Michael Lain
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View article: Graphite Development From a Manufacturers Perspective: Processing, Formation, and Benchmarking
Graphite Development From a Manufacturers Perspective: Processing, Formation, and Benchmarking Open
Graphite remains the most widely used anode material in lithium-ion batteries, and the initial formation of the solid electrolyte interphase (SEI) largely dictates the long-term performance of commercial cells. Developing a new graphite an…
View article: Graphite Development from a Manufacturers Perspective: Processing, Formation and Benchmarking
Graphite Development from a Manufacturers Perspective: Processing, Formation and Benchmarking Open
Graphite remains the most widely used anode material in lithium-ion batteries, and the initial formation of the solid electrolyte interphase (SEI) largely dictates the long-term performance of commercial cells. Developing new graphite anod…
View article: Techno-economic assessment of thin lithium metal anodes for solid-state batteries
Techno-economic assessment of thin lithium metal anodes for solid-state batteries Open
Solid-state lithium metal batteries show substantial promise for overcoming theoretical limitations of Li-ion batteries to enable gravimetric and volumetric energy densities upwards of 500 Wh kg −1 and 1,000 Wh l −1 , respectively. While z…
View article: Scale-Up of Lithium Iron Phosphate Cathodes with High Active Materials Contents for Lithium Ion Cells
Scale-Up of Lithium Iron Phosphate Cathodes with High Active Materials Contents for Lithium Ion Cells Open
The size of a lithium iron phosphate (LFP) cathode mix was increased by a factor of thirty, and the capacity of the cells produced with it by a factor of three-hundred. As well as rate and cycling tests, the coatings were also characterise…
View article: Design of experiments for optimizing the calendering process in Li-ion battery manufacturing
Design of experiments for optimizing the calendering process in Li-ion battery manufacturing Open
Calendering is a key yet complex manufacturing process that has varied effects on the Li-ion battery cell performance. Finding the optimal compaction can require many experiments if using the traditional one-factor-at-a-time method, which …
View article: Optimisation of Industrially Relevant Electrode Formulations for LFP Cathodes in Lithium Ion Cells
Optimisation of Industrially Relevant Electrode Formulations for LFP Cathodes in Lithium Ion Cells Open
The electrode formulation has a significant effect on the performance of lithium ion cells. The active material, binder, and conductive carbon all have different roles, and finding the optimum composition can be difficult using an iterativ…
View article: Measurement of anisotropic volumetric resistivity in lithium ion electrodes
Measurement of anisotropic volumetric resistivity in lithium ion electrodes Open
Lithium ion electrodes with carbon fibres can show X – Y anisotropy in their electronic conductivity. The interface resistance between coatings and foils is much larger than the coating resistance; for cathodes the former is reduced by cal…
View article: The Impact of Calendering Process Variables on the Impedance and Capacity Fade of Lithium‐Ion Cells: An Explainable Machine Learning Approach
The Impact of Calendering Process Variables on the Impedance and Capacity Fade of Lithium‐Ion Cells: An Explainable Machine Learning Approach Open
Determining the calendering process variables during electrode manufacturing is critical to guarantee lithium‐ion battery cell's performance; however, it is challenging due to the strong and unknown interdependencies. Herein, explainable m…
View article: Roadmap on Li-ion battery manufacturing research
Roadmap on Li-ion battery manufacturing research Open
Growth in the Li-ion battery market continues to accelerate, driven primarily by the increasing need for economic energy storage for electric vehicles. Electrode manufacture by slurry casting is the first main step in cell production but m…
View article: Interpretable machine learning for battery capacities prediction and coating parameters analysis
Interpretable machine learning for battery capacities prediction and coating parameters analysis Open
Battery manufacturing plays a direct and pivotal role in determining battery performance, which, in turn, significantly affects the applications of battery-related energy storage systems. As a complicated process that involves chemical, me…
View article: Effect of coating operating parameters on electrode physical characteristics and final electrochemical performance of lithium-ion batteries
Effect of coating operating parameters on electrode physical characteristics and final electrochemical performance of lithium-ion batteries Open
The effect of coating parameters of NMC622 cathodes and graphite anodes on their physical structure and half-cell electrochemical performance is evaluated by design of experiments. Coating parameters include the coater comma bar gap, coati…
View article: Cross-sectional analysis of lithium ion electrodes using spatial autocorrelation techniques
Cross-sectional analysis of lithium ion electrodes using spatial autocorrelation techniques Open
Spatial autocorrelation techniques allow quantified analysis of the distribution of the binder and carbon components in lithium ion electrodes.
