Results 71 to 80 of about 21,385 (219)

Mass spectrometry imaging of N‐linked glycans: Fundamentals and recent advances

open access: yesMass Spectrometry Reviews, EarlyView.
Abstract With implications in several medical conditions, N‐linked glycosylation is one of the most important posttranslation modifications present in all living organisms. Due to their nontemplate synthesis, glycan structures are extraordinarily complex and require multiple analytical techniques for complete structural elucidation.
Tana V. Palomino, David C. Muddiman
wiley   +1 more source

Unravelling vicious circles of land use competition and food insecurity in agropastoral rangelands

open access: yesPeople and Nature, EarlyView.
Abstract In many regions of the world, the adoption of new livelihood strategies that compete with traditional strategies is one driver of competition over land, resulting in unforeseen impacts on the livelihoods of land users and accelerating land degradation. One example is the Borana Zone in southern Ethiopia, where the expansion of crop cultivation
Gunnar Dressler   +2 more
wiley   +1 more source

Solid Particle Erosion and Predictive Modeling of Epoxy Composites Reinforced With Diatom Frustules

open access: yesPolymer Composites, EarlyView.
Schematic representation of the solid particle erosion process and predictive modeling workflow for diatom frustule‐reinforced epoxy composites, illustrating the test setup, erosion response curve, and filler‐matrix interaction. ABSTRACT This study examines the solid particle erosion wear behavior of epoxy composites reinforced with 5–20 wt% calcined ...
Elif Gültürk   +4 more
wiley   +1 more source

Macroeconomic announcements, communication and order flow on the Hungarian foreign exchange market [PDF]

open access: yes, 2009
We investigate the relation between the intradaily HUF/EUR exchange rate on the one hand and news announcements and order flow on the other hand. We extend the existing literature on foreign exchange market microstructure by considering a small open ...
Frömmel, Michael   +2 more
core   +1 more source

A supermartingale argument for characterizing the Functional Hill process weak law for small parameters

open access: yes, 2016
The paper deals with the asymptotic laws of functional of standard random variables. These classes of statistics are closely related to estimators of the extreme value index when the underlying distribution function is in the Weibull domain of attraction.
Adekpejou, Akym   +3 more
core   +1 more source

Assimilation of European and global Mode‐S aircraft observations into the Met Office global deterministic numerical weather prediction model

open access: yesQuarterly Journal of the Royal Meteorological Society, EarlyView.
European and global Mode‐S aircraft reports have been assimilated into the Met Office global deterministic numerical weather prediction model, improving forecast accuracy for wind, temperature, and geopotential height. This is the first time global Mode‐S network data have been assimilated, which include data from under‐observed regions, and has ...
Elliott Warren   +5 more
wiley   +1 more source

Education for Problems of Sustainable Development

open access: yesSustainable Development, EarlyView.
ABSTRACT The Cynefin framework for decision‐making categorizes problem environments into simple (known knowns), complicated (known unknowns), complex (unknown unknowns), and chaotic (unknowables). Simple and complicated problem environments enable best and good solutions, but complex and chaotic problem environments require emergent and novel solutions.
Abbas Ziafati Bafarasat
wiley   +1 more source

Macroeconomic announcements, communication and order flow on the Hungarian foreign exchange market [PDF]

open access: yes
We investigate the relation between the EUR/HUF exchange rate on the one hand and news announcements and order flow on the other hand using intraday data.
Klára Pintér   +2 more
core  

Are non‐economic goals and financial performance friends or foes in hybrid ventures? A duality perspective on academic spin‐offs

open access: yesStrategic Entrepreneurship Journal, EarlyView.
Abstract Research Summary This study draws on the behavioral theory of the firm and a duality perspective to investigate the impact of founders' focus on academic goals on the financial performance of academic spin‐offs (ASOs)—a specific type of hybrid venture. We theorize that such relationship follows an inverse U‐shaped curve and is moderated by the
Tommaso Minola   +4 more
wiley   +1 more source

Strategic positioning and accelerating regulatory clearance for new ventures

open access: yesStrategic Management Journal, EarlyView.
Abstract Research Summary How do new ventures strategically position their products to accelerate regulatory clearance? We investigate this question in the medical device industry, where regulatory clearance is a prerequisite for market entry. We examine 239 new firms' 510(k) device clearances by the FDA between 2001 and 2019.
Emily Cox Pahnke   +2 more
wiley   +1 more source

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