#01 An unusual renewable energy

04.19

Jolina Hsueh
1 min readApr 19, 2021

The very first story that I share on this platform in order to enforce myself to keep in the discipline of concerning sustainable development issues and to enhance my English writing skills. My plan is planned to start off as reading an article or a video about renewable energy, sustainable life, environmental protection issues a day, then post a story to record my feelings at the moment.

About the first article, I get to know about the new technology of solar panels that designed by Soochow University.

“Droplet-based electricity generator (DEG), that can convert a single rain droplet to generate 140 volts — enough to power 100 small lightbulbs. The DEG features a field-effect transistor (FET) allowing high energy-conversion efficiency & power density which is a thousand (50.1 W/m2­) times more than its traditional contemporaries.”

Faisal Khan shared a story about this innovative device that could generate efficient power for 100 LEDs by a rain-droplet.

“The innovative design boasts of an aluminum electrode coupled with a tin oxide electrode, where the latter is coated with PTFE — a material with a “quasi-permanent” electric charge. When the raindrops hit this PTFE/tin surface, it basically connects the two electrodes to create a closed-circuit loop. This closed-circuit can produce a flow of current via the stored charges.”

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