نتایج جستجو برای: third generation led lights

تعداد نتایج: 786682  

ژورنال: مجله اپیدمیولوژی ایران 2019
امامی, مژگان, مهرالحسنی, محمد حسین, پورحسینی, سمیرا سادات,

Concurrent with globalization, some changes have been created in the performance of the universities in developed countries that have turned them into a power source for economic development. In this study, generation changes of Iranian universities in the health sector were analyzed by the layer analysis (CLA) framework. The results showed that the status of universities in Iran is moving from...

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ژورنال: فرآیند و کارکرد گیاهی 2017
احمدی, طیبه, سبزعلیان, محمد رضا, شبانی, لیلا,

Light emitting diodes (LEDs) could provide specific quality and quantity of light for normal plant growth. Melissa officinalis L. is one of the most important medicinal plants in the world that has many applications in drug and flavoring industris. We cultivated lemon balm rhizomes in pot and placed the pots in four incubators containing LED lamps with the spectrum of red (100%), blue (100%), 7...

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Journal: :Odovtos - International Journal of Dental Sciences 2022

This study evaluates the effect of curing modes and times on mechanical properties nanocomposites. Two nanocomposite resins were investigated: supra-nanohybrid (Estelite Posterior Quick; EP) nanohybrid (Solare X; SX). They polymerized with a light-emitting diode light-curing units (LED LCU, Valo) as follows: standard mode for 20s (ST20), high power 12s (HP12), (HP20), extra 6s (XP6), (XP20). Fo...

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Journal: :Journal of Risk and Uncertainty 2008

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Journal: :International Journal of Current Microbiology and Applied Sciences 2017

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