Experiment clarifies cosmic origin of rare proton-rich isotope selenium-74

Researchers have reported new experimental results addressing the origin of rare proton-rich isotopes heavier than iron, ...

Innovative optical atomic clock could combine single-ion accuracy with multi-ion stability

For many years, cesium atomic clocks have been reliably keeping time around the world. But the future belongs to even more ...
Nature

The biggest 'Schrödinger's cat' yet — physicists put 7,000 atoms in superposition

Quantum superposition gets supersized — plus, US science after a year of Trump. An essential round-up of science news, ...

How Nissan improved the wireless charging pad for faster phone juice-ups

Using a magnet to connect the transmitting and receiving coils, electrons behave more consistently and the phone is less ...
Science News

Physicists discovered neutrinos 70 years ago. The ghostly particles still have secrets to tell

But only in the last 70 years have we known for certain they were there. In 1956, physicists Clyde Cowan and Frederick Reines ...

Imaging technique captures ultrafast electron and atom dynamics in chemical reactions

During chemical reactions, atoms in the reacting substances break their bonds and re-arrange, forming different chemical ...
IEEE

A State of Charge Estimation Method of Lithium-Ion Batteries Using Ultrasonic Multifeature Stacking Models

Abstract: Optimizing the state of charge (SOC) estimation for lithium-ion batteries contributes to more efficient energy management and battery maintenance strategies. Ultrasound has been proven ...
IEEE

Online Co-Estimation of the State-of-Health, State-of-Charge, and Remaining-Useful-Life of Lithium-Ion Batteries Using a Discrete Capacity Loss Model

Abstract: The main objectives of a battery management system (BMS) are to monitor the state-of-charge (SoC) and state-of-health (SoH) of lithium-ion batteries (LIBs). Due to their coupled nature, the ...