A senior US official revealed what he described as new details about an alleged underground nuclear test that China conducted in June 2020, citing sei.
"China has used decoupling, a method to decrease the effectiveness of seismic monitoring to hide its activities from the world," Christopher Yeaw said ...
Abstract: In this paper, we introduce a novel decoupling technique designed specifically for differentially-fed antennas (DFAs). DFAs offer several advantages over single-fed antennas (SFAs), ...