To enhance the spectral photon harvesting of the bulk heterojunction hybrid solar cell,the blends of squaraine dye and MEH-PPV were adopted to expend the spectral region.

• 本文把方酸菁染料掺杂在聚[2-甲氧基-5(2-乙基己氧基)对苯乙炔](MEH-PPV)共轭聚合物中,利用方酸菁染料在可见光的良好吸收以提高器件对光谱的利用。