X hits on this document

151 views

0 shares

0 downloads

0 comments

9 / 63

New Generation Silicon Solar Cells

2.4 Doping

New Generation Silicon Solar Cells

Donor - doping

add an extra electron

number of e- > number valence e-

n – type dopant

ED right under conduction band EC

Acceptor - doping

add an extra hole

number of e- < number valence e-

p – type dopant

EA right above valence band EV

Doping: Change in carrier concentration change in electrical properties

n-type doping

p-type doping

Document info
Document views151
Page views151
Page last viewedMon Dec 05 11:31:33 UTC 2016
Pages63
Paragraphs1000
Words4082

Comments