NOVELTY - A photoelectric conversion apparatus comprises substrate (1), crystallized semiconductor particles (2) of conductivity-A type, semiconductor portion (3) of conductivity-B type, insulating layer (4) and translucent conductive layer (5). The crystallized semiconductor particles of conductivity-A and semiconductor portion of conductivity-B is formed in the surface layer of substrate. The insulating layer is formed between semiconductor particles on main surface of substrate. The conductive layer is formed in the upper portion of semiconductor particles and insulating layer.    USE - Photoelectric conversion apparatus is used for solar power generation.    ADVANTAGE - The photoelectric conversion apparatus has excellent conversion efficiency, and effectively prevents leakage of electric current. The swelling of aluminum substrate due to presence of hydrofluoric acid infiltrated into crystal boundary of substrate is suppressed.    DETAILED DESCRIPTION - A photoelectric conversion apparatus comprises an aluminum substrate, crystallized semiconductor particles of conductivity (A)-type, a semiconductor portion of conductivity (B)-type, an insulating layer and a translucent conductive layer. The aluminum substrate comprises aluminum having purity of 99.9 weight% or less among alloy number based on JIS H 4000. the spherical crystallized semiconductor particles of conductivity-A type and semiconductor portion of conductivity-B type are mutually joined at the interval on the aluminum substrate, and formed in the surface layer of substrate. The insulating layer is formed between crystallized semiconductor particles of one main surface of aluminum substrate. The translucent conductive layer is formed in the upper portion of crystallized semiconductor particles and insulating layer. The photoelectric conversion apparatus further comprises an oxide film formed in the surface layer of crystallized semiconductor particles. An INDEPENDENT CLAIM is included for manufacture of photoelectric conversion apparatus.    DESCRIPTION OF DRAWING(S) - The drawing shows a sectional view of the photoelectric conversion apparatus.    Aluminum substrate (1)    Crystallized semiconductor particles (2)    Semiconductor portion (3)    Insulating layer (4)    Translucent conductive layer (5)