Results 211 to 220 of about 30,223 (236)

Innovative development of high-strength concrete with ultrafine metakaolin-heated POFA binders and fine coal bottom ash aggregate: Strength, durability and microstructural performance. [PDF]

Sci Rep
Mansour MA, Ismail MH, Amran M, Alshaer H, Ibrahim MHW, Alshalif AF, Alruwaythi O, Mokhtar N.   +7 more
europepmc   +1 more source

Resuscitation From Out-of-Hospital Cardiac Arrest: When Is EtCO₂ Reliably Associated With ROSC? [PDF]

Circulation
Nassal MMJ, Smith RM, Aramendi E, Elola A, Jaureguibeitia X, Idris AH, Daya MR, Carlson JN, Aufderheide TP, Nichol G, Panchal AR, Wang HE.   +11 more
europepmc   +1 more source

Gender differences in adolescent anxiolytic, hypnotic and sedative use across 32 European countries: a multilevel analysis of the influence of country-level gender inequality and economic factors. [PDF]

Eur J Public Health
Martinez-Mendia X, Bacigalupe A, Moreno-Llamas A.   +2 more
europepmc   +1 more source

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Point-load test and UPV for compressive strength prediction of recycled coarse aggregate concrete via generalized GMDH-class neural network

, 2021
This study deals with using a neural network in generalized Group Method of Data Handling (GMDH) type successfully to model and predict the standard cube strength of SFRRCAC (steel fiber reinforced recycled coarse aggregate concrete) based on the data ...
Hossein Razzaghi, R. Madandoust, Hassan Aghabarati   +2 more
semanticscholar   +1 more source

Experimental investigation of the UPV wavelength in compacted soil

, 2021
Considering this parameter, the minimum length of a soil test specimen to be compacted, to enable its characterization, was determined using ultrasonic testing.
W. S. Sarro, G. Assis, G. Ferreira
semanticscholar   +1 more source

Cellulose fiber as bacteria-carrier in mortar: Self-healing quantification using UPV

, 2020
Crack formation due to shrinkage or tensile forces is a major weakness of cementitious materials. To overcome this problem, in this study a self-healing mortar is produced using mineral producing alkaliphilic bacteria. Authors have used bacilius subtilis
Harshbab Singh, Rishi Gupta
semanticscholar   +1 more source

Investigation of the effects of aggregate textural properties on compressive strength (CS) and ultrasonic pulse velocity (UPV) of concrete

, 2020
Aggregate is the most volume covering component in concrete. The strength and durability properties of the aggregate can affect the hardened and fresh concrete properties.
Kadir Güçlüer
semanticscholar   +1 more source

Zones of weakness of rubberized concrete behavior using the UPV

Journal of Cleaner Production, 2016
Iqbal Marie
exaly   +2 more sources