Results 181 to 190 of about 1,919 (235)

Cosmic mysteries and the hydrogen 21-cm line: bridging the gap with lunar observations. [PDF]

Philos Trans A Math Phys Eng Sci
Fialkov A, Gessey-Jones T, Dhandha J.
europepmc   +1 more source

Synchrotron intensity gradient revealing magnetic fields in galaxy clusters. [PDF]

Nat Commun
Hu Y, Stuardi C, Lazarian A, Brunetti G, Bonafede A, Ho KW.   +5 more
europepmc   +1 more source

Measuring the Cosmic X-ray Background accurately

, 2022
Li H, Walter R, Produit N, Hubert F.
europepmc   +1 more source

Revisiting the Black Hole Masses of Soft X-Ray-Selected Active Galactic Nuclei

, 2007
L. C. Watson, Smita Mathur, D. Grupe
openalex   +2 more sources

Status of the ΛCDM theory: supporting evidence and anomalies. [PDF]

Philos Trans A Math Phys Eng Sci
Peebles PJE.
europepmc   +1 more source

Space-qualifying silicon photonic modulators and circuits. [PDF]

Sci Adv
Mao D, Chang L, Lee H, Yu AW, Maruca BA, Ullah K, Matthaeus WH, Krainak MA, Dong P, Gu T.   +9 more
europepmc   +1 more source

A long-duration gamma-ray burst of dynamical origin from the nucleus of an ancient galaxy

, 2022
Levan A, Malesani D, Gompertz B, Nugent A, Nicholl M, Oates S, Perley D, Rastinejad J, Metzger B, Schulze S, Stanway E, Inkenhaag A, Fernández JFA, Chrimes A, Bhirombhakdi K, Postigo AdU, Fong W, Fruchter A, Fragione G, Fynbo J, Gaspari N, Heintz K, Hjorth J, Jakobsson P, Jonker P, Lamb G, Mandel I, Ravasio M, Sollerman J, Tanvir N.   +29 more
europepmc   +1 more source

Modeling the X-ray fractional variability spectrum of Active Galactic Nuclei using multiple flares

, 2007
R. W. Goosmann, Michal Dovčiak, V. Karas, B. Czerny, M. Mouchet, G. Ponti   +5 more
openalex   +2 more sources

A decade of sub-arcsecond imaging with the International LOFAR Telescope. [PDF]

Astrophys Space Sci
Morabito LK, Jackson N, de Jong J, Escott E, Groeneveld C, Mahatma V, Petley J, Sweijen F, Timmerman R, van Weeren RJ.   +9 more
europepmc   +1 more source