Results 41 to 50 of about 354,546 (152)

Brick and Concrete Masonry [PDF]

open access: yes, 1960
Describes the various materials used in brick and concrete masonry construction: some of the more common masonry systems, and the details that go into making rna onry walls strong durable and weather ...
Brotherson, Donald E.
core  

Application of automated photogrammetry and lighting techniques with GIS tools for visualisation and analysis of a slab with anthropomorphous reliefs

open access: yesVirtual Archaeology Review, 2018
Extended Abstract: We present a methodological approach for the representation, visualisation and analysis of three-dimensional (3D) models of meaningful details in stone reliefs provided by digital documentation tools and subsequent processing.
David Torregrosa-Fuentes   +4 more
doaj   +1 more source

Hypersonic Buckshot: Astrophysical Jets as Heterogeneous Collimated Plasmoids [PDF]

open access: yes, 2008
Herbig-Haro (HH) jets are commonly thought of as homogeneous beams of plasma traveling at hypersonic velocities. Structure within jet beams is often attributed to periodic or ``pulsed'' variations of conditions at the jet source.
Adam Frank   +33 more
core   +3 more sources

Bond–Slip Properties and Acoustic Emission Characterization Between Steel Rebar and Manufactured Sand Concrete

open access: yesBuildings
Natural sand (NS) is facing the problem of resource scarcity, while manufactured sand (MS) has become a favorable alternative resource due to its wide range of sources, superior performance, as well as economic and environmental protection.
Lei Han, Hua Yang, Qifan Wu, Yubo Jiao
doaj   +1 more source

The Stover Lake Site (41BW8) on the lower Sulphur River, Bowie County, Texas [PDF]

open access: yes, 2015
The Stover Lake site (41BW8) is an ancestral Caddo cemetery and habitation site on a natural alluvial rise in the Sulphur River floodplain, about 1.6 km east of the Lake Wright Patman dam.
Perttula, Timothy K.
core   +1 more source

Emotional Qualities of VR Space

open access: yes, 2017
The emotional response a person has to a living space is predominantly affected by light, color and texture as space-making elements. In order to verify whether this phenomenon could be replicated in a simulated environment, we conducted a user study in ...
Kopper, Regis   +3 more
core   +1 more source

Distinguishing damages from two earthquakes —Archaeoseismology of a Crusader castle (Al-Marqab citadel, Syria) [PDF]

open access: yes, 2010
Damages from two major earthquakes are identified in medieval Al-Marqab citadel (Latin: Margat) in coastal Syria. Built by the Order of St. John (Hospitallers) in the twelfth–thirteenth centuries, the hilltop fortification has masonry walls made with and
Kázmér, Miklós, Major, Balázs
core   +1 more source

Asfalto mišinių AC 11 VS ir SMA 11 S su skirtingomis mineralinėmis medžiagomis ekonominio efekto analizė ir vertinimas / Analysis and evaluation of the economic effect of asphalt mixtures AC 11 VS and SMA 11 S with different graded aggregates

open access: yesMokslas: Lietuvos Ateitis, 2019
The European building sector is facing a pressing issue of natural resources. Importing road building materials for the asphalt surfacing increases the cost of the asphalt mixture.
Lina Šneideraitienė   +1 more
doaj   +1 more source

Determining the Teachers' Attitude towards "Mistake" and "Making Mistakes" in the Learning Process and Improving the Culture facing it (case study: elementary school students) [PDF]

open access: yesرویکردهای نوین آموزشی
The purpose of this research was to identify the attitude of teachers towards mistakes and making mistakes in the learning process and to improve the culture of dealing with it in elementary school students.
Mazhar Babaee, Hedyeh Azagh
doaj   +1 more source

In-vehicle vibration study of child safety seats [PDF]

open access: yes, 2003
This paper reports experimental measurements of the in-vehicle vibrational behaviour of stage 0&1 child safety seats. Road tests were performed for eight combinations of child, child seat and automobile.
Giacomin J, J Giacomin, S Gallo
core   +1 more source

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