Literature Appreciation: Pressure Effect on Mechanical and Electrochemical Properties of Lithium Cobalt Oxide Powder Materials 1. Article Overview The design, manufacture and handling of active substance powders have a huge impact on battery performance. The consistency of the active substance…
1. Preface The electrode resistance represents the electronic conductivity of the electrode, and this parameter is closely related to the compaction density, porosity, and formulation of the electrode. When the electrode is prepared with different roll pressure, the surface roughness…
Summary Bankruptcy filing by a subsidiary: Northvolt Ett Expansion AB, which was responsible for the “gigafactory” expansion project in northern Sweden, filed for bankruptcy due to project cancellation. The company’s liabilities are estimated to be approximately SEK 2-3 billion (USD…
1. Preface Electrode sheet as an important link in the battery production, the performance of the directly affect the stability of the process and the performance and safety of the cell, so the evaluation of electrode sheet performance, including Electrode…
Literature appreciation: Influence of High Intensive Dry Mixing and Calendaring on Relative Electrode Resistivity Determined Via An Advanced Two Point Approach 1. Author Information and Article Abstract Bastian Georg Westphal from the Technical University of Braunschweig, Germany, introduced a fast…
1. Preface The method used in this article is a further improvement on the two-probe method. It adopts a four-wire method plus a controllable pressure double-disc electrode to test the battery electrode resistance, monitor the changes in the electrode resistance…
South Korean battery firm SK On unveils layoff plan Summary SK On Announces Layoff Plan: South Korean battery manufacturer SK On revealed a layoff plan as part of efforts to increase efficiency and respond to declining electric vehicle (EV) market…
1. Preface In this paper, the electrode resistance method is used to evaluate the effects of the conductive agent content and the compaction density on the electronic conductivity of the electrode, which provides a strong support for researchers to determine…
1. Preface Lithium-ion (Li-ion) batteries have become one of the main energy storage solutions for the consumer, power and energy storage markets due to their long cycle life and high rate performance. Currently lithium-ion batteries still have challenges in reducing…
Battery cell consistency is one of the difficulties that the major battery cell manufacturing companies are focusing on. In the manufacturing process of battery cells, due to fluctuations in materials, equipment and environment, there will be minor differences in the…
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