Results 11 to 20 of about 252,838 (244)

Predicting the properties of a mixture produced using “cold” technology with foamed bitumen in terms of the properties of hydraulic binder mortars

open access: yesRoads and Bridges, 2023
The paper presents the correlation between the mechanical properties of the mineral-aggregate mixture with foamed bitumen (MCAS) and the mechanical properties of mortars containing hydraulic binder. A significant aspect of the presented research results
Przemysław Buczyński   +2 more
doaj   +1 more source

Response of Teff (Eragrostis tef (Zucc) Trotter) to Seeding Rate and Methods of Sowing on Yield and Yield Attributes in a Subhumid Environment, Northern Ethiopia

open access: yesInternational Journal of Agronomy, 2020
Teff is a dominantly cultivated and stable crop in Ethiopia primarily grown for its grain which is used for preparing injera. In spite of its importance, the productivity is very low due to many factors among them, and poor agronomic practices are the ...
Abraha Arefaine   +2 more
doaj   +1 more source

Effects of elevated CO2 concentration and temperature on growth and production of Oryza sativa L. cv. Ilmi, one of the main rice varieties in Korea

open access: yesJournal of Ecology and Environment, 2015
This research was conducted to examine the changes in growth and production of Oryza sativa L. cv. Ilmi, which was developed to cultivate high yielding rice variety in the Southern plains of Korea. The seedlings of the rice
Eung-Pill Lee   +3 more
doaj   +1 more source

Patient discharge from intensive care: an updated scoping review to identify tools and practices to inform high-quality care

open access: yesCritical Care, 2021
Background Critically ill patients require complex care and experience unique needs during and after their stay in the intensive care unit (ICU). Discharging or transferring a patient from the ICU to a hospital ward or back to community care (under the ...
Kara M. Plotnikoff   +10 more
doaj   +1 more source

Use of the cast net for monitoring fish status in reservoirs distributed in the Korean peninsula

open access: yesJournal of Ecology and Environment, 2015
Reservoirs consist of two different environments, the littoral and the pelagic zone, and different fishing gear is commonly used in each zone—gill nets in the pelagic zone and electrofishing in the littoral zone.
Ju-Duk Yoon1   +3 more
doaj   +1 more source

Medicinal plants used in Peru for the treatment of respiratory disorders

open access: yesRevista Peruana de Biología, 2011
Respiratory tract infections continue to be a major health challenge worldwide especially due to the increasingly fast development of resistance to the drugs currently in use.
Rainer W. Bussmann, Ashley Glenn
doaj   +1 more source

NHC-catalysed highly selective aerobic oxidation of nonactivated aldehydes

open access: yesBeilstein Journal of Organic Chemistry, 2013
This publication describes a highly selective oxidation of aldehydes to the corresponding acids or esters. The reaction proceeds under metal-free conditions by using N-heterocyclic carbenes as organocatalysts in combination with environmentally friendly ...
Lennart Möhlmann   +2 more
doaj   +1 more source

The Influence Of The Rare Earth Metals Modification On The Fracture Toughness Of G17CrMo5-5 Cast Steel At Low Temperatures

open access: yesArchives of Metallurgy and Materials, 2015
This paper presents the influence of the rare earth metals (REM) modification on mechanical properties and fracture toughness of G17CrMo5-5 cast steel at low temperatures. The REM was in the form of mishmetal.
Dzioba I., Kasińska J., Pała R.
doaj   +1 more source

Autoimmune Thyroiditis Presenting as Palmoplantar Keratoderma

open access: yesCase Reports in Medicine, 2010
Palmoplantar keratoderma is a heterogeneous group of hereditary and acquired disorders characterized by abnormal thickening of palms and soles. Hypothyroidism is an unusual cause of palmoplantar keratoderma, rarely reported in the literature. We report a
Sara Lestre   +3 more
doaj   +1 more source

Comparison of the Efficiency of Cross-Flow Plate Heat Exchangers Made of Varied Materials

open access: yesEnergies, 2022
This paper discusses a mathematical model for airflow through a cross-flow plate heat exchanger. The exhaust air is used to heat the supply air. Three kinds of plates are considered: made of aluminium, copper, and steel.
Krzysztof Grysa   +2 more
doaj   +1 more source

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