Results 101 to 110 of about 24,217 (202)

Measuring Bs Width Difference at the Upsilon(5s) Using Quantum Entanglement

open access: yes, 2010
About 90% of Bs-bar Bs pairs produced at the Upsilon(5s) resonance are initially Bs*-bar Bs* pairs which decay radiatively to Bs-bar Bs. This implies that the Bs pair will then be in an eigenstate of charge conjugation (i.e.
Amarjit Soni   +2 more
core   +1 more source

Encuesta sobre anticoncepción intrauterina en nulíparas: de las percepciones a las evidencias. Costa Rica. 2017

open access: yesRevista Clínica de la Escuela de Medicina UCR-HSJD, 2021
En la II encuesta de salud sexual y reproductiva de Costa Rica se muestra el inicio temprano de la vida sexual, un alto porcentaje de embarazos no deseados y  poco uso de métodos anticonceptivos de largo plazo.
Flory Morera   +2 more
doaj  

Climate classification systems for validating Earth System Models

open access: yesEnvironmental Research: Climate
Climate classification systems (CCSs) were developed in the 19th century to explain the global distribution of plants and animals, but were given a new life in the Earth physics community in the 21st century as a means to validate Earth System Models ...
Andrés Navarro, Francisco J Tapiador
doaj   +1 more source

Constitutional Commitment to Social Security and Welfare Policy [PDF]

open access: yes
In this paper we explore whether the constitutional text has any practical meaning for welfare policy. To examine the empirical importance of the constitution, we first constructed for 68 countries an index of constitutional commitment to social security
Avi Ben-Bassat, Momi Dahan
core  

2011-2012 Arkansas Test Results [PDF]

open access: yes, 2012
On Monday, July 30, the Arkansas Department of Education (ADE) released the 2011-2012 test score results. The following brief will highlight the results of these tests, compare achievement scores over time, and provide a glimpse of regional achievement ...
Greenwood, Reed, Ritter, Gary W.
core   +2 more sources

A design method of large-scale partial similar model test for cementing casing string system

open access: yesAlexandria Engineering Journal
When the cementing casing string system (CCSS) is subjected to a large-scale equal-scale model test, the huge aspect ratio of the system makes the wall thickness of the model casing string too thin to be manufactured.
Linshan Qi   +7 more
doaj   +1 more source

El trabajo médico y conflicto de intereses en la CCSS

open access: yesActa Médica Costarricense, 2009
El sistema de salud costarricense puede preciarse de ser uno de los mejores entre los países no desarrollados. Prácticamente cubre a toda la población; sus logros en el nivel de atención primaria de la salud son indiscutibles, y motivo de orgullo para todos los costarricenses.
openaire   +5 more sources

El juego como recurso para las CCSS

open access: yes, 2016
Treball final de Màster Universitari en Professor/a d'Educació Secundària Obligatòria i Batxillerat, Formació Professional i Ensenyaments d'Idiomes. Codi: SAP319. Curs acadèmic 2015-2016 Tras la realización del Máster Universitario de Profesorado de Educación Secundaria Obligatoria y Bachillerato, Formación Profesional y Enseñanza de Idiomas (Máster ...
openaire  

Femoral neck system (FNS) versus 4 cannulated compression screws (CCSs) in the treatment of young patients with Pauwels type III femoral neck fracture: a retrospective comparative study

open access: yesJournal of Orthopaedic Surgery and Research
Objective This study aimed to evaluate the clinical effectiveness of the femoral neck system (FNS) compared to four cannulated compression screws (CCSs) for managing Pauwels type III femoral neck fractures in young patients.
Yang Gao   +5 more
doaj   +1 more source

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