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681
Effects of soaking, acidity and temperature on cadmium and lead removal from rice
Published 2020“…Different rice treatments were involved i.e. three soaking times (0, 15, and 30 min), three temperatures (20, 25, and 30 �C) and four concentrations of glacial acetic acid (0.5%, 1%, 2%, and 3%). …”
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682
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683
Complex-impedance response of an Ag/TeO2-V2O5/Ag structure
Published 2009“…The electrical conductance and capacitance were measured over a frequency range of 20 Hz to 1 MHz and a temperature range of 293–450 K; these reveal semiconducting features based predominantly on an ionic mechanism. …”
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Pilot-scale petroleum refinery wastewaters treatment systems: performance and microbial communities' analysis
Published 2020“…Decreasing HRT to 5 and 2.5 days led to a decrease in the efficiency of the process and a decrease in biomass concentration was also observed (<1000 mg/l). …”
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692
Investigating the utilization of healthcare services to manage respiratory tract infections (RTIs) among Qatari patients attended selected primary healthcare centers in Qatar
Published 2018“…We have found no difference in the month-to-month rates of RTI-related GP visits (per 1000 total visits) over the study period (non-significant decreasing trend). …”
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693
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694
Structural, wear and thermal behaviour of Cu–Al2O3–graphite hybrid metal matrix composites
Published 2020“…Copper matrix composites with Al2O3–graphite reinforcement (0.5-0.5, 1.0-1.0, 1.5-1.5 and 2.0-2.0 wt%) were prepared by stir casting process. …”
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695
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Fabrication of Selective Sensors for Hg2+ Traces in Water Using Graphene Decorated with Metal Nanoclusters
Published 2016“…The system consists of three main chambers (source, mass filter, and deposition chambers) that were pumped initially to a base pressure of 10-8 mbar using two turbo pumps. …”
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698
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699
Adaptive effects of seeing green environment on psychophysiological parameters when walking or running
Published 2019“…The experimental task consisted in a 20-min trial of either walking (Study 1) or running (Study 2) at the most comfortable speed on a treadmill surrounded by three large HD TV screens displaying specific properties of the studied colors. …”
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700