Phosphorus-doped n-type silicon lithium-ion battery
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The effect of P-doping, specifically the doping amount and depth within the silicon particles, on the electrochemical performance in lithium-ion batteries was investigated.
Phosphorus-Doped Silicon for Li-ion Battery Applications: Studied …
The effect of P-doping, specifically the doping amount and depth within the silicon particles, on the electrochemical performance in lithium-ion batteries was investigated.
The interaction of red phosphorus with supporting carbon …
Engineering unique vesicle structured tin phosphides@P/N co-doped carbon anodes for high-performance sodium/lithium-ion batteries Rare Met., 41 ( 2022 ), pp. 1496 - 1503 Crossref View in Scopus Google Scholar
Doped and reactive silicon thin film anodes for lithium ion batteries ...
Furthermore Arie and Lee [44] compared pure silicon to n-doped silicon with varying concentrations of phosphorus in terms of electrochemical performance, cycling stability, and conductivity.The n-type doping improved the capacity retention and conductivity of the silicon thin film anodes and improved conductivity from 10 −6 S/cm for pure silicon to around …
Nanocrystalline silicon embedded highly conducting phosphorus …
Phosphorus-doped silicon nanoparticles as high performance LIB negative electrode. Silicon is getting much attention as the promising next-generation negative …
Solution-Grown Phosphorus-Hyperdoped Silicon Nanowires
Request PDF | On Apr 2, 2021, Che-Bin Chang and others published Solution-Grown Phosphorus-Hyperdoped Silicon Nanowires/Carbon Nanotube Bilayer Fabric as a High-Performance Lithium-Ion Battery ...
Fine-Tuning Intrinsic and Doped Hydrogenated Amorphous Silicon …
Silicon is a promising alternative to graphite as an anode material in lithium-ion batteries, thanks to its high theoretical lithium storage capacity. Despite these high expectations, silicon anodes still face significant challenges, such as premature battery failure caused by huge volume changes during charge–discharge processes. To solve this drawback, using …
Single-Nanometer-Sized Boron and Phosphorus Co-Doped Silicon ...
DOI: 10.1021/acsanm.3c04824 Corpus ID: 266262815; Single-Nanometer-Sized Boron and Phosphorus Co-Doped Silicon Nanoparticles for Negative Electrode of Lithium-Ion Batteries
Boosted Lithium-Ion Transport Kinetics in n-Type Siloxene …
Highlights Extrinsic doping is proposed as a novel route to enhance the intrinsic properties of the two-dimensional oxidized Si nanosheet (namely, siloxene) anode for Li-ion batteries. Fabrication of P-doped n-type siloxene is revealed to be possible through selective nucleophilic substitution of Si atoms in siloxene with P atoms. Due to boosted charge transport kinetics, n-type siloxene …
Phosphorus-doped silicon copper alloy composites as high …
To address these challenges, We developed phosphorus (P)-doped Si-Cu alloy composites via a simple vacuum melting method. The incorporation of Cu 3 Si in the composites effectively suppressed the volume expansion of Si, while P doping enabled the formation of N-type Si to improve electrical conductivity. In our study, we conducted a ...
The effects of doped phosphorus on the electrochemical …
The obtained sample has a stable and fast sodium-ion and lithium-ion storage performance with a capacity of 310.4 mAh g −1 for sodium-ion battery and 723.4 mAh g −1 for lithium-ion battery after 200 cycles. Meanwhile, researchers do lots of work to elucidate the effect of phosphorus atoms on the performance of phosphorus-doped carbon.
Phosphorus-doped silicon nanorod anodes for high power …
Phosphorus-doped Si anodes are assumed to undergo less volume changes than undoped anodes during Li-ion insertion and extraction. This is because some po-sitions are taken by phosphorus and phosphorus is inactive for Li-ion, which means less lithium will be intercalated. Mean-while, phosphorus doping could highly enhance the conduc-
Phosphorus-doped silicon nanoparticles as high performance LIB …
Abstract. Silicon is getting much attention as the promising next-generation negative electrode materials for lithium-ion batteries with the advantages of abundance, high …
High-performance boron-doped silicon micron-rod anode …
The charge/discharge cycling tests revealed that the phosphorus-doped n-type silicon electrode shows the most stable cyclic performance after the 40th cycle and still maintains a reversible ...
