Scientists search for "decaying" dark matter (DDM) because it offers unique signatures like specific X-ray or gamma-ray lines ...

By bne science The European Space Agency's XMM-Newton space X-ray telescope has confirmed observations by Japan's Aerospace Exploration Agency showing an X-ray source within interstellar object ...

Using the Spektr-RG (SRG) space observatory, astronomers from the Russian Academy of Sciences have inspected a radio-loud quasar known as SRGA J2306+1556, which is extremely luminous in the X-ray band ...

The relationship between DQE, noise, and sensitivity for the RQA5 X-ray spectrum at 0.5 μGy and 1570000 electrons of full-well capacity (left). The relationship between noise, sensitivity, and dark ...

The copper target was operated at voltages of 11 kV, 12 kV, 13 kV, and 14 kV for the electron source, and a 50 kV configuration using a molybdenum target was used as a representative example for the ...