Results 101 to 110 of about 324,804 (215)

Comparing the structural parameters of the Milky Way to other spiral galaxies [PDF]

open access: yes
The structural parameters of a galaxy can be used to gain insight into its formation and evolution history. In this paper, we strive to compare the Milky Way's structural parameters to other, primarily edge-on, spiral galaxies in order to determine how our Galaxy measures up to the Local Universe.
arxiv   +1 more source

Diversity and Seasonal Abundance of Dragonflies and Damselflies in the Lake Cluster of Pokhara Valley, Nepal

open access: yesPsyche: A Journal of Entomology, Volume 2025, Issue 1, 2025.
Odonata (or odonates) are among the oldest and most well‐studied insects worldwide; however, very few studies on this group have been conducted in Nepal. There was a lack of information on Odonata of Lake Cluster of Pokhara Valley (LCPV), one of the vital Ramsar sites in Nepal.
Apeksha Chhetri   +2 more
wiley   +1 more source

Icarus Revisited: An Ancient, Metal-poor Accreted Stellar Stream in the Disk of the Milky Way

open access: yesThe Astrophysical Journal
The search for accreted satellites in the Galactic disk is a challenging task, to which Gaia plays a crucial role in synergy with ground-based spectroscopic surveys. In 2021, P. Re Fiorentin et al.
Paola Re Fiorentin   +4 more
doaj   +1 more source

The chemical evolution of the Milky Way [PDF]

open access: yes, 2017
We will discuss some highlights concerning the chemical evolution of our Galaxy, the Milky Way. First we will describe the main ingredients necessary to build a model for the chemical evolution of the Milky Way. Then we will illustrate some Milky Way models which includes detailed stellar nucleosynthesis and compute the evolution of a large number of ...
arxiv   +1 more source

Preemptive iodide treatment in the event of a nuclear disaster: The prepper's guide to the galaxy

open access: yes
Experimental Physiology, EarlyView.
Per Karkov Cramon   +2 more
wiley   +1 more source

Identification of dominant instability modes in power systems based on spatial‐temporal feature mining and TSOA optimization

open access: yesIET Generation, Transmission &Distribution, Volume 18, Issue 21, Page 3424-3436, November 2024.
This paper explores the mapping relationship between simulation data and the stable state of the system, as well as the dominant instability mode. The method enables real‐time identification of dominant instability mode, which bypasses complex physical mechanisms. Firstly, spatio‐temporal feature mining is conducted, where convolutional neural networks
Miao Yu   +5 more
wiley   +1 more source

The Stellar Disk Structure Revealed by the Mono-age Populations of the LAMOST Red Clump Star Sample

open access: yesThe Astronomical Journal
Understanding the structure of the Galactic disk is crucial for understanding the formation and evolutionary history of the Milky Way. This study examines the structure of the Galactic disk by analyzing a sample of 138,667 primary red clump (RC) stars ...
Zheng Yu   +4 more
doaj   +1 more source

Globular Clusters and Satellite Galaxies: Companions to the Milky Way [PDF]

open access: yesarXiv, 2009
Our Milky Way galaxy is host to a number of companions. These companions are gravitationally bound to the Milky Way and are stellar systems in their own right. They include a population of some 30 dwarf satellite galaxies (DSGs) and about 150 globular clusters (GCs). Here we discuss the relationship between GCs and DSGs using an interactive 3D model of
arxiv  

THE HUBBLE TYPE OF THE MILKY WAY GALAXY

open access: yes, 1983
Using the established relationship between the Hubble types and the absolute magnitudes of galaxies and the scale length of the radial distribution of H II regions in galaxies, it is seen that the Hubble type of the Milky Way Galaxy is Sc or SBc ...
P. Hodge
semanticscholar   +1 more source

Nanobody‐based heavy chain antibodies and chimeric antibodies

open access: yesImmunological Reviews, Volume 328, Issue 1, Page 466-472, November 2024.
Summary Nanobodies are the products of an intriguing invention in the evolution of immunoglobulins. This invention can be traced back approximately 45 million years to the common ancestor of extant dromedaries, camels, llamas, and alpacas. Next to conventional heterotetrameric H2L2 antibodies, these camelids produce homodimeric nanobody‐based heavy ...
Friedrich Koch‐Nolte
wiley   +1 more source

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