The …
Porous Electrode Modeling and its Applications to …
Battery modeling has become increasingly important with the intensive development of Li-ion batteries (LIBs). The porous electrode model, relating battery performances to the internal physical and …
Lead-Carbon Battery Negative Electrodes: Mechanism and Materials
To prolong the cycle life of lead-carbon battery towards renewable energy storage, a challenging task is to maximize the positive effects of carbon additive used for lead-carbon electrode.
Porous CuCo2O4 microtubes as a promising battery-type electrode material for high-performance hybrid supercapacitors …
Overall, these impressive electrochemical performances of porous CuCo 2 O 4 MTs demonstrate that they may serve as promising battery-grade positive electrode materials for HSCs. Download: Download high-res …
Porous carbon electrodes with battery-capacitive storage features …
High-defect mesopore-dominant porous carbon has been prepared via direct carbonization of sheep bone. The high defect density and unique porosity endow this carbon electrode with battery-capacitive storage features, which can be used both as high performance anode and cathode for LIC. ...
A hierarchical porous hard carbon@Si@soft carbon material for advanced lithium-ion batteries …
A commercial carbon was selected to be the supported substrate and then the nano-Si was deposited using a CVD method from silane. Fig. S1 a–b shows the SEM images of PHC, which exhibits a diameter of around 5 µm. Fig. S1 c depicts the surface morphology of PHC, where the observed roughness reinforces its bonding with deposited Si nanoparticles.
From zeolite-type metal organic framework to porous nano-sheet carbon: High activity positive electrode material for bromine-based flow batteries ...
From zeolite-type metal organic framework to porous nano-sheet carbon: High activity positive electrode material for bromine-based flow batteries Author links open overlay panel Chenhui Wang a b, Qinzhi Lai a, Kai Feng a, Pengcheng Xu a, Xianfeng Li a c, Huamin Zhang a c
Electrode materials for supercapacitors: A comprehensive review …
This hybrid design leverages the unique properties of zinc as an electrode material and the efficiency of high specific surface area carbon materials in supercapacitor electrodes. These hybrid capacitors include a zinc-ion battery electrode and a supercapacitor electrode, both immersed in an aqueous electrolyte.
Batteries | Free Full-Text | Comprehensive Insights …
The porosity of the positive electrode is an important parameter for battery cell performance, as it influences the percolation (electronic and ionic transport within the electrode) and the mechanical properties of the …
Carbon‐Coated SnS Nanosheets Supported on Porous …
Uniform SiO 2 nanospheres were synthesized as a sacrificial template to obtain hollow structures which were subsequently coated with PDA. After heating at 500 °C in Ar-atmosphere, a N-doped carbon layer was obtained with a thickness of about 50 nm. The SiO 2 template was removed by NaOH solution (2 m), and the remaining carbon …
Batteries | Free Full-Text | Comprehensive Insights into the Porosity of Lithium-Ion Battery Electrodes: A Comparative Study on Positive …
Herein, positive electrodes were calendered from a porosity of 44–18% to cover a wide range of electrode microstructures in state-of-the-art lithium-ion batteries. Especially highly densified electrodes cannot simply be described by a close packing of active and inactive material components, since a considerable amount of active material particles crack due …
Batteries | Free Full-Text | Porous Electrode Materials for Zn-Ion Batteries…
Porous materials as electrode materials have demonstrated numerous benefits for high-performance Zn-ion batteries in recent years. In brief, porous materials as positive electrodes provide distinctive features such as faster electron transport, shorter ion diffusion distance, and richer electroactive reaction sites, which improve the kinetics of …
Corn straw-derived porous carbon as negative-electrode materials for lithium-ion batteries …
Corn straw-derived porous carbon as negative-electrode materials for lithium-ion batteries Li-lai Liu, 1 Min-xuan Ma, 1 [email protected] Yi-han Sun, 1 Hui Wang, 1 Xue-ying Yang, 1 Ming-yang Li, 1 Pan-di Wu, 2 1 School of Environmental and Chemical Engineering, Heilongjiang University of Science and Technology, Harbin 150022, China.
Cu-doped NiCo2S4/Kochia biomass porous carbon electrode material …
The suitable strategy combining metal doping and the introduction of porous carbon as a conductive substrate is proposed to address the shortcomings of the nickel‑cobalt sulfide (NiCo 2 S 4) electrode material under development for supercapacitor energy storage.The multiplicative performance and cycle stability of NiCo 2 S 4 have …
A novel carbon nanotubes@porous carbon/sulfur composite as …
Herein, we reported a novel carbon nanotubes@porous carbon/sulfur (CNT@PC/S) composite with huge specific capacity for rechargeable lithium-sulfur battery. The porous carbon has a large surface area and appropriate pore size which derived from the aluminum-based metal-organic framework (Al-MOF). The obtained electrochemical …
A hierarchical porous carbon supported Pd@Pd4S …
A hierarchical porous carbon supported Pd@Pd4S heterostructure as an efficient catalytic material positive electrode for Li–O2 batteries - ScienceDirect. …
The application of rice husk-based porous carbon in positive electrodes ...
However, up to now, carbon materials with porous structures have not been applied as additives in positive electrodes of lead acid batteries. In our work, the rice husk-based porous carbon (RHPC), with hierarchical porous structures [30, 31], was used as the additives in positive electrodes of lead acid batteries. The effects of RHPC …
A review on porous negative electrodes for high performance lithium-ion batteries | Journal of Porous Materials …
It has been reported that tuning the morphology or texture of electrode material to obtain porous electrodes with high surface area enhances battery capacities [].For example, mesoporous V 2 O 5 aerogels showed electro-active capacities up to 100 % greater than polycrystalline non-porous V 2 O 5 powders and superior rate capabilities …
Influence of the Active Material on the Electronic Conductivity of the Positive Electrode in Lithium-Ion Batteries …
where σ is the electronic conductivity of the electrode, σ 0 is the bulk conductivity of the composite electrode, and ɛ s is the volume fraction of the solid phase. The value of the exponent p is either 1.0 or 1.5. According to Eq. 2, the electronic conductivity of an electrode depends on the volume fraction of the solid phase, which not …
A hierarchical porous hard carbon@Si@soft carbon material for …
Herein, a hierarchical porous hard carbon@Si@soft carbon (PHC@Si@SC) material was prepared by a chemical vapor deposition (CVD) and following calcination process. The …