ISSN print edition: 0366-6352
ISSN electronic edition: 1336-9075
Registr. No.: MK SR 9/7

Published monthly

Author: Vassileva

Optical, film surface and photovoltaic properties of PTB7-Fx-based polymer-organic solar cells prepared in ambient conditions	1669	–	1676
Georgy Grancharov, Valeria Gancheva, Petar Petrov, Rositsa Gergova, Georgi Popkirov, and Marushka Sendova-Vassileva	Vol. 72, 7
Total reflection X-ray fluorescence analysis of fly ash from Bulgarian coal-fired power plants	650	–	654
Albena K. Detcheva, Svilen E. Mitsiev, Paunka S. Vassileva, Juri H. Jordanov, Metody G. Karadjov, and Elisaveta Ivanova	Vol. 69, 5
Bulgarian natural diatomites: modification and characterization	342	–	349
Paunka S. Vassileva, Madlena S. Apostolova, Albena K. Detcheva, and Elisaveta H. Ivanova	Vol. 67, 3

Sunday, April 26, 2026