Results 41 to 50 of about 32,197 (256)

Spotlight on the Nucleotide: Solid‐State NMR for the Investigation of ATP Hydrolysis in the ATPase SmsC

open access: yesChemistry – A European Journal, EarlyView.
Nucleotide‐detected solid‐state NMR has been applied to probe nucleotide conformations and dynamics during ATP hydrolysis using the dimeric P‐loop ATPase SmsC as a model protein. The different stages of ATP hydrolysis have been mimicked by ATP analogues for which different degrees of conformational heterogeneity have been observed. ABSTRACT Solid‐state
Nina Wehr   +7 more
wiley   +1 more source

Soil Loosening of Compacted Urban Tree Sites Using a Pneumatic Lance Injector: Quantifying Treatment Success Through Tree Morphology and Soil Structure Parameters via Terrestrial Laser Scanning

open access: yesJournal of Plant Nutrition and Soil Science, EarlyView.
ABSTRACT Background Urban trees provide essential ecosystem services, but their growth and longevity are often limited by soil compaction. Although pneumatic lance injection (PLI) is increasingly promoted as a minimally invasive and efficient soil loosening technique, but robust scientific evidence for its long‐term effectiveness remains limited.
Oliver Löwe   +3 more
wiley   +1 more source

Einige Überlegungen zur Bestimmung des Äquivalenzgrades am Beispiel des lexikalischen Feldes „Erhebung im Gelände“

open access: yesKalbotyra, 2015
Eine der wichtigsten Fragen in der kontrastiven Lexikologie, zweisprachigen Lexikografie und der Übersetzungswissenschaft ist die Bestimmung des Äquivalenzgrades zwischen den Lexemen der Vergleichssprachen.
Daumantas Katinas
doaj   +1 more source

A systematic review of the prevalence, risk factors, and protective factors of posttraumatic stress disorder among paramedics

open access: yesJournal of Traumatic Stress, EarlyView.
Abstract Paramedics are frequently exposed to trauma and may be at elevated risk of posttraumatic stress disorder (PTSD) and complex PTSD (CPTSD). This review aimed to map PTSD prevalence among paramedics, identify risk and protective factors, and scope existing literature on CPTSD in paramedics.
Brogan Johnston   +4 more
wiley   +1 more source

Inequalities in intraspecific plant–lemur interactions drive seed dispersal patterns

open access: yesOikos, EarlyView.
Biotic interactions occur between individuals and accumulate to shape species‐level interaction structure across a community. Skewed interaction structures, where a few individuals are highly connected and most have few interactions, are increasingly identified at the individual‐level.
Jadelys Tonos   +2 more
wiley   +1 more source

Changes of woody plant interaction and spatial distribution between rocky and sandy soil areas in a semi-arid savanna, South Africa

open access: yes, 2010
We examined the impact of shrub–shrub interactions and soil type (rocky or sandy) on growth and spatial distribution of the two savanna shrub species Tarchonanthus camphoratus and Acacia mellifera.
D. Ward   +8 more
core   +1 more source

Wiegand, Patrick. Learning and Teaching with maps Londonn: Routledge, 2006

open access: yesTerrae Didatica, 2015
O livro Learning and teaching with maps, de autoria do professor Patrick Wiegand, pesquisador da didática da geografia e cartografia na Faculdade de Educação da Universidade de Leeds, na Inglaterra, faz uma extensa revisão bibliográfica de estudos e ...
Adriano Rodrigo Oliveira
doaj   +1 more source

Population-Based Novelty Searches Can Converge

open access: yesProceedings of the International Florida Artificial Intelligence Research Society Conference, 2021
Novelty search is a powerful tool for finding sets of complex objects in complicated, open-ended spaces. Recent empirical analysis on a simplified version of novelty search makes it clear that novelty search happens at the level of the archive space, not
R. Paul Wiegand
doaj   +1 more source

Seed co‐occurrence caused by shared frugivores leaves a long‐lasting signal in the spatial co‐occurrence among plants

open access: yesOikos, EarlyView.
By dispersing seeds, frugivorous animals affect spatial co‐occurrence of plants, ultimately influencing plant community dynamics. Frugivorous animals are intrinsically involved in plant community dynamics, by dispersing seeds of fleshy‐fruited plants and influencing their spatial co‐occurrence.
Antonio J. Perea   +8 more
wiley   +1 more source

An Integrated Semasiological and Onomasiological Presentation of Semantic Information in General Monolingual Dictionaries as Proposed in H.E. Wiegand's Semantics and Lexicography

open access: yesLexikos, 2011
<p>Abstract: Herbert Ernst Wiegand is a very important figure in international metalexicography. A large part of his research has up to now been unavailable to the majority of the English-speaking world, because it has mainly been published in ...
Phillip Louw
doaj   +1 more source

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