Results 81 to 90 of about 419,985 (168)

Starlight

open access: yes, 1918
First Line: Up in the big blue sky on the milky wayFirst Line of Chorus: Starlight, starlight, wonderful and silv'ry farTitle of Larger Work: Ziegfeld Follies 1918Key: B Flat ...

core  

Semi-Empirical Satellite-to-Ground Quantum Key Distribution Model for Realistic Receivers. [PDF]

open access: yesEntropy (Basel), 2023
Khmelev AV   +5 more
europepmc   +1 more source

When Magnetic Fields Sculpt the Sky: The Riegel–Crutcher Cloud in Optical Polarization

open access: yesThe Astrophysical Journal
Filamentary structures are ubiquitous in the interstellar medium, yet the extent to which magnetic fields influence the morphology of cold atomic gas remains an open question.
Gabriel A. P. Franco   +4 more
doaj   +1 more source

Synchrotron Polarization of Anisotropic Electron Distribution in GRB Prompt Emission

open access: yesThe Astrophysical Journal
In γ -ray bursts (GRBs), the electron pitch angle ( α ) is usually assumed to be isotropically distributed. However, recent numerical simulations indicate that only the high-energy electrons (with Lorentz factors γ  >  γ _iso ) are distributed ...
Kang-Fa Cheng   +9 more
doaj   +1 more source

Light pollution of freshwater ecosystems: principles, ecological impacts and remedies. [PDF]

open access: yesPhilos Trans R Soc Lond B Biol Sci, 2023
Hölker F   +4 more
europepmc   +1 more source

Dust in and Around the Heliosphere and Astrospheres. [PDF]

open access: yesSpace Sci Rev, 2022
Sterken VJ   +9 more
europepmc   +1 more source

Starlight: a common heritage

open access: yes, 2009
The Starlight Initiative brings a new view of the night sky and of its value enhancement, claiming the access to starlight as a scientific, environmental, and cultural right of humankind.
Cipriano Marin
core   +1 more source

B-fields and Dust in Interstellar Filaments Using Dust Polarization (BALLAD-POL). III. Grain Alignment and Disruption Mechanisms in G34.43+0.24 Using Polarization Observations from JCMT/POL-2

open access: yesThe Astrophysical Journal
Polarization of starlight and thermal dust emission due to aligned non-spherical grains helps us to trace magnetic field ( B -field) morphology in molecular clouds and to study grain alignment mechanisms.
Saikhom Pravash   +5 more
doaj   +1 more source

Field and intensity correlations: the Siegert relation from stars to quantum emitters. [PDF]

open access: yesEur Phys J D At Mol Opt Phys, 2022
Lassègues P   +11 more
europepmc   +1 more source

B-fields and Dust in Interstellar Filaments Using Dust Polarization (BALLAD-POL). II. Testing the Radiative Torque Paradigm in Musca and OMC-1

open access: yesThe Astrophysical Journal
Polarization of starlight and thermal dust emission caused by aligned dust grains is a valuable tool to characterize magnetic fields ( B -fields) and constrain dust properties. However, the grain alignment physics is not fully understood.
Nguyen Bich Ngoc   +3 more
doaj   +1 more source

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