Effects of Ca doping on the energy storage properties of (Sr, …
Effects of Ca doping on the energy storage properties of ... energy storage density, especially for high power pulse forming line [1–6]. Generally, the volumetric energy den-
Determining the Role of Fe‐Doping on Promoting the …
[21–24] Beneficial effects in terms of increasing phase stability and heat storage capacity have been recently reported by Fe-doped CaMnO 3 perovskite.[25] Similarly, the incorporation of a significant amount of Fe (up to 20 mol%) into Mn 2O 3 improves the energy storage density by almost 20% and narrows the hysteresis cycle, …
Experimental study of maghemite nanomaterials towards …
Although synthesis and characterization of the iron-oxide and other nanoparticles have been reported many time, but the effect of cobalt as well as zinc doping for iron oxide nanoparticles in the context of energy storage device application has not been previously investigated.
Experimental study of maghemite nanomaterials towards …
1. Introduction. Industrial applications of a technology require that it should be scalable and affordable. The Lithium-ion cell remain the choice for high end mobile applications, the issues associated with their affordability and security can hardly be ignored while considering their deployment for immobile energy storage applications.
Iron-Doping-Induced Phase Transformation in Dual …
Herein, we report an iron-doping-induced structural phase transition from pyrite-type (cubic) to marcasite-type (orthorhombic) phases in porous carbon/rGO-coupled CoSe 2. The dual-carbon-confined …
Transition metal-doped Ni-rich layered cathode materials for …
Nature Communications - Long-term efficient cycling stability is of paramount importance for the development of high-energy Li-ion batteries. Here, the …
In this study, we investigate the effect of iron doping on the electrochemical and chemical-physical properties of an over-lithiated LRLO. In fact, Fe-doping helps to mitigate the drawbacks of LRLOs due …
Effects of graphene doping on shape stabilization, thermal energy ...
The development of clean and renewable energy sources has been necessitated by the ever-increasing energy consumption, increasing environmental degradation caused using fossil fuels and concerns over the rise in CO 2 spreading. Functional phase change materials (PCMs)'' energy storage capacity is appealing owing …
Heat storage and release performance analysis of CaCO
CaCO 3 is a promising material for thermochemical energy storage (TCES) systems. It can store and release heat upon reversible decarbonation to CaO, which emits heat through carbonation. Decarbonation temperature of CaCO 3 directly affects the properties of CaO, which influences heat supply in result. The current research studies …
Effects of Rare-Earth Elements Doping on Micro-Structure and ...
For purposes of optimizing the microstructure and fluorescence properties of rare-earth elements (REEs)-doped fluorapatites (FAps), various kinds of REEs (La, Pr, Sm, Eu, Gd, Ho, Er, and Yb) with the concentration of 2~20 mol.% have been inserted into the FAps framework via hydrothermal method, in order to investigate the influential …
a lower energy storage density ( 202 kJ kg 1) compared with other material systems, it still has twice or more energy storage density compared with other energy storage systems.3,8 However, pure manganese oxide presents the obvious disadvantage of the slow reoxidation kinetics of the Mn 3O 4. So, furthermodi ...
Impact of iron doping on structural and optical properties of nickel ...
Among many metal element dopants, iron doping has important applications in many aspects. For example, J.Balavijayalakshmi studied the impact of iron doping on structural and optical properties of nickel sulphide nanoparticles, which demonstrated that the crystalline nature of nickel sulphide could be changed by doping …
Impact of La doping on the thermochemical heat storage properties of ...
Impact of La doping on the thermochemical heat storage properties of CaMnO 3- ... The latter can be achieved with Thermal Energy Storage (TES) systems in which energy is stored in the form of heat. ... Improving the thermochemical energy storage performance of the Mn 2 O 3 /Mn 3 O 4 redox couple by the incorporation of iron. …
Enhanced energy storage performance of iron molybdate by Ni doping
Iron molybdate (Fe 2 (MoO 4) 3) with high valence electrons of Fe 3+ and Mo 6+ and rich redox reactions renders itself a prospective energy storage material for supercapacitor and lithium-ion battery. However, its low specific capacitance and poor rate performance restrict its rapid development. Herein, transition metal Ni doping of iron …
Review Advances in the improvement of the quality and efficiency …
Furthermore, this paper reviews the enhancing effects of corresponding modification techniques on the electrochemical energy storage performance. This article presents a comprehensive and in-depth theoretical framework for the improvement strategies of biomass-based porous carbon materials.
