Results 21 to 30 of about 88,645 (280)

Rate of Growth of Population and Aggregate Saving in the Basic Life-Cycle Model

open access: yesEconomia politica, 2010
In this paper we explore the impact of the life-cycle dynamics of family composition on the aggregate propensity to save and on the relationship between the latter and the rate of growth of population, in the hypothesis of life-cycle behaviour. We depart from Modigliani-Brumberg's basic model by assuming that the household, rather than the individual ...
CASAROSA, CARLO, SPATARO, LUCA
openaire   +2 more sources

SOFIAS – Software for life-cycle assessment and environmental rating of buildings [PDF]

open access: yes, 2016
This paper describes the development process of a new software tool, called SOFIAS (Software for a Sustainable Architecture), funded by the Spanish Ministry of Economy and Competitivenes.
Cambra, David   +20 more
core   +1 more source

Rasch Analysis of the International Quality of Life Basic Data Set Version 2.0 [PDF]

open access: yes, 2022
Objective: To examine the internal construct validity of the International Spinal Cord Injury Quality of Life Basic Data Set Version 2.0 (QoL-BDS V2.0) and compare this with the internal construct validity of the original version of the QoL-BDS ...
Charlifue, Susan   +5 more
core   +3 more sources

Recalculation of the basic static load of ball screws

open access: yesAdvances in Mechanical Engineering, 2019
Based on the correction factor of accuracy applied in ISO standard 3408-4:2006, this article proposed a modified method to calculate the effective ball number and basic static load rating of ball screws.
Huaxi Zhou   +3 more
doaj   +1 more source

Animation and interactivity facilitate acquisition of pediatric life support skills: a randomized controlled trial using virtual patients versus video instruction

open access: yesBMC Medical Education, 2019
Background Several promising studies suggest a positive impact of interactive and media-enriched e-learning resources such as virtual patients (VP) on skill acquisition in pediatric basic life support (PBLS).
Ronny Lehmann   +5 more
doaj   +1 more source

Design algorithm for generatrix profile of cylindrical crowned rollers

open access: yesMATEC Web of Conferences, 2017
The cross-section of roller profile controls the pressure distribution in the contact area and radically affects the roller bearings basic dynamic load rating and rating lives.
Creţu Spiridon
doaj   +1 more source

EFFECT OF PRELOAD OF ANGULAR CONTACT BALL BEARINGS ON LIFE OF BEARINGS [PDF]

open access: yesScientific Journal of Silesian University of Technology. Series Transport, 2014
Angular contact ball bearings are commonly used in such situations when you need to reach high bearing stiffness. However, a significant stiffness increase can be achieved only through the introduction of preload to the angular contact bearings.
Andrzej RACZYŃSKI, Jarosław KACZOR
doaj  

Aesthetic Perception of Visual Textures: A Holistic Exploration using Texture Analysis, Psychological Experiment and Perception Modeling

open access: yesFrontiers in Computational Neuroscience, 2015
Modeling human aesthetic perception of visual textures is important and valuable in numerous industrial domains, such as product design, architectural design and decoration.
Jianli eLiu   +2 more
doaj   +1 more source

Applicability of an abbreviated version of the Child-OIDP inventory among primary schoolchildren in Tanzania [PDF]

open access: yes, 2007
Background: There is a need for studies evaluating oral health related quality of life (OHRQoL) of children in developing countries. Aim: to assess the psychometric properties, prevalence and perceived causes of the child version of oral impact on ...
Åstrøm, Anne Nordrehaug   +14 more
core   +1 more source

Worsening pain and quality of life for spine surgery patients during the COVID-19 pandemic: Roles of psychological distress and patient activation

open access: yesNorth American Spine Society Journal, 2022
Background: Public health measures during the COVID-19 pandemic have disrupted access to basic resources (income, food, housing, healthcare). The effects may impact patients differently based on socioeconomic status (SES), pre-existing psychological ...
Rachel S. Bronheim   +4 more
doaj   +1 more source

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