Group II-VI downconverting phosphorsValdna, Vello; Gavrish, T.; Hiie, Jaan; Mellikov, Enn; Mere, ArvoMaterials Research Society symposia proceedings series1997 / p. 463-466: ill Group II-VI downconverting phosphorusValdna, Vello; Gavrish, T.; Hiie, Jaan; Mellikov, Enn; Mere, ArvoMRS Fall Meeting, Boston, 1996 : abstracts1996 / [1] p