Results 41 to 50 of about 919,431 (267)
José Luis Rodríguez Zapatero, presidente del Gobierno español
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Editor Revistas
doaj +2 more sources
Exploring gaps, biases, and research priorities in the evidence for reptile conservation actions
Abstract With over 21% of reptile species threatened with extinction, there is an urgent need to ensure conservation actions to protect and restore populations are informed by relevant, reliable evidence. We examined the geographic and taxonomic distribution of 707 studies that tested the effects of actions to conserve reptiles synthesized in ...
Oliver Speight+9 more
wiley +1 more source
Is Einstein Still Right? [PDF]
This is an article commissioned by the Spanish Physics Magazine ("Revista Espa\~nola de F\'isica") for the Centennial Anniversary of the discovery of General Relativity. The article reviews experimental and observational efforts to test Einstein's theory of General Relativity in a variety of scenarios (from the Solar System to binary pulsars, from the ...
arxiv
Abstract Healthcare professionals encounter many moral challenges in their daily clinical practice. However, there have been few studies on the subject matter in Tanzania. This study aims to provide an account of moral challenges faced by healthcare professionals in Tanzanian hospitals, their understanding of clinical ethics, and the ethics education ...
Shija Kevin Kuhumba+4 more
wiley +1 more source
Examples of extensions of Hopf algebras [PDF]
We give some examples of, and raise some questions on, extensions of semisimple Hopf algebras.
arxiv
Descubrimiento del factor Rh o antígeno Eh por Land.teimer y l'n y la demostración de su importancia en varios campos de la il^íuicina, ha sido del más alto interés, inexplicables reaccione.s hemolíticas con pues .se comprenden las hace poco . „ qa‘‘ seguían a transfusiones de grupos homologos y ha permitido realizar un gran adelanto en la prensión de ...
openaire +2 more sources
Do Formal Stance Strategies Reveal Disciplinary Variation in Professional Scientific Writing?
ABSTRACT Stance in academic discourse has been extensively studied, with numerous investigations indicating that its expression varies across disciplines, depending on the authors’ intention to either enhance or diminish their voice or presence (e.g., It seems fairly certain vs. This is based on the belief that…).
Elizaveta A. Smirnova+1 more
wiley +1 more source
The effect of trap anharmonicity on the critical temperature for Bose-Einstein condensation [PDF]
The anharmonicity of a magnetic atomic trap at long distances from its center (forty times the radius of the first atomic orbit along the elongated axis, i.e. hundreds of microns) is shown to increase up to 45 % the temperature for Bose-Einstein condensation.
arxiv
ABSTRACT Aim To evaluate the performance and implementation of the 2018 Classification of Periodontal Diseases for periodontitis through systematic review and survey methodology. Materials and Methods A two‐part systematic review was conducted. Part 1 aimed, with descriptive statistics, to evaluate performance metrics of the 2018 Classification ...
Nicola X. West+5 more
wiley +1 more source