Results 91 to 100 of about 584 (186)

A radio-detected type Ia supernova with helium-rich circumstellar material. [PDF]

Nature, 2023
Kool EC, Johansson J, Sollerman J, Moldón J, Moriya TJ, Mattila S, Schulze S, Chomiuk L, Pérez-Torres M, Harris C, Lundqvist P, Graham M, Yang S, Perley DA, Strotjohann NL, Fremling C, Gal-Yam A, Lezmy J, Maguire K, Omand C, Smith M, Andreoni I, Bellm EC, Bloom JS, De K, Groom SL, Kasliwal MM, Masci FJ, Medford MS, Park S, Purdum J, Reynolds TM, Riddle R, Robert E, Ryder SD, Sharma Y, Stern D.   +36 more
europepmc   +1 more source

Chandra’s Insights into SN 2023ixf

The Astrophysical Journal Letters
We report Chandra-ACIS observations of supernova (SN) 2023ixf in M101 on day 13 and 86 since the explosion. The X-rays in both epochs are characterized by high-temperature plasma from the forward shocked region as a result of circumstellar interaction ...
Poonam Chandra, Roger A. Chevalier, Keiichi Maeda, Alak K. Ray, Nayana A. J.   +4 more
doaj   +1 more source

Acoustic stability of a self-gravitating cylinder leading to astrostructure formation. [PDF]

Sci Rep, 2023
Dasgupta S, Atteya A, Karmakar PK.
europepmc   +1 more source

Collisions in a gas-rich white dwarf planetary debris disc. [PDF]

Mon Not R Astron Soc, 2021
Swan A, Kenyon SJ, Farihi J, Dennihy E, Gänsicke BT, Hermes JJ, Melis C, von Hippel T.   +7 more
europepmc   +1 more source

The abundances of carbon and nitrogen in the atmospheres of classical Be stars. [PDF]

Astrophys Space Sci
Peters GJ, Gayley KG, Rast RG, Vink JS, Drake JJ.   +4 more
europepmc   +1 more source

Gas-phase synthesis of anthracene and phenanthrene via radical-radical reaction induced ring expansions. [PDF]

Sci Adv
Goettl SJ, Turner AM, Krasnoukhov VS, Azyazov VN, Kanayama K, Hemberger P, Mebel AM, Kaiser RI.   +7 more
europepmc   +1 more source

Silicon and Hydrogen Chemistry under Laboratory Conditions Mimicking the Atmosphere of Evolved Stars. [PDF]

Astrophys J, 2021
Accolla M, Santoro G, Merino P, Martínez L, Tajuelo-Castilla G, Vázquez L, Sobrado JM, Agúndez M, Jiménez-Redondo M, Herrero VJ, Tanarro I, Cernicharo J, Martín-Gago JÁ.   +12 more
europepmc   +1 more source

History of individual presolar SiC grains revealed by stellar winds. [PDF]

Nat Commun
Bajo KI, Izumi T, Otsuki Y, Amari S, Yurimoto H.   +4 more
europepmc   +1 more source

Spiers Memorial Lecture: Astrochemistry at high resolution.

Faraday Discuss, 2023
Ceccarelli C.
europepmc   +1 more source

n-Alkanes formed by methyl-methylene addition as a source of meteoritic aliphatics. [PDF]

Commun Chem
Merino P, Martínez L, Santoro G, Martínez JI, Lauwaet K, Accolla M, Ruiz Del Arbol N, Sánchez-Sánchez C, Martín-Jimenez A, Otero R, Piantek M, Serrate D, Lebrón-Aguilar R, Quintanilla-López JE, Mendez J, De Andres PL, Martín-Gago JA.   +16 more
europepmc   +1 more source