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Age Hardening in Ultrafine-Grained Al-2 Pct Fe Alloy Processed by High-Pressure Torsion
(Springer Boston, 2015-06)
A cast Al-2 wt pct Fe alloy was processed by high-pressure torsion (HPT) at room temperature and then subjected to artificial aging at temperatures of 373 K and 473 K (100 °C and 200 °C). The aging behavior was studied by ...
Spermiogram and sperm head morphometry assessed by multivariate cluster analysis results during adolescence (12-18 years) and the effect of varicocele
(Asian Journal of Andrology, 2016)
This work evaluates sperm head morphometric characteristics in adolescents from 12 to 18 years of age, and the effect of varicocele. Volunteers between 150 and 224 months of age (mean 191, n = 87), who had reached oigarche ...
Teacher training model - towards a Collaborative Rubric Bank
(IEEE, 2017)
Beyond providing alternatives to build rubrics, a
group of researchers in Tecnológico de Costa Rica found the
need to implement best practices in the definition and validation
of evaluation rubrics, to encourage the ...
Estudio de opinión y efectividad de los clientes en relación con las promociones de recarga en el mercado de telecomunicaciones en Costa Rica.
(Instituto Tecnológico de Costa Rica., 2013)
El presente artículo pretende demostrar el nivel de satisfacción que poseen los usuarios de telefonía celular prepago, no sólo con el servicio que actualmente se les ofrece, sino también con las promociones que en las que ...
Experiencia en el uso de herramientas y procesos para mejorar la visibilidad de un repositorio institucional basado en DSpace:
(Instituto Tecnológico de Costa Rica, 2015)
El poster hace un recorrido de la historia del RepositorioTEC, repositorio institucional del Instituto Tecnológico de Costa Rica. Cómo se ha desarrollado desde 2002 hasta 2015.
A CFD parametric study on the performance of a low-temperature-differential γ-type Stirling engine
(Elsevier Ltd, 2015-12)
An in-house CFD code has been applied to a low-temperature-differential (LTD) γ-type Stirling engine to understand the effects posed by several geometrical and operational parameters on engine performance. The results ...
User-friendly Instructional Design Tool to Facilitate Course Planning
(LACLO 2016, 2016)
Plan and take into account the whole picture of the course before it starts, must be a prerequisite for the instructors.
At the Tecnol´ogico de Costa Rica, a problem related to course planning has been identified; it is ...
Integrating academic analytics for supporting accreditation and international cooperation: TEC and UABCS experience
(IEEE, 2017)
Information is the most important asset of organizations,
currently, the fast, effective and accurate access is vital
for strategic decision making and the organizations competitiveness.
The education area is not the ...
Upper extremity musculoskeletal pain among office workers in three Spanish-speaking countries: findings from the CUPID study
(Occupational and Environmental Medicine, 2016)
Objectives To estimate the prevalence and incidence
of upper extremity musculoskeletal pain (UEMP) and
related disability among office workers in Costa Rica,
Nicaragua and Spain.
Methods Data from the multinational ...
Upregulation of PI3K/AKT/mTOR, FABP5 and PPARβ/δ in human psoriasis and imiquimodinduced murine psoriasiform dermatitis model
(Acta Dermato-Venereologica, 2016)
Psoriasis is a common, and currently incurable chronic immune-mediated skin disease, with incompletely understood etiology partially due to the unavailability of animal models that can emulate major features of the disease.