Interesting Engineering

Solid-state nuclear battery claims 100-year power for ultra-low energy devices

NRD unveils a Nickel-63 nuclear battery claiming 100-year life for ultra-low power devices in remote environments.
IEEE

A State-of-Charge and State-of-Health Joint Estimation Method of Lithium-Ion Battery Based on Temperature-Dependent Extended Kalman Filter and Deep Learning

Abstract: Accurate estimations of the state of charge (SOC) and state of health (SOH) are crucial for improving battery management techniques. However, batteries are affected by temperature and aging, ...
Electrek

Donut Lab solid-state battery: 5 independent tests in, still no energy density or cycle life data

Donut Lab has now released five independent test reports from Finland’s VTT Technical Research Centre on its solid-state battery — and not a single one addresses the two claims that actually matter: ...
IEEE

Optimal V2G Scheduling of an EV With Calendar and Cycle Aging of Battery: An MILP Approach

Abstract: Since battery cost represents a substantial part of an electric vehicle’s (EV) total cost, the degradation of EV battery and how it is affected by vehicle-to-grid (V2G) is a concern. Battery ...
Electrek

A US battery recycler lands a massive $1.1B metals refining deal

Massachusetts-based critical metals refining company Nth Cycle has signed a 10-year agreement valued at about $1.1 billion with global commodities trader Trafigura to supply refined battery metals.
The Business Journals

Nth Cycle snags 10-year deal to supply battery materials as rare earth recycling scales up

To continue reading this content, please enable JavaScript in your browser settings and refresh this page. Preview this article 1 min Nth Cycle is gearing up for a ...
Hagerty

NHRA Gatornationals: The Best Stories Are Buried Deep in the Box Score

It has been a few days, so it has likely sunk in by now: That Josh Hart—a stereotypically mild-mannered, polite, unassuming, balding 42-year-old from Ocala, Florida, who had recently been dismissed by ...