Results 91 to 100 of about 2,622,417 (397)

Thickening of galactic disks through clustered star formation [PDF]

open access: yes, 2001
(Abridged) The building blocks of galaxies are star clusters. These form with low-star formation efficiencies and, consequently, loose a large part of their stars that expand outwards once the residual gas is expelled by the action of the massive stars ...
Asiain   +75 more
core   +2 more sources

Stability of multiplanetary systems in star clusters [PDF]

open access: yes, 2017
Most stars form in star clusters and stellar associations. However, only about ˜1 per cent of the presently known exoplanets are found in these environments.
Maxwell X. Cai   +3 more
semanticscholar   +1 more source

Caloric curve of star clusters [PDF]

open access: yesPhysical Review E, 2012
Self-gravitating systems, like globular clusters or elliptical galaxies, are the prototypes of many-body systems with long-range interactions, and should be the natural arena where to test theoretical predictions on the statistical behaviour of long-range-interacting systems.
CASETTI, LAPO, NARDINI, CESARE
openaire   +5 more sources

B cell mechanobiology in health and disease: emerging techniques and insights into therapeutic responses

open access: yesFEBS Letters, EarlyView.
B cells sense external mechanical forces and convert them into biochemical signals through mechanotransduction. Understanding how malignant B cells respond to physical stimuli represents a groundbreaking area of research. This review examines the key mechano‐related molecules and pathways in B lymphocytes, highlights the most relevant techniques to ...
Marta Sampietro   +2 more
wiley   +1 more source

An In-depth Investigation of the Primordial Cluster Pair ASCC 19 and ASCC 21

open access: yesThe Astronomical Journal
Utilizing Gaia data from the literature, we report a new young (∼8.9 Myr) cluster pair, ASCC 19 and ASCC 21, located near the Orion star-forming complex. The clusters are separated by a 3D distance of 27.00 ± 7.51 pc.
Qingshun Hu   +6 more
doaj   +1 more source

Milky Way Star Clusters and Gaia: A Review of the Ongoing Revolution

open access: yesUniverse, 2022
The unprecedented quality of the astrometric measurements obtained with the ESA Gaia spacecraft have initiated a revolution in Milky Way astronomy. Studies of star clusters in particular have been transformed by the precise proper motions and parallaxes ...
Tristan Cantat-Gaudin
doaj   +1 more source

Star clusters as building blocks for dSph galaxies formation

open access: yes, 2009
We study numerically the formation of dSph galaxies. Intense star bursts, e.g. in gas-rich environments, typically produce a few to a few hundred young star clusters, within a region of just a few hundred pc.
Assmann, P.   +2 more
core   +1 more source

Rotation in young massive star clusters [PDF]

open access: yes, 2017
Hydrodynamical simulations of turbulent molecular clouds show that star clusters form from the hierarchical merger of several sub-clumps. We run smoothed-particle hydrodynamics simulations of turbulence-supported molecular clouds with mass ranging from ...
M. Mapelli
semanticscholar   +1 more source

The SAMI Galaxy Survey: Quenching of Star Formation in Clusters I. Transition Galaxies [PDF]

open access: yesAstrophysical Journal, 2019
We use integral-field spectroscopy from the SAMI Galaxy Survey to identify galaxies that show evidence of recent quenching of star formation. The galaxies exhibit strong Balmer absorption in the absence of ongoing star formation in more than 10% of their
M. Owers   +24 more
semanticscholar   +1 more source

Evolutionary interplay between viruses and R‐loops

open access: yesFEBS Letters, EarlyView.
Viruses interact with specialized nucleic acid structures called R‐loops to influence host transcription, epigenetic states, latency, and immune evasion. This Perspective examines the roles of R‐loops in viral replication, integration, and silencing, and how viruses co‐opt or avoid these structures.
Zsolt Karányi   +4 more
wiley   +1 more source

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