Iṣiṣẹ sẹẹli heterojunction ti 26.6% lori awọn wafers silikoni iru P ti ṣaṣeyọri.

Heterojunction ti a ṣẹda ni silikoni amorphous/crystalline (a-Si: H/c-Si) ni wiwo ni awọn ohun-ini itanna alailẹgbẹ, o dara fun awọn sẹẹli oorun silikoni heterojunction (SHJ). Ijọpọ ti ultra-tinrin a-Si:H passivation Layer ṣaṣeyọri foliteji ṣiṣi-yika giga (Voc) ti 750 mV. Pẹlupẹlu, Layer olubasọrọ a-Si: H, doped pẹlu boya n-type tabi p-type, le ṣe crystallize sinu ipele ti o dapọ, idinku gbigba parasitic ati imudara yiyan ti ngbe ati ṣiṣe ikojọpọ.

LONGi Green Energy Technology Co., Ltd Xu Xixiang, Li Zhenguo, ati awọn miiran ti ṣaṣeyọri 26.6% ṣiṣe SHJ oorun sẹẹli lori awọn wafers silikoni iru P. Awọn onkọwe naa lo ilana itusilẹ irawọ owurọ gettering pretreatment ati lilo silikoni nanocrystalline (nc-Si: H) fun awọn olubasọrọ ti o yan ti ngbe, ni pataki jijẹ ṣiṣe ti P-iru sẹẹli oorun SHJ si 26.56%, nitorinaa idasile ipilẹ iṣẹ ṣiṣe tuntun fun P -iru ohun alumọni oorun ẹyin.

Awọn onkọwe pese ifọrọwerọ alaye lori idagbasoke ilana ẹrọ naa ati ilọsiwaju iṣẹ ṣiṣe fọtovoltaic. Nikẹhin, a ṣe itupalẹ ipadanu agbara lati pinnu ọna idagbasoke iwaju ti P-type SHJ imọ-ẹrọ sẹẹli oorun.