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The universal shape of the X-ray variability power spectrum of AGN up to z ∼ 3

Description: Authors of the article assert that they studied the ensemble X-ray variability properties of active galactic nuclei (AGN) over large ranges of timescale (20 ks ≤ T ≤ 14 yr), redshift (0 ≤ z ≲ 3), luminosity (1040 erg s−1 ≤ LX ≤ 1046 erg s−1), and black hole (BH) mass (106 ≤ M⊙ ≤ 109). The authors show that the data collected from archival observations and previous literature studies are fully consistent with a universal PSD form, which does not show any evidence for systematic evolution of shap… more
Date: May 8, 2023
Creator: Paolillo, Maurizio; Papadakis, I.; Brandt, William Nielsen; Bauer, Franz E.; Lanzuisi, G.; Allevato, V. et al.
Partner: UNT College of Science
open access

A New Citation Recommendation Strategy Based on Term Functions in Related Studies Section

Description: This article focuses on citation recommendation in the related studies section by applying the term function of a citation context, potentially improving the efficiency of writing a literature review. The citation recommendation strategy can be helpful for valuable citation discovery, semantic scientific retrieval, and automatic literature review generation.
Date: May 8, 2021
Creator: Chen, Haihua
Partner: UNT College of Information
open access

Arms Control and Nonproliferation: A Catalog of Treaties and Agreements

Description: This report provides an overview of many of the key arms control and nonproliferation agreements and endeavors of the past 40 years, divided into three sections. The first describes arms control efforts between the United States and the states of the former Soviet Union. The second section describes multilateral nuclear nonproliferation efforts. The final section reviews treaties and agreements that address chemical, biological, and conventional weapons.
Date: May 8, 2018
Creator: Woolf, Amy F.; Kerr, Paul K. & Nikitin, Mary Beth D.
Partner: UNT Libraries Government Documents Department
open access

Bahrain: Reform, Security, and U.S. Policy

Description: This report discusses the current state of reform and foreign policy in Bahrain. An uprising against Bahrain's Al Khalifa royal family that began on February 14, 2011, has not achieved the goals of Shiite oppositionists to establish a constitutional monarchy. Public unrest has diminished since 2012, but occasional large demonstrations, opposition boycotts of elections, and continued arrests of dissidents counter government assertions that Bahrain has "returned to normal."
Date: May 8, 2015
Creator: Katzman, Kenneth
Partner: UNT Libraries Government Documents Department
open access

The United Kingdom Election

Description: This report briefly outlines the United Kingdom's recent election that was held on May 7, 2015 and resulted in a decisive victory for the Conservative Party.
Date: May 8, 2015
Creator: Mix, Derek E.
Partner: UNT Libraries Government Documents Department
open access

Congress's Contempt Power and the Enforcement of Congressional Subpoenas: Law, History, Practice, and Procedure

Description: This report examines the source of the contempt power, reviews the historical development of the early case law, outlines the statutory and common law basis for Congress's contempt power, and analyzes the procedures associated with inherent contempt, criminal contempt, and the civil enforcement of subpoenas. It also includes a detailed discussion of two recent information access disputes that led to the approval of contempt citations in the House against then-White House Chief of Staff Joshua B… more
Date: May 8, 2014
Creator: Garvey, Todd & Dolan, Alissa M.
Partner: UNT Libraries Government Documents Department
open access

Jordan: Background and U.S. Relations

Description: This report provides an overview of Jordanian politics and current issues in U.S.-Jordanian relations. It provides a brief discussion of the nation's government and economy, as well as Jordan's cooperation in promoting Arab-Israeli peace and other U.S. policy objectives in the Middle East.
Date: May 8, 2014
Creator: Sharp, Jeremy M.
Partner: UNT Libraries Government Documents Department
open access

Libya: Transition and U.S. Policy

Description: This report discusses the revolution and post-conflict transition in Libya, triggered in mid-February 2011 by a chain of events resulting in the death of the Prime Minister (Qadhafi); a new government was elected in July. The report also looks at the military and economic state of the country, including human rights, Islam and politics, and Libya's oil assets.
Date: May 8, 2014
Creator: Blanchard, Christopher M.
Partner: UNT Libraries Government Documents Department
open access

U.S. Special Operations Forces (SOF): Background and Issues for Congress

Description: This report covers Special Operations Forces (SOF) budgets for FY2014 and expected uses of the bugeted money. SOF actions play a significant role in U.S. military operations, and the Administration has given U.S. SOF greater responsibility for planning and conducting worldwide counterterrorism operations.
Date: May 8, 2014
Creator: Feickert, Andrew
Partner: UNT Libraries Government Documents Department
open access

Ukraine: Current Issues and U.S. Policy

Description: This report offers background information on Ukraine's current political and economic situation, as well as foreign policy towards NATO, the European Union, and Russia. It also discusses U.S. policy, U.S. aid to Ukraine, the congressional response, and other legislation.
Date: May 8, 2014
Creator: Woehrel, Steven
Partner: UNT Libraries Government Documents Department
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