China Invests In Bio-Battery That Uses Living Bacteria To Generate Sustainable Energy

Written by Carla Teles

Published on 01/05/2025 at 21:18

A China está investindo em biotecnologia para criar baterias que geram energia com bactérias vivas. Essa inovação mostra que o país quer liderar o futuro da energia sustentável.

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New Portable Chinese Device Turns Bacterial Metabolism into Clean and Autonomous Electricity

Researchers from the Chinese Academy of Sciences have developed an innovative biobattery that converts the activity of living microorganisms into electrical energy. With over 99% efficiency and potential for automatic recharging, this technology represents an unprecedented advancement in the field of sustainable energy, according to the portal Interesting Engineering.

Sustainable Energy Based on Living Microorganisms

China has just unveiled an innovation that could change the way the world produces sustainable energy. Scientists from the Shenzhen Institutes of Advanced Technology, affiliated with the Chinese Academy of Sciences, created a biobattery that transforms the metabolism of electrogenic bacteria into electricity. The main advantage? The device does not need external energy sources to function; it recharges itself, as shown in the report by Interesting Engineering.

This portable biobattery achieved a coulombic efficiency of over 99.5% over 50 charge and discharge cycles. This means that nearly all the energy generated by the bacteria is utilized with minimal losses. Furthermore, the viability of the microorganisms was maintained at high levels: about 70% activity during operation and 97.6% at the end, ensuring durability and stability for the system.

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Living Materials and 3D Printing Reinforce Innovation in Sustainable Energy

The image shows how scientists use living bacteria (S. oneidensis) to create a 3D-printed biobattery. This battery generates energy that can be stored and used to stimulate neurons, showing a direct application in health and technology. (Reproduction/SIAT/Interesting Engineering) — The image shows how scientists use living bacteria (S. oneidensis) to create a 3D-printed biobattery. This battery generates energy that can be stored and used to stimulate neurons, showing a direct application in health and technology. (Reproduction/SIAT/*Interesting Engineering*)

The device is constructed with living hydrogels, composed of bacterial biofilms encapsulated in an alginate matrix. These components are precisely shaped using 3D printing, maintaining active biological properties such as electroactivity. This feature allows the microorganisms to generate and conduct electrons, as well as promote the reduction of graphene oxide, an essential element for the optimal functioning of the system and crucial in sustainable energy production with a low environmental impact.

The study, also published in Cell Reports Physical Science, shows that this bioengineered approach is more than an experiment: it is a viable platform for developing new forms of sustainable energy, especially for applications in biomedical devices and high-precision sensors.

Biobatteries: Promising Future of Sustainable Energy

The Chinese advancement shows that sustainable energy does not need to rely solely on traditional sources like sun or wind. By harnessing biological processes such as bacterial metabolism, science expands the frontiers of energy generation with a low carbon footprint. The biobattery could serve as the basis for technologies for medical, environmental, and even military use, where reliability and autonomy are crucial.

According to the portal ScienceDaily, which also reported on the subject, this type of solution using living materials integrates innovation and environmental responsibility, paving the way for biodegradable batteries and safer energy storage systems.

Chinese Technology Reinforces Leadership in Green Solutions

This project reinforces China’s role as a leader in technologies focused on sustainable energy. The integration of biotechnology, 3D printing, and materials engineering results in solutions that meet the global demand for cleaner and more efficient energy systems. In this context, the biobattery shows that it is possible to produce energy from life itself, literally, while minimizing environmental impacts.

The development of this technology signals a global trend: using nature as an ally to ensure sustainable and low-cost energy without compromising environmental balance or relying solely on non-renewable resources.

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China Invests In Bio-Battery That Uses Living Bacteria To Generate Sustainable Energy

New Portable Chinese Device Turns Bacterial Metabolism into Clean and Autonomous Electricity

Sustainable Energy Based on Living Microorganisms

Living Materials and 3D Printing Reinforce Innovation in Sustainable Energy

Biobatteries: Promising Future of Sustainable Energy

Chinese Technology Reinforces Leadership in Green Solutions

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China Invests In Bio-Battery That Uses Living Bacteria To Generate Sustainable Energy

New Portable Chinese Device Turns Bacterial Metabolism into Clean and Autonomous Electricity

Sustainable Energy Based on Living Microorganisms

Living Materials and 3D Printing Reinforce Innovation in Sustainable Energy

Biobatteries: Promising Future of Sustainable Energy

Chinese Technology Reinforces Leadership in Green Solutions

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Four times faster than the Concorde, capable of taking passengers from New York to London in less than an hour at Mach 5.5, and with an engine that switches from turbojet to ramjet mid-flight at Mach 3.5, the Hermeus Quarterhorse went from paper to its first flight in just 19 months.

Under nearly 2 kilometers of ice in Antarctica, scientists have discovered an ancient landscape sculpted by rivers up to 60 million years ago, the size of Wales, preserved as a time capsule that could help predict the advance of ice towards the ocean.

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