نتایج جستجو برای: artificial light

تعداد نتایج: 671626  

مهین دخت روشن نژاد, ,

Sun light accompany with rest and fresh air is beneficial for maintenance of health. Although scientific and laboratory witnesses have shown the relationship between light exposure and mental health, the live experience of pleasure feeling of sunlight is far more than what is accepted by experimental and observational researches. Patient with affective disorders have been treated by increasing ...

B Cheng, F Liu, H Shi, L Gou, Q. Guo, Y. Lu,

To provide a scientific basis for artificial culture, the effects of different breeding densities, feeding cycles, and light environments on the growth regulation of Poecilobdella manillensis were studied. After P. manillensis were cultured at breeding densities of 250 ~ 3250 leeches m-2; feeding cycles of 2 ~ 16 days; and a light environment with noise or a light-free environment without noise...

Journal: :journal of research in health sciences 0
abdollah vahedi iman dianat

background: the aims of this study were to evaluate the employees' subjective assessments of different aspects of lighting condition as well as task area illuminance in manufacturing plants. methods: this field study was conducted between march and may 2013 , in three packing plants (saveh, central iran). data were collected by questionnaire and measurement of the task area illuminance levels. ...

2012
Ülo Niinemets Trevor F. Keenan

Within-canopy variation in light results in profound canopy profiles in foliage structural, chemical, and physiological traits. Studies on within-canopy variations in key foliage traits are often conducted in artificial environments, including growth chambers with only artificial light, and greenhouses with and without supplemental light. Canopy patterns in these systems are considered to be re...

Journal: :Investigative Opthalmology & Visual Science 2016

Journal: :IEEJ Transactions on Fundamentals and Materials 2001

Journal: :International Journal of Fuzzy Logic and Intelligent Systems 2003

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