Results 41 to 50 of about 906,996 (243)

Flip Angle Errors in Actual Flip Angle Imaging Using Polyvinylpyrrolidone/Water‐Based Phantoms

open access: yesMagnetic Resonance in Medicine, EarlyView.
ABSTRACT Purpose The aim of this work is to report and investigate unexpected errors in actual flip angle imaging (AFI) applied to phantom fillings based on polyvinylpyrrolidone (PVP). Methods Flip angle maps of PVP/water mixtures with different PVP ratios were acquired at 3 T and 7 T using a 3D cartesian AFI. The influence of spoiling was investigated
Niklas Himburg   +4 more
wiley   +1 more source

Revisiting the taxonomy and nomenclature of Phyla, a small genus of Verbenaceae

open access: yesNordic Journal of Botany, EarlyView.
Phyla is unique within Verbenaceae due to the presence of malpighiaceous hairs. Its taxonomy has long been marked by difficulties in defining species boundaries. The most recent revision of the genus recognized five species and three varieties. In this study, however, we recognize only two species and no varieties: P.
Pedro Henrique Cardoso   +3 more
wiley   +1 more source

Improving Students’ Creativity In The Proving The Validity Of Arguments Through Learning Strategy ”What’s Another Way” [PDF]

open access: yes, 2011
The purpose of this study was to describe the enhancing creativity of students in proving the validity of arguments through learning strategy "what's another way". This research was an action research with qualitative descriptive approach.
Warli, Warli
core  

The missing woodland story: Implications of 1700 years of stand‐scale change on ‘naturalness’ and managing remnant broadleaved woodlands

open access: yesPeople and Nature, EarlyView.
Abstract Longer‐term perspectives—equivalent to the lifespans of long‐lived trees—are required to fully inform perceptions of ‘naturalness’ used in woodland conservation and management. Stand‐scale dynamics of an old growth temperate woodland are reconstructed using palaeoecological data.
Annabel Everard   +4 more
wiley   +1 more source

Global Symmetry, Sphericity, and Roundness in Hemisphere Forming of Fabric Reinforcements: Associations With Local Fiber Distortions and a Black‐Box Quality Prediction

open access: yesPolymer Composites, EarlyView.
Data‐driven assessment of primaryand secondary quality metrics in hemisphere forming of a fabric reinforcement. ABSTRACT An experimental analysis is conducted to identify the effect of design variables on a set of global geometrical quality metrics, including sphericity, roundness, and symmetry, in hemisphere draping of woven fabrics, next to the ...
Sorayya Kazemi   +2 more
wiley   +1 more source

Mining Alzheimer's Interactomes, Macromolecular Complexes and Pathways for Drug Discovery

open access: yesPROTEOMICS, EarlyView.
ABSTRACT Alzheimer's disease (AD) is a progressive neurodegenerative disorder that leads to dementia. Many cases are diagnosed annually and there is no currently available cure. Understanding the underlying disease biology of AD through the study of molecular networks, particularly by mapping clinical variants to tissue‐specific interactomes and ...
Kalpana Panneerselvam   +12 more
wiley   +1 more source

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