Results 71 to 80 of about 409,336 (171)

Computational fluid dynamic (CFD) of vertical-axis wind turbine: mesh and time-step sensitivity study

open access: yesJournal of Mechanical Engineering and Sciences, 2019
This paper presents mesh and time-step dependence study of newly designed drag type vertical axis wind turbine. Ansys FLUENT a commercially available CFD solver was used to perform CFD numerical study on the drag type wind turbine.
S. Ashwindran   +2 more
doaj   +1 more source

Mobile Phone Data for Children on the Move: Challenges and Opportunities [PDF]

open access: yes, 2019
Today, 95% of the global population has 2G mobile phone coverage and the number of individuals who own a mobile phone is at an all time high. Mobile phones generate rich data on billions of people across different societal contexts and have in the last decade helped redefine how we do research and build tools to understand society.
arxiv   +1 more source

Effect of Telephone support and Women satisfaction of Postpartum care

open access: yesMajallah-i Bālīnī-i Parastārī va Māmāyī, 2016
Background and aims: Patient satisfaction is a suitable indicator of the quality of health care. Patient satisfaction reflects the ability of medical staff.
Razeyeh Peighambardost, Zeynab Fadaiy
doaj  

Lightweight Mobile Ad-hoc Network Routing Protocols for Smartphones [PDF]

open access: yesarXiv, 2018
Mobile Ad-hoc Network (MANET) is one of the promising wireless networking approaches where a group of wireless devices can establish communication among themselves without any infrastructure. MANET has successfully been implemented in the emergency communication, battlefield and Vehicular Ad-hoc Network (VANET) etc.
arxiv  

Characterization of Carambola (Averrhoa carambola L.) Plant Collection of Cibinong Plant Germplasm Garden Based on Phenotypic and Genetic Characters

open access: yesBiosaintifika: Journal of Biology & Biology Education, 2016
Indonesia as a rich biodiversity country has many superior fruit plant germplasms such as sweet star fruit or carambola (Averrhoa carambola L.). Some varieties of carambola which collected at the Germplasm Garden of Research Center for Biotechnology-LIPI
Dody Priadi   +4 more
doaj   +1 more source

Association between Excessive Use of Mobile Phone and Insomnia and Depression among Japanese Adolescents

open access: yesInternational Journal of Environmental Research and Public Health, 2017
The aim of this study was to investigate the relationship between mobile phone use and insomnia and depression in adolescents. A cross-sectional study was conducted on 295 high school students aged 15–19 in Japan.
H. Tamura   +3 more
semanticscholar   +1 more source

Mobile Phone Apps to Promote Weight Loss and Increase Physical Activity: A Systematic Review and Meta-Analysis

open access: yesJournal of Medical Internet Research, 2015
Background To our knowledge, no meta-analysis to date has assessed the efficacy of mobile phone apps to promote weight loss and increase physical activity.
G. Flores Mateo   +3 more
semanticscholar   +1 more source

Digitalization in Education - Effects on Classroom Management1

open access: yesJournal of Education, Society & Multiculturalism
In the last decades, especially in the post-pandemic period, the digitization phenomenon has gained momentum in all sectors of social life, including the educational environment.
Petrescu Ana-Maria Aurelia   +3 more
doaj   +1 more source

Evaluation of Flexible Manufacturing Systems Using a Hesitant Group Decision Making Approach

open access: yesJournal of Intelligent Systems, 2019
Flexible manufacturing systems (FMS) are capable of processing various parts, styles, and quantities of production in manufacturing systems. It is a quite complex process for companies to decide the appropriate FMS design as it involves multiple and ...
Ervural Beyzanur Cayir   +2 more
doaj   +1 more source

Comparative Study of Modulation Techniques for Two-Level Voltage Source Inverters

open access: yesRenewable Energy and Sustainable Development, 2016
A detailed comparative study of modulation techniques for single and three phase dc-ac inverters is presented.  Sinusoidal Pulse Width Modulation, Triplen Sinusoidal Pulse Width Modulation, Space Vector Modulation, Selective Harmonic Elimination and ...
Barry W. Williams   +3 more
doaj   +1 more source

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