202255 · Fig. 1 a shows voltage degradation of PEMFCs over the whole test duration (5000 h) under 0.2 (for 4 h) and 0.4 A‧cm −2 (for 1 h) on-off cycling testing (24 h operating and 1 h break) at 65 °C. The performance capability of PEMFC decreased steadily with increasing testing time to maintain 0.2 A‧cm −2 in every start-stop cycle. A quite low
2020927 · The cycling endurance of phase-change memory is one of the last hurdles to overcome to enable its adoption in the larger market for persistent memory products. Phase-change memory cycling endurance failures, whether they are stuck-SET (caused by elemental segregation) or stuck-RESET (caused by void formation), are caused by
2024318 · This article investigates and compares the dR DS (ON) under various power cycle aging conditions for hybrid drain-embedded gate injection transistors (HD
2024516 · Given that numerous LMBs have demonstrated considerable progress in their consecutive cycle life yet have failed to maintain their calendar life when subjected
202278 · The framework could reduce the average cycling time per battery from years to months/weeks for cycling experiments or from weeks to days/hours for cycling
2018925 · Lithium-ion batteries have shorter cycle lives than alternative long-duration solutions, making them uneconomical over the long-term when exercised deeply and frequently. The LCOS of flow batteries, by comparison, is markedly better for long-duration use cases, thanks to virtually unlimited cycle life without storage capacity degradation.
202441 · This paper presents a new power-cycling degradation monitoring method using junction temperature measurement and the prediction by a three-dimensional structure model. For experimental verification, the chopper circuit was used to provide a continuous-current-conducting operation of a six-in-one 1.2 kV/75 A IGBT module.
2021815 · The cycling performance experiments of acetylene black (AB) anode and Na 0.44 MnO 2 cathode configured separately with Na metal as half-cells with EFPN-containing electrolyte delivered higher capacities compared to those in the electrolyte with no EFPN at 200th and 50th cycle, respectively [93]. The enhanced electrochemical
2023530 · Studying the degradation of Li-ion power sources, which are used in consumer electronics devices, is crucial from numerous standpoints. It aids manufacturers decide on product warranties, influences consumer purchasing decisions, and can be used to inform users of their device''s battery health and remaining useful life. Such
2020927 · In the following, we discuss and introduce various findings and models regarding the cycling endurance, such as failure mechanisms, key experimental results,
The lithium-ion batteries show extremely poor cycling performance at low temperature. The main degradation mechanism is not clear. To address the fading mechanism, the cycling degradation of commercial LiFePO4/mesocarbon microbead (MCMB) batteries under various charge rate (1/10C, 1/3C, 1/2C, and 1C) at −10 °C is systematically investigated
This study presents a pseudocapacitive-type niobium tungsten oxides (NbWO) electrode material combined with tailored electrolytes, enabling extreme low-temperature battery
2024429 · In terms of functional composition, agriculture significantly decreased the abundance of bacterial taxa specialized in nutrient cycling (for example, nitrogen fixation,
We clarify the origin of erase improvement in MONOS memories with Si-rich SiN layer, and investigate the impact of erase mechanism on cycling degradation. It is demonstrated that cycling degradation is uniquely determined by charges injected during erase operations irrespective of program/erase condition, number of program/erase cycling, or MONOS
2020220 · In this study, a ternary SnO 2 –Co–C composite was fabricated by a scalable ball milling strategy. The composite exhibited high initial Coulombic efficiency
Abstract: We demonstrate a 1. 2x reduction in write voltage, 20x improvement in write speed and unlimited cycling endurance on a BEOL compatible Ferroelectric FET (FeFET) at
202231 · Abstract. Lithium-ion batteries (LIBs) based on olivine LiFePO 4 (LFP) offer long cycle/calendar life and good safety, making them one of the dominant batteries in energy storage stations and electric vehicles, especially in China. Yet scientists have a weak understanding of LFP cathode degradation, which restricts the further development of
20221015 · Commercialization of solid oxide cells (SOCs) is hindered by their poor durability. In particular, electrode–electrolyte delamination due to the mismatch in thermal expansion coefficients under thermal cycling is one of the main sources of performance degradation during the long-term SOCs operation. We establish a macroscopic
2024225 · Li plating is confirmed as the main degradation factor at LT rather than Si swelling. Instead, the addition of Si effectively inhibits anode Li plating, contributing to