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Electrochemical Impedance Spectroscopy—A Tutorial

open access: yesACS Measurement Science Au, 2023
This tutorial provides the theoretical background, the principles, and applications of Electrochemical Impedance Spectroscopy (EIS) in various research and technological sectors. The text has been organized in 17 sections starting with basic knowledge on
A. Lazanas, M. Prodromidis
semanticscholar   +1 more source

A greyscale erosion algorithm for tomography (GREAT) to rapidly detect battery particle defects

open access: yesnpj Materials Degradation, 2022
Particle micro-cracking is a major source of performance loss within lithium-ion batteries, however early detection before full particle fracture is highly challenging, requiring time consuming high-resolution imaging with poor statistics.
A. Wade   +8 more
doaj   +1 more source

Calcium-tin alloys as anodes for rechargeable non-aqueous calcium-ion batteries at room temperature

open access: yesNature Communications, 2022
The key challenge for rechargeable Ca batteries originates from the severe passivation of the calcium metal anode in electrolyte solutions. Here, the authors demonstrate the feasibility and elucidate the electrochemical properties of calcium-tin (Ca–Sn ...
Zhirong Zhao-Karger   +5 more
doaj   +1 more source

Nanocatalyzed PtNi Alloy Intact @3D Graphite Felt as an Effective Electrode for Super Power Redox Flow Battery

open access: yesAdvanced Materials Interfaces, 2023
A zinc‐bromine redox flow battery (RFB) is highly suitable for high‐energy storage due to its decoupled energy and power generation. However, the poor kinetics and poor reversible behavior of Br2/Br− redox activity are some of the significant barriers ...
Karuppusamy Mariyappan   +4 more
doaj   +1 more source

Comparative study of different lithium salts as electrolyte additives of Li/SiOx–Si–C half-cells for lithium sulfur batteries

open access: yesSN Applied Sciences, 2023
Silicon oxide and its derivatives (SiOx, 0 
Deepa Elizabeth Mathew   +6 more
doaj   +1 more source

Analysis of the changes in quality and characteristics of hot air drying of Xinjiang jujube (Zizyphus jujuba Mill. cv. Junzao) following a delayed harvest

open access: yesScientific Reports, 2023
Dry processing is ineffective in preserving fresh jujubes (Zizyphus jujuba Mill.), contributing largely to the delayed jujube harvest in Xinjiang. However, no studies have evaluated the impact of delayed harvest periods on processing quality.
Chao Xu   +6 more
doaj   +1 more source

Design and Modeling of Metallic Bipolar Plates for a Fuel Cell Range Extender

open access: yesEnergies, 2021
Fuel cells, designed for mobile applications, should feature compact and low-weight designs. This study describes a design process that fulfills the specific needs of target applications and the production process.
Uwe Reimer   +6 more
doaj   +1 more source

Device integration of electrochemical biosensors

open access: yesNature Reviews Bioengineering, 2023
Electrochemical biosensors incorporate a recognition element and an electronic transducer for the highly sensitive detection of analytes in body fluids.
Jie Wu   +4 more
semanticscholar   +1 more source

High-speed 4D neutron computed tomography for quantifying water dynamics in polymer electrolyte fuel cells

open access: yesNature Communications, 2022
Characterisation of water dynamics in polymer electrolyte fuel cells is important for technology development. Here, the authors demonstrate a 4D neutron imaging technique, enabling quantitative analysis of the local water evolution, and identify ...
Ralf F. Ziesche   +11 more
doaj   +1 more source

Wearable and flexible electrochemical sensors for sweat analysis: a review

open access: yesMicrosystems & Nanoengineering, 2023
Flexible wearable sweat sensors allow continuous, real-time, noninvasive detection of sweat analytes, provide insight into human physiology at the molecular level, and have received significant attention for their promising applications in personalized ...
Fupeng Gao   +19 more
semanticscholar   +1 more source

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