эффективность

Последние новости в разделе эффективность




30.06.2010 (16:04) Естественные науки >> Физика
Квантовые точки помогут повысить эффективность солнечных ячеек
На сегодняшний день предел эффективности для преобразования энергии в солнечных батареях оценивается в 30%. Однако, согласно новым работам ученых из США, эта планка может быть поднята до 60% за счет захвата частиц более высоких энергий, которые теряются в обычных солнечных ...>>

17.02.2010 (16:01) Естественные науки >> Медицина и здоровье
Вакцинация против гриппа не помогает пожилым людям?
Недавние исследования показали, что вакцинация против гриппа лиц старше 65 лет не ...>>


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