Results 21 to 30 of about 677,297 (204)

Analytical Study of Force–Displacement Behavior and Ductility of Self-centering Segmental Concrete Columns

open access: yesInternational Journal of Concrete Structures and Materials, 2017
In this study the behavior of unbonded post-tensioned segmental columns (UPTSCs) was investigated and expressions were proposed to estimate their ductility and neutral axis (NA) depth at ultimate strength.
Reza Hassanli   +3 more
doaj   +1 more source

Retinal motion statistics during natural locomotion

open access: yeseLife, 2023
Walking through an environment generates retinal motion, which humans rely on to perform a variety of visual tasks. Retinal motion patterns are determined by an interconnected set of factors, including gaze location, gaze stabilization, the structure of ...
Karl S Muller   +5 more
doaj   +1 more source

Predictive text entry in immersive environments [PDF]

open access: yes, 2004
One of the classic problems with immersive environments is data entry; with a head-mounted display (HMD) the user can no longer see the keyboard. Although for many applications data entry is not a requirement, for some it is essential: communicating in ...
A. Sutherland   +3 more
core   +1 more source

Modelling hydrological losses for varying rainfall and moisture conditions in South Australian catchments

open access: yesJournal of Hydrology: Regional Studies, 2015
Study region: The study is based on unregulated catchments located in Mt. Lofty, Northern and Yorke regions of South Australia (SA). Study focus: Hydrological losses, which are frequently used in design flood estimation, have a wide range of spatial and ...
S.H.P.W. Gamage, G.A. Hewa, S. Beecham
doaj   +1 more source

Quantification of soil losses using RUSLE model in the Boumlal watershed (Central Rif, Morocco) [PDF]

open access: yesE3S Web of Conferences
This contribution estimates soil losses in the Boumlal watershed by applying the Revised Universal Soil Loss Equation (RUSLE) and using GIS and remote sensing.
El Ouazani Ech-Chahdi Khadija   +2 more
doaj   +1 more source

Aquaponics in Urban Agriculture: Social Acceptance and Urban Food Planning

open access: yesHorticulturae, 2017
Aquaponics is emerging as a novel technology with particular potential for urban agriculture (UA). The social acceptance of aquaponics and its place in urban food planning has not previously been studied.
Georgia Pollard   +2 more
doaj   +1 more source

Optimising Moodle quizzes for online assessments

open access: yesInternational Journal of STEM Education, 2019
Background Computer-aided learning management systems (LMSs) are widely used in higher education and are viewed as beneficial when transitioning from conventional face-to-face teaching to fully online courses.
Sithara H. P. W. Gamage   +3 more
doaj   +1 more source

Water Use Efficiency in Urban Food Gardens: Insights from a Systematic Review and Case Study

open access: yesHorticulturae, 2018
Water use and the cost of water are key factors when considering the net value of urban agriculture (UA). This systematic review critically evaluates past and recent UA yield research from the perspective of water use efficiency.
Georgia Pollard   +2 more
doaj   +1 more source

Evaluation and determination of the ecological risk of lead, zinc and cadmium in the atmospheric dust of Isfahan city [PDF]

open access: yesMuhandisī-i Bihdāsht-i Muḥīṭ, 2022
Background and Objective: Dust is one of the most important sources of heavy metals in the environment. Heavy metals can be dispersion on a large scale by binding to dust particles.
Akram Karimi   +3 more
doaj  

Prediction of Students’ Performances Using Course Analytics Data: A Case of Water Engineering Course at the University of South Australia

open access: yesEducation Sciences, 2019
An association between students’ learn-online engagement and academic performance was investigated for a third-year Water Resources Systems Design course at the University of South Australia in 2017.
Faisal Ahammed, Elizabeth Smith
doaj   +1 more source

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