Unlocking High‐Current Performance in Silicon …
The silicon (Si) offers enormous theoretical capacity as a lithium-ion battery (LIB) anode. However, the low charge mobility in Si particles hinders its application for high current loading. In this study, ball-milled …
Nanostructured Phosphorus Doped Silicon/Graphite Composite …
A two-step ball milling method to prepare nanostructured P-doped Si/graphite composite as anode for Li-ion batteries exhibits outstanding cyclability and cost-effective materials and scalable preparation method make it feasible for large-scale application. Silicon as the potential anode material for lithium-ion batteries suffers from huge volume change (up to …
Effect of Phosphorus-Doping on Electrochemical Performance of Silicon ...
For silicon materials, the properties of the obtained materials can be improved with doping compared with undoped silicon materials due to the higher conductivity and the higher lithium-ion ...
Boron-, nitrogen-, aluminum-, and phosphorus-doped graphite …
Intercalation of Li +, Na +, K +, Mg 2+, Ca 2+, Zn 2+, and Al 3+ ions into B-, N-, Al-, and P-doped graphite has been studied using density functional theory calculations. While the intercalation of Li +, K +, and Ca 2+ ions into graphite is thermodynamically favorable, that of Na +, Mg 2+, Zn 2+, and Al 3+ ions into graphite is unfavorable. When doped in the form of …
Three-dimensional network of nitrogen-doped carbon matrix
Na, R. et al. Nano-Silicon composite materials with N-doped graphene of controllable and optimal pyridinic-to-pyrrolic structural ratios for lithium ion battery. Electrochim. Acta 321, 134742.
Improving the electrochemical performance of Si anode by using N-doped ...
With the increasing demand for energy consumption, the traditional energies cannot satisfy the development of the science and technology [1, 2].Therefore, various energy storage systems are emerging, including lithium-ion batteries [3,4,5], lithium-sulfur batteries [6, 7], and other battery systems [8, 9].Among these energy systems, lithium-ion batteries are …
Effect of Phosphorus Doping on Conductivity, …
To overcome these challenges, herein, heteroatom phosphorus (P), as the dopant, is successfully incorporated with silicon to form coral-like P-doped Si anode in lithium-ion batteries.
Phosphorus-doped silicon copper alloy composites as high …
To address these challenges, We developed phosphorus (P)-doped Si-Cu alloy composites via a simple vacuum melting method. The incorporation of Cu 3 Si in the …
N-doped catalytic graphitized hard carbon for high-performance lithium ...
In the past two decades, lithium-ion batteries (LIBs) have occupied the main market of energy storage devices owing to their light weight, high energy density and long cycle life 1,2,3,4,5.However ...
Solution Synthesis of Iodine-Doped Red Phosphorus …
Red phosphorus (RP) is a promising anode material for lithium-ion batteries due to its earth abundance and a high theoretical capacity of 2596 mA h g–1. Although RP-based anodes for lithium-ion batteries have …
Fabrication of high-performance silicon anode materials for …
The ratio of phosphorus and boron was used to regulate the free electron concentration and achieve n-type silicon. Thus, a co-doped silicon anode, with improved …
Electrochemical characteristics of phosphorus doped silicon and ...
Request PDF | Electrochemical characteristics of phosphorus doped silicon and graphite composite for the anode materials of lithium secondary batteries | Poly-crystalline silicon particles with a ...
A review of nitrogen-doped carbon materials for lithium-ion battery ...
We first describe how N-doping has a positive effect on lithium storage and then provide numerous selected examples of this approach being applied to various carbon materials. The characterization of N doped in the structure of different carbon materials by X-ray photoelectron spectroscopy and scanning tunneling microscopy is then presented ...
Phosphorus-doped silicon nanorod anodes for high power lithium-ion ...
Heavy-phosphorus-doped silicon anodes were fabricated on CuO nanorods for application in high power lithium-ion batteries. Since the conductivity of lithiated CuO is significantly better than that ...
Solution Synthesis of Iodine-Doped Red Phosphorus …
Red phosphorus (RP) is a promising anode material for lithium-ion batteries due to its earth abundance and a high theoretical capacity of 2596 mA h g–1. Although RP-based anodes for lithium-ion batteries have been reported, they were all in the form of carbon–P composites, including P–graphene, P–graphite, P–carbon nanotubes (CNTs), and P–carbon …
Solution-Grown Phosphorus-Hyperdoped Silicon ...
