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Updated: Jan 22, 2026
07:51
Method for Recording Broadband High Resolution Emission Spectra of Laboratory Lightning Arcs
Published on: August 27, 2019
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Lightning-driven plasma bubbles provide prebiotic synthesis and biogeochemical cycling
Dingwei Gan1, Longfei Hong1, Xiaofan Guo2
1State Key Laboratory of Electrical Insulation and Power Equipment, Centre for Plasma Biomedicine, Xi'an Jiaotong University, Xi'an 710049, China. renwu.zhou@xjtu.edu.cn.
Chemical Communications (Cambridge, England)
|January 21, 2026
Summary
Lightning-sea interactions create plasma bubbles, acting as reactors that produce essential organic compounds like amino acids and peptides. This process significantly boosts carbon-nitrogen coupling and biogeochemical cycling.
Area of Science:
- Astrobiology
- Geochemistry
- Plasma Physics
Background:
- Lightning-sea interactions are hypothesized to play a role in prebiotic chemistry.
- Previous research on spark discharges provides a baseline for comparison.
Purpose of the Study:
- To investigate the role of lightning-induced plasma bubbles in synthesizing prebiotic molecules.
- To quantify the production yields of amino acids, nucleobases, and peptides.
Main Methods:
- Simulating lightning-sea interactions to generate plasma bubbles.
- Analyzing the chemical composition of the resulting products.
- Comparing yields with those from spark discharge experiments.
Main Results:
- Plasma bubbles generated by lightning-sea interactions function as efficient electrochemical reactors.
- Production yields of amino acids, nucleobases, and peptides were 100-300% higher than those from spark discharges.
- The process significantly accelerates carbon-nitrogen coupling.
Conclusions:
- Lightning-sea interactions are a potent mechanism for producing key biomolecules under early Earth conditions.
- This process enhances the availability of organic compounds, facilitating biogeochemical cycling and potentially aiding the origin of life.
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