Indoor grow specialists all over the world use blue-heavy metal halide lamps (MH) for vegetative growth and switch to red-heavy high pressure sodium (HPS) lamps for flowering, but is this pricey, ...
WEST LAFAYETTE, Ind. — Purdue University engineers have developed a patent-pending method to synthesize high-quality, layered perovskite nanowires with large aspect ratios and tunable ...
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