نتایج جستجو برای: temporal variability
تعداد نتایج: 402760 فیلتر نتایج به سال:
background : studies have emphasized on the frontal eeg symmetry as a mediator of emotional states. this research was aimed to examine the overall and asymmetric activities of the brain lobes under the affective states. methods : a coupling eeg was recorded in an eye closed awakened condition from 40 right handed female students under the baseline and affective states. results : bilaterally de...
One of the pillars of epidemiologic research on the long-term health effects of air pollution is to estimate the chronic exposures over space and time. In this study, we aimed to measure the intra-urban ambient carbon monoxide (CO) concentrations within Urmia city in Iran, and to build a model within the geographic information system (GIS) to estimate the annual and seasonal means anywhere with...
The aim of the research was to study distribution gallium (Ga) in rhizosphere soil and plants growing under natural conditions uncontaminated sites, with an emphasis on temporal fluctuations Ga concentration plants. For this purpose, two field experiments were conducted St. Petersburg, Russia, 2019 2020, at sites. Three widespread grasses (couch grass, plantain, dandelion) chosen for experiment...
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