Quantum Batteries Charge with Explosions in a Time Loop express

Original: "Charging efficiency bursts in a quantum battery with cyclic indefinite causal order"

· Po-Rong Lai, Hsien-Chao Jan, Jhen-Dong Lin, Yueh-Nan Chen

arXiv:2603.22761 · 2026-03-24 · CC BY 4.0 · 1 min

A causal loop accelerates quantum battery charging.

In quantum batteries, charging can be accelerated by shuffling the steps in time, like a deck of cards. Instead of a smooth energy climb, you get abrupt efficiency explosions, like microscopic supernovae inside atoms. These bursts repeat with the precision of cosmic pulsars, only billions of times more frequent.

In the quantum world, cause and effect can switch places, allowing energy to flow in the most unexpected ways.

Experiments on IonQ, Quantinuum, and IBM quantum processors show that the more chargers are looped, the longer the peaks last. Surprisingly, thermal chaos, which kills charge in regular batteries, here helps store energy. This points toward ultra-fast batteries for nanodevices — for instance, implants powered by a single flash.

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Thermal motion of particles, entropy, usually makes batteries lose energy. Here, this chaos becomes an ally, speeding up charging.

Scientists

Ludwig Boltzmann Rudolf Clausius Erwin Schrödinger Hugh Everett III Jacob Bekenstein Stephen Hawking

Concepts

quantum battery charge cycle quantum switch charge qubit memory effect capacity energy efficiency Bernoulli's principle error propagation capacitance efficiency Oberth effect computational power feedback yield quantum computing resource optimization quantum battery protection superconducting qubit qubit noise reduction error threshold

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Quantum Batteries Charge with Explosions in a Time Loop express