Tin monosulfide (SnS) is an appealing product utilized for next generation solar batteries due to the fact that of its nontoxic qualities and abundance, in addition to its exceptional photovoltaic homes. Sakiko Kawanishi and Issei Suzuki led a group that has actually prospered in growing big single crystals of SnS, which can offer a path for the fabrication of SnS solar batteries with a high conversion performance.
A p-n homojunction, which includes p-type and n-type SnS, is crucial to acquiring SnS solar batteries with high performance. The production of such solar batteries has actually previously shown tough due to the intricacy of producing n-type SnS in contrast to the quickly fabricable p-type SnS.
To fix the issue, the group created an initial feed structure utilized for the flux development of SnS crystals. This is something that had actually not been effectively trialed prior to. A remarkable modification appeared in the grown crystals by halogen addition, that is, augmentation of the crystal size to an optimum 24 mm in width, in addition to consisting of an n-type conduction quality. The bigger crystals lower the stakes of trial making the SnS solar batteries with p-n homojunction, which speeds up the advancement for useful application.
These substantial outcomes were released in Crystal Growth & Design today (August 21, 2020).
Reference: “Growth of large single crystals of n-type SnS from halogen-added Sn flux” by Sakiko Kawanishi, Issei Suzuki, Takeo Ohsawa, Naoki Ohashi, Hiroyuki Shibata, and Takahisa Omata, 21 August 2020, Crystal Growth & Design.