Results 71 to 80 of about 301,318 (244)

Io’s SO2 and NaCl Wind Fields from ALMA

open access: yesThe Astrophysical Journal Letters
We present spatially resolved measurements of SO _2 and NaCl winds on Io at several unique points in its orbit: before and after eclipse and at maximum eastern and western elongation.
Alexander E. Thelen   +5 more
doaj   +1 more source

First Principles Rovibronic Absorption Spectra of HF Molecule

open access: yesJournal of Computational Chemistry, Volume 47, Issue 6, March 5, 2026.
Hydrogen fluoride (HF) is astrophysically important, as it has been detected in sunspots, Venus, red giants, and the interstellar medium, serving as a probe of exoplanet atmospheres. This article presents an ab initio investigation of HF rovibronic spectroscopy, combining high‐level electronic‐structure data with nuclear‐motion solutions and refinement
Nariman Abu El Kher   +5 more
wiley   +1 more source

Comparing SCUBA-2 and ALMA Selections of Faint Dusty Star-forming Galaxies in A2744

open access: yesThe Astrophysical Journal
We make a comparison of deep SCUBA-2 450 and 850 μ m imaging on the massive lensing cluster field A2744 with Atacama Large Millimeter/submillimeter Array (ALMA) 1.2 mm data.
S. J. McKay, A. J. Barger, L. L. Cowie
doaj   +1 more source

Early Planet Formation in Embedded Disks (eDisk). I. Overview of the Program and First Results

open access: yesThe Astrophysical Journal, 2023
We present an overview of the Large Program, “Early Planet Formation in Embedded Disks (eDisk),” conducted with the Atacama Large Millimeter/submillimeter Array (ALMA).
Nagayoshi Ohashi   +36 more
doaj   +1 more source

Meta-heuristic design of a lightweight homologous backup structure of the primary reflector for the Large Submillimeter Telescope [PDF]

open access: yesNippon Tenmon Gakkai obun kenkyu hokoku
The development of large-aperture submillimeter telescopes, such as the Large Submillimeter Telescope (LST) and the Atacama Large Aperture Submillimeter Telescope (AtLAST), is essential to overcome the limitations of current observational capabilities ...
Chihiro Imamura   +5 more
semanticscholar   +1 more source

Exploring the Interior Structure of (16) Psyche Through Basin‐Scale Collisions

open access: yesJournal of Geophysical Research: Planets, Volume 131, Issue 3, March 2026.
Abstract Asteroid (16) Psyche, the largest member of the M/X‐type asteroids, may be the leftover core of a differentiated planetesimal. As such (16) Psyche will be explored in detail by NASA's discovery‐class Psyche mission in 2029. This will be the first mission to orbit a metal‐rich asteroid, or any asteroid in the 100–500 km size range.
Namya Baijal   +7 more
wiley   +1 more source

Astronomy & Astrophysics (CAUCASUS)-VOLUME 4

open access: yes, 2018
The IV volume of Journal “Astronomy & Astrophysics (Caucasus)” was dedicated to the 110th Anniversary of Academician Victor Hambardzumyan. AcademicianVictor Hambardzumyan President of International Union of Astronomy (in 1961 – 1964 and 1966 – 72 ...
(CAUCASUS), Astronomy & Astrophysics
core   +1 more source

The ALMA Survey of Gas Evolution of PROtoplanetary Disks (AGE-PRO). III. Dust and Gas Disk Properties in the Lupus Star-forming Region

open access: yesThe Astrophysical Journal
We present Band 6 and Band 7 observations of 10 Lupus disks around M3-K6 stars from the Atacama Large Millimeter/submillimeter Array survey of Gas Evolution in PROtoplanetary disks (AGE-PRO) Large Program. In addition to continuum emission in both bands,
Dingshan Deng   +22 more
doaj   +1 more source

Differentiating Plumes and Local Torus Segments of Enceladus

open access: yesJournal of Geophysical Research: Space Physics, Volume 131, Issue 2, February 2026.
Abstract Enceladus's south polar plumes and their surrounding torus segments (local plasma regions formed by plume material diffusion) are key to understanding its magnetospheric interaction; however, clear observational criteria to distinguish them remain lacking.
Shangchun Teng   +6 more
wiley   +1 more source

Self‐Healing Materials from Electronically Integrated Microscopic Robots

open access: yesAdvanced Intelligent Systems, Volume 8, Issue 1, January 2026.
Submillimeter robots can use electronically controlled electrodeposition to assemble into a material structure. The resulting aggregate possesses ultralow density, high strength‐to‐weight ratio, and can heal from damage. Further afield, these results clear a path to materials that organize or adapt by directing matter and information at the microscale.
Lucas C. Hanson   +2 more
wiley   +1 more source

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