Results 41 to 50 of about 863,790 (279)

The Looming Threat of Cyberterrorism [PDF]

open access: yes, 2013
Technology has the ability to make gray what was once the black letter of the ...

core  

NanoMOF‐Based Multilevel Anti‐Counterfeiting by a Combination of Visible and Invisible Photoluminescence and Conductivity

open access: yesAdvanced Functional Materials, EarlyView.
This study presents novel anti‐counterfeiting tags with multilevel security features that utilize additional disguise features. They combine luminescent nanosized Ln‐MOFs with conductive polymers to multifunctional mixed‐matrix membranes and powder composites. The materials exhibit visible/NIR emission and matrix‐based conductivity even as black bodies.
Moritz Maxeiner   +9 more
wiley   +1 more source

Prospects of Electric Field Control in Perpendicular Magnetic Tunnel Junctions and Emerging 2D Spintronics for Ultralow Energy Memory and Logic Devices

open access: yesAdvanced Functional Materials, EarlyView.
Electric control of magnetic tunnel junctions offers a path to drastically reduce the energy requirements of the device. Electric field control of magnetization can be realized in a multitude of ways. These mechanisms can be integrated into existing spintronic devices to further reduce the operational energy.
Will Echtenkamp   +7 more
wiley   +1 more source

The high frequency power spectrum of Markarian 766 [PDF]

open access: yes, 2003
An analysis is presented of the power spectrum of X-ray variability of the bright Seyfert 1 galaxy Mrk 766 as observed by XMM-Newton. Over the 0.2-10 keV energy range the power spectral density (PSD) is well-represented by a power-law with a slope of ...
A. C. Fabian   +42 more
core   +3 more sources

Multicolor Optoelectronic Synapse Enabled by Photon‐Modulated Remote Doping in Solution‐Processed Van Der Waals Heterostructures

open access: yesAdvanced Functional Materials, EarlyView.
Multicolor optoelectronic synapses are realized by vertically integrating solution‐processed MoS2 thin‐film and SWCNT. The electronically disconnected but interactive MoS2 enables photon‐modulated remote doping, producing a bi‐directional photoresponse.
Jihyun Kim   +8 more
wiley   +1 more source

Measuring Pakistan’s Legislative Preparedness against COVID-19: A Critical Study of Newly Promulgated Law

open access: yesJournal of Business and Social Review in Emerging Economies, 2020
Background: Since December 2019, the COVID-19 pandemic has challenged the international community on health and legislative fronts. The widespread disease needs an effective response from the health-care system as well as the legislative framework ...
Jibran Jamshed   +3 more
doaj   +1 more source

Constraints on primordial black holes and primeval density perturbations from the epoch of reionization [PDF]

open access: yes, 2002
We investigate the constraint on the abundance of primordial black holes (PBHs) and the spectral index $n$ of primeval density perturbations given by the ionizing photon background at the epoch of reionization. Within the standard inflationary cosmogony,
Carr B. J., Li-Zhi Fang, Ping He
core   +2 more sources

Electron–Matter Interactions During Electron Beam Nanopatterning

open access: yesAdvanced Functional Materials, EarlyView.
This article reviews the electron–matter interactions important to nanopatterning with electron beam lithography (EBL). Electron–matter interactions, including secondary electron generation routes, polymer radiolysis, and electron beam induced charging, are discussed.
Camila Faccini de Lima   +2 more
wiley   +1 more source

THE TRANSFORMATIVE POWER OF THE EU-UKRAINE DCFTA: EVIDENCE FROM THE ONGOING DEREGULATION REFORM IN UKRAINE [PDF]

open access: yesCES Working Papers, 2016
The lack of genuine transformative power in the region was repeatedly distinguished as a major weakness of the Eastern Partnership (EaP) in Ukraine. However, the intensity and comprehensiveness of ongoing reform processes cause the need to revise the ...
Maryna Rabinovych
doaj   +2 more sources

The Real Deal: Using Authentic Assessment to Promote Student Engagement in the First and Second Years of a Regional Law Program

open access: yesLegal Education Review, 2011
Labour law is an academic discipline which overtly touches upon a number of other disciplines such as labour history, industrial relations and economics.
Caroline Hart   +3 more
doaj   +1 more source

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