Gizmodo

The Sun Survived a Close Call With 2 Massive Stars 4.4 Million Years Ago, Data Shows

In the early 1990s, the Hubble Space Telescope picked up something odd in the local clouds that surround our solar system. An unusually large number of electrons had been ripped apart from the atoms ...
IEEE

Impact Ionization Coefficients in 4H-SiC Toward Ultrahigh-Voltage Power Devices

Abstract: A temperature dependence of impact ionization coefficients in 4H-SiC was studied in a wide range of electric field toward the accurate designing of ultrahigh-voltage devices. The ...
IEEE

Impact ionization in high performance AlGaN/GaN HEMTs

Abstract: We report compelling evidence of impact ionization in high-performance AlGaN/GaN HEMTs. Relevant to the present paper, these devices also show excellent low-leakage DC properties that ...
C&EN

Beyond the Ground State: Predicting Electron Ionization Mass Spectra Using Excited-State Molecular Dynamics

West Coast Metabolomics Center, UC Davis Genome Center, University of California, 451 Health Sciences Drive, Davis, California 95616, United States Department of Chemistry, University of California, 1 ...