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How Can Current Measurement Offset Make Coulombic Efficiency Appear to Exceed 100%?
One common reason that measured coulombic efficiency…
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Four notes most engineers read first.
Accuracy and Precision, Part 1: OverviewThe difference between accuracy and precision in battery testing, and why both matter.How to Measure DC Internal Resistance (DCIR)How MITS measures DC internal resistance with the pulse method, and how to set the pulse.How to Run an HPPC Test (Hybrid Pulse Power Characterization)The DOE pulse profile, resistance and pulse power equations, cycler requirements, and a worked 18650 test on the HPS.How to Use Formulas and Variables in MITS SchedulesControl a test with formulas and variables instead of fixed values.
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Integration of Arbin Instruments with Gamry Potentiostats for High-Frequency EIS up to 2 MHz
According to the standard specifications published by Arbin, integrating a Gamry device with an Arbin system typically limits the device’s original frequency capability from 2 MHz down to 100 kHz. However, in this article, we will introduce a solution that allows the system to retain the full 2 MHz frequency, with some trade-offs to consider. Pre-Conditions for Achieving […]
Integrated Electrochemical Impedance Spectroscopy (EIS) With Arbin Charge/Discharge Channels
Introduction Electrochemical Impedance Spectroscopy (EIS) is a foundational diagnostic technique for evaluating battery health, internal resistance, degradation mechanisms, and electrochemical behavior over time. However, EIS is traditionally limited by hardware complexity and high per-channel cost, making it difficult to scale across large battery test systems. To address these challenges, Arbin Instruments offers an integrated EIS […]
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