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Articles tagged: photons

  • Biorisk project, contamination, IBMP RAS, microorganisms, planetary protection September 2023 How microorganisms survive space travel

    ...’ after deorbiting through the Earth’s atmosphere at a velocity close to that of a natural meteorite. The entry speed of the Photon capsule (7.7 km/sec) was somewhat lower than that of average size natural meteorites (10-20 km/sec), but was still...

    • Biorisk project
    • contamination
    • IBMP RAS
    • microorganisms
    • planetary protection
    Authors: Elena Deshavaya     Oleg Orlov     Svetlana V. Poddubko     Viacheslav Ilyin     Yulyia Morozova    
  • 13 January 2016 High-energy theory models questioned as neutron star produces most energetic pulsed emission radiation ever detected

    ... phenomenon, expecting to measure the maximum energy of the pulsating photons,” said Emma de Ona Wilhelmi from the Institute of Space ...Crab pulsar was believed to stop abruptly when the photons reach a energy few billion times larger than visible...

  • Dark Matter, electromagnetic force, fifth fundamental force, protophobic X boson, strong and weak nuclear forces 16 August 2016 Have researchers uncovered a fifth fundamental force?

    ...by the Hungarian scientists who were searching for ‘dark photons,’ particles that would would provide evidence for the existence...The UCl group have thus proposed a new theory, that the dark photon is in fact a boson, dubbed a "protophobic X boson,” ...

    • Dark Matter
    • electromagnetic force
    • fifth fundamental force
    • protophobic X boson
    • strong and weak nuclear forces
  • March 2017 Planetary nebulae may hold clue in search of helium-3

    ... an inner shell and an outer elliptical envelope, but the inner shell is optically thick to He+ ionizing photons, meaning that the photons will be trapped in the inner shell, making it difficult for them to escape and ionise atoms in the...

    Authors: Dr. Lizette Guzman-Ramirez    
  • cislunar, NEO, space resources, transport January 2018 Creating a viable cislunar economy

    ...microchips. On the other hand, mass-less entities like photons have no problem with gravity. Hence, information will be... to keep the cislunar economy humming along. Similarly, photons in a form readily converted into terrestrial electricity will ...

    • cislunar
    • NEO
    • space resources
    • transport
    Authors: George Sowers    
  • Big Bang Theory, cosmic microwave background, Galactic rotation, spiral galaxy April 2024 Rotation in the Universe

    ...another cherished principle of physics, so perhaps the energy ‘lost’ to a space-time vortex is a source of some of the photons observed in the cosmic microwave background. In stretching space-time, the massive object would be doing ‘work’ and, in ...

    • Big Bang Theory
    • cosmic microwave background
    • Galactic rotation
    • spiral galaxy
    Authors: Stuart Eves    
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