View article: Quantifying key factors for optimised manufacturing of Li-ion battery anode and cathode via artificial intelligence
Quantifying key factors for optimised manufacturing of Li-ion battery anode and cathode via artificial intelligence Open
Li-ion battery is one of the key players in energy storage technology empowering electrified and clean transportation systems. However, it is still associated with high costs due to the expensive material as well as high fluctuations of th…
View article: A Comparison of Lithium-Ion Cell Performance across Three Different Cell Formats
A Comparison of Lithium-Ion Cell Performance across Three Different Cell Formats Open
To investigate the influence of cell formats during a cell development programme, lithium-ion cells have been prepared in three different formats. Coin cells, single layer pouch cells, and stacked pouch cells gave a range of scales of almo…
View article: Understanding the limitations of lithium ion batteries at high rates
Understanding the limitations of lithium ion batteries at high rates Open
Commercial lithium ion cells with different power: energy ratios were disassembled, to allow the electrochemical performance of their electrodes to be evaluated. Tests on coin cell half cells included rate tests (continuous and pulsed), re…
View article: Determining the Limits and Effects of High-Rate Cycling on Lithium Iron Phosphate Cylindrical Cells
Determining the Limits and Effects of High-Rate Cycling on Lithium Iron Phosphate Cylindrical Cells Open
The impacts on battery cell ageing from high current operation are investigated using commercial cells. This study utilised two tests–(i) to establish the maximum current limits before cell failure and (ii) applying this maximum current un…
View article: Synthesis of layered silicon-graphene hetero-structures by wet jet milling for high capacity anodes in Li-ion batteries
Synthesis of layered silicon-graphene hetero-structures by wet jet milling for high capacity anodes in Li-ion batteries Open
While silicon-based negative electrode materials have been extensively studied, to develop high capacity lithium-ion batteries (LIBs), implementing a large-scale production method that can be easily transferred to industry, has been a cruc…
View article: Design Strategies for High Power vs. High Energy Lithium Ion Cells
Design Strategies for High Power vs. High Energy Lithium Ion Cells Open
Commercial lithium ion cells are now optimised for either high energy density or high power density. There is a trade off in cell design between the power and energy requirements. A tear down protocol has been developed, to investigate the…
View article: An In-Situ Reference Electrode Insertion Method for Commercial 18650-Type Cells
An In-Situ Reference Electrode Insertion Method for Commercial 18650-Type Cells Open
This work introduces a new method for inserting a Lithium reference electrode into commercially available 18650-type cells in order to obtain electrode potentials during cell operation. The proposed method is simple and requires limited eq…
View article: Binder-free Sn–Si heterostructure films for high capacity Li-ion batteries
Binder-free Sn–Si heterostructure films for high capacity Li-ion batteries Open
This study fabricated and demonstrated a functional, stable electrode structure for a high capacity Li-ion battery (LIB) anode.
View article: The impact of high-frequency-high-current perturbations on film formation at the negative electrode-electrolyte interface
The impact of high-frequency-high-current perturbations on film formation at the negative electrode-electrolyte interface Open
Long term ageing experimental results show that degradation resulting from coupled DC and AC current waveforms lead to additional degradation of lithium-ion batteries above that experienced through pure DC cycling. More profoundly, such ex…
View article: Towards High Capacity Li-ion Batteries Based on Silicon-Graphene Composite Anodes and Sub-micron V-doped LiFePO4 Cathodes
Towards High Capacity Li-ion Batteries Based on Silicon-Graphene Composite Anodes and Sub-micron V-doped LiFePO4 Cathodes Open
Lithium iron phosphate, LiFePO 4 (LFP) has demonstrated promising performance as a cathode material in lithium ion batteries (LIBs), by overcoming the rate performance issues from limited electronic conductivity. Nano-sized vanadium-doped …