Dr L. Anestiev is a Professor of Physical Metallurgy and Materials Engineering at the Institute of Metal Science of the Bulgarian Academy of Sciences. He received his Master’s in Engineering from the Moscow Steel and Alloys Institute, USSR (now the National University of Science and Technology “MISiS”, Russia), and his PhD from the Bulgarian Academy of Sciences. His research focuses on the physical chemistry of metals, physical metallurgy, casting, and phase transformation in metals. He is the author and co-author of over 80 publications.

Professor Rumyana Lyubenova Lazarova is a Bulgarian research scientist working in the fields of materials science, metal science and microstructure characterization. She received her PhD from the Institute of Metal Science, Equipment and Technologies of the Bulgarian Academy of Sciences in 2002, where she currently works as a Professor in Materials Science. Her research focuses on the production and investigation of metal based nanocomposites, microstructure modification, and refining of metals and alloys with refractory nanoparticles in casting and welding, among others. She is the author of over 110 scientific articles.