Results 31 to 40 of about 67,521 (280)

Measuring time perspective in adolescents : can you get the right answer by asking the wrong questions? [PDF]

open access: yes, 2015
Time perspective continues to evolve as a psychological construct. The extant literature suggests that higher future orientation and lower present orientation are associated with better developmental outcomes. However, the extant literature also suggests
McKay, Michael T.   +5 more
core   +2 more sources

The Psychometric Properties of the Grit-O Scale Within the Twente Region in Netherlands: An ICM-CFA vs. ESEM Approach

open access: yesFrontiers in Psychology, 2020
The purpose of this study was to examine the psychometric properties (i.e., factorial validity, measurement invariance, and reliability) of the Grit-Original scale (Grit-O) within the Netherlands. The Grit-O scale was subjected to a competing measurement
L. V. van Zyl, Chantal Olckers, L. Roll
semanticscholar   +1 more source

Carbonation kinetics in roman-like lime mortar

open access: yesMateriales de Construccion, 2004
The kinetic parameterisation of lime mortar carbonation is a useful technique for understanding ancient building methods and the long-lived physical-chemical stability of roman monuments.
S. Sánchez-Moral   +4 more
doaj   +1 more source

Psychometric Properties of the Adult Self-Report: Data from over 11,000 American Adults

open access: yesStats, 2020
The first purpose of this study was to examine the factor structure of the Adult Self-Report (ASR) via traditional confirmatory factor analysis (CFA) and contemporary exploratory structural equation modeling (ESEM).
Michelle Guerrero   +2 more
doaj   +1 more source

The factorial validity and reliability of three versions of the Aggression Questionnaire using Confirmatory Factor Analysis and Exploratory Structural Equation Modelling [PDF]

open access: yes, 2015
The Aggression Questionnaire (AQ) measures aggression in four domains: Anger, Hostility, Physical Aggression and Verbal Aggression. Moreover, a number of shorter versions of the AQ have emerged.
Harvey, Séamus A.   +2 more
core   +2 more sources

The Use of ESEM-EDX as an Innovative Tool to Analyze the Mineral Structure of Peri-Implant Human Bone

open access: yesMaterials, 2020
This study aimed to investigate the mineralization and chemical composition of the bone–implant interface and peri-implant tissues on human histological samples using an environmental scanning electron microscope as well as energy-dispersive x-ray ...
C. Prati   +6 more
semanticscholar   +1 more source

Scanning Probe Microscopy as a Tool for Investigation of Biomaterials

open access: yesAdvances in Electrical and Electronic Engineering, 2012
Super-microscopic techniques like scanning tunnelling microscopy, atomic force microscopy or scanning near-field optical microscopy allows investigate micro- and/or nano-scale surfaces and structures.
Veronika Novotna   +3 more
doaj   +1 more source

Highly Strained Compliant Optical Metamaterials with Large Frequency Tunability [PDF]

open access: yes, 2010
Metamaterial designs are typically limited to operation over a narrow bandwidth dictated by the resonant line width. Here we report a compliant metamaterial with tunability of Δλ ~ 400 nm, greater than the resonant line width at optical frequencies ...
Atwater, Harry A.   +4 more
core   +2 more sources

Human hepatic cell behavior on polysulfone membrane with double porosity level [PDF]

open access: yes, 2013
In the membrane-based bioartificial livers developed up to now,the hepatic cells were located either in the fibers lumen or in the cartridge,with limited capacity for cell hosting.Here,we designed a polysulfone (PSU) membrane with a double porosity ...
Adrianus, Gerard Nathanael   +6 more
core   +2 more sources

Análisis estructural de la Escala de Bienestar Psicológico de Ryff en universitarios mexicanos

open access: yesLiberabit, 2019
Objetivos: realizar el análisis de la estructura interna de la versión en español de la Escala de Bienestar Psicológico de Ryff (PWBS-E) en estudiantes universitarios (n = 1700; 54.75% mujeres; Medad = 19.23) de una institución pública en Veracruz ...
Sergio Dominguez-Lara   +5 more
doaj   +1 more source

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