Results 41 to 50 of about 6,987,570 (253)

Processing and fluid flow characteristics of hot isostatically pressed porous alumina for aerostatic bearing applications [PDF]

, 1996
Despite their well known superior load and stiffness characteristics, the wide-spread use of porous aerostatic bearings in preference to other bearing types has been hampered by difficulties in controlling the permeability of the porous material during
Kwan, Y. B. P
core   +7 more sources

Review on porous carbon materials engineered by ZnO templates: Design, synthesis and capacitance performance

Materials & Design, 2021
Supercapacitors (SCs), with favorable features including excellent stability, superior rate performance, and ultrahigh power densities, offer a cost-effective avenue for energy storage. Electrode materials play a decisive role in SCs.
Bing Yan, Jiaojiao Zheng, Feng Wang, Luying Zhao, Qian Zhang, Wenhui Xu, Shuijian He   +6 more
doaj   +1 more source

Studies on Carbon Materials Produced from Salts with Anions Containing Carbon Atoms for Carbon Paste Electrode

, 2021
In the presented work, the properties of carbon materials obtained in the reaction of sodium bicarbonate (C-SB) and ammonium oxalate (C-AO) with magnesium by combustion synthesis were investigated. For the materials obtained in this way, the influence of
Katarzyna Skrzypczyńska, Ryszard Diduszko, Andrzej Świątkowski, Lidia Dąbek   +3 more
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Carbon Capture Using Porous Silica Materials

Nanomaterials, 2023
As the primary greenhouse gas, CO2 emission has noticeably increased over the past decades resulting in global warming and climate change. Surprisingly, anthropogenic activities have increased atmospheric CO2 by 50% in less than 200 years, causing more ...
Sumedha M. Amaraweera, Chamila A. Gunathilake, Oneesha H. P. Gunawardene, Rohan S. Dassanayake, Eun-Bum Cho, Yanhai Du   +5 more
doaj   +1 more source

Defect-rich Zn2SnO4−x/SnO2−x heterostructure for high sulfur utilization and uniform Li+ transport toward stable Li-S full batteries

Nano Research
Lithium-sulfur (Li-S) batteries depend on eco-friendly sulfur cathodes coupled with lithium metal anode that can attain ultra-high energy density. However, simultaneously inhibiting the shuttling effect, accelerating the redox kinetics and regulating Li+
Junting Li, Xinying Peng, Zhitong Liu, Yuan Tian, Cheng Wang   +4 more
doaj   +1 more source

Improvement of Hydrogen Desorption Characteristics of MgH₂ With Core-shell Ni@C Composites

Molecules, 2018
Magnesium hydride (MgH2) has become popular to study in hydrogen storage materials research due to its high theoretical capacity and low cost. However, the high hydrogen desorption temperature and enthalpy as well as the depressed kinetics, have severely
Cuihua An, Qibo Deng
doaj   +1 more source

Progress on Synthesis and Applications of Porous Carbon Materials

International Journal of Electrochemical Science, 2020
Porous carbon materials have been applied in a tremendous amount of fields recently for their various pore structures and larger specific surface area compared to other materials.
Bowen Li, He Xiong, Yang Xiao
doaj   +1 more source

Nanoporous Activated Carbon Material from Terminalia chebula Seed for Supercapacitor Application

, 2023
High-surface-area porous carbon materials with high porosity and well-defined pore structures are the preferred advanced supercapacitors electrode materials. Here, we report the electrochemical supercapacitive performance of novel high-porosity activated
Bhadra P. Pokharel, Jonathan P. Hill, Mandira Pradhananga Adhikari, Rinita Rajbhandari, Chhabi Lal Gnawali, Katsuhiko Ariga, Lok Kumar Shrestha, Renzhi Ma   +7 more
core   +1 more source

Monitoring the length change of Ni@C composite electrodes during charging/discharging processes

Electrochemistry Communications, 2019
The iterative volume change of electrode materials during electrochemical charging/discharging processes could generally result in the performance degradation of electrochemical capacitors. This work investigates the mechanical stability of the electrode
Cuihua An, Chenhao Dong, Li-Hua Shao, Qibo Deng   +3 more
doaj   +1 more source

Nitrogen Doping of Porous Carbon Electrodes Derived from Pine Nut Shell for High-Performance Supercapacitors

International Journal of Electrochemical Science, 2020
Porous carbon materials are one of the most widely studied electrode materials in supercapacitor electrode materials. Many studies have shown that increasing the specific surface area of porous carbon materials, increasing the pore structure, and hetero ...
Jinghua Li, Xianyong Hong, Yumei Luo, Yu Zhu, Leilei Lu, Bin Li, Fen Xu, Lixian Sun   +7 more
doaj   +1 more source