Results 91 to 100 of about 3,336,689 (385)

Campo y crisis climática [PDF]

open access: yes, 2010
Contiene la nota "Y en el estado español, ¿qué?", de la Coordinadora de Organizaciones de Agricultores i Ganaderos (COAG).El sistema industrial de alimentos es incapaz de garantizar la alimentación de las personas y las necesidades de subsistencia en un ...
GRAIN
core   +1 more source

Strongly coupled artificial bulk HTS grain boundaries with high critical current densities [PDF]

open access: yes, 2007
A multi-seeding process has been developed to fabricate single Y-Ba-Cu-O (YBCO) grains containing strong artificial grain boundaries. Multi-seeding of heterogeneous YBCO grains with controlled orientation was achieved using large Sm-Ba-Cu-O (SmBCO ...
Cardwell, DA   +3 more
core   +1 more source

Long‐Term Opioids in Gout: A Matched Cohort Study From the Veterans Health Administration

open access: yesArthritis Care &Research, EarlyView.
Objective Though used frequently to treat flare, risk of long‐term opioid exposure in gout has not been well defined. In this study, we examined the hypothesis that people with gout are more likely than individuals without gout to be prescribed long‐term opioids over time.
Lindsay N. Helget   +7 more
wiley   +1 more source

Identifying High‐Impact Solutions to Address Racial and Ethnic Health Disparities in Lupus: A Consensus‐Based Approach

open access: yesArthritis Care &Research, EarlyView.
Objective We conducted formative research aimed at identifying solutions that address inequitable health outcomes in lupus due to adverse social determinants of health (SDoH). Methods We conducted a search for keywords, which provided insights into potential solutions and initiatives underway. An advisory panel of lupus experts iteratively reviewed the
Joy Buie   +11 more
wiley   +1 more source

Phenomenology of black hole evaporation with a cosmological constant

open access: yes, 2005
In this brief note, we investigate some possible experimental consequences of the de-Sitter or Anti-de-Sitter background spacetime structure for d-dimensional evaporating black holes.
Barrau, A., Grain, J., Labbe, J.
core   +2 more sources

Observational issues in loop quantum cosmology

open access: yes, 2014
Quantum gravity is sometimes considered as a kind of metaphysical speculation. In this review, we show that, although still extremely difficult to reach, observational signatures can in fact be expected.
Barrau, A.   +3 more
core   +3 more sources

Enhancing Corrosion Resistance and Mechanical Strength of 3D‐Printed Iron Polylactic Acid for Marine Applications via Laser Surface Texturing

open access: yesAdvanced Engineering Materials, EarlyView.
Laser surface texturing significantly improves the corrosion resistance and mechanical strength of 3D‐printed iron polylactic acid (Ir‐PLA) for marine applications. Optimal laser parameters reduce corrosion by 80% and enhance tensile strength by 25% and ductility by 15%.
Mohammad Rezayat   +6 more
wiley   +1 more source

Dementia with Grains (Argyrophilic Grain Disease)

open access: yesBrain Pathology, 1998
Dementia with grains, also referred to as argyrophilic grain disease, is a morphological condition in elderly individuals histologically characterised by the widespread occurrence of minute, spindle or comma‐shaped argyrophilic, tau‐immunoreactive structures distinct from neuropil threads that are predominantly located in the hippocampus and related ...
openaire   +3 more sources

POKER: Estimating the power spectrum of diffuse emission with complex masks and at high angular resolution

open access: yes, 2011
We describe the implementation of an angular power spectrum estimator in the flat sky approximation. POKER (P. Of k EstimatoR) is based on the MASTER algorithm developped by Hivon and collaborators in the context of CMB anisotropy.
Ade   +23 more
core   +1 more source

Dynamic Precipitation during High‐Pressure Torsion of a Magnesium–Manganese Alloy

open access: yesAdvanced Engineering Materials, EarlyView.
An ultrafine‐grained alloy is produced by high‐pressure torsion of solutionized Mg–1.35 wt% Mn. Precipitation of nanometer‐scale Mn particles during deformation provides pinning sites. This prevents the formation of a bimodal grain structure and results in a finer grain size than for pure Mg.
Julian M. Rosalie, Anton Hohenwarter
wiley   +1 more source

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