PROCESSING PLATE SURFACE FOR FABRICATION OF SOLAR CELLS Russian patent published in 2016 - IPC H01L31/18 H01L21/306 

Abstract RU 2586266 C2

FIELD: physics.

SUBSTANCE: claimed method consists in a complete oxide removal from the plate surface in solution composed of hydrofluoric acid and deionised water at the room temperature of said solution. Oxide removal is considered terminated in case this solution rolls from the surface of silicon plate back. Silicon plate surface processing reaction occurs at a high rate while process duration does not exceed 20 seconds. Note here that it does not cause the silicon plate surface quality deterioration.

EFFECT: removal of oxide residues before evaporation facilitates the adhesion, hence, higher yield.

3 ex

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RU 2 586 266 C2

Authors

Ismailov Tagir Abdurashidovich

Shakhmaeva Ajshat Rasulovna

Shangereeva Bijke Alievna

Zakharova Patimat Rasulovna

Litovchenko Mariya Nikolaevna

Murtuzaliev Azamat Ibragimovich

Dates

2016-06-10Published

2014-07-04Filed