Results 71 to 80 of about 1,792,900 (190)

Charge stripe manipulation of superconducting pairing symmetry transition

open access: yesNature Communications
Charge stripes have been widely observed in many different types of unconventional superconductors, holding varying periods ( $${{\mathcal{P}}}$$ P ) and intensities.
Chao Chen   +8 more
doaj   +1 more source

Probing the star formation main sequence down to 107 M⊙ at 1  <  z  <  9

open access: yesAstronomy & Astrophysics
The main sequence of star-forming galaxies (SFGMS or MS) is a fundamental scaling relation that provides a global framework for studying galaxy formation and evolution, as well as an insight into the complex star formation histories (SFHs) of individual ...
Mérida Rosa M.   +14 more
doaj   +1 more source

Tleco: A Toolkit for Modeling Radiative Signatures from Relativistic Outflows

open access: yesThe Astrophysical Journal
A wide range of astrophysical sources exhibit extreme and rapidly varying electromagnetic emission indicative of efficient nonthermal particle acceleration.
Zachary Davis   +2 more
doaj   +1 more source

A critical evaluation of the new Hall of Astronomy of the University of Mexico Science Museum

open access: yes, 2008
On December 2004, the newly designed astronomy hall at Universum, the science museum of the Universidad Nacional Autonoma de Mexico, was opened to the public.
Doddoli, Consuelo   +1 more
core  

The 1948 solar eclipse and the genesis of radio astronomy in Victoria [PDF]

open access: yes, 2004
In the early years of radio astronomy, solar eclipses played a critical role in establishing the sources of solar radio emission. During the half decade from 1945, Australia emerged as a leading nation in radio astronomy, with most of the observations ...
Orchiston, Wayne
core   +1 more source

THE COMPUTER SUPPORT OF FUTURE NAVIGATORS’ OF “SEAWORTHY ASTRONOMY”

open access: yesInformation Technologies in Education, 2010
In the given article the questions of computer support during the teaching of navigators on subject discipline “Seaworthy Astronomy” are considered at definition of calculated altitude and a luminary azimuth.
openaire   +2 more sources

A Novel Convolutional Neural Network–Long Short-term Memory Model for Interplanetary Coronal Mass Ejection Detection

open access: yesThe Astrophysical Journal Supplement Series
Current models for detecting interplanetary coronal mass ejections (ICMEs) using spacecraft in situ measurements rely heavily on manual processes, resulting in time-consuming procedures, inconsistencies in identification criteria, and gaps in existing ...
Junpei Li   +5 more
doaj   +1 more source

Nineteenth century astronomy at the US Naval Academy [PDF]

open access: yes, 2002
During the 1850s the newly-formed U.S. Naval Academy in Annapolis, Maryland, acquired a small observatory featuring a 19.7-cm (7.75-in.) Clark refractor, transit telescopes, and an astronomical clock.
Shankland, Paul D., Orchiston, Wayne
core   +1 more source

Commercial and Sublime: Popular Astronomy Lectures in Nineteenth Century Britain [PDF]

open access: yes, 2015
This thesis discusses the practitioners, sites, curriculums, apparatus and audiences of popular astronomy lecturing in nineteenth-century Britain. Lecturers who were active approximately between 1820 and 1860 are the focus.
Huang, H-F
core  

Women in Astronomy (Free Astronomy Public Lectures)

open access: yes, 2014
Scientific literacy is required if we want our global society to succeed, but for a variety of reasons, science isn't a passion for most people, and most of the people in science are stereotypical white men.
Pamela Gay
core   +1 more source

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