Results 31 to 40 of about 46,252 (112)

Identification campaign of supernova remnant candidates in the Milky Way - I: Chandra observation of G308.3-1.4 [PDF]

open access: yes, 2012
ROSAT all-sky survey (RASS) data have provided another window to search for supernova remnants (SNRs). In reexamining this data archive, a list of unidentified extended X-ray objects have been suggested as promising SNR candidate. However, most of these targets have not yet been fully explored by the state-of-art X-ray observatories.
arxiv   +1 more source

Using Network Analysis on Twitter Data to Identify Threats on Indonesian Digital Activism [PDF]

open access: yesarXiv, 2021
In this study, we tried to see and characterize potential threats to digital activism in the internet-active nation of Indonesia by doing network analysis on a recent digital activism event on Twitter, which protested against a recent law related to alcoholic beverage investment.
arxiv  

R-process Experimental Campaign at the National Superconducting Cyclotron Laboratory [PDF]

open access: yesPoSNIC-IX:162,2006, 2006
A JINA/VISTARS r-process campaign was completed at the A1900 Fragment Separator of the National Superconducting Cyclotron Laboratory in the fall of 2005. The purpose of the campaign was the measurement of the beta-decay half-lives and beta-delayed neutron-emission probabilities of different unknown neutron-rich nuclei participating in the r-process ...
arxiv  

Florida Politics and the Tallahassee Press [PDF]

open access: yes, 2021
In 1849, the editor of the Tallahassee Floridian & Journal, one of the state’s leading newspapers, recommended the compilation of Florida’s news journals so that future historical researchers would be furnished with “extensive and otherwise unattainable ...
Graham, Thomas S.
core   +1 more source

Reviewing National Cybersecurity Awareness for Users and Executives in Africa [PDF]

open access: yesarXiv, 2019
There is an unprecedented increase in cybercrime globally observed over the last years. One of the regions driving this increase is Africa, where significant financial losses are reported. Yet, citizens of African countries are not aware of the risks present in cyberspace.
arxiv  

Southern port city politics and the Know Nothing Party in the 1850s [PDF]

open access: yes, 1994
Scholars of the 1850s have focused their attention on national or state issues which fostered the development of sectionalism and disunion. Political parties which operated beyond the mainstream of national partisan rivalries have usually been treated as
Crowson, Brian Edward
core   +1 more source

Seoul National University AGN Monitoring Project. I. Strategy and Sample [PDF]

open access: yes, 2019
While the reverberation mapping technique is the best available method for measuring black hole mass in active galactic nuclei (AGN) beyond the local volume, this method has been mainly applied to relatively low-to-moderate luminosity AGNs at low redshift.
arxiv   +1 more source

Flecheros indígenas matagalpa “héroes nacionales”

open access: yes, 2017
Based on Decree No. 808 of the year 2012 of the National Assembly, which recognizes the quality of national heroes to the archers of the indigenous community of Matagalpa by their participation in the Battle of San Jacinto (September 14, 1856).
M. Rizo
semanticscholar   +1 more source

Loose Party Times: The Political Crisis of the 1850s in Westchester County, New York

open access: yes, 2011
On November 7, 1848 William H. Robertson rose early and rushed to the post office in Bedford, a town in Westchester County, New York. The young lawyer was brimming with excitement because two weeks earlier, the Whigs in the county?s northern section had ...
Baum, Zachary
core  

Idealism and materialism in antebellum southern political history : a review essay [PDF]

open access: yes, 1981
Although the mainstream "new political historians" have largely ignored the South, historians of the antebellum South have produced some of the most interesting recent works in political history.
Kousser, J. Morgan
core  

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