Results 121 to 130 of about 2,352,580 (365)

‘Escaping Isn't for Everyone’: Kurdish Smugglers’ Navigational Tactics at Checkpoints in Iran

open access: yesDevelopment and Change, EarlyView.
ABSTRACT This article examines how Kurdish smugglers navigate state and insurgent checkpoints in the borderlands of western Iran. Drawing on ethnographic research, it analyses two key navigational tactics: persin, a form of negotiated passage involving transaction, recognition and the contingent toleration of authority; and jimi, rendered here as ...
Peyman Zinati
wiley   +1 more source

Electromagnetic (electronic) warfare

open access: yes
Electromagnetic radiation ("spectrum") is essential for modern warfare. What challenges and opportunities does electromagnetic warfare present to the UK?
Stephanie Halwa, Lydia Harriss
openaire   +2 more sources

Identification of Sonar Detection Signal Based on Fractional Fourier Transform

open access: yesPolish Maritime Research, 2018
Aiming at the source of underwater acoustic emission, in order to identify the enemy emission sonar source accurately. Using the digital watermarking technology and combining with the good time-frequency characteristics of fractional Fourier transform ...
Biao Wang   +3 more
doaj   +1 more source

Speculation in the United Kingdom, 1785‒2019

open access: yesThe Economic History Review, EarlyView.
Abstract Speculation has long been thought to have significant economic effects, but it is difficult to measure, making it challenging to examine these effects empirically. In this paper we measure speculation in the United Kingdom since 1785 by using business and financial reporting in The Times newspaper.
William Quinn   +2 more
wiley   +1 more source

Enhanced pulse amplitude estimation for electronic warfare systems [PDF]

open access: bronze, 2019
Yu‐Ri Lee   +2 more
openalex   +1 more source

The status of thegn in late Anglo‐Saxon England

open access: yesEarly Medieval Europe, EarlyView.
This article considers how the term ‘thegn’ was used in tenth‐ and eleventh‐century England. Although commonly thought to indicate members of a face‐to‐face service aristocracy with specific attributes, it has resisted close definition. Examination of references to anonymous thegns in administrative and legal texts suggests that the people meant were ...
Richard Purkiss
wiley   +1 more source

21st Century Simulation: Exploiting High Performance Computing and Data Analysis [PDF]

open access: yes, 2004
This paper identifies, defines, and analyzes the limitations imposed on Modeling and Simulation by outmoded paradigms in computer utilization and data analysis.
Baer, Garth D.   +2 more
core  

A Novel Ku‐Band Waveguide Piezo‐Electric Air Gap Capacitor Using a Single Tuning Element

open access: yesIET Microwaves, Antennas & Propagation
In this work, a tuning element with controllable air gap integrated and implemented in a rectangular Ku‐band WR62 waveguide is presented. The proposed tuning element concept, consists of two, top and bottom, thin conductive parallelepiped arms, which are
Abraham Loutridis   +3 more
doaj   +1 more source

Geopolitical Risk and Domestic Bank Deposits

open access: yesFinancial Management, EarlyView.
ABSTRACT We investigate the relationship between global geopolitical risk and bank deposit flows across a wide panel of European countries. Motivated by the pivotal role of deposit stability for financial intermediation and systemic resilience, we explore whether geopolitical shocks alter depositors’ portfolio choices.
Dimitris Anastasiou   +3 more
wiley   +1 more source

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