Results 1 to 10 of about 3,475,758 (325)

Influence of Kenyan phonolite manufactured sand on concrete performance [PDF]

open access: yesE3S Web of Conferences, 2021
There is a shortage of river sand and a large number of phonolite deposits around Nairobi, Kenya, but the quality of manufactured sand made from phonolite is poor.
Jiao Xuxue   +4 more
doaj   +1 more source

Perceptions of E-Micromobility Vehicles Amongst Staff and Students at Universities in the North of England

open access: yesActive Travel Studies, 2023
Background: Currently, many journeys are under three miles, with most of these journeys completed using private cars. This leads to congestion, pollution and reduced opportunity for physical activity. Swapping private car journeys for walking, cycling or
Gemma Bridge
doaj   +2 more sources

Bridging a Bridge [PDF]

open access: yesExtended Abstracts of the 2018 CHI Conference on Human Factors in Computing Systems, 2018
ACM SIGCHI is the largest association for professionals in HCI that bridges computer science, information science, as well as the social and psychological sciences. Meanwhile, a parallel HCI community was formed in 2001 within the Association of Information Systems (AIS SIGHCI) community.
Djamasbi, Soussan   +5 more
openaire   +2 more sources

Bridge 47 Target 4.7 Roadmap

open access: yesRevista de Fomento Social, 2020
Publication typology: Advocacy tool. Responsibility: Bridge 47. Author(s): Bridge 4.7 (with contributions of the participants of the Envision 4.7 Event, Helsinki, 6–7 November 2019). Language: English.
Bridge 4.7
doaj   +1 more source

Study on Water Sinking Sand Method for Sand Backfilling [PDF]

open access: yesE3S Web of Conferences, 2023
Based on the partial culvert backfilling project of the JI-HEI Expressway construction in Heilongjiang Province, China, this study investigates the impact of the physical and mechanical characteristics of backfill sand on the compaction degree of sand ...
Wang Shijie   +4 more
doaj   +1 more source

An In Vitro Study on the Shear Bond Strength of Feldspathic Porcelain to Nickel Chromium Alloy and Cobalt Chromium Alloy after Various Surface Treatments

open access: yesInternational Journal of Dentistry, 2022
Background. To evaluate and compare the shear bond strength of feldspathic porcelain to four distinctively surface-treated Ni-Cr and Co-Cr alloys and to assess the impact of oxidation-heat treatment on porcelain to base metal alloy bond strength. Methods.
Vignesh Kamath   +11 more
doaj   +1 more source

Experimental Study on the Influence of Type of Stirrup of Prestressed Concrete Beams with Corroded Rebars

open access: yesAdvances in Civil Engineering, 2022
Corrosion of longitudinal reinforcement and stirrup in reinforced and prestressed concrete beams is very common for structures and infrastructures, which is one of the main reasons for the decrease in stiffness and durability of structure.
Fang-Yuan Li   +3 more
doaj   +1 more source

Sea Turtle Science [PDF]

open access: yes
This packet includes background information, quick facts, links to additional sea turtle resources, and a classroom modeling activity that demonstrates population estimation, life history, and hatching success rates.

core   +3 more sources

Development of an integrated remote monitoring technique and its application to para-stressing bridge system [PDF]

open access: yes, 2013
Bridge monitoring system via information technology is capable of providing more accurate knowledge of bridge performance characteristics than traditional strategies. This paper describes not only an integrated Internet monitoring system that consists of
Casas Rius, Joan Ramon   +2 more
core   +2 more sources

Fatigue Performance of Reinforced Concrete T-Girders under Cyclic Loading

open access: yesAdvances in Civil Engineering, 2021
This paper examines the performance of reinforced concrete girders under cyclic loading. Seven T-girders were casted and tested. All girders were loaded under different constant cyclic loading in the midspan with the load ratio of 0.14∼0.23 and frequency
Jinquan Zhang   +6 more
doaj   +1 more source

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