Effect of Nickel doping on Cobalt Oxide nanoparticles for energy ...
We present a comprehensive study on the utilization of Ni-doped Co3O4 nanoparticles for energy storage applications, particularly in supercapacitors. X-ray diffraction analysis confirms the structural integrity and phase purity of the samples, exhibiting the characteristic peaks of the cubic spinel structure. X-ray photoelectron …
Molecules | Free Full-Text | Improved Thermochemical Energy Storage ...
To improve the thermochemical energy storage (TCS) behavior of Mn2O3, several Mn–Mo oxides with varying amounts of MoO3 (0–30 wt%) were prepared by a precipitation method. The physico-chemical properties of the solids were studied by N2 adsorption–desorption, X-ray diffraction (XRD), scanning electron microscopy (SEM), and …
The poor kinetics of the oxygen evolution reaction (OER) are a considerable barrier to the development of water-derived hydrogen fuel. Previous work regarding theoretical calculations of the perovskite SrCoO3-δ (SCO) predicts a surface binding energy ideal for OER catalysis but could not be matched to experimental results …
Impact of gadolinium doping on BiFeO3-PbZrO3 for energy storage ...
The dielectric breakdown strength increased from 18.1 kV/mm to 34.4 kV/mm, which is good for energy storage. The energy storage density of 0.28 J/cm³ and the energy storage efficiency of 91.4% ...
Accelerating degradation of perfluorooctanoic acid by iron doping …
3 · This technology is advantageous due to its minimal environmental impact, reliance on green energy, ... Wang et al. created porous iron doping g-C 3 N 4 nanosheets with different levels of iron content, ... Journal of Energy Storage, 72 (2023), Article 108416. View PDF View article View in Scopus Google Scholar [29]
Enhanced Li-storage capability and cyclability of iron fluoride ...
DOI: 10.1016/J.JALLCOM.2021.159395 Corpus ID: 233804374; Enhanced Li-storage capability and cyclability of iron fluoride cathodes by non-equivalent cobalt doping @article{Su2021EnhancedLC, title={Enhanced Li-storage capability and cyclability of iron fluoride cathodes by non-equivalent cobalt doping}, author={Jian-fen Su and Wei Nong …
Effects of Fe doping on enhancing electrochemical properties of …
The capacitive performance of bare MoS 2 is limited due to its poor electronic conductivity. Therefore, we tried to dope different weight percentages (2 %, 4 %, 6 %, 8 %, and 10 %) of Iron (Fe) into the MoS 2 to promote more active sites to improve its energy storage capacity. Given this, we have synthesized bare MoS 2 and Fe-doped …
Design and discovery of fast-ion conductor materials have been widely pursued to enable novel energy storage and conversion technologies. ... Guk-Tae Kim, Stefano Passerini, and co-workers reveal …
Influence mechanism of anions on iron doping into swine bone …
The Raman spectra in Fig. 4 b unveil the impact of iron doping on the carbon defects in catalyst. ... Carbon-based metal-free catalysts for energy storage and environmental remediation. Adv. Mater., 31 (13) (2019), p. 1806128. View in Scopus Google Scholar. Ibrahim et al., 2020.
Effects of graphene oxide doping content and pH on energy storage ...
The preparation of graphene aerogel (GA) by the sol-gel method has wide application prospects. In this study, the sol-gel method was used to prepare GA composites using resorcinol (R), formaldehyde (F), and graphene oxide (GO) as precursor materials and sodium carbonate (C) as the catalyst. The effects of the pH value and GO in the …
Impact of iron doping on the structural and optical properties of …
Doping semiconductor materials with iron can change their structure, physical and chemical behaviors (Dar et al. 2022). For example, the structural and optical …
The purview of doped nanoparticles: Insights into their biomedical ...
The impact of gemcitabine''s adsorption energy and electrical characteristics on its interaction with metal-doped BN nanostructures was investigated in this work. This work investigates how gemcitabine interacts with BN and demonstrates that metal-doped BN nanostructures can be an effective gemcitabine anti-cancer drug delivery …