Results 11 to 20 of about 2,135,172 (241)

Myocardial work index during normal dobutamine stress echocardiography [PDF]

open access: yesScientific Reports, 2022
Dobutamine stress echocardiography is an alternative method to exercise stress echocardiography for the evaluation of ischemia. Recently, the novel speckle tracking imaging derived parameter, myocardial work index, was suggested for the evaluation of ...
Marina Leitman   +4 more
doaj   +2 more sources

Impact of global work index on obesity paradox in heart failure with advanced left ventricle remodeling [PDF]

open access: yesFrontiers in Cardiovascular Medicine
AimsThis study aimed to examine the role of myocardial work in the obesity paradox among heart patients with heart failure and advanced left ventricular remodeling.MethodsIn this post hoc analysis, 515 consecutive patients with LVEF ≤ 50% who were ...
Roubai Pan   +6 more
doaj   +2 more sources

Effect of Thermal Shock on Grindability of Zircon for Preparation of Zircon Flour

open access: yesHigh Temperature Materials and Processes, 2013
This paper deals with the effect of thermal shock treatment on grindability and grinding characteristics of zircon minerals and the overall energy saving achieved. This attempt is made due to a fine dry grinding of zircon minerals to produce zircon flour
Routray Sunita, Bhima Raog R.
doaj   +1 more source

Post-Handover Quality Management Index of Electric Housing Work

open access: yesAdvances in Civil Engineering, 2022
Since housing electrical work is essential in the aspect of electricity use and electrical accidents, it is necessary to properly design, construct, and manage it to avoid quality problems.
Junmo Park, Deokseok Seo
doaj   +1 more source

Variability Study of Bond Work Index and Grindability Index on Various Critical Metal Ores

open access: yesMetals, 2021
It is a well-known fact that the value of the Bond work index (wi) for a given ore varies along with the grinding size. In this study, a variability bysis is carried out with the Bond standard grindability tests on different critical metal ores (W, Ta ...
Gloria G. García   +5 more
doaj   +1 more source

Laboratory testing the grindability of carbonate mineral raw material of the site Spasina Brdjani: Chalk samples [PDF]

open access: yesMining and Metallurgy Engineering Bor, 2016
This work presents the results of the Bond work index in a ball mill on samples of carbonate mineral raw material (chalk) of the site Spasina - Brdjani. Determination of the Bond Work Index was carried out on total of six samples of chalk from different ...
Jovanović Ivana   +3 more
doaj   +1 more source

Effects of Work-Related Stress on Work Ability Index among Iranian Workers

open access: yesSafety and Health at Work, 2016
Background: Work Ability Index (WAI) is a well-known and valid self-report tool that has been widely used in various studies to identify and avoid early retirement and work-related disability.
Vahid Gharibi   +5 more
doaj   +1 more source

Laboratory testing the grindability of carbonate mineral raw material of the site Spasina Brdjani: Limestone samples [PDF]

open access: yesMining and Metallurgy Engineering Bor, 2016
This work presents the results of the Bond work index in a ball mill on samples of carbonate mineral raw material (limestone) of the site Spasina - Brdjani.
Petrović Sanja   +3 more
doaj   +1 more source

Influence of thermal pretreatment on quartz crushability [PDF]

open access: yesActa Montanistica Slovaca, 2005
The paper deals with an influence of thermal pretreatment on the crushability of quartz. The sample of lump quartz from the deposit of Švedlár (Eastern Slovakia) was subjected to primary crushing in the jaw crusher PS D-160 with a discharge of 10–20 mm ...
Mária Kušnierová   +3 more
doaj  

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