Solution-Grown Phosphorus-Hyperdoped Silicon Nanowires/Carbon Nanotube Bilayer Fabric as a High-Performance Lithium-Ion Battery Anode @inproceedings{Chang2021SolutionGrownPS, title={Solution-Grown Phosphorus-Hyperdoped Silicon Nanowires/Carbon Nanotube Bilayer Fabric as a High-Performance Lithium-Ion Battery Anode}, author={Che-Bin Chang and ...
Nanocrystalline silicon embedded highly conducting phosphorus …
In this work, we proposed Phosphorus doped (P-doped) Si films as anodes in lithium ion batteries. The electrochemical properties of the silicon based electrodes were …
Phosphorus‐Based Composites as Anode Materials for Advanced Alkali ...
These alkaline metal ion batteries (AIBs) have several advantages compared with other battery systems such as aluminum ion batteries and magnesium ion batteries. First, AIBs show relatively low electrochemical potential owing to the strong electronegativity of alkali metal ions (A + ), resulting in high energy density.
Phosphorus‐Based Anodes for Fast Charging Lithium‐Ion …
A comparison of graphite, Si, and phosphorus anode materials: a) gravimetric energy density, average lithiation potential, volume expansion, theoretical capacity, Li-ion diffusion barrier, and electrical conductivity (black phosphorus was used as the P-based anode material in this panel); b) gravimetric energy density of graphite, Si/graphite (Si/C, Si content …
Optimization of LiFePO4 cathode material based on phosphorus doped ...
Lithium iron phosphate (LiFePO4) has been recommended as a hopeful cathode material for lithium ion batteries (LIBs) in the future due to its lots of advantages, such as stable operating voltage, excellent cycle performance, controllable cost, and environmental protection. However, pure LiFePO4 (LFP) shows bad reversible capacity and charge/discharge …
[PDF] Stabilizing Effects of Phosphorus-Doped Silicon …
DOI: 10.1021/acs emmater.2c02983 Corpus ID: 255457662; Stabilizing Effects of Phosphorus-Doped Silicon Nanoparticle Anodes in Lithium-Ion Batteries @article{Gordon2023StabilizingEO, title={Stabilizing Effects of Phosphorus-Doped Silicon Nanoparticle Anodes in Lithium-Ion Batteries}, author={Isabelle P. Gordon and Wei Xu and Sophia Randak and T. Richard Jow …
Effect of Phosphorus-Doping on Electrochemical Performance of Silicon ...
The effect of phosphorus (P)-doping on the electrochemical performance of Si negative electrodes in lithium-ion batteries was investigated. Field-emission scanning electron microscopy was used to observe changes in surface morphology.
Defect-Assisted Selective Surface Phosphorus Doping to …
Phosphorus doping is an effective strategy to simultaneously improve the electronic conductivity and regulate the ionic diffusion kinetics of TiO2 being considered as anode materials for sodium ion batteries. However, efficient phosphorus doping at high concentration in well-crystallized TiO2 nanoparticles is still a big challenge. Herein, we propose a defect …
Effect of Phosphorus Doping on Conductivity, Diffusion, and High …
Studies by Jan et al. have shown that the volume expansion of the phosphorus-doped silicon can be better accommodated by increasing electronic conductivity and lithium ion diffusion coefficient.
Stabilizing Effects of Phosphorus-Doped Silicon Nanoparticle …
ABSTRACT: Phosphorus-doped silicon has been reported to exhibit improved cycling stability and/or higher capacity retention than pure silicon as the anode in lithium-ion batteries. However, crystallite size and particle morphology are difficult to decouple from compositional tuning during chemical modification. In this
Preparation and properties of porous silicon anode coated
Silicon (Si) is a promising anode material for next-generation lithium-ion batteries (LIBs) with its high theoretical specific capacity (4200 mAh/g). However, Si anode has a huge volume change rate (> 300%) and high cost compared to graphite, which limits the commercial application of Si anode. Carbon coating can effectively tackle the volume change …
Boosted Lithium-Ion Transport Kinetics in n-Type Siloxene …
Doped two-dimensional (2D) materials hold significant promise for advancing many technologies, such as microelectronics, optoelectronics, and energy storage. Herein, n-type 2D oxidized Si nanosheets, namely n-type siloxene (n-SX), are employed as Li-ion battery anodes. Via thermal evaporation of sodium hypophosphite at 275 °C, P atoms are effectively …