TY - GEN AU - Ammar Ahmed Labib Hussien AU - Afaf Elsaid Mahgoub , AU - Mohammad Fikry Ragaii Fouda , TI - Mechanism of photochromism of dithizonate complexes of some heavy metals / PY - 2006/// CY - Cairo : PB - Ammar Ahmed Labib Hussien , KW - Dithizonate complexes KW - Photochromism KW - Solar batteries KW - Sunglasses N1 - Thesis (PH.D.) - Cairo University - Faculty Of Science - Department Of Inorganic Chemistry; Issued also as CD N2 - The reults in the thesis indicated that the dithizonate complexes of mercury and aryl mercuric compounds showed that all of them possesse a pronounced photochromic propertyThey changed their colors from yellow - red to blue by irradiation by visible light ER -