Results 21 to 30 of about 1,554,184 (368)

Differences in Oxygenation Kinetics Between the Dominant and Nondominant Flexor Digitorum Profundus in Rock Climbers [PDF]

open access: yes, 2016
Purpose. This study examined differences in oxygenation kinetics in the non-dominant and dominant flexor digitorum profundus (FDP) of rock climbers. Methods. Participants consisted of 28 sport climbers with a range of on-sight abilities (6a+ to 8a French
Inmaculada Garrido   +14 more
core   +1 more source

Predictors of young people’s use of sexual and reproductive health services in Nigeria: a mixed-method approach

open access: yesBMC Public Health, 2021
Background Sexual and Reproductive health Services (SRHS) are essential for the prevention and control of SRH problems among young people and the achievement of sustainable development goal 3. These services may be available but certain factors interfere
Amelia Ngozi Odo   +3 more
doaj   +1 more source

Kinetics of absorption of carbon dioxide in aqueous piperazine solutions [PDF]

open access: yes, 2006
In the present work the absorption of carbon dioxide into aqueous piperazine (PZ) solutions has been studied in a stirred cell, at low to moderate temperatures, piperazine concentrations ranging from 0.6 to 1.5 kmol m- 3, and carbon dioxide pressures up ...
Versteeg, G. F.,   +12 more
core   +1 more source

Flame Structure at Elevated Pressure Values and Reduced Reaction Mechanisms for the Combustion of CH4/H2 Mixtures

open access: yesEnergies, 2023
Understanding and controlling the combustion of clean and efficient fuel blends, like methane + hydrogen, is essential for optimizing energy production processes and minimizing environmental impacts. To extend the available experimental database on CH4 +
Ilya E. Gerasimov   +5 more
doaj   +1 more source

Antioxidant Activity of Deferasirox and Its Metal Complexes in Model Systems of Oxidative Damage: Comparison with Deferiprone

open access: yesMolecules, 2021
Deferasirox is an orally active, lipophilic iron chelating drug used on thousands of patients worldwide for the treatment of transfusional iron overload. The essential transition metals iron and copper are the primary catalysts of reactive oxygen species
Viktor A. Timoshnikov   +4 more
doaj   +1 more source

Kinetics and mechanism of the reaction of acetonyl radical, CH3(CO)CH2, with Br2 [PDF]

open access: yes, 2013
The low pressure fast discharge flow method with laser induced fluorescence detection of CH3C(O)CH2 was employed to study the kinetics of the reaction CH3C(O)CH2 + Br2 → CH3C(O)CH2Br + Br (1) at 298, 323 and 365 K.
Zügner, Gábor L.   +6 more
core   +1 more source

Leaching kinetics of electric arc furnace dust in nitric acid solutions

open access: yes, 2021
Electric arc furnace dust contains mainly ZnO, ZnFe2O4, and iron oxides. In this study, chemical composition of ZnO, ZnFe2O4, and Fe(2)O(3)and leaching kinetics of ZnO, ZnFe2O4, and Fe(2)O(3)in HNO(3)solutions were investigated.
İLHAN, Sedat   +2 more
core   +1 more source

Administrative and sociological variables as correlates of athletes’ performance in Nigeria school sports federation in North-Central States, Nigeria

open access: yesInternational Journal of Educational Innovation and Research, 2022
This study examined administrative and sociological variables as correlates of athlete's performance in Nigeria School Sports Federation in North-Central States, Nigeria.
Falaye Elijah Kayode   +3 more
doaj   +1 more source

Development of High-performance Inorganic Pigment and Lacquer Pastes for UV-Curable Coating Systems

open access: yesMedžiagotyra
This work presents an optimized formulation strategy for UV-curable pigment pastes based on seven inorganic pigments and six lacquers for nail coating systems.
Zane GRIGALE-SOROCINA   +3 more
doaj   +1 more source

Dual-barrel conductance micropipet as a new approach to the study of ionic crystal dissolution kinetics [PDF]

open access: yes, 2013
A new approach to the study of ionic crystal dissolution kinetics is described, based on the use of a dual-barrel theta conductance micropipet. The solution in the pipet is undersaturated with respect to the crystal of interest, and when the meniscus at ...
Massimo Peruffo   +11 more
core   +1 more source

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