Posts Tagged: physics

The cosmic ray gun duel of Eta Carinae

The cosmic ray gun duel of Eta Carinae

High-precision X-ray observations confirm binary star system shoots cosmic rays     An international collaboration operating NASA’s NuSTAR satellite has revealed that two of the biggest stars in the galaxy are capable of creating cosmic rays. Their results were published in Nature Astronomy this month. In the time it takes you to read this sentence,… Read more

X-ray technology reveals never-before-seen matter around black hole

X-ray technology reveals never-before-seen matter around black hole

X-ray polarimetry resolves shape of matter around Cygnus X-1 black hole     In an international collaboration between Japan and Sweden, scientists clarified how gravity affects the shape of matter near the black hole in binary system Cygnus X-1. Their findings, which were published in Nature Astronomy this month, may help scientists further understand the… Read more

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Next-generation illumination using silicon quantum dot-based white-blue LED

  A Si quantum dot (QD)-based hybrid inorganic/organic light-emitting diode (LED) that exhibits white-blue electroluminescence has been fabricated by Professor Ken-ichi SAITOW (Natural Science Center for Basic Research and Development, Hiroshima University), Graduate student Yunzi XIN (Graduate School of Science, Hiroshima University), and their collaborators. A hybrid LED is expected to be a next-generation illumination… Read more