In {HEAD ~ another embodiment, oxides} or other oxygen containing {TAIL ~ compounds} of said first element, said second element, cerium, and terbium are dissolved in an acidic solution to form the first solution, such as hydrochloric acid, nitric acid, sulfuric acid, citric acid, or acetic acid 
containing
In { HEAD ~ another embodiment , oxides } or other oxygen containing { TAIL ~ compounds } of said first element , said second element , cerium , and terbium are dissolved in an acidic solution to form the first solution , such as hydrochloric acid , nitric acid , sulfuric acid , citric acid , or acetic acid
OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH