English
Related papers

Related papers: Battery Diagnostics with Sensitive Magnetometry

200 papers

Recent advances in data-driven research have shown great potential in understanding the intricate relationships between materials and their performances. Herein, we introduce a novel multi modal data-driven approach employing an Automatic…

Machine Learning · Computer Science 2024-11-27 Jaewoong Lee , Junhee Woo , Sejin Kim , Cinthya Paulina , Hyunmin Park , Hee-Tak Kim , Steve Park , Jihan Kim

Quantum batteries are miniature energy storage devices and play a very important role in quantum thermodynamics. In recent years, quantum batteries have been extensively studied, but limited in theoretical level. Here we report the…

Higher energy density and longer lifetime are the requirements for next-generation lithium-ion batteries. A promising anode material is silicon, which offers high specific capacity, but its significant volume change during lithiation and…

Magnetometry is an important tool prevalent in many applications such as fundamental research, material characterization and biological imaging. Atomic magnetometry conventionally makes use of two quantum states, the energy difference of…

Quantum Physics · Physics 2019-10-02 Yotam Shapira , Yehonatan Dallal , Roee Ozeri , Ady Stern

One of the critical factors that drive the economic development of a country and guarantee the sustainability of its industries is the constant availability of electricity. This is usually provided by the national electric grid. However, in…

The techno-economic benefits of incorporating battery degradation into advanced control strategies necessitate the development of degradation diagnosis as an advanced function in battery management systems (BMSs). To address this, a…

Systems and Control · Electrical Eng. & Systems 2025-04-29 Huang Zhang , Torsten Wik

Controlling nanostructure from molecular, crystal lattice to the electrode level remains as arts in practice, where nucleation and growth of the crystals still require more fundamental understanding and precise control to shape the…

We present an innovative charge detector with high resolution and wide dynamic range designed to fulfill the requirements of a monitoring system for a high energy ion beam. The detector prototype, constructed using Si photodiodes and a…

For precision atomic magnetometry, inert buffer gas is included in alkali-metal vapor cells to significantly broaden hyperfine transitions, which facilitates optical pumping and reduces diffusive relaxation, while also providing…

Atomic Physics · Physics 2026-02-12 M. E. Limes , J. Smoot , J. Perez , J. Freeman , C. Amano-Dolan , D. Peters , W. Lee

Lithium ion batteries are promising for small off- grid energy storage applications in developing countries because of their high energy density and long life. However, costs are prohibitive. Instead, we consider 'used' Li-ion batteries for…

Systems and Control · Computer Science 2014-12-09 Christoph R. Birkl , Damien F. Frost , Adrien M. Bizeray , Robert R. Richardson , David A. Howey

Battery health monitoring is critical for the efficient and reliable operation of electric vehicles (EVs). This study introduces a transformer-based framework for estimating the State of Health (SoH) and predicting the Remaining Useful Life…

Machine Learning · Computer Science 2025-01-31 Aybars Yunusoglu , Dexter Le , Karn Tiwari , Murat Isik , I. Can Dikmen

We present a structural and magnetic study on two batches of polycrystalline LiNi$_{0.8}$Mn$_{0.1}$Co$_{0.1}$O$_2$ (commonly known as Li NMC 811), a Ni-rich Li ion battery cathode material, using elemental analysis, X-ray and neutron…

Materials Science · Physics 2021-01-19 P. Mukherjee , J. A. M. Paddison , C. Xu , Z. Ruff , A. R. Wildes , D. A. Keen , R. I. Smith , C. P. Grey , S. E. Dutton

The charging of a quantum battery by a four-stroke quantum machine that works either as an engine or a refrigerator is investigated. The presented analysis provides the energetic behavior of the combined system in terms of the heat and…

Quantum Physics · Physics 2022-11-11 Jeongrak Son , Peter Talkner , Juzar Thingna

Charge transfer in polymer devices represents a crucial, though highly inaccessible stage of photocurrent generation. In this article we propose studying the properties and behaviour of organic solar cells through the modification of…

Applied Physics · Physics 2018-09-27 S. Oviedo-Casado , A. Urbina , J. Prior

In recent years there has been a major interest in developing all solid state batteries, for the sake of safety (issues due to toxic and flammable organic liquid electrolytes are well known) as well as of high energy density…

Materials Science · Physics 2021-05-07 L. Cabras , V. Oancea , A. Salvadori

Safe and reliable operation of lithium-ion battery packs depends on effective fault diagnosis. However, model-based approaches often encounter two major challenges: high computational complexity and extensive sensor requirements. To address…

Systems and Control · Electrical Eng. & Systems 2025-03-04 Amir Farakhor , Di Wu , Yebin Wang , Huazhen Fang

Some of the most sensitive methods of measuring magnetic fields utilize interactions of resonant light with atomic vapor. Recent developments in this vibrant field are improving magnetometers in many traditional areas such as measurement of…

Atomic Physics · Physics 2015-06-26 D. Budker , M. V. Romalis

This paper presents the development of machine learning-enabled data-driven models for effective capacity predictions for lithium-ion batteries under different cyclic conditions. To achieve this, a model structure is first proposed with the…

Machine Learning · Computer Science 2021-01-05 Kailong Liu , Xiaosong Hu , Zhongbao Wei , Yi Li , Yan Jiang

Monitoring battery health is essential for ensuring safe and efficient operation. However, there is an inherent trade-off between assessment speed and diagnostic depth-specifically, between rapid overall health estimation and precise…

Systems and Control · Electrical Eng. & Systems 2026-04-08 Xubo Gu , Xun Huan , Yao Ren , Wenqing Zhou , Weiran Jiang , Ziyou Song

Large-scale grid-connected lithium-ion batteries are increasingly being deployed to support renewable energy roll-out on the power grid. These battery systems consist of thousands of individual cells and various ancillary systems for…

Systems and Control · Electrical Eng. & Systems 2023-04-24 Jorn M. Reniers , David A. Howey