/sci/ - Science & Math

>>	Anonymous Mon Aug 31 03:25:25 2020 No.12069196 [View] File: 2.04 MB, 2500x2500, Schneebergerhof_01.jpg [View same] [iqdb] [saucenao] [google] here is your free energy

>>	Anonymous Thu Jul 4 11:59:28 2019 No.10779199 [View] File: 2.04 MB, 2500x2500, Schneebergerhof_01.jpg [View same] [iqdb] [saucenao] [google] >>10776387 100 years ago, yes today, no - solar and wind is much better now

Anonymous Sun Nov 25 04:08:53 2018 No.10164917 [View]
File: 2.08 MB, 2500x2500, Schneebergerhof_01.jpg [View same] [iqdb] [saucenao] [google]

>>10163622
>>10163623
90% of solar cells are silicon, 5% are CdTe
both got 20% efficiency
Cd is a waste by-product of zinc refining
Te is a waste by-product of copper refining

>>	Anonymous Fri Oct 19 04:57:25 2018 No.10080749 [View] File: 2.08 MB, 2500x2500, Schneebergerhof_01.jpg [View same] [iqdb] [saucenao] [google] >>10080279 here is an general overview https://en.wikipedia.org/wiki/Renewable_energy

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/sci/ - Science & Math

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