Browsing by Title
Now showing items 11-30 of 7446
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A 10 años del referéndum por el TLC
(Universidad Nacional, Costa Rica, 2017-11)El 7 de octubre de 2017 se cumplieron 10 años del primer referéndum realizado en el país: el correspondiente a la decisión de aprobar o rechazar el Tratado de Libre Comercio entre Centroamérica, República Dominicana y ... -
A 50 años de Pedro Páramo /
(Áncora. La Nación, 2012-11-09) -
A botanical extract of Souroubea sympetala and its active principle, betulinic acid, attenuate the cortisol response to a stressor in rainbow trout, Oncorhynchus mykiss
(Elsevier, 2016-09-28)The capacity of the traditional anxiolytic plant, Souroubea sympetala, and its bioactive principle, betulinic acid (BA), to lower cortisol levels in rainbow trout, Oncorhynchus mykiss, was investigated. Effects at the level ... -
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A change laboratory professional development intervention to motivate university teachers to identify and overcome barriers to the integration of ICT
(Outlines -Critical Practice Studies, 2018-05-11)Change is one of the central aims of professional development for information and communication technologies integration in education. Studies on the use of ICT in education highlights the large investments in infrastructure ... -
A checklist of the amphibians and reptiles of Río Macho Biological Station, Provincia de Cartago, Costa Rica
(Check List vo.11 no.6 article 1784 1-10 2015, 2015-11-02)We provide a checklist of the amphibians and reptiles of Río Macho Biological Station (RMBS), Costa Rica. During a period of a year (2012–2013) we conducted visual and acoustic surveys in a natural mature forest plot (>50 ... -
A closer look into learner autonomy in the EFL classroom
(Escuela de Lenguas Modernas, Universidad de Costa Rica, 2013)Learner autonomy in the English as a Foreign Language (EFL) class-room involves conscious, reflective decisions and explicit procedures from students. When students participate actively, the process of internalizing the ... -
A Collaborative Effort Between Caribbean States for Tsunami Numerical Modeling: Case Study CaribeWave15
(Pure and Applied Geophysics vol.175 no.2 1405-1428 2017, 2017)Historical records have shown that tsunami have affected the Caribbean region in the past. However infrequent, recent studies have demonstrated that they pose a latent hazard for countries within this basin. The Hazard ... -
A combined experimental and theoretical study of gas sorption on nanoporous silver triazolato metal-organic frameworks
(2014-01-01)A new silver-triazolate metal-organic framework (MOF), {Ag 3[Ag5(μ3-3,5-tBu 2tz)6](BF4)2}n (2), has been prepared and structurally characterized. The CO2 sorption properties of this new MOF and previously reported isostructural ... -
A combined first-principles computational/experimental study on LiNi 0.66Co 0.17Mn 0.17O 2 as a potential layered cathode material
(Elsevier, 2012-08-01)First-principles calculations are used to analyze the phase stability, formation energy, and Li intercalation potential for a series of layered cathode materials. The calculations show LiNi 0.66Co 0.17Mn 0.17O 2 as a ... -
A comparative approach to the teaching of english literature
(I Congreso Internacional de Lingüística Aplicada CONLA UNA, 2013)Esta ponencia aspira a plantear un nuevo alcance metodológico a la enseñanza de la literatura en colegios y universidades de Costa Rica donde el inglés se enseña como lengua extranjera. Motivado por la necesidad de acercar ... -
A dialogue of shared discoveries on immigration: a duoethnography of international students in Canada
(Springer, 2019-04-19)International students are believed to contribute signifcantly in education and research as they bring a rich variety of perspectives, experiences, and languages. International students are frequently categorized into ... -
A dupla serpente: poder político e poder econômico na formação do capitalismo
(Universidad Nacional, Costa Rica, 2013-01-30)O presente artigo analisa a relação histórica entre poder político e econômico na formação do capitalismo, desde a perspectiva do tempo longo e do papel que o poder teve na configuração da economia e da sociedade na Europa ... -
A dynamic simulation model for the blooming of Oscillatoria agardhii in a monomictic lake
(Elsevier, 1995-01-15)The occurrence of phytoplankton blooms is a common problem in water bodies. The quantitative description of the algal population growth is of primary importance to understand the mechanisms which lead to these phytoplankton ... -
A first estimation of tsunami hazard of the Pacific coast of Costa Rica from local and distant seismogenic sources
(Springer, 2021-06-04)Costa Rica has been affected by several local and distant tsunamis in the past, but the historical information is scarce and incomplete. Its Pacific coast stretches for over a thousand kilometers, and tsunami hazard has ... -
A Justice to Come: The Politics of Reading
(Universidad Nacional (Costa Rica).Escuela Ecuménica de Ciencias de la Religión, 2018) -
A la deriva
(La República, 2019-07-02)Es el nombre de mi ultimo libro que resume las columnas y escritos de este último quinquenio. Se trata de un repaso de la realidad social, económica y política del país, en medio de una creciente incapacidad para tomar ... -
A la deriva: Reflexiones sobre la realidad nacional e internacional
(Centro Internacional de Política Económica para el Desarrollo Sostenible, 2017)"A la deriva” es una forma de exponer la realidad costarricense de nuestro tiempo. Si bien es cierta la expresión a la deriva da cuenta de una clásica expresión marítima, asociada con una nave que ha perdido el control o ... -
A language and a physical organization technique for summary tables
(ACM SIGMOD Record, 1985-05-01)A summary table IS a tabular representation of summary data, and is a useful data structure for statistical databases Priventive summary tables are basic building blocks of summmy tables, and can be represented as relations ... -
A long-term record of polythionates in the acid crater-lake of Poás volcano: Changes in the subaqueous input of fumarolic gases
(IAVCEI. General Assembly. Pucón-Chile, 2004-01)
