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Revolutionizing Power: China’s Astonishing Coin-Sized Nuclear Battery with a 50-Year Lifespan

Empowering the Future: Chinese Startup Unveils BV100 – A Nuclear Powerhouse Promising 50 Years of Uninterrupted Energy

Nuclear Battery
Image credit: Betavolt

In the realm of alternative energy solutions, Beijing-based Betavolt has recently unveiled a groundbreaking technology, the BV100 nuclear battery. This innovative creation claims to generate electricity for an astonishing 50 years without the need for recharging, marking a significant leap in the field of sustainable power.

The Unveiling of BV100

Betavolt proudly introduced the miniature atomic energy battery on January 8, asserting its technological prowess over European and American scientific research institutions. The BV100 operates by harnessing the energy emitted from a decaying radioactive isotope of nickel, specifically nickel-63. The integration of 10-micron thick sheets of single-crystal diamond semiconductor between the layers of nickel-63 contributes to its exceptional performance.

BV100 Technology Overview

Measuring a mere 15 x 15 x 15 millimeters, the BV100 boasts a power output of 100 microwatts and a voltage of 3 volts. Despite its modest capacity, it currently falls short of powering consumer electronics like smartphones. Betavolt, however, envisions a future where multiple batteries could work in series or parallel to meet the energy demands of more sophisticated devices.

Technical Specifications

The BV100 stands out with its impressive energy storage, reportedly holding 3,300 megawatt hours and exhibiting an energy density over 10 times that of conventional lithium batteries. Although its current capacity might not suffice for mainstream electronics, Betavolt assures consumers of the battery’s safety, emphasizing its potential use in medical devices such as pacemakers and artificial hearts.

Potential Applications

While the concept of carrying a radioactive decay capsule may raise concerns, Betavolt claims the BV100 is “absolutely safe.” They assert there is no external radiation, and the battery will not catch fire or explode even under extreme circumstances. This safety feature positions the BV100 as a candidate for everyday use, challenging the current perception that thermonuclear batteries are solely for aerospace engineering.

Comparisons with Existing Technology

Currently, thermonuclear batteries find application in aerospace engineering, with the Voyager probes being a notable example. Launched in 1977, these probes still operate in the outer reaches of our solar system, thanks to the nuclear battery technology developed during the Cold War. Betavolt’s BV100, however, aims to shift the narrative, suggesting that nuclear batteries could become accessible for everyday consumers.

The Future of BV100 Nuclear Battery

Betavolt is enthusiastic about the future of the BV100, stating that it is currently in the “pilot stage” and will soon enter mass production. Looking ahead, the company has ambitious plans, including the development of more powerful batteries and exploring the use of different radioactive isotopes. They aim to launch a battery with 1 watt of power in 2025, suggesting the possibility of perpetual smartphone operation without the need for charging.

Betavolt’s Vision

In conclusion, Betavolt’s BV100 represents a significant stride in the quest for sustainable and enduring energy solutions. Its potential to power devices continuously for 50 years without charging opens up new possibilities for various applications, from consumer electronics to medical devices. As Betavolt moves forward with its vision, the BV100 may play a pivotal role in reshaping the landscape of energy consumption.


  1. Is the BV100 nuclear battery safe for everyday use? Betavolt asserts that the BV100 is “absolutely safe” with no external radiation, making it suitable for everyday applications.
  2. How does the BV100 compare to conventional lithium batteries? The BV100 boasts an energy density over 10 times that of conventional lithium batteries, offering a significant leap in performance.
  3. Can the BV100 currently power smartphones or laptops? At its current capacity, the BV100 is not yet strong enough to power consumer electronics directly. However, Betavolt suggests the possibility of using multiple batteries in series or parallel.
  4. What are Betavolt’s plans for the future of nuclear batteries? Betavolt plans to launch a battery with 1 watt of power in 2025 and explore the use of different radioactive isotopes for more powerful batteries.
  5. How long until the BV100 is available for mass consumption? Betavolt mentions that the BV100 is in its “pilot stage” and will soon enter mass production, but specific timelines are not provided.


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