An unexpected trend was discerned, showing lower photocurrent transients for films with CuIn 2 Se 3.5 composition than for the films with excess non-complexed CuInSe 2 or CuIn 3 Se 5 13 .
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Quantized electronic transitions in electrodeposited copper indium selenide nanocrystalline homojunctions.
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The sentences
The intensity variation trend for S2( B ) or S2( M ) with different filters may not be significant, the overall PL emission intensity could be associated with the extent of the [CuInSe 2 –CuIn 3 Se 5 ] complexation in the film as previously observed with other techniques 13 .