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Use of the rice and corn husk ashes as an innovative pozzolanic material in ceramic tile adhesive production
(2021-11-01)
In this study, the use of agro-industrial waste from rice and corn husk ashes as a pozzolanic addition for cement substitution in the manufacture of ceramic tile adhesive is presented. The cement replacement, at 15%, 20%, ...
The rider behavior questionnaire to explore associations of motorcycle taxi crashes in Cartagena (Colombia)
(2021-08-16)
Objective: This study aimed to identify the association between behavioral factors and crashes of
motorcycle taxi riders using the Motorcycle Rider Behavior Questionnaire (MRBQ).
Methods: This study was a cross-sectional ...
A Mathematical Model for the Optimization of the Non-metallic Mining Supply Chain in the Mining District of Calamarí-Sucre (Colombia)
(2020-10-08)
This article presents a mathematical model of the Supply chain of non-metallic mining. The model considers uncertainty scenarios in materials, elements for capacity planning in a multilevel chain and with multiple products. ...
A collaborative EPQ inventory model for a three-echelon supply chain with multiple products considering the effect of marketing effort on demand
(2020-06-01)
This paper presents an inventory model for a three-echelon supply
chain with multiple products and multiple members considering the demand
as an increasing function of the marketing effort. In the proposed inventory
model, ...
Production system in a collaborative supply chain considering deterioration
(2021-06-24)
This research presents a mathematical model for a collaborative planning of the supply chain
involving four echelons (supplier, production plants, distribution, retails, or clients). The
model seeks to maximize profit ...
A Method to Rationalize the Product Portfolio in Retail Stores
(2020-04-29)
Retail store operations face a variety of challenges and complexities. Determining the best assortment is the main problem in the retail store. This re-search presents a practical methodology for the analysis of products ...
Prediction of motorcyclist traffic crashes in Cartagena (Colombia): development of a safety performance function
(2021-04-05)
Motorcyclists account for more than 380 000 deaths annually worldwide from road tra c accidents. Motorcyclists are the most vulnerable road users worldwide to road safety (28% of global fatalities), together with cyclists ...
Understanding motorcyclist-related accidents in Colombia
(2020-02-11)
In 2016, Colombia’s position regarding motorcyclist fatalities per 100,000 inhabitants was tenth worldwide and second in South America. In the seven years from 2012-2018, the proportion of deceased and injured motorcyclists ...
Soft-computing approaches for rescheluding problems in a manufacturing industry
(2020-03-02)
Flexible manufacturing systems as technological and automated structures have a high complexity for scheduling. The decision-making process is made difficult with interruptions that may occur in the system and these problems ...
Bibliometric analysis of the potential of technologies in the humanitarian supply chain
(2021-12-01)
This study presents a bibliometric analysis of research on technology in the humanitarian
supply chain. The methodology includes performance analysis and science mapping to explore the
application of technologies in ...
Universidad Tecnológica de Bolívar - 2017 Institución de Educación Superior sujeta a inspección y vigilancia por el Ministerio de Educación Nacional. Resolución No 961 del 26 de octubre de 1970 a través de la cual la Gobernación de Bolívar otorga la Personería Jurídica a la Universidad Tecnológica de Bolívar.