Results 61 to 70 of about 428,712 (306)

On Relativistic Astrophysics.

open access: yesThe Astrophysical Journal, 1964
Catastrophic implosion analysis in stars with masses greater than critical mass in which general relativity becomes ...
Hoyle, F.   +3 more
openaire   +2 more sources

Gamma Ray Source Localization for Time Projection Chamber Telescopes Using Convolutional Neural Networks

open access: yesAI, 2022
Diverse phenomena such as positron annihilation in the Milky Way, merging binary neutron stars, and dark matter can be better understood by studying their gamma ray emission.
Brandon Khek   +3 more
doaj   +1 more source

From Molecule to Meaning: Click and Bioorthogonal Chemical Reporters for Plant Systems, Biological Imaging, and Artistic Expression

open access: yesChemBioChem, EarlyView.
At the intersection of chemical biology, plant imaging, and contemporary art, this review introduces the concept of chembioart. By tracing how chemical reporters illuminate plant biomolecules in vivo, their role not only in advancing scientific understanding but also in inspiring transdisciplinary collaborations and visual expression is highlighted ...
Marie Hinnebo   +4 more
wiley   +1 more source

Astrophysics in 1991

open access: yesPublications of the Astronomical Society of the Pacific, 1992
Science, notoriously, progresses amoeba-like, thrusting out pseudopods in unpredictable directions and dragging in the rest of the body after or, occasionally, retreating in disorder. This review attempts to shine a narrow and not unprejudiced beam of light on areas of astrophysics where the author believes that something interesting happened in 1991 ...
openaire   +3 more sources

Charge State Influence on Stability and Isomerism in Dehydrogenated PAHs: Insights from Anthracene, Acridine, and Phenazine

open access: yesChemPhysChem, Volume 26, Issue 6, March 15, 2025.
The ionization of anthracene, acridine, and phenazine has been explored, along with the removal of one and two hydrogen atoms, to provide valuable information for astrochemists and to understand the behavior of the resulting structures and their electronic reorganization. Abstract In this study, we systematically explored the stability and isomerism of
Khaldia Zghida   +3 more
wiley   +1 more source

LEONID M. LYTVYNENKO, AN OUTSTANDING SCIENTIST AND RESEARCH MANAGER (Editorial) [PDF]

open access: yesRadio Physics and Radio Astronomy
This paper is an attempt of paying tribute to the memory of Leonid Mykolayovych Lytvynenko (LML), an outstanding Ukrainian scientist, Full Member of the National Academy of Sciences who worked most fruitfully in the fields of radio science and radio ...
V. V. Zakharenko   +5 more
doaj   +1 more source

Revisiting CN− Formation Mechanisms in Electron Collisions with Benzonitrile

open access: yesChemPhysChem, EarlyView.
This study explores negative ion formation via electron attachment, revealing CN− formation at 3.0 and 7–10 eV. Dissociation pathways are analyzed using G4(MP2) and CASPT2 calculations, highlighting the coupling between the π4* and σ* resonances critical for interstellar chemistry. Radiation‐induced processes in the aromatic cyano compound benzonitrile
Rodrigo Rodrigues   +8 more
wiley   +1 more source

Astrophysics in 1995

open access: yesPublications of the Astronomical Society of the Pacific, 1996
Ap95 differs from Ap91 to Ap94 primarily in Ap number. That is, it once again attempts to highlight some areas of our mutual science where a major event has occurred during the year (a possible solution of the Type II supernova problem, the faintness of quasar host galaxies, and the collision of Shoemaker-Levy 9 with Jupiter), but also to focus on some
Trimble, Virginia, Leonard, Peter JT
openaire   +3 more sources

Temperature‐Dependent Kinetics of Plasma‐Based CO2 Conversion: Interplay of Electron‐Driven and Thermal‐Driven Chemistry

open access: yesChemSusChem, Volume 18, Issue 6, March 15, 2025.
The transformation of CO2 into chemical building blocks is essential for a net‐zero energy future. Plasma‐chemical processing offers promising potential to achieve this. Here, we explore a temperature‐dependent plasma‐chemical reaction mechanism, revealing a shift from electron‐driven to thermal‐driven CO2 conversion regimes.
Aswath Mohanan   +2 more
wiley   +1 more source

Supernova Neutrino Detection

open access: yes, 2000
World-wide, several detectors currently running or nearing completion are sensitive to a core collapse supernova neutrino signal in the Galaxy. I will briefly describe the nature of the neutrino signal and then survey current and future detection ...
Aglietta   +18 more
core   +1 more source

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