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Turn up the Volume - How sound can power the future

by Vani Miglani | 18-02-2023 10:00 recommendations 0

Synthesizing electricity from sound is a rapidly emerging technology that has the potential to revolutionize the renewable energy industry. The idea behind this technology is to use piezoelectric materials, which generate an electric charge when subjected to mechanical stress, such as that caused by sound waves. By using these materials to convert sound waves into electrical energy, it may be possible to generate power from a wide range of sources, including traffic noise, industrial machinery, and the sound of wind and waves.

One of the main advantages of this technology is its potential to provide a new source of renewable energy that is widely available and easily accessible. Additionally, because sound is constantly present in our environment, this technology has the potential to generate power 24/7, unlike solar or wind energy which are subject to the availability of sunlight and wind.

However, there are also challenges associated with synthesizing electricity from sound. One of the main challenges is the relatively low efficiency of this process, which means that it currently produces very little power.  There are still technical challenges that need to be addressed, such as optimizing the design of piezoelectric materials to maximize their power output.

Despite these challenges, the field of synthesizing electricity from sound is rapidly advancing. Researchers are exploring new piezoelectric materials and designing new systems to improve the efficiency of this process. Companies like Zenneck Power and EnOcean are developing products and systems that use sound to generate power for a range of applications, from smart homes to offshore wind farms.

Looking to the future, the potential applications of synthesizing electricity from sound are wide-ranging. This technology could be used to power wireless sensors and other internet of things devices, to generate power in urban environments, and even to power spacecraft and other off-grid applications. As the technology continues to advance, the potential for synthesizing electricity from sound to help meet our energy needs in a sustainable way is vast.

Kim, S. W., Lee, S., & Jeong, S. (2019). Sound energy harvesting using piezoelectric materials. Journal of Materials Chemistry A, 7(11), 6097-6115.


  • India E-gen Ambassador Vani Miglani


Deeksha Ravi

  • Deeksha Ravi says :
    Tapping into unused sources of energy such as this will be instrumental in the fight against climate change.
    Posted 02-08-2023 18:02

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