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Ionospheric Elves Powered by Corona Discharges in Overshooting Thunderclouds
GEOPHYSICAL RESEARCH LETTERS
14 march 2025
Feifan Liu, Olivier Chanrion, Krystallia Dimitriad...
Corona discharges in thundercloud tops are observed by the Atmosphere‐Space Interactions Monitor (ASIM) as blue flashes at the 337 nm sp...
Observed Sprite Streamer Growth Rates
GEOPHYSICAL RESEARCH LETTERS
25 december 2024
Hans Stenbaek-Nielsen, Matthew G. McHarg, Ningyu L...
Sprites have been recorded at ∼100,000 frames per second. One hundred and sixty five essentially vertically propagating streamers, 110 downwa...
Small Discharges at Thunderstorm Tops Imaged with VHF Interferometry
PHYSICS OF STREAMERS, LEADERS, AND THE LIGHTNING DISCHARGE II ORAL
atmospheric and space electricity | 10 december 2024
Yunjiao Pu, Steven A. Cummer, Olaf Scholten, Ningy...
During the 2023 Airborne Lightning Observatory for FEGS and TGFs (ALOFT) campaign, a short-baseline VHF (0-250 MHz) interferometer was deployed in sou...
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The Multifractality of Sprites: A Multifractal Analysis with Advice to Circumvent Pitfalls
TOPICS IN ATMOSPHERIC ELECTRICITY, INCLUDING THUNDERSTORM EFFECTS IN THE NEAR-EARTH SPACE ENVIRONMENT AND COUPLING TO OTHER PLANETARY PROCESSES I POSTER
atmospheric and space electricity | 09 december 2024
Payson Gough, Ningyu Liu
This paper demonstrates that sprites are an example of naturally occurring multifractals. Sprites [e.g., Liu et al., JASTP, 136, 98, 2015] are a form ...
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CASPER Toolflow Based FPGA Design for Lightning Radio Interferometers
ADVANCES IN INSTRUMENTATION AND SIGNAL AND DATA PROCESSING METHODS FOR ATMOSPHERIC ELECTRICITY APPLICATIONS I POSTER
atmospheric and space electricity | 09 december 2024
Ningyu Liu, Stephen Horn, Frank D. Lind, Mark A. S...
Broadband radio interferometers have enabled many recent discoveries in the lightning field. As the field pushes to resolve faster lightning processes...
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Intensified high-speed optical imaging reveals the cloud top discharge “zoo”
TOPICS IN ATMOSPHERIC ELECTRICITY, INCLUDING THUNDERSTORM EFFECTS IN THE NEAR-EARTH SPACE ENVIRONMENT AND COUPLING TO OTHER PLANETARY PROCESSES I POSTER
atmospheric and space electricity | 09 december 2024
Levi Boggs, Paul Smith, Jeffery Burke, Ningyu Liu,...
Transient Luminous Events (TLEs) include discharges in the middle and upper atmosphere such as sprites, halos, ELVEs, starters, blue jets, and giganti...
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The Starts of Darts
PHYSICS OF STREAMERS, LEADERS, AND THE LIGHTNING DISCHARGE I POSTER
atmospheric and space electricity | 09 december 2024
Brian Hare, Olaf Scholten, John Pantuso, Caitano L...
Dart leaders are a poorly understood lightning phenomenon where a current pulse propagates quickly (~10^7 m/s) along a previously established, now dec...
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Polarization Reconstruction Accuracy of LOFAR Lightning Data
ADVANCES IN INSTRUMENTATION AND SIGNAL AND DATA PROCESSING METHODS FOR ATMOSPHERIC ELECTRICITY APPLICATIONS II ORAL
atmospheric and space electricity | 09 december 2024
Paulina Turekova, Brian Hare, Olaf Scholten, Steve...
The LOFAR radio telescope has a world-leading temporal and spatial resolution when it comes to lightning data. The LOFAR lightning group uses a novel ...
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