Results 61 to 70 of about 85,619 (228)

Functionalized Germanene as a Prototype of Large-Gap Two-Dimensional Topological Insulators

open access: yes, 2014
We propose new two-dimensional (2D) topological insulators (TIs) in functionalized germanenes (GeX, X=H, F, Cl, Br or I) using first-principles calculations.
Duan, Wenhui   +5 more
core   +2 more sources

Mapping the lineage of prostate tissue ablation medical device predicates for focal therapy of prostate cancer approved via the FDA 510(k) clearance pathway

open access: yesSurgical Practice, EarlyView.
Abstract Objective Medical devices are reviewed by the US Food and Drug Administration (FDA) for safety and effectiveness. Class II devices can receive 510(k) clearance if they are “substantially equivalent” to an existing predicate device. This process can be repeated iteratively, leading to a lineage of predicates for newly cleared devices.
Yiting Lin   +3 more
wiley   +1 more source

The Graduate Education Initiative: Description and Preliminary Findings [PDF]

open access: yes, 2006
[Excerpt] In1991 the Andrew W. Mellon Foundation launched the Graduate Education Initiative (hereafter GEI) to improve the structure and organization of PhD programs in the humanities and social sciences.
Brucker, Sharon M.   +3 more
core   +1 more source

Climatic conditions, landscape, and habitat quality drive patch occupancy and larval density of a threatened mire butterfly

open access: yesInsect Science, EarlyView.
The Moorland Clouded Yellow (Colias palaeno) benefited from cattle grazing in three different ways by (i) fostering the nectar supply; (ii) enhancing rejuvenation of the host plant (Vaccinium uliginosum); and (iii) improving microclimatic conditions for successful development of the immature stages.
Florian Fumy   +3 more
wiley   +1 more source

La liberalizzazione dell'autotrasporto [PDF]

open access: yes, 2006
Il valore della sicurezza, bene fondamentale e insito nella stes¬sa natura del trasporto e perseguito in tutta la materia in generale, nella presente normativa viene incoronato ufficialmente come “bene primario”.
Gei, Federica
core   +1 more source

LTE enhancements for Public Safety and Security communications to support Group Multimedia Communications [PDF]

open access: yes, 2015
Currently Public Safety and Security communication systems rely on reliable and secure Professional Mobile Radio (PMR) Networks that are mainly devoted to provide voice services.
Carlà, Lorenzo   +4 more
core   +2 more sources

Corporate Carbon Management System Quality and Voluntary Carbon Assurance: The Moderating Effect of Institutional Setting

open access: yesAccounting &Finance, EarlyView.
ABSTRACT This study examines the relationship between voluntary carbon assurance (VCA) and carbon management system quality (CMSQ). Using a sample representing more than 40 countries over the period 2011–2018, we show empirically that firms with superior CMSQ tend to adopt VCA to show their commitment to a green transition to a decarbonised business ...
Jibriel Elsayih   +3 more
wiley   +1 more source

Regulation of axon repulsion by MAX-1 SUMOylation and AP-3. [PDF]

open access: yes, 2018
During neural development, growing axons express specific surface receptors in response to various environmental guidance cues. These axon guidance receptors are regulated through intracellular trafficking and degradation to enable navigating axons to ...
Chen, Shih-Yu   +6 more
core  

Percolation in living neural networks [PDF]

open access: yes, 2006
We study living neural networks by measuring the neurons' response to a global electrical stimulation. Neural connectivity is lowered by reducing the synaptic strength, chemically blocking neurotransmitter receptors.
D. Stauffer   +8 more
core   +2 more sources

Freely (Un)Equal

open access: yesEconomics of Transition and Institutional Change, EarlyView.
ABSTRACT Gender equality in the economy is a key issue on the political agenda. Western countries have long pursued policies promoting free competitive markets, with the EU focusing on harmonisation for market freedom. This study examines how economic freedom impacts gender equality using an instrumental variable approach. Results reveal mixed effects:
Matteo Migheli
wiley   +1 